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/* |
package skrueger.geotools; |
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* GeoTools - OpenSource mapping toolkit |
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* http://geotools.org |
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* (C) 2002-2006, GeoTools Project Managment Committee (PMC) |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; |
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* version 2.1 of the License. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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*/ |
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package gtmig.org.geotools.swing; |
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/** |
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* This class is 50% copied from GeoTools 2.6.x JMapPane. GeoTools is LGPL, SCHMITZM also.<br/> |
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* In addition to |
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*/ |
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import java.awt.AlphaComposite; |
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import java.awt.Color; |
import java.awt.Color; |
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import java.awt.Cursor; |
import java.awt.Cursor; |
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import java.awt.Font; |
import java.awt.Font; |
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import java.awt.geom.NoninvertibleTransformException; |
import java.awt.geom.NoninvertibleTransformException; |
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import java.awt.geom.Point2D; |
import java.awt.geom.Point2D; |
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import java.awt.image.BufferedImage; |
import java.awt.image.BufferedImage; |
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import java.beans.PropertyChangeEvent; |
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import java.beans.PropertyChangeListener; |
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import java.io.IOException; |
import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
import java.util.HashMap; |
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import java.util.Map; |
import java.util.Map; |
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import java.util.Vector; |
import java.util.Vector; |
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import javax.swing.JFrame; |
import javax.jws.soap.SOAPBinding.Style; |
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import javax.swing.JPanel; |
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import javax.swing.Timer; |
import javax.swing.Timer; |
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import org.apache.log4j.Logger; |
import org.apache.log4j.Logger; |
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import org.geotools.renderer.GTRenderer; |
import org.geotools.renderer.GTRenderer; |
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import org.geotools.renderer.label.LabelCacheImpl; |
import org.geotools.renderer.label.LabelCacheImpl; |
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import org.geotools.renderer.lite.LabelCache; |
import org.geotools.renderer.lite.LabelCache; |
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import org.geotools.renderer.lite.RendererUtilities; |
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import org.geotools.renderer.lite.StreamingRenderer; |
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import org.geotools.swing.JMapPane; |
import org.geotools.swing.JMapPane; |
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import org.geotools.swing.event.MapMouseEvent; |
import org.geotools.swing.event.MapMouseEvent; |
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import org.geotools.swing.event.MapPaneEvent; |
import org.geotools.swing.event.MapPaneEvent; |
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import schmitzm.geotools.GTUtil; |
import schmitzm.geotools.GTUtil; |
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import schmitzm.geotools.JTSUtil; |
import schmitzm.geotools.JTSUtil; |
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import schmitzm.geotools.gui.SelectableXMapPane; |
import schmitzm.geotools.gui.SelectableXMapPane; |
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import schmitzm.geotools.io.GeoImportUtil; |
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import schmitzm.geotools.map.event.JMapPaneListener; |
import schmitzm.geotools.map.event.JMapPaneListener; |
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import schmitzm.geotools.map.event.MapLayerAdapter; |
import schmitzm.geotools.map.event.MapLayerAdapter; |
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import schmitzm.lang.LangUtil; |
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import schmitzm.swing.JPanel; |
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import schmitzm.swing.SwingUtil; |
import schmitzm.swing.SwingUtil; |
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import skrueger.geotools.RenderingExecutor; |
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import com.vividsolutions.jts.geom.Coordinate; |
import com.vividsolutions.jts.geom.Coordinate; |
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import com.vividsolutions.jts.geom.Envelope; |
import com.vividsolutions.jts.geom.Envelope; |
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import com.vividsolutions.jts.geom.Geometry; |
import com.vividsolutions.jts.geom.Geometry; |
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public class XMapPane extends JPanel implements PropertyChangeListener { |
/** |
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private static Logger LOGGER = Logger.getLogger(XMapPane.class); |
* The {@link XMapPane} class uses a Geotools {@link GTRenderer} to paint up to |
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* two {@link MapContext}s: a "local" {@link MapContext} and a "background" |
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* {@link MapContext}. The idea is, that rendering a background layer made up of |
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* e.g. OSM data, may take much longer than rendering local data.<br> |
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* Every {@link MapContext} is rendered on a {@link Thread} of it's own. |
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* Starting/ cancelling these threads is done by the {@link RenderingExecutor}.<br> |
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* <br> |
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* While the renderers are rending the map, a <br> |
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* The {@link XMapPane} is based on schmitzm {@link JPanel}, so |
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* {@link #print(Graphics)} will automatically set the background of components |
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* to pure white. |
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* |
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* The XMapPane has a {@link MouseListener} that manages zooming.<br> |
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* A logo/icon to float in the lower left corner may be set with |
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* {@link #setMapImage(BufferedImage)}<br> |
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* |
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* @see SelectableXMapPane - an extension of {@link XMapPane} that supports |
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* selecting features. |
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* |
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* @author stefan |
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* |
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*/ |
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public class XMapPane extends JPanel { |
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private static final int IMAGETYPE = BufferedImage.TYPE_INT_RGB; |
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private static final int IMAGETYPE_withAlpha = BufferedImage.TYPE_INT_ARGB; |
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private final static Logger LOGGER = Logger.getLogger(XMapPane.class); |
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private boolean acceptsRepaintCalls = true; |
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/** |
/** |
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* Sets whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
* Main {@link MapContext} that holds all layers that are rendered into the |
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* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. |
* {@link #localImage} by the {@link #localRenderer} |
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*/ |
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MapContext localContext; |
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/** |
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* {@link MapContext} holding the background layers. Use it for layers that |
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* CAN take very long for rendering, like layer from the Internet: WMS, WFS, |
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* OSM...<br> |
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* <code>null</code> by default. |
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* |
* |
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* @param layer |
* @see #setBgContext(MapContext) |
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* a layer |
* @see #getBgContext() |
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* @param selectable |
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* if {@code false} the layer is ignored during the upper |
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* mentioned actions. If <code>null</code>, the default (true) |
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* will be used. |
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*/ |
*/ |
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public void setMapLayerSelectable(MapLayer layer, Boolean selectable) { |
MapContext bgContext; |
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if (selectable == null) |
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mapLayerSelectable.remove(layer); |
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else |
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mapLayerSelectable.put(layer, selectable); |
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} |
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/** |
/** |
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* Holds a flag for each layer, whether it is regarded or ignored on |
* While threads are working, calls {@link XMapPane#updateFinalImage()} |
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* {@link #SELECT_TOP}, {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} |
* regularly and {@link #repaint()}. This {@link Timer} is stopped when all |
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* actions. |
* renderers have finished. |
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* |
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* @see INITIAL_REPAINT_DELAYAL |
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* @see #REPEATING_REPAINT_DELAY |
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*/ |
*/ |
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final protected HashMap<MapLayer, Boolean> mapLayerSelectable = new HashMap<MapLayer, Boolean>(); |
final private Timer repaintTimer; |
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/** |
/** |
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* Returns whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
* The initial delay in milliseconds until the {@link #finalImage} is |
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* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. Returns |
* updated the first time. |
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* <code>true</code> if the selectability has not been defined. |
*/ |
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public static final int INITIAL_REPAINT_DELAY = 900; |
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/** |
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* While the {@link #bgExecuter} and {@link #localExecuter} are rendering, |
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* the {@link #repaintTimer} is regularly updating the {@link #finalImage} |
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* with previews. |
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*/ |
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public static final int REPEATING_REPAINT_DELAY = 500; |
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/** |
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* Default delay (milliseconds) before the map will be redrawn when resizing |
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* the pane. This is to avoid flickering while drag-resizing. |
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* |
* |
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* @param layer |
* @see #resizeTimer |
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* a layer |
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*/ |
*/ |
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public boolean isMapLayerSelectable(MapLayer layer) { |
public static final int DEFAULT_RESIZING_PAINT_DELAY = 600; |
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Boolean selectable = mapLayerSelectable.get(layer); |
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return selectable == null ? true : selectable; |
/** |
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} |
* This not-repeating {@link Timer} is re-started whenever the component is |
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* resized. That means => only if the component is not resizing for |
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* {@link #DEFAULT_RESIZING_PAINT_DELAY} milliseconds, does the |
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* {@link XMapPane} react. |
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*/ |
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private final Timer resizeTimer; |
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/** |
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* Flag for no-tool. |
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*/ |
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public static final int NONE = -123; |
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/** |
/** |
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* Flag fuer Modus "Kartenausschnitt bewegen". Nicht fuer Window-Auswahl |
* Flag fuer Modus "Kartenausschnitt bewegen". Nicht fuer Window-Auswahl |
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* @see #setState(int) |
* @see #setState(int) |
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*/ |
*/ |
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public static final int PAN = 1; |
public static final int PAN = 1; |
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/** |
/** |
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* Flag fuer Modus "Heran zoomen". |
* Flag fuer Modus "Heran zoomen". |
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* |
* |
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* @see #setState(int) |
* @see #setState(int) |
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*/ |
*/ |
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public static final int ZOOM_IN = 2; |
public static final int ZOOM_IN = 2; |
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/** |
/** |
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* Flag fuer Modus "Heraus zoomen". Nicht fuer Window-Auswahl moeglich! |
* Flag fuer Modus "Heraus zoomen". Nicht fuer Window-Auswahl moeglich! |
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* |
* |
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* @see #setState(int) |
* @see #setState(int) |
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*/ |
*/ |
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public static final int ZOOM_OUT = 3; |
public static final int ZOOM_OUT = 3; |
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/** |
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* Flag fuer Modus |
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* "SimpleFeature-Auswahl auf dem obersten (sichtbaren) Layer". |
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* |
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* @see #setState(int) |
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* @see #setState(int) |
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*/ |
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public static final int SELECT_TOP = 4; |
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/** |
/** |
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* Flag fuer Modus "SimpleFeature-Auswahl auf allen (sichtbaren) Layern". |
* Flag fuer Modus "SimpleFeature-Auswahl auf allen (sichtbaren) Layern". |
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* |
* |
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* @see #setState(int) |
* @see #setState(int) |
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*/ |
*/ |
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public static final int SELECT_ONE_FROM_TOP = 104; |
public static final int SELECT_ONE_FROM_TOP = 104; |
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// |
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// /** |
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// * While threads are working, we call {@link XMapPane#updateFinalImage()} |
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// * regularly and repaint(). This {@link Timer} is stopped when all renderers |
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// * have finished. |
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// */ |
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// final private Timer repainterTimer; |
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// |
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// /** |
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// * While the {@link #bgExecuter} and {@link #localExecuter} are rendering, |
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// * the {@link #repainterTimer} is regularly updating the {@link #finalImage} |
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// * with previews. |
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// */ |
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// public static final long REPEATING_REPAINT_DELAY = 500; |
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// |
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// /** |
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// * The initial delay in milliseconds until the {@link #finalImage} is updated the first time. |
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// */ |
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// public static final long INITIAL_REPAINT_DELAY = 333; |
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protected RenderingExecutor bgExecuter; |
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/** |
/** |
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* the map context to render |
* Flag fuer Modus |
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*/ |
* "SimpleFeature-Auswahl auf dem obersten (sichtbaren) Layer". |
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MapContext localContext; |
* |
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/** |
* @see #setState(int) |
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* the map context to render |
* @see #setState(int) |
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*/ |
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MapContext bgContext; |
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/** |
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* the area of the map to draw |
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*/ |
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protected Envelope mapArea = null; |
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/** |
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* We store the old mapArea for a moment to use it for the |
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* "quick scaled preview" in case of ZoomOut |
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**/ |
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protected Envelope oldMapArea = null; |
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/** |
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* the size of the pane last time we drew |
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*/ |
*/ |
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protected Rectangle oldRect = null; |
public static final int SELECT_TOP = 4; |
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/** |
/** |
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* The Renderer for the Background uses this Image. When set to null, please |
* {@link Font} used to paint the wait messages into the map |
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* dispose the {@link Graphics2D} |
* |
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* @see #addGadgets(Graphics2D, boolean) |
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*/ |
*/ |
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protected BufferedImage bgImage; |
final static Font waitFont = new Font("Arial", Font.BOLD, 30); |
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/** |
/** |
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* The Renderer for the LocalLayers uses this Image. When set to null, |
* {@link Font} used to paint error messages into the map |
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* please dispose this {@link Graphics2D} |
* |
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* @see #addGadgets(Graphics2D, boolean) |
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*/ |
*/ |
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volatile protected BufferedImage localImage; |
final static Font errorFont = new Font("Arial", Font.BOLD, 13); |
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/** |
/** |
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* compass and icon are rendered into this image |
* The wait message painted into the map while rendering is going on on |
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* another thread. |
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* |
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* @see #addGadgets(Graphics2D, boolean) |
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*/ |
*/ |
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// protected BufferedImage gadgetsImage; |
final String waitMsg = SwingUtil.R("WaitMess"); |
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/** |
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* The default state is ZOOM_IN, hence by default the |
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* {@link #zoomMapPaneMouseListener} is also enabled. |
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**/ |
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private int state = ZOOM_IN; |
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/** |
/** |
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* Konvertiert die Maus-Koordinaten (relativ zum <code>JMapPane</code>) in |
* Konvertiert die Maus-Koordinaten (relativ zum <code>JMapPane</code>) in |
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* @param e |
* @param e |
241 |
* Maus-Ereignis |
* Maus-Ereignis |
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*/ |
*/ |
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public static Point2D getMapCoordinatesFromEvent(MouseEvent e) { |
public static Point2D getMapCoordinatesFromEvent(final MouseEvent e) { |
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// aktuelle Geo-Position aus GeoMouseEvent ermitteln |
// aktuelle Geo-Position aus GeoMouseEvent ermitteln |
245 |
if (e != null && e instanceof MapMouseEvent) |
if (e != null && e instanceof MapMouseEvent) |
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try { |
try { |
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return ((MapMouseEvent) e).getMapPosition().toPoint2D(); |
return ((MapMouseEvent) e).getMapPosition().toPoint2D(); |
248 |
} catch (Exception err) { |
} catch (final Exception err) { |
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LOGGER |
LOGGER |
250 |
.error( |
.error( |
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"return ((GeoMouseEvent) e).getMapCoordinate(null).toPoint2D();", |
"return ((GeoMouseEvent) e).getMapCoordinate(null).toPoint2D();", |
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if (!xMapPane.isWellDefined()) |
if (!xMapPane.isWellDefined()) |
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return null; |
return null; |
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AffineTransform at = xMapPane.getScreenToWorld(); |
final AffineTransform at = xMapPane.getScreenToWorld(); |
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if (at != null) |
if (at != null) |
265 |
return at.transform(e.getPoint(), null); |
return at.transform(e.getPoint(), null); |
266 |
return null; |
return null; |
270 |
} |
} |
271 |
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/** |
/** |
273 |
* A flag indicating that the shown image is invalid and needs to be |
* Listens to changes of the "background" {@link MapContext} and triggers |
274 |
* re-rendered. |
* repaints where needed. |
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*/ |
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protected boolean mapImageInvalid = true; |
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protected LabelCache labelCache = new LabelCacheImpl(); |
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/** |
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* If not <code>null</code>, the {@link XMapPane} will not allow to zoom/pan |
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* out of that area |
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**/ |
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private Envelope maxExtend = null; |
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private Double maxZoomScale = Double.MIN_VALUE; |
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private Double minZoomScale = Double.MAX_VALUE; |
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/** |
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* This color is used as the default background color when painting a map. |
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*/ |
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private Color mapBackgroundColor = Color.WHITE; |
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/** |
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* This {@link MouseListener} is managing all zoom related tasks |
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*/ |
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public final ZoomXMapPaneMouseListener zoomMapPaneMouseListener = new ZoomXMapPaneMouseListener( |
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this); |
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/** |
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* A flag indicating, that the image size has changed and the buffered |
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* images are not big enough any more |
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**/ |
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protected boolean paneResized = false; |
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/** |
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* The flag {@link #requestStartRendering} can be set to true by events. |
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* This {@link Timer} checks the flag regularly and starts one renderer |
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* thread. |
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275 |
*/ |
*/ |
276 |
final private Timer startRenderThreadsTimer; |
private final MapLayerListListener bgContextListener = new MapLayerListListener() { |
277 |
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278 |
private Map<Object, Object> rendererHints; |
@Override |
279 |
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public void layerAdded(final MapLayerListEvent event) { |
280 |
public Map<Object, Object> getRendererHints() { |
MapLayer layer = event.getLayer(); |
281 |
return rendererHints; |
layer.addMapLayerListener(bgMapLayerListener); |
282 |
} |
requestStartRendering(); |
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/** |
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* Nuetzlich wenn die Componente gedruckt (z.B. wenn ein Screenshot gemacht |
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* wird) wird. Dann werden wird der Hintergrund auf WEISS gesetzt. |
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* |
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* @author <a href="mailto:[email protected]">Stefan Alfons |
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* Krüger</a> |
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*/ |
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@Override |
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public void print(Graphics g) { |
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Color orig = getBackground(); |
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setBackground(Color.WHITE); |
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283 |
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// wrap in try/finally so that we always restore the state |
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try { |
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super.print(g); |
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} finally { |
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setBackground(orig); |
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284 |
} |
} |
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} |
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/** |
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* full constructor extending JPanel |
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* |
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* @param rendererHints |
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* |
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* @param layout |
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* - layout (probably shouldn't be set) |
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* @param isDoubleBuffered |
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* - a Swing thing I don't really understand |
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* @param render |
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* - what to draw the map with |
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* @param localContext |
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* - {@link MapContext} of layer to render. |
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*/ |
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public XMapPane(final MapContext localContext, |
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Map<Object, Object> rendererHints) { |
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super(true); |
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setRendererHints(rendererHints); |
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setOpaque(true); |
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setLocalContext(localContext); |
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/** |
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* Adding the #zoomMapPaneMouseListener |
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*/ |
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this.addMouseListener(zoomMapPaneMouseListener); |
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this.addMouseMotionListener(zoomMapPaneMouseListener); |
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this.addMouseWheelListener(zoomMapPaneMouseListener); |
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/* |
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* We use a Timer object to avoid rendering delays and flickering when |
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* the user is drag-resizing the parent container of this map pane. |
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* |
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* Using a ComponentListener doesn't work because, unlike a JFrame, the |
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* pane receives a stream of events during drag-resizing. |
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*/ |
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|
resizingPaintDelay = DEFAULT_RESIZING_PAINT_DELAY; |
|
|
resizeTimer = new Timer(resizingPaintDelay, new ActionListener() { |
|
|
|
|
|
public void actionPerformed(ActionEvent e) { |
|
|
paneResized = true; |
|
|
|
|
|
if (!isWellDefined()) |
|
|
return; |
|
|
|
|
|
Rectangle bounds = getVisibleRect(); |
|
|
|
|
|
Envelope geoMapArea = tranformWindowToGeo(bounds.x, bounds.y, |
|
|
bounds.x + bounds.width, bounds.y + bounds.height); |
|
|
|
|
|
setMapArea(bestAllowedMapArea(geoMapArea)); |
|
|
} |
|
|
}); |
|
|
resizeTimer.setRepeats(false); |
|
|
this.addComponentListener(new ComponentAdapter() { |
|
|
|
|
|
@Override |
|
|
public void componentResized(ComponentEvent e) { |
|
|
if (bgExecuter != null) |
|
|
bgExecuter.cancelTask(); |
|
|
if (localExecuter != null) |
|
|
localExecuter.cancelTask(); |
|
|
resizeTimer.restart(); |
|
|
} |
|
|
|
|
|
}); |
|
|
|
|
|
// repainterTimer = new Timer((int) REPEATING_REPAINT_DELAY, |
|
|
// new ActionListener() { |
|
|
// |
|
|
// @Override |
|
|
// public void actionPerformed(ActionEvent e) { |
|
|
// updateFinalImage(); |
|
|
// XMapPane.this.repaint(); |
|
|
// } |
|
|
// }); |
|
|
// repainterTimer.setInitialDelay(300); |
|
|
// repainterTimer.setRepeats(true); |
|
|
|
|
|
startRenderThreadsTimer = new Timer(200, new ActionListener() { |
|
|
|
|
|
@Override |
|
|
public void actionPerformed(ActionEvent e) { |
|
|
synchronized (requestStartRendering) { |
|
|
if (requestStartRendering && isValid()) |
|
|
startRendering(); |
|
|
requestStartRendering = false; |
|
|
} |
|
|
} |
|
|
}); |
|
|
startRenderThreadsTimer.start(); |
|
|
|
|
|
} |
|
|
|
|
|
// TODO doku |
|
|
public XMapPane() { |
|
|
this(null, null); |
|
|
} |
|
|
|
|
|
/** |
|
|
* Sets the mapArea to best possibly present the given features. If only one |
|
|
* single point is given, the window is moved over the point. |
|
|
* |
|
|
* Note: The method does not call {@link #repaint()} on the |
|
|
* {@link SelectableXMapPane} . |
|
|
* |
|
|
* @param features |
|
|
* if <code>null</code> or size==0, the function doesn nothing. |
|
|
*/ |
|
|
public void zoomTo( |
|
|
FeatureCollection<SimpleFeatureType, SimpleFeature> features) { |
|
|
|
|
|
CoordinateReferenceSystem mapCRS = getContext() |
|
|
.getCoordinateReferenceSystem(); |
|
|
CoordinateReferenceSystem fCRS = features.getSchema() |
|
|
.getGeometryDescriptor().getCoordinateReferenceSystem(); |
|
|
|
|
|
double width = mapArea.getWidth(); |
|
|
double height = mapArea.getHeight(); |
|
|
double ratio = height / width; |
|
|
|
|
|
if (features == null || features.size() == 0) { |
|
|
// feature count == 0 Zoom to the full extend |
|
|
return; |
|
|
} else if (features.size() == 1) { |
|
|
|
|
|
// feature count == 1 Just move the window to the point and zoom 'a |
|
|
// bit' |
|
|
SimpleFeature singleFeature = (SimpleFeature) features.iterator() |
|
|
.next(); |
|
|
|
|
|
if (((Geometry) singleFeature.getDefaultGeometry()) |
|
|
.getCoordinates().length > 1) { |
|
|
// System.out.println("Zoomed to only pne poylgon"); |
|
|
// Poly |
|
|
// TODO max width vs. height |
|
|
width = features.getBounds().getWidth() * 3; |
|
|
height = ratio * width; |
|
|
} else { |
|
|
// System.out.println("Zoomed in a bit becasue only one point"); |
|
|
// width *= .9; |
|
|
// height *= .9; |
|
|
} |
|
|
|
|
|
Coordinate centre = features.getBounds().centre(); |
|
|
if (!mapCRS.equals(fCRS)) { |
|
|
// only to calculations if the CRS differ |
|
|
try { |
|
|
MathTransform fToMap; |
|
|
fToMap = CRS.findMathTransform(fCRS, mapCRS); |
|
|
// centre is transformed to the mapCRS |
|
|
centre = JTS.transform(centre, null, fToMap); |
|
|
} catch (FactoryException e) { |
|
|
LOGGER.error("Looking for a Math transform", e); |
|
|
} catch (TransformException e) { |
|
|
LOGGER.error("Looking for a Math transform", e); |
|
|
} |
|
|
} |
|
|
|
|
|
Coordinate newLeftBottom = new Coordinate(centre.x - width / 2., |
|
|
centre.y - height / 2.); |
|
|
Coordinate newTopRight = new Coordinate(centre.x + width / 2., |
|
|
centre.y + height / 2.); |
|
285 |
|
|
286 |
Envelope newMapArea = new Envelope(newLeftBottom, newTopRight); |
@Override |
287 |
|
public void layerChanged(final MapLayerListEvent event) { |
288 |
setMapArea(newMapArea); |
requestStartRendering(); |
289 |
|
} |
|
} else { |
|
|
ReferencedEnvelope fBounds = features.getBounds(); |
|
|
|
|
|
Envelope bounds; |
|
|
if (!mapCRS.equals(fCRS)) { |
|
|
bounds = JTSUtil.transformEnvelope(fBounds, fCRS, mapCRS); |
|
|
} else { |
|
|
bounds = fBounds; |
|
|
} |
|
|
// BB umrechnen von Layer-CRS in Map-CRS |
|
|
|
|
|
// Expand a bit |
|
|
bounds.expandBy(bounds.getWidth() / 6., bounds.getHeight() / 6.); |
|
290 |
|
|
291 |
setMapArea(bounds); |
@Override |
292 |
|
public void layerMoved(final MapLayerListEvent event) { |
293 |
|
requestStartRendering(); |
294 |
} |
} |
|
} |
|
295 |
|
|
296 |
private void setRendererHints(Map<Object, Object> rendererHints) { |
@Override |
297 |
this.rendererHints = rendererHints; |
public void layerRemoved(final MapLayerListEvent event) { |
298 |
} |
if (event.getLayer() != null) |
299 |
|
event.getLayer().removeMapLayerListener(bgMapLayerListener); |
300 |
|
requestStartRendering(); |
301 |
|
} |
302 |
|
}; |
303 |
|
|
304 |
/** |
/** |
305 |
* Return <code>true</code> if a CRS and a {@link #mapArea} are set and the |
* This {@link RenderingExecutor} manages the creation and cancellation of |
306 |
* {@link XMapPane} is visible and has bounds set. |
* up to one {@link Thread} for rendering the {@link #localContext}. |
307 |
*/ |
*/ |
308 |
public boolean isWellDefined() { |
private final RenderingExecutor localExecuter = new RenderingExecutor(this); |
|
|
|
|
try { |
|
|
|
|
|
if (getContext() == null) |
|
|
return false; |
|
|
if (getContext().getLayerCount() <= 0) |
|
|
return false; |
|
|
if (getMapArea() == null) |
|
|
return false; |
|
|
if (getBounds().getWidth() == 0) |
|
|
return false; |
|
|
if (getBounds().getHeight() == 0) |
|
|
return false; |
|
|
} catch (Exception e) { |
|
|
return false; |
|
|
} |
|
|
return true; |
|
|
} |
|
309 |
|
|
310 |
/** |
/** |
311 |
* Default delay (milliseconds) before the map will be redrawn when resizing |
* This {@link RenderingExecutor} manages the creation and cancellation of |
312 |
* the pane. This is to avoid flickering while drag-resizing. |
* up to one {@link Thread} for rendering the {@link #bgContext}. |
313 |
*/ |
*/ |
314 |
public static final int DEFAULT_RESIZING_PAINT_DELAY = 500; // delay in |
protected RenderingExecutor bgExecuter; |
|
// milliseconds |
|
315 |
|
|
|
private Timer resizeTimer; |
|
|
private int resizingPaintDelay; |
|
316 |
/** |
/** |
317 |
* We store the old transform for a moment to use it for the |
* The {@link #localRenderer} for the {@link #localContext} uses this |
318 |
* "quick scaled preview" in case of ZoomIn |
* {@link Image}. |
319 |
**/ |
*/ |
320 |
protected AffineTransform oldScreenToWorld = null; |
private BufferedImage localImage; |
321 |
|
|
322 |
/** |
/** |
323 |
* Manuell gesetzter statischer Cursor, unabhaengig von der aktuellen |
* The {@link #bgRenderer} for the {@link #bgContext} uses this |
324 |
* MapPane-Funktion |
* {@link Image}. |
325 |
*/ |
*/ |
326 |
protected Cursor staticCursor = null; |
private BufferedImage bgImage; |
327 |
|
|
328 |
/** |
/** |
329 |
* Standardmaessig wird der Cursor automatisch je nach MapPane-Aktion (Zoom, |
* This {@link Image} is a merge of the {@link #bgImage}, |
330 |
* Auswahl, ...) gesetzt. Mit dieser Methode kann ein statischer Cursor |
* {@link #localImage} and {@link #addGadgets(Graphics2D, boolean)}. It is |
331 |
* gesetzt werden, der unabhaengig von der aktuellen MapPanes-Aktion |
* updated with {@link #updateFinalImage()} and used for painting in |
332 |
* beibehalten wird. Um diesen statischen Cursor wieder zu entfernen, kann |
* {@link #paintComponent(Graphics)} |
|
* {@code null} als Parameter uebergeben werden |
|
|
* |
|
|
* @param cursor |
|
|
* Cursor |
|
333 |
*/ |
*/ |
334 |
public void setStaticCursor(Cursor cursor) { |
private BufferedImage finalImage; |
|
this.staticCursor = cursor; |
|
|
if (cursor != null) |
|
|
super.setCursor(cursor); |
|
|
} |
|
335 |
|
|
336 |
/** |
/** |
337 |
* Liefert den statisch eingestellten Cursor, der unabhaengig von der |
* Optionally a transparent image to paint over the map in the lower right |
338 |
* eingestellten MapPane-Aktion (Zoom, Auswahl, ...) verwendet wird. |
* corner. |
339 |
* |
* |
340 |
* @return {@code null}, wenn kein statischer Cursor verwendet, sondern der |
* @see #addGadgets(Graphics2D) |
341 |
* Cursor automatisch je nach MapPane-Aktion eingestellt wird. |
* @see #setMapImage(BufferedImage) |
342 |
*/ |
**/ |
343 |
public Cursor getStaticCursor() { |
private BufferedImage mapImage = null; |
|
return this.staticCursor; |
|
|
} |
|
344 |
|
|
345 |
/** |
/** |
346 |
* Abhaengig von selState wird der Cursor gesetzt |
* Listens to each layer in the local {@link MapContext} for changes and |
347 |
|
* triggers repaints. |
348 |
*/ |
*/ |
349 |
public void updateCursor() { |
protected MapLayerListener bgMapLayerListener = new MapLayerAdapter() { |
350 |
|
|
351 |
if (bgExecuter != null && bgExecuter.isRunning() |
@Override |
352 |
|| localExecuter != null && localExecuter.isRunning()) { |
public void layerChanged(final MapLayerEvent event) { |
353 |
setCursor(WAIT_CURSOR); |
requestStartRendering(); |
|
return; |
|
|
} else { |
|
|
// // Allow one last rendering |
|
|
// if (repainterTimer.isRunning()) { |
|
|
// repainterTimer.stop(); |
|
|
// updateFinalImage(); |
|
|
// repaint(); |
|
|
// } |
|
354 |
} |
} |
355 |
|
|
356 |
// wenn manueller Cursor gesetzt ist, dann diesen verwenden (unabhaengig |
@Override |
357 |
// von der aktuellen Aktion |
public void layerHidden(final MapLayerEvent event) { |
358 |
if (this.staticCursor != null) { |
requestStartRendering(); |
|
setCursor(staticCursor); |
|
|
return; |
|
|
} |
|
|
if (getCursor() == SwingUtil.PANNING_CURSOR) { |
|
|
// This cursor will reset itself |
|
|
return; |
|
359 |
} |
} |
360 |
|
|
361 |
// Je nach Aktion den Cursor umsetzen |
@Override |
362 |
switch (state) { |
public void layerShown(final MapLayerEvent event) { |
363 |
case SELECT_TOP: |
requestStartRendering(); |
|
case SELECT_ONE_FROM_TOP: |
|
|
case SELECT_ALL: |
|
|
setCursor(SwingUtil.CROSSHAIR_CURSOR); |
|
|
break; |
|
|
case ZOOM_IN: |
|
|
setCursor(SwingUtil.ZOOMIN_CURSOR); |
|
|
break; |
|
|
case ZOOM_OUT: |
|
|
setCursor(SwingUtil.ZOOMOUT_CURSOR); |
|
|
break; |
|
|
case PAN: |
|
|
setCursor(SwingUtil.PAN_CURSOR); |
|
|
break; |
|
|
default: |
|
|
setCursor(normalCursor); |
|
|
break; |
|
364 |
} |
} |
365 |
} |
}; |
|
|
|
|
// |
|
|
// /** |
|
|
// * Gibt den "normalen" Cursor zurueck. Dieser kann neben dem "pointer" |
|
|
// auch |
|
|
// * ein Sanduhr-Wartecursor sein. |
|
|
// * |
|
|
// * @author <a href="mailto:[email protected]">Stefan Alfons |
|
|
// * Krüger</a> |
|
|
// */ |
|
|
// public Cursor getNormalCursor() { |
|
|
// return normalCursor; |
|
|
// } |
|
|
// |
|
|
// /** |
|
|
// * Setzt den "normalen" Cursor. Dieser kann neben dem default "pointer" |
|
|
// z.B. |
|
|
// * auch ein Sanduhr-Wartecursor sein. |
|
|
// * |
|
|
// * @author <a href="mailto:[email protected]">Stefan Alfons |
|
|
// * Krüger</a> |
|
|
// */ |
|
|
// public void setNormalCursor(Cursor normalCursor) { |
|
|
// this.normalCursor = normalCursor; |
|
|
// } |
|
366 |
|
|
367 |
/** |
/** |
368 |
* Berechnet die Transformation zwischen Fenster- und Karten-Koordinaten |
* A flag indicating if dispose() was already called. If true, then further |
369 |
* neu. |
* use of this {@link SelectableXMapPane} is undefined. |
370 |
*/ |
*/ |
371 |
protected void resetTransforms() { |
private boolean disposed = false; |
|
if (getMapArea() == null || getWidth() == 0 || getHeight() == 0) |
|
|
return; |
|
|
|
|
|
// We store the last Transform |
|
|
oldScreenToWorld = screenToWorld; |
|
|
|
|
|
this.screenToWorld = new AffineTransform( |
|
|
// Genauso wie die Fenster-Koordinaten, werden die Longitude-Koordinaten |
|
|
// nach rechts (Osten) hin groesser |
|
|
// --> positive Verschiebung |
|
|
getMapArea().getWidth() / getWidth(), |
|
|
// keine Verzerrung |
|
|
0.0, 0.0, |
|
|
// Waehrend die Fenster-Koordinaten nach unten hin groesser |
|
|
// werden, |
|
|
// werden Latitude-Koordinaten nach Sueden hin keiner |
|
|
// --> negative Verschiebung |
|
|
-getMapArea().getHeight() / getHeight(), |
|
|
// Die Longitude-Koordinaten werden nach Osten hin groesser |
|
|
// --> obere linke Ecke des Fensters hat also den Minimalwert |
|
|
getMapArea().getMinX(), |
|
|
// Die Latitude-Koordinaten werden nach Norden hin groesser |
|
|
// --> obere linke Ecke des Fensters hat also den Maximalwert |
|
|
getMapArea().getMaxY()); |
|
|
|
|
|
try { |
|
|
this.worldToScreen = screenToWorld.createInverse(); |
|
|
} catch (NoninvertibleTransformException e) { |
|
|
LOGGER.error(e); |
|
|
} |
|
|
} |
|
372 |
|
|
373 |
/** |
/** |
374 |
* Transformation zwischen Fenster-Koordinaten und Karten-Koordinaten |
* While dragging, the {@link #updateFinalImage()} method is translating the |
375 |
* (lat/lon) |
* cached images while setting it together. |
376 |
|
**/ |
377 |
|
Point imageOrigin = new Point(0, 0); |
378 |
|
/** |
379 |
|
* For every rendering thread started, |
380 |
|
* {@link GTUtil#createGTRenderer(MapContext)} is called to create a new |
381 |
|
* renderer. These Java2D rendering hints are passed to the |
382 |
|
* {@link GTRenderer}. The java2dHints are the same for all renderers (bg |
383 |
|
* and local). |
384 |
*/ |
*/ |
385 |
protected AffineTransform screenToWorld = null; |
private RenderingHints java2dHints; |
386 |
|
|
387 |
private AffineTransform worldToScreen; |
protected LabelCache labelCache = new LabelCacheImpl(); |
388 |
|
|
389 |
/** |
/** |
390 |
* Listens to changes of the "local" {@link MapContext} and triggers |
* Listens to changes of the "local" {@link MapContext} and triggers |
391 |
* repaints where needed. |
* repaints where needed. |
392 |
*/ |
*/ |
393 |
private MapLayerListListener localContextListener = new MapLayerListListener() { |
private final MapLayerListListener localContextListener = new MapLayerListListener() { |
394 |
|
|
395 |
@Override |
@Override |
396 |
public void layerAdded(final MapLayerListEvent event) { |
public void layerAdded(final MapLayerListEvent event) { |
397 |
event.getLayer().addMapLayerListener(localMapLayerListener); |
event.getLayer().addMapLayerListener(localMapLayerListener); |
398 |
|
|
399 |
if (localContext.getLayers().length == 1) { // the first one |
getLocalRenderer().setContext(getMapContext()); |
|
// if the Area of Interest is unset, the LayerBounds are used |
|
|
if (!setMapArea(localContext.getAreaOfInterest())) |
|
|
repaint(); |
|
|
|
|
|
return; |
|
|
} |
|
|
|
|
|
// We need to redraw, even in case that the mapArea didn't change |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
400 |
requestStartRendering(); |
requestStartRendering(); |
401 |
|
|
402 |
} |
} |
403 |
|
|
404 |
@Override |
@Override |
|
public void layerRemoved(final MapLayerListEvent event) { |
|
|
if (event.getLayer() != null) |
|
|
event.getLayer().removeMapLayerListener(localMapLayerListener); |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
|
|
|
|
@Override |
|
405 |
public void layerChanged(final MapLayerListEvent event) { |
public void layerChanged(final MapLayerListEvent event) { |
406 |
// mapImageInvalid = true; |
// localRenderer = GTUtil.createGTRenderer(); |
407 |
// repaint(); |
getLocalRenderer().setContext(getMapContext()); |
408 |
requestStartRendering(); |
requestStartRendering(); |
409 |
} |
} |
410 |
|
|
411 |
@Override |
@Override |
412 |
public void layerMoved(final MapLayerListEvent event) { |
public void layerMoved(final MapLayerListEvent event) { |
413 |
// mapImageInvalid = true; |
getLocalRenderer().setContext(getMapContext()); |
|
// repaint(); |
|
414 |
requestStartRendering(); |
requestStartRendering(); |
415 |
} |
} |
|
}; |
|
|
|
|
|
/** |
|
|
* Listens to changes of the "background" {@link MapContext} and triggers |
|
|
* repaints where needed. |
|
|
*/ |
|
|
private MapLayerListListener bgContextListener = new MapLayerListListener() { |
|
|
|
|
|
@Override |
|
|
public void layerAdded(final MapLayerListEvent event) { |
|
|
event.getLayer().addMapLayerListener(bgMapLayerListener); |
|
|
|
|
|
if (localContext.getLayers().length == 0 |
|
|
&& bgContext.getLayers().length == 1) { // the first one and |
|
|
// localContext is |
|
|
// empty |
|
|
if (!setMapArea(localContext.getAreaOfInterest())) |
|
|
requestStartRendering(); |
|
|
return; |
|
|
} |
|
|
|
|
|
// We need to redraw, even in case that the mapArea didn't change |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
|
|
|
} |
|
416 |
|
|
417 |
@Override |
@Override |
418 |
public void layerRemoved(final MapLayerListEvent event) { |
public void layerRemoved(final MapLayerListEvent event) { |
419 |
if (event.getLayer() != null) |
if (event.getLayer() != null) |
420 |
event.getLayer().removeMapLayerListener(bgMapLayerListener); |
event.getLayer().removeMapLayerListener(localMapLayerListener); |
421 |
// mapImageInvalid = true; |
getLocalRenderer().setContext(getMapContext()); |
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
|
|
|
|
@Override |
|
|
public void layerChanged(final MapLayerListEvent event) { |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
|
|
|
|
@Override |
|
|
public void layerMoved(final MapLayerListEvent event) { |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
422 |
requestStartRendering(); |
requestStartRendering(); |
423 |
} |
} |
424 |
}; |
}; |
430 |
protected MapLayerListener localMapLayerListener = new MapLayerAdapter() { |
protected MapLayerListener localMapLayerListener = new MapLayerAdapter() { |
431 |
|
|
432 |
@Override |
@Override |
433 |
public void layerShown(MapLayerEvent event) { |
public void layerChanged(final MapLayerEvent event) { |
434 |
// mapImageInvalid = true; |
getLocalRenderer().setContext(getMapContext()); // betters for SLD |
435 |
// repaint(); |
// changes?! |
436 |
requestStartRendering(); |
requestStartRendering(); |
437 |
} |
} |
438 |
|
|
439 |
@Override |
@Override |
440 |
public void layerHidden(MapLayerEvent event) { |
public void layerHidden(final MapLayerEvent event) { |
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
441 |
requestStartRendering(); |
requestStartRendering(); |
442 |
} |
} |
443 |
|
|
444 |
@Override |
@Override |
445 |
public void layerChanged(MapLayerEvent event) { |
public void layerShown(final MapLayerEvent event) { |
|
// Change of SLD for example |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
446 |
requestStartRendering(); |
requestStartRendering(); |
447 |
} |
} |
448 |
}; |
}; |
449 |
|
|
450 |
|
final private GTRenderer localRenderer = GTUtil.createGTRenderer(); |
451 |
|
|
452 |
|
private final GTRenderer bgRenderer = GTUtil.createGTRenderer(); |
453 |
|
|
454 |
/** |
/** |
455 |
* Listens to each layer in the local {@link MapContext} for changes and |
* the area of the map to draw |
|
* triggers repaints. |
|
456 |
*/ |
*/ |
457 |
protected MapLayerListener bgMapLayerListener = new MapLayerAdapter() { |
protected Envelope mapArea = null; |
458 |
|
|
459 |
@Override |
/** |
460 |
public void layerShown(MapLayerEvent event) { |
* A flag set it {@link #setMapArea(Envelope)} to indicated the |
461 |
// mapImageInvalid = true; |
* {@link #paintComponent(Graphics)} method, that the image on-screen is |
462 |
// repaint(); |
* associated with {@link #oldMapArea} and may hence be scaled for a quick |
463 |
requestStartRendering(); |
* preview.<br> |
464 |
} |
* The flag is reset |
465 |
|
**/ |
466 |
|
private boolean mapAreaChanged = false; |
467 |
|
|
468 |
@Override |
/** |
469 |
public void layerHidden(MapLayerEvent event) { |
* This color is used as the default background color when painting a map. |
470 |
// mapImageInvalid = true; |
*/ |
471 |
// repaint(); |
private Color mapBackgroundColor = null; |
|
requestStartRendering(); |
|
|
} |
|
472 |
|
|
473 |
@Override |
/** |
474 |
public void layerChanged(MapLayerEvent event) { |
* A flag indicating that the shown image is invalid and needs to be |
475 |
// Change of SLD for example |
* re-rendered. |
476 |
// mapImageInvalid = true; |
*/ |
477 |
// repaint(); |
protected boolean mapImageInvalid = true; |
|
requestStartRendering(); |
|
|
} |
|
|
}; |
|
478 |
|
|
479 |
/** |
/** |
480 |
* Liefert eine affine Transformation, um von den Fenster-Koordinaten in die |
* Holds a flag for each layer, whether it is regarded or ignored on |
481 |
* Karten-Koordinaten (Lat/Lon) umzurechnen. |
* {@link #SELECT_TOP}, {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} |
482 |
* |
* actions. |
|
* @return eine Kopie der aktuellen Transformation; <code>null</code> wenn |
|
|
* noch keine Karte angezeigt wird |
|
483 |
*/ |
*/ |
484 |
public AffineTransform getScreenToWorld() { |
final protected HashMap<MapLayer, Boolean> mapLayerSelectable = new HashMap<MapLayer, Boolean>(); |
|
if (screenToWorld == null) |
|
|
resetTransforms(); |
|
|
// nur Kopie der Transformation zurueckgeben! |
|
|
if (screenToWorld == null) |
|
|
return null; |
|
|
return new AffineTransform(screenToWorld); |
|
|
} |
|
485 |
|
|
486 |
public AffineTransform getWorldToScreenTransform() { |
/** |
487 |
if (worldToScreen == null) { |
* List of listeners of this {@link XMapPane} |
488 |
resetTransforms(); |
*/ |
489 |
} |
protected Vector<JMapPaneListener> mapPaneListeners = new Vector<JMapPaneListener>(); |
490 |
// nur Kopie der Transformation zurueckgeben! |
/** |
491 |
return new AffineTransform(worldToScreen); |
* If not <code>null</code>, the {@link XMapPane} will not allow to zoom/pan |
492 |
} |
* out of that area |
493 |
|
**/ |
494 |
|
private Envelope maxExtend = null; |
495 |
|
private Double maxZoomScale = Double.MIN_VALUE; |
496 |
|
|
497 |
public MapContext getContext() { |
private Double minZoomScale = Double.MAX_VALUE; |
|
if (localContext == null) { |
|
|
this.localContext = new DefaultMapContext(); |
|
|
this.localContext.addMapLayerListListener(localContextListener); |
|
|
} |
|
|
return localContext; |
|
|
} |
|
498 |
|
|
499 |
public MapContext getBgContext() { |
/** |
500 |
return bgContext; |
* We store the old mapArea for a moment to use it for the |
501 |
} |
* "quick scaled preview" in case of ZoomOut |
502 |
|
**/ |
503 |
|
protected Envelope oldMapArea = null; |
504 |
|
|
505 |
/** |
/** |
506 |
* |
* We store the old transform for a moment to use it for the |
507 |
* @param context |
* "quick scaled preview" in case of ZoomIn |
508 |
*/ |
**/ |
509 |
public void setLocalContext(final MapContext context) { |
protected AffineTransform oldScreenToWorld = null; |
|
// Remove the default listener from the old context |
|
|
if (this.localContext != null) { |
|
|
this.localContext.removeMapLayerListListener(localContextListener); |
|
510 |
|
|
511 |
// adding listener to all layers |
/** |
512 |
for (MapLayer mapLayer : localContext.getLayers()) { |
* A flag indicating, that the image size has changed and the buffered |
513 |
mapLayer.removeMapLayerListener(localMapLayerListener); |
* images are not big enough any more |
514 |
} |
**/ |
515 |
} |
protected boolean paneResized = true; |
516 |
|
|
517 |
this.localContext = context; |
private BufferedImage preFinalImage; |
518 |
|
|
519 |
if (context != null) { |
// ** if 0, no quick preview will be shown **/ |
520 |
setMapArea(localContext.getAreaOfInterest()); |
private int quickPreviewHint = 0; |
521 |
|
|
522 |
this.localContext.addMapLayerListListener(localContextListener); |
private Map<Object, Object> rendererHints = GTUtil |
523 |
|
.getDefaultGTRendererHints(getLocalRenderer()); |
524 |
|
|
525 |
// adding listener to all layers |
/** |
526 |
for (MapLayer mapLayer : localContext.getLayers()) { |
* If set to <code>true</code>, the {@link #startRenderThreadsTimer} will |
527 |
mapLayer.addMapLayerListener(localMapLayerListener); |
* start rendering {@link Thread}s |
528 |
} |
**/ |
529 |
} |
private volatile Boolean requestStartRendering = false; |
530 |
|
|
531 |
mapImageInvalid = true; |
/** |
532 |
repaint(); |
* Transformation zwischen Fenster-Koordinaten und Karten-Koordinaten |
533 |
} |
* (lat/lon) |
534 |
|
*/ |
535 |
|
protected AffineTransform screenToWorld = null; |
536 |
|
|
537 |
public void setBgContext(final MapContext context) { |
/** |
538 |
|
* The flag {@link #requestStartRendering} can be set to true by events. |
539 |
|
* This {@link Timer} checks the flag regularly and starts one renderer |
540 |
|
* thread. |
541 |
|
*/ |
542 |
|
final private Timer startRenderThreadsTimer; |
543 |
|
|
544 |
// Remove the default listener from the old context |
/** |
545 |
if (this.bgContext != null) { |
* The default state is ZOOM_IN, hence by default the |
546 |
this.bgContext.removeMapLayerListListener(bgContextListener); |
* {@link #zoomMapPaneMouseListener} is also enabled. |
547 |
|
**/ |
548 |
|
private int state = ZOOM_IN; |
549 |
|
|
550 |
// adding listener to all layers |
/** |
551 |
for (MapLayer mapLayer : bgContext.getLayers()) { |
* Manuell gesetzter statischer Cursor, unabhaengig von der aktuellen |
552 |
mapLayer.removeMapLayerListener(bgMapLayerListener); |
* MapPane-Funktion |
553 |
} |
*/ |
554 |
} |
protected Cursor staticCursor = null; |
555 |
|
|
556 |
this.bgContext = context; |
private AffineTransform worldToScreen; |
557 |
|
|
558 |
if (context != null) { |
/** |
559 |
setMapArea(bgContext.getAreaOfInterest()); |
* This {@link MouseListener} is managing all zoom related tasks |
560 |
|
*/ |
561 |
|
public final ZoomXMapPaneMouseListener zoomMapPaneMouseListener = new ZoomXMapPaneMouseListener( |
562 |
|
this); |
563 |
|
|
564 |
this.bgContext.addMapLayerListListener(bgContextListener); |
/** Is set if a renderer has an error **/ |
565 |
|
protected ArrayList<Exception> renderingErrors = new ArrayList<Exception>(); |
566 |
|
|
567 |
// adding listener to all layers |
/** |
568 |
for (MapLayer mapLayer : bgContext.getLayers()) { |
* If <code>true</code>, then rendering exceptions are rendererd into the |
569 |
mapLayer.addMapLayerListener(bgMapLayerListener); |
* map pane |
570 |
} |
**/ |
571 |
} |
private boolean showExceptions = false; |
572 |
mapImageInvalid = true; |
|
573 |
repaint(); |
public XMapPane() { |
574 |
|
this(null, null); |
575 |
} |
} |
576 |
|
|
577 |
/** |
/** |
578 |
* Returns a copy of the mapArea |
* full constructor extending JPanel |
579 |
* |
* |
580 |
* @return |
* @param rendererHints |
581 |
|
* may be <code>null</code>. Otherwise a {@link Map<Object, |
582 |
|
* Object>} of {@link RenderingHints} to override the default |
583 |
|
* from {@link GTUtil#getDefaultGTRendererHints(GTRenderer)} |
584 |
|
* |
585 |
|
* @param localContext |
586 |
|
* The main {@link MapContext} to use. If <code>null</code>, an |
587 |
|
* empty {@link DefaultMapContext} will be created. |
588 |
*/ |
*/ |
589 |
public Envelope getMapArea() { |
public XMapPane(final MapContext localContext_, |
590 |
if (mapArea == null) { |
final Map<Object, Object> rendererHints) { |
591 |
final Rectangle paneBounds = getBounds(); |
super(true); |
592 |
|
|
593 |
try { |
setRendererHints(rendererHints); |
|
mapArea = localContext.getLayerBounds(); |
|
|
} catch (final IOException e) { |
|
|
LOGGER.warn("context.getLayerBounds()", e); |
|
|
} |
|
594 |
|
|
595 |
if (mapArea != null) { |
setOpaque(true); |
|
/* either the viewer size has changed or we've done a reset */ |
|
|
mapImageInvalid = true; /* note we need to redraw */ |
|
|
oldRect = paneBounds; /* store what the current size is */ |
|
|
mapArea = bestAllowedMapArea(mapArea); |
|
|
} |
|
|
} |
|
596 |
|
|
597 |
if (mapArea == null) |
if (localContext_ != null) |
598 |
return null; |
setLocalContext(localContext_); |
599 |
|
|
600 |
return new Envelope(mapArea); |
/** |
601 |
} |
* Adding the #zoomMapPaneMouseListener |
602 |
|
*/ |
603 |
|
this.addMouseListener(zoomMapPaneMouseListener); |
604 |
|
this.addMouseMotionListener(zoomMapPaneMouseListener); |
605 |
|
this.addMouseWheelListener(zoomMapPaneMouseListener); |
606 |
|
|
607 |
/** |
/* |
608 |
* @param newMapArea |
* We use a Timer object to avoid rendering delays and flickering when |
609 |
* @return <code>true</code> if the mapArea has been changed and a repaint |
* the user is drag-resizing the parent container of this map pane. |
610 |
* has been triggered. |
* |
611 |
*/ |
* Using a ComponentListener doesn't work because, unlike a JFrame, the |
612 |
public boolean setMapArea(final Envelope newMapArea) { |
* pane receives a stream of events during drag-resizing. |
613 |
|
*/ |
614 |
|
resizeTimer = new Timer(DEFAULT_RESIZING_PAINT_DELAY, |
615 |
|
new ActionListener() { |
616 |
|
|
617 |
if (newMapArea == null |
public void actionPerformed(final ActionEvent e) { |
618 |
|| bestAllowedMapArea(newMapArea).equals(mapArea)) { |
if (!isWellDefined()) |
619 |
// No change.. no need to repaint |
return; |
620 |
return false; |
|
621 |
} |
LOGGER.debug("resizeTimer performed"); |
622 |
|
|
623 |
|
final Rectangle bounds = getVisibleRect(); |
624 |
|
// |
625 |
|
// System.out.println("\n\ntimer performs with bounds = " |
626 |
|
// + bounds); |
627 |
|
|
628 |
|
final Envelope geoMapArea = tranformWindowToGeo( |
629 |
|
bounds.x, bounds.y, bounds.x + bounds.width, |
630 |
|
bounds.y + bounds.height); |
631 |
|
|
632 |
|
if (setMapArea(geoMapArea)) { |
633 |
|
LOGGER.debug(" maparea changed"); |
634 |
|
paneResized = true; |
635 |
|
} else |
636 |
|
LOGGER.debug(" maparea NOT changed"); |
637 |
|
} |
638 |
|
}); |
639 |
|
resizeTimer.setRepeats(false); |
640 |
|
|
641 |
// Testing, whether NaN or Infinity are used in the newMapArea |
this.addComponentListener(new ComponentAdapter() { |
|
if (newMapArea.isNull() || Double.isInfinite(newMapArea.getMaxX()) |
|
|
|| Double.isInfinite(newMapArea.getMaxY()) |
|
|
|| Double.isInfinite(newMapArea.getMinX()) |
|
|
|| Double.isInfinite(newMapArea.getMinY())) { |
|
|
// No change.. ugly new values |
|
|
LOGGER.warn("setMapArea has been called with newArea = " |
|
|
+ newMapArea); |
|
|
return false; |
|
|
} |
|
642 |
|
|
643 |
// Testing, whether the difference if just minimal |
private Rectangle oldVisibleRect; |
|
if (mapArea != null) { |
|
|
Envelope candNew = bestAllowedMapArea(newMapArea); |
|
|
double tolX = mapArea.getWidth() / 1000.; |
|
|
double tolY = mapArea.getHeight() / 1000.; |
|
|
if ((candNew.getMinX() - tolX < mapArea.getMinX()) |
|
|
&& (mapArea.getMinX() < candNew.getMinX() + tolX) |
|
|
&& (candNew.getMaxX() - tolX < mapArea.getMaxX()) |
|
|
&& (mapArea.getMaxX() < candNew.getMaxX() + tolX) |
|
644 |
|
|
645 |
&& (candNew.getMinY() - tolY < mapArea.getMinY()) |
@Override |
646 |
&& (mapArea.getMinY() < candNew.getMinY() + tolY) |
public void componentResized(final ComponentEvent e) { |
|
&& (candNew.getMaxY() - tolY < mapArea.getMaxY()) |
|
|
&& (mapArea.getMaxY() < candNew.getMaxY() + tolY) |
|
647 |
|
|
648 |
) { |
// Seems to be called twice with the same size.. |
649 |
// The two mapAreas only differ my 1/1000th.. ignore |
if (oldVisibleRect != null |
650 |
|
&& oldVisibleRect.equals(getVisibleRect())) { |
651 |
|
LOGGER.debug("skipping resize."); |
652 |
|
return; |
653 |
|
} |
654 |
|
|
655 |
return false; |
LOGGER.debug("resized: " + getVisibleRect()); |
656 |
|
resizeTimer.restart(); |
657 |
|
oldVisibleRect = getVisibleRect(); |
658 |
} |
} |
|
} |
|
659 |
|
|
660 |
oldMapArea = mapArea; |
}); |
661 |
|
|
662 |
this.mapArea = bestAllowedMapArea(newMapArea); |
/* |
663 |
|
* Setting up the repaintTimer. Not started automatically. |
664 |
|
*/ |
665 |
|
repaintTimer = new Timer(REPEATING_REPAINT_DELAY, new ActionListener() { |
666 |
|
|
667 |
if (localContext != null) { |
@Override |
668 |
localContext.setAreaOfInterest(mapArea, localContext |
public void actionPerformed(final ActionEvent e) { |
669 |
.getCoordinateReferenceSystem()); |
if ((!localExecuter.isRunning()) |
670 |
} |
&& (bgExecuter != null && !bgExecuter.isRunning())) { |
671 |
if (bgContext != null) { |
repaintTimer.stop(); |
672 |
bgContext.setAreaOfInterest(mapArea, localContext |
} else { |
673 |
.getCoordinateReferenceSystem()); |
updateFinalImage(); |
674 |
} |
XMapPane.this.repaint(100); |
675 |
resetTransforms(); |
|
676 |
mapImageInvalid = true; |
} |
677 |
mapAreaChanged = true; |
} |
678 |
repaint(); |
}); |
679 |
|
|
680 |
|
repaintTimer.setInitialDelay(INITIAL_REPAINT_DELAY); |
681 |
|
repaintTimer.setRepeats(true); |
682 |
|
|
683 |
|
/* |
684 |
|
* Setting up the startRenderThreadsTimer. This Timer starts |
685 |
|
* automatically. |
686 |
|
*/ |
687 |
|
startRenderThreadsTimer = new Timer(100, new ActionListener() { |
688 |
|
|
689 |
|
@Override |
690 |
|
public void actionPerformed(final ActionEvent e) { |
691 |
|
synchronized (requestStartRendering) { |
692 |
|
if (requestStartRendering && isWellDefined()) { |
693 |
|
|
694 |
|
if (localExecuter.isRunning()) { |
695 |
|
localExecuter.cancelTask(); |
696 |
|
} else { |
697 |
|
// Stupidly, but we have to recheck the |
698 |
|
setMapArea(getMapArea()); |
699 |
|
requestStartRendering = false; |
700 |
|
startRendering(); |
701 |
|
} |
702 |
|
} |
703 |
|
} |
704 |
|
} |
705 |
|
}); |
706 |
|
startRenderThreadsTimer.start(); |
707 |
|
|
|
// LOGGER.debug("New maparea = " + mapArea); |
|
|
return true; |
|
708 |
} |
} |
709 |
|
|
710 |
public int getState() { |
/** |
711 |
return state; |
* Fuegt der Map einen Listener hinzu. |
712 |
|
* |
713 |
|
* @param l |
714 |
|
* neuer Listener |
715 |
|
*/ |
716 |
|
public void addMapPaneListener(final JMapPaneListener l) { |
717 |
|
mapPaneListeners.add(l); |
718 |
} |
} |
719 |
|
|
720 |
/** |
/** |
721 |
* Enables/Disables the ZOOM Mouse Listener. Upates the Cursor and stops the |
* Korrigiert den {@link Envelope} aka {@code mapArea} auf die beste |
722 |
* repaint Timer if |
* erlaubte Flaeche damit die Massstabsbeschaenkungen noch eingehalten |
723 |
|
* werden, FALLS der uebergeben Envelope nicht schon gueltig sein sollte.<br> |
724 |
|
* Since 21. April 09: Before thecalculation starts, the aspect ratio is |
725 |
|
* corrected. This change implies, that setMapArea() will most of the time |
726 |
|
* not allow setting to a wrong aspectRatio. |
727 |
* |
* |
728 |
* @param state |
* @author <a href="mailto:[email protected]">Stefan Alfons |
729 |
|
* Krüger</a> |
730 |
*/ |
*/ |
731 |
public void setState(final int state) { |
public ReferencedEnvelope bestAllowedMapArea(ReferencedEnvelope env) { |
|
this.state = state; |
|
732 |
|
|
733 |
zoomMapPaneMouseListener.setEnabled((state == ZOOM_IN |
if (getWidth() == 0) |
734 |
|| state == ZOOM_OUT || state == PAN)); |
return env; |
735 |
|
|
736 |
// Je nach Aktion den Cursor umsetzen |
if (env == null) |
737 |
updateCursor(); |
return null; |
|
} |
|
738 |
|
|
739 |
/** Cursor wenn kein Mausbutton gedrueckt wird. default oder SwingUtil.PAN **/ |
Envelope newArea = null; |
|
protected static Cursor normalCursor = Cursor |
|
|
.getPredefinedCursor(Cursor.DEFAULT_CURSOR); |
|
740 |
|
|
741 |
public static final Cursor WAIT_CURSOR = Cursor |
/** |
742 |
.getPredefinedCursor(Cursor.WAIT_CURSOR); |
* Correct the aspect Ratio before we check the rest. Otherwise we might |
743 |
|
* easily fail. We allow to grow here, because we don't check against |
744 |
|
* the maxExtend |
745 |
|
*/ |
746 |
|
final Rectangle curPaintArea = getVisibleRect(); |
747 |
|
|
748 |
public static final int NONE = -123; |
env = JTSUtil.fixAspectRatio(curPaintArea, env, true); |
749 |
|
|
750 |
private RenderingExecutor localExecuter; |
final double scale = env.getWidth() / getWidth(); |
751 |
|
final double centerX = env.getMinX() + env.getWidth() / 2.; |
752 |
|
final double centerY = env.getMinY() + env.getHeight() / 2.; |
753 |
|
double newWidth2 = 0; |
754 |
|
double newHeight2 = 0; |
755 |
|
if (scale < getMaxZoomScale()) { |
756 |
|
// **************************************************************************** |
757 |
|
// Wir zoomen weiter rein als erlaubt => Anpassen des envelope |
758 |
|
// **************************************************************************** |
759 |
|
newWidth2 = getMaxZoomScale() * getWidth() / 2.; |
760 |
|
newHeight2 = getMaxZoomScale() * getHeight() / 2.; |
761 |
|
} else if (scale > getMinZoomScale()) { |
762 |
|
// **************************************************************************** |
763 |
|
// Wir zoomen weiter raus als erlaubt => Anpassen des envelope |
764 |
|
// **************************************************************************** |
765 |
|
newWidth2 = getMinZoomScale() * getWidth() / 2.; |
766 |
|
newHeight2 = getMinZoomScale() * getHeight() / 2.; |
767 |
|
} else { |
768 |
|
// **************************************************************************** |
769 |
|
// Die mapArea / der Envelope ist ist gueltig! Keine Aenderungen |
770 |
|
// **************************************************************************** |
771 |
|
newArea = env; |
772 |
|
} |
773 |
|
|
774 |
private BufferedImage finalImage; |
if (newArea == null) { |
775 |
|
|
776 |
/** |
final Coordinate ll = new Coordinate(centerX - newWidth2, centerY |
777 |
* A flag set it {@link #setMapArea(Envelope)} to indicated the |
- newHeight2); |
778 |
* {@link #paintComponent(Graphics)} method, that the image on-screen is |
final Coordinate ur = new Coordinate(centerX + newWidth2, centerY |
779 |
* associated with {@link #oldMapArea} and may hence be scaled for a quick |
+ newHeight2); |
|
* preview.<br/> |
|
|
* The flag is reset |
|
|
**/ |
|
|
private boolean mapAreaChanged = false; |
|
780 |
|
|
781 |
private JFrame finalImageFrame; |
newArea = new Envelope(ll, ur); |
782 |
|
} |
783 |
|
|
784 |
private volatile Boolean requestStartRendering = false; |
final Envelope maxAllowedExtend = getMaxExtend(); |
|
private BufferedImage preFinalImage; |
|
785 |
|
|
786 |
protected void paintComponent(final Graphics g) { |
while (maxAllowedExtend != null && !maxAllowedExtend.contains(newArea) |
787 |
// Maybe update the cursor |
&& newArea != null && !newArea.isNull() |
788 |
updateCursor(); |
&& !Double.isNaN(newArea.getMinX()) |
789 |
|
&& !Double.isNaN(newArea.getMaxX()) |
790 |
|
&& !Double.isNaN(newArea.getMinY()) |
791 |
|
&& !Double.isNaN(newArea.getMaxY())) { |
792 |
|
/* |
793 |
|
* If a maxExtend is set, we have to honour that... |
794 |
|
*/ |
795 |
|
|
796 |
if (!acceptsRepaintCalls) |
// Exceeds top? Move down and maybe cut |
797 |
return; |
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
798 |
|
final double divY = newArea.getMaxY() |
799 |
|
- maxAllowedExtend.getMaxY(); |
800 |
|
// LOGGER.debug("Moving area down by " + divY); |
801 |
|
|
802 |
boolean paintedSomething = false; |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
803 |
|
newArea.getMinY() - divY), new Coordinate(newArea |
804 |
|
.getMaxX(), newArea.getMaxY() - divY)); |
805 |
|
|
806 |
if (mapImageInvalid) { /* if the map changed then redraw */ |
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
807 |
|
// LOGGER.debug("Now it exeeds the bottom border.. cut!"); |
808 |
|
// And cut the bottom if it moved out of the area |
809 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
810 |
|
maxAllowedExtend.getMinY()), new Coordinate(newArea |
811 |
|
.getMaxX(), newArea.getMaxY())); |
812 |
|
|
813 |
mapImageInvalid = false; // Reset for next round |
// LOGGER.debug("and fix aspect ratio"); |
814 |
|
|
815 |
// If the new mapArea and the oldMapArea intersect, we can draw some |
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
816 |
// quick scaled preview to make the user feel that something is |
new ReferencedEnvelope(newArea, env |
817 |
// happening. |
.getCoordinateReferenceSystem()), false); |
818 |
if (mapAreaChanged && oldMapArea != null |
} |
819 |
&& getMapArea().intersects(oldMapArea) |
} |
|
& !getMapArea().equals(oldMapArea)) { |
|
820 |
|
|
821 |
mapAreaChanged = false; |
// Exceeds bottom? Move up and maybe cut |
822 |
|
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
823 |
|
final double divY = newArea.getMinY() |
824 |
|
- maxAllowedExtend.getMinY(); |
825 |
|
// LOGGER.debug("Moving area up by " + divY); |
826 |
|
|
827 |
if (getMapArea().covers(oldMapArea)) { |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
828 |
setQuickPreviewHint(ZOOM_OUT); |
newArea.getMinY() - divY), new Coordinate(newArea |
829 |
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
.getMaxX(), newArea.getMaxY() - divY)); |
|
} else if (oldMapArea.covers(getMapArea())) { |
|
|
setQuickPreviewHint(ZOOM_IN); |
|
|
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
|
|
} |
|
830 |
|
|
831 |
|
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
832 |
|
// LOGGER.debug("Now it exeeds the top border.. cut!"); |
833 |
|
// And cut the bottom if it moved out of the area |
834 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
835 |
|
newArea.getMinY()), new Coordinate(newArea |
836 |
|
.getMaxX(), maxAllowedExtend.getMaxY())); |
837 |
|
|
838 |
|
// LOGGER.debug("and fix aspect ratio"); |
839 |
|
|
840 |
|
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
841 |
|
new ReferencedEnvelope(newArea, env |
842 |
|
.getCoordinateReferenceSystem()), false); |
843 |
|
} |
844 |
} |
} |
845 |
|
|
846 |
if (paneResized) { |
// Exceeds to the right? move and maybe cut |
847 |
paneResized = false; |
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
848 |
preFinalImage = null; |
|
849 |
finalImage = null; |
// Move left.. |
850 |
localImage = null; |
final double divX = newArea.getMaxX() |
851 |
bgImage = null; |
- maxAllowedExtend.getMaxX(); |
852 |
// gadgetsImage = null; |
// LOGGER.debug("Moving area left by " + divX); |
853 |
|
|
854 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
855 |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
856 |
|
- divX, newArea.getMaxY())); |
857 |
|
|
858 |
|
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
859 |
|
// LOGGER.debug("Now it exeeds the left border.. cut!"); |
860 |
|
// And cut the left if it moved out of the area |
861 |
|
newArea = new Envelope(new Coordinate(maxAllowedExtend |
862 |
|
.getMinX(), newArea.getMinY()), new Coordinate( |
863 |
|
newArea.getMaxX(), newArea.getMaxY())); |
864 |
|
|
865 |
|
// LOGGER.debug("and fix aspect ratio"); |
866 |
|
|
867 |
|
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
868 |
|
new ReferencedEnvelope(newArea, env |
869 |
|
.getCoordinateReferenceSystem()), false); |
870 |
|
} |
871 |
} |
} |
872 |
|
|
873 |
// Start the Threads and Timers to render the image |
// Exceeds to the left? move and maybe cut |
874 |
requestStartRendering(); |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
875 |
|
|
876 |
} |
// Move right.. |
877 |
|
final double divX = newArea.getMinX() |
878 |
|
- maxAllowedExtend.getMinX(); |
879 |
|
// LOGGER.debug("Moving area right by " + divX); |
880 |
|
|
881 |
if (!paintedSomething) { |
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
882 |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
883 |
|
- divX, newArea.getMaxY())); |
884 |
|
|
885 |
|
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
886 |
|
// LOGGER.debug("Now it exeeds the right border.. cut!"); |
887 |
|
// And cut the left if it moved out of the area |
888 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
889 |
|
newArea.getMinY()), new Coordinate(maxAllowedExtend |
890 |
|
.getMaxX(), newArea.getMaxY())); |
891 |
|
|
892 |
// TODO Should just paint the getFinalImage(). Update should be |
// LOGGER.debug("and fix aspect ratio"); |
|
// called by timer every 300ms, and the repaint() until all threads |
|
|
// are done. |
|
|
g.drawImage(getFinalImage(), 0, 0, this); |
|
893 |
|
|
894 |
paintedSomething = true; |
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
895 |
|
new ReferencedEnvelope(newArea, env |
896 |
|
.getCoordinateReferenceSystem()), false); |
897 |
|
} |
898 |
|
} |
899 |
} |
} |
900 |
|
|
901 |
|
return new ReferencedEnvelope(newArea, env |
902 |
|
.getCoordinateReferenceSystem()); |
903 |
} |
} |
904 |
|
|
905 |
/** |
/** |
906 |
* Cancels all running renderers and sets the flag to start new ones. <br/> |
* Should be called when the {@link JMapPane} is not needed no more to help |
907 |
|
* the GarbageCollector |
908 |
* |
* |
909 |
* @see #startRenderThreadsTimer |
* Removes all {@link JMapPaneListener}s that are registered |
910 |
|
* |
911 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
912 |
|
* Krüger</a> |
913 |
*/ |
*/ |
914 |
private void requestStartRendering() { |
public void dispose() { |
915 |
if (bgExecuter != null) |
if (isDisposed()) |
916 |
|
return; |
917 |
|
|
918 |
|
setPainting(false); |
919 |
|
|
920 |
|
resizeTimer.stop(); |
921 |
|
startRenderThreadsTimer.stop(); |
922 |
|
|
923 |
|
disposed = true; |
924 |
|
|
925 |
|
if (bgExecuter != null) { |
926 |
bgExecuter.cancelTask(); |
bgExecuter.cancelTask(); |
927 |
if (localExecuter != null) |
bgExecuter.dispose(); |
928 |
|
} |
929 |
|
|
930 |
|
if (localExecuter.isRunning()) { |
931 |
|
int i = 0; |
932 |
localExecuter.cancelTask(); |
localExecuter.cancelTask(); |
933 |
requestStartRendering = true; |
while (i++ < 10 && localExecuter.isRunning()) { |
934 |
} |
try { |
935 |
|
Thread.sleep(200); |
936 |
|
} catch (final InterruptedException e) { |
937 |
|
LOGGER |
938 |
|
.warn( |
939 |
|
"while XMapPane we are waiting for the localExcutor to stop", |
940 |
|
e); |
941 |
|
} |
942 |
|
} |
943 |
|
if (localExecuter.isRunning()) { |
944 |
|
LOGGER |
945 |
|
.warn("localExecutor Thread still running after 2s! Continuing anyways..."); |
946 |
|
} |
947 |
|
localExecuter.dispose(); |
948 |
|
} |
949 |
|
|
950 |
/** |
disposeImages(); |
951 |
* Transformiert einen Fenster-Koordinaten-Bereich in Geo-Koordinaten. |
|
952 |
* |
// Remove all mapPaneListeners that have registered with us |
953 |
* @param ox |
mapPaneListeners.clear(); |
954 |
* X-Koordinate der VON-Position |
|
955 |
* @param oy |
removeMouseMotionListener(zoomMapPaneMouseListener); |
956 |
* Y-Koordinate der VON-Position |
removeMouseListener(zoomMapPaneMouseListener); |
957 |
* @param px |
|
958 |
* X-Koordinate der BIS-Position |
if (localContext != null) |
959 |
* @param py |
getMapContext().clearLayerList(); |
960 |
* Y-Koordinate der BIS-Position |
if (bgContext != null) |
961 |
*/ |
getBgContext().clearLayerList(); |
962 |
public Envelope tranformWindowToGeo(int ox, int oy, int px, int py) { |
|
963 |
AffineTransform at = getScreenToWorld(); |
removeAll(); |
|
Point2D geoO = at.transform(new Point2D.Double(ox, oy), null); |
|
|
Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
|
|
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP.getY()); |
|
964 |
} |
} |
965 |
|
|
966 |
/** |
/** |
967 |
* Transformiert einen Geo-Koordinaten-Bereich in Fenster-Koordinaten. |
* Draws a rectangle in XOR mode from the origin at {@link #startPos} to the |
968 |
* |
* given point. All in screen coordinates. |
|
* @param ox |
|
|
* X-Koordinate der VON-Position |
|
|
* @param oy |
|
|
* Y-Koordinate der VON-Position |
|
|
* @param px |
|
|
* X-Koordinate der BIS-Position |
|
|
* @param py |
|
|
* Y-Koordinate der BIS-Position |
|
|
* @param winToGeotransform |
|
|
* Eine Window to Geo transform. If <code>null</code>, |
|
|
* {@link #getScreenToWorld()} is used. |
|
969 |
*/ |
*/ |
970 |
public Envelope tranformGeoToWindow(double ox, double oy, double px, |
protected void drawRectangle(final Graphics graphics, final Point startPos, |
971 |
double py, AffineTransform winToGeotransform) { |
final Point e) { |
972 |
AffineTransform at = winToGeotransform == null ? getScreenToWorld() |
|
973 |
: winToGeotransform; |
if (!isWellDefined()) |
974 |
Point2D geoO; |
return; |
975 |
try { |
|
976 |
geoO = at.inverseTransform(new Point2D.Double(ox, oy), null); |
// undraw last box/draw new box |
977 |
Point2D geoP = at |
final int left = Math.min(startPos.x, e.x); |
978 |
.inverseTransform(new Point2D.Double(px, py), null); |
final int right = Math.max(startPos.x, e.x); |
979 |
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP |
final int top = Math.max(startPos.y, e.y); |
980 |
.getY()); |
final int bottom = Math.min(startPos.y, e.y); |
981 |
} catch (NoninvertibleTransformException e) { |
final int width = right - left; |
982 |
LOGGER.error(e); |
final int height = top - bottom; |
983 |
return new Envelope(ox, oy, px, py); |
|
984 |
} |
if (width == 0 && height == 0) |
985 |
|
return; |
986 |
|
|
987 |
|
graphics.setXORMode(Color.WHITE); |
988 |
|
graphics.drawRect(left, bottom, width, height); |
989 |
} |
} |
990 |
|
|
991 |
/** |
/** |
992 |
* Diretly paints scaled preview into the {@link SelectableXMapPane}. Used |
* Diretly paints scaled preview into the {@link SelectableXMapPane}. Used |
993 |
* to give the user something to look at while we are rendering. Method |
* to give the user something to look at while we are rendering. Method |
994 |
* should be called after {@link #setMapArea(Envelope)} has been set to the |
* should be called after {@link #setMapArea(Envelope)} has been set to the |
995 |
* new mapArea and transform has been reset.<br/> |
* new mapArea and transform has been reset.<br> |
|
* This method does nothing if the {@link #lastRenderingDuration} is smaller |
|
|
* then a trashhold. |
|
996 |
* |
* |
997 |
* @param g |
* @param g |
998 |
* Graphics2D to paint the preview into |
* Graphics2D to paint the preview into |
1000 |
* @param state |
* @param state |
1001 |
* Max be {@link #ZOOM_IN} or {@link #ZOOM_OUT} |
* Max be {@link #ZOOM_IN} or {@link #ZOOM_OUT} |
1002 |
*/ |
*/ |
1003 |
protected boolean drawScaledPreviewImage_Zoom(Graphics2D graphics) { |
protected boolean drawScaledPreviewImage_Zoom(final Graphics2D graphics) { |
1004 |
|
|
1005 |
|
// if (1 == 1)return false; |
1006 |
|
|
1007 |
if (quickPreviewHint == 0) |
if (quickPreviewHint == 0) |
1008 |
return false; |
return false; |
1017 |
if (oldMapArea == null) |
if (oldMapArea == null) |
1018 |
return false; |
return false; |
1019 |
|
|
1020 |
Rectangle visibleArea = getVisibleRect(); |
final Rectangle visibleArea = getVisibleRect(); |
1021 |
|
|
1022 |
// Calculate the oldMapArea in the current WindowCoordinates: |
// Calculate the oldMapArea in the current WindowCoordinates: |
1023 |
Envelope oldMapWindow = tranformGeoToWindow(oldMapArea.getMinX(), |
final Envelope oldMapWindow = tranformGeoToWindow(oldMapArea.getMinX(), |
1024 |
oldMapArea.getMinY(), oldMapArea.getMaxX(), oldMapArea |
oldMapArea.getMinY(), oldMapArea.getMaxX(), oldMapArea |
1025 |
.getMaxY(), null); |
.getMaxY()); |
1026 |
|
|
1027 |
int xx1 = (int) Math.round(oldMapWindow.getMinX()); |
final int xx1 = (int) Math.round(oldMapWindow.getMinX()); |
1028 |
int yy1 = (int) Math.round(oldMapWindow.getMinY()); |
final int yy1 = (int) Math.round(oldMapWindow.getMinY()); |
1029 |
int xx2 = (int) Math.round(oldMapWindow.getMaxX()); |
final int xx2 = (int) Math.round(oldMapWindow.getMaxX()); |
1030 |
int yy2 = (int) Math.round(oldMapWindow.getMaxY()); |
final int yy2 = (int) Math.round(oldMapWindow.getMaxY()); |
1031 |
|
|
1032 |
graphics.drawImage(getPreFinalImage(), xx1, yy1, xx2, yy2, |
graphics.drawImage(getPreFinalImage(), xx1, yy1, xx2, yy2, |
1033 |
(int) visibleArea.getMinX(), (int) visibleArea.getMinY(), |
(int) visibleArea.getMinX(), (int) visibleArea.getMinY(), |
1034 |
(int) visibleArea.getMaxX(), (int) visibleArea.getMaxY(), |
(int) visibleArea.getMaxX(), (int) visibleArea.getMaxY(), |
1035 |
getMapBackgroundColor(), null); |
getMapBackgroundColor(), null); |
1036 |
|
|
1037 |
Rectangle painedArea = new Rectangle(xx1, yy1, xx2 - xx1, yy2 - yy1); |
final Rectangle painedArea = new Rectangle(xx1, yy1, xx2 - xx1, yy2 |
1038 |
|
- yy1); |
1039 |
|
|
1040 |
SwingUtil.clearAround(graphics, painedArea, visibleArea); |
SwingUtil.clearAround(graphics, painedArea, visibleArea); |
1041 |
|
|
1042 |
addGadgets(graphics); |
addGadgets(graphics, true); |
|
// graphics.drawImage(getGadgetsImage(), 0,0, (int) |
|
|
// visibleArea.getMaxX(), (int) visibleArea.getMaxY(),null); |
|
1043 |
|
|
1044 |
quickPreviewHint = 0; |
quickPreviewHint = 0; |
1045 |
|
|
1046 |
|
repaintTimer.restart(); |
1047 |
|
|
1048 |
graphics.dispose(); |
graphics.dispose(); |
1049 |
|
|
1050 |
// Something has been drawn |
// Something has been drawn |
1051 |
return true; |
return true; |
1052 |
} |
} |
1053 |
|
|
1054 |
final static Font waitFont = new Font("Arial", Font.BOLD, 30); |
public MapContext getBgContext() { |
1055 |
|
return bgContext; |
1056 |
|
} |
1057 |
|
|
1058 |
/** |
/** |
1059 |
* Paints some optinal stuff into the given {@link Graphics2D}. Usually |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
|
* called as the last paint on the mapImage. |
|
1060 |
*/ |
*/ |
1061 |
private void addGadgets(Graphics2D graphics) { |
private Image getBgImage() { |
1062 |
|
// |
1063 |
|
// if (bgImage == null) { |
1064 |
|
// bgImage = createImage(getBounds().width, getBounds().height); |
1065 |
|
// } |
1066 |
|
|
1067 |
if (mapImage != null) |
return bgImage; |
1068 |
graphics.drawImage(mapImage, getBounds().width |
} |
|
- mapImage.getWidth() - 10, getBounds().height |
|
|
- mapImage.getHeight() - 10, this); |
|
1069 |
|
|
1070 |
// If still rendering, paint a gray shadow or so... |
public MapContext getMapContext() { |
1071 |
if (bgExecuter != null && bgExecuter.isRunning() |
if (localContext == null) { |
1072 |
|| localExecuter != null && localExecuter.isRunning()) { |
setLocalContext(new DefaultMapContext()); |
1073 |
graphics.setColor(Color.BLACK); |
} |
1074 |
|
return localContext; |
1075 |
|
} |
1076 |
|
|
1077 |
graphics.setFont(waitFont); |
private BufferedImage getFinalImage() { |
1078 |
graphics.drawString("Wait...", 40, 70); |
// |
1079 |
|
if (finalImage == null) { |
1080 |
|
// Rectangle curPaintArea = getVisibleRect(); |
1081 |
|
finalImage = new BufferedImage(getVisibleRect().width, |
1082 |
|
getVisibleRect().height, IMAGETYPE); |
1083 |
|
|
1084 |
|
requestStartRendering(); |
1085 |
} |
} |
1086 |
|
return finalImage; |
1087 |
|
} |
1088 |
|
|
1089 |
|
public RenderingHints getJava2dHints() { |
1090 |
|
return java2dHints; |
1091 |
} |
} |
1092 |
|
|
1093 |
/** |
/** |
1094 |
* Accumulates all three images |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
|
* |
|
|
* @return |
|
1095 |
*/ |
*/ |
1096 |
synchronized protected BufferedImage updateFinalImage() { |
private BufferedImage getLocalImage() { |
|
|
|
|
final Graphics2D finalG = (Graphics2D) getFinalImage().getGraphics(); |
|
|
finalG.setBackground(getMapBackgroundColor()); |
|
|
|
|
|
// Render the two map images first, into the preFinalImage |
|
|
{ |
|
|
final Graphics2D preFinalG = (Graphics2D) getPreFinalImage() |
|
|
.getGraphics(); |
|
|
preFinalG.setBackground(getMapBackgroundColor()); |
|
1097 |
|
|
1098 |
preFinalG.drawImage(getBgImage(), 0, 0, getMapBackgroundColor(), |
if (localImage == null) { |
1099 |
null); |
localImage = new BufferedImage(getVisibleRect().width, |
1100 |
// // Draw the local layers image |
getVisibleRect().height, IMAGETYPE_withAlpha); |
|
preFinalG.drawImage(getLocalImage(), 0, 0, null); |
|
|
preFinalG.dispose(); |
|
1101 |
} |
} |
1102 |
|
|
1103 |
finalG.drawImage(getPreFinalImage(), imageOrigin.x, imageOrigin.y, |
return localImage; |
1104 |
getMapBackgroundColor(), null); |
} |
|
|
|
|
// System.out.println(new Date().getTime() - startTime + |
|
|
// "ms for update"); |
|
|
// |
|
|
// if (finalImageFrame == null) { |
|
|
// finalImageFrame = new JFrame(); |
|
|
// finalImageFrame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); |
|
|
// SwingUtil.setRelativeFramePosition(finalImageFrame, 0, 0); |
|
|
// } |
|
|
// finalImageFrame.setContentPane(new JLabel(new |
|
|
// ImageIcon(finalImage))); |
|
|
// finalImageFrame.pack(); |
|
|
// finalImageFrame.setVisible(true); |
|
1105 |
|
|
1106 |
final int finalImageHeight = getFinalImage().getHeight(null); |
/** |
1107 |
final int finalImageWidth = getFinalImage().getWidth(null); |
* Returns a copy of the mapArea |
1108 |
|
* |
1109 |
|
* @return |
1110 |
|
*/ |
1111 |
|
public ReferencedEnvelope getMapArea() { |
1112 |
|
if (mapArea == null) { |
1113 |
|
ReferencedEnvelope mapArea_ = null; |
1114 |
|
try { |
1115 |
|
mapArea_ = localContext.getLayerBounds(); |
1116 |
|
} catch (final IOException e) { |
1117 |
|
LOGGER.warn("localContext.getLayerBounds()", e); |
1118 |
|
} |
1119 |
|
|
1120 |
Rectangle painedArea = new Rectangle(imageOrigin.x, imageOrigin.y, |
if (mapArea_ == null && bgContext != null) { |
1121 |
finalImageWidth, finalImageHeight); |
try { |
1122 |
SwingUtil.clearAround(finalG, painedArea, getVisibleRect()); |
mapArea_ = bgContext.getLayerBounds(); |
1123 |
|
} catch (final IOException e) { |
1124 |
|
LOGGER.warn("bgContext.getLayerBounds()", e); |
1125 |
|
} |
1126 |
|
} |
1127 |
|
|
1128 |
addGadgets(finalG); |
if (mapArea_ != null) { |
1129 |
// finalG.drawImage(getGadgetsImage(), 0, 0, null); |
mapArea = bestAllowedMapArea(mapArea_); |
1130 |
|
requestStartRendering(); |
1131 |
|
} |
1132 |
|
} |
1133 |
|
|
1134 |
finalG.dispose(); |
if (mapArea == null) |
1135 |
|
return null; |
1136 |
|
|
1137 |
return finalImage; |
// TODO is needed at all, this should go to setMapArea maybe |
1138 |
} |
if (localContext.getCoordinateReferenceSystem() == null) |
1139 |
|
try { |
1140 |
|
localContext.setCoordinateReferenceSystem(GeoImportUtil |
1141 |
|
.getDefaultCRS()); |
1142 |
|
} catch (Exception e) { |
1143 |
|
throw new RuntimeException("setting context CRS:", e); |
1144 |
|
} |
1145 |
|
|
1146 |
/* |
return new ReferencedEnvelope(mapArea, localContext |
1147 |
* Set alpha composite. For example, pass in 1.0f to have 100% opacity pass |
.getCoordinateReferenceSystem()); |
|
* in 0.25f to have 25% opacity. |
|
|
*/ |
|
|
private AlphaComposite makeComposite(float alpha) { |
|
|
int type = AlphaComposite.SRC_OVER; |
|
|
return (AlphaComposite.getInstance(type, alpha)); |
|
1148 |
} |
} |
1149 |
|
|
1150 |
private Image getFinalImage() { |
/** |
1151 |
|
* Returns the background {@link Color} of the map pane. If not set, the |
1152 |
if (finalImage == null) { |
* methods looks for a parent component and will use its background color. |
1153 |
finalImage = null; |
* If no parent component is available, WHITE is returned. |
1154 |
Rectangle curPaintArea = getVisibleRect(); |
**/ |
1155 |
finalImage = new BufferedImage(curPaintArea.width, |
public Color getMapBackgroundColor() { |
1156 |
curPaintArea.height, BufferedImage.TYPE_INT_RGB); |
if (mapBackgroundColor == null) { |
1157 |
|
if (getParent() != null) |
1158 |
requestStartRendering(); |
return getParent().getBackground(); |
1159 |
|
else |
1160 |
|
return Color.WHITE; |
1161 |
} |
} |
1162 |
return finalImage; |
return mapBackgroundColor; |
1163 |
} |
} |
1164 |
|
|
1165 |
private Image getPreFinalImage() { |
/** |
1166 |
|
* Get the BufferedImage to use as a flaoting icon in the lower right |
1167 |
if (preFinalImage == null) { |
* corner. |
1168 |
preFinalImage = null; |
* |
1169 |
Rectangle curPaintArea = getVisibleRect(); |
* @return <code>null</code> if the feature is deactivated. |
1170 |
|
*/ |
1171 |
|
public BufferedImage getMapImage() { |
1172 |
|
return mapImage; |
1173 |
|
} |
1174 |
|
|
1175 |
preFinalImage = new BufferedImage(curPaintArea.width, |
/** |
1176 |
curPaintArea.height, BufferedImage.TYPE_INT_RGB); |
* Returns the evelope of the viewable area. The JMapPane will never show |
1177 |
|
* anything outside of this extend. If this has been set to |
1178 |
|
* <code>null</code> via {@link #setMaxExtend(Envelope)}, it tries to return |
1179 |
|
* quickly the context's bounds. It it takes to long to determine the |
1180 |
|
* context bounds, <code>null</code> is returned. |
1181 |
|
* |
1182 |
|
* @param maxExtend |
1183 |
|
* <code>null</code> to not have this restriction. |
1184 |
|
*/ |
1185 |
|
|
1186 |
requestStartRendering(); |
public Envelope getMaxExtend() { |
1187 |
|
if (maxExtend == null) { |
1188 |
|
// Commented-out because it takes soo much time! |
1189 |
|
// |
1190 |
|
// long start = System.currentTimeMillis(); |
1191 |
|
// final ReferencedEnvelope layerBounds = GTUtil |
1192 |
|
// .getVisibleLayoutBounds(localContext); |
1193 |
|
// |
1194 |
|
// LOGGER.info( |
1195 |
|
// (System.currentTimeMillis()-start)+"m to get maxExtend"); |
1196 |
|
// |
1197 |
|
// if (layerBounds == null) { |
1198 |
|
// // TODO Last fallback could be the CRS valid area |
1199 |
|
// return null; |
1200 |
|
// } |
1201 |
|
// |
1202 |
|
// // Kartenbereich um 10% vergroessern |
1203 |
|
// return JTSUtil.fixAspectRatio(getVisibleRect(), JTSUtil |
1204 |
|
// .expandEnvelope(layerBounds, 0.1), true); |
1205 |
} |
} |
1206 |
return preFinalImage; |
return maxExtend; |
1207 |
} |
} |
1208 |
|
|
1209 |
/** |
/** |
1210 |
* While dragging, the {@link #updateFinalImage()} method is translating the |
* Retuns the maximum allowed zoom scale. This is the smaller number value |
1211 |
* cached images while setting it together. |
* of the two. Defaults to {@link Double}.MIN_VALUE |
1212 |
**/ |
* |
1213 |
Point imageOrigin = new Point(0, 0); |
* @author <a href="mailto:[email protected]">Stefan Alfons |
1214 |
|
* Krüger</a> |
1215 |
|
*/ |
1216 |
|
public Double getMaxZoomScale() { |
1217 |
|
return maxZoomScale; |
1218 |
|
} |
1219 |
|
|
1220 |
/** |
/** |
1221 |
* Starts rendering on one or two threads |
* Retuns the minimum allowed zoom scale. This is the bigger number value of |
1222 |
|
* the two. Defaults to {@link Double}.MAX_VALUE |
1223 |
|
* |
1224 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
1225 |
|
* Krüger</a> |
1226 |
*/ |
*/ |
1227 |
private void startRendering() { |
public Double getMinZoomScale() { |
1228 |
|
return minZoomScale; |
1229 |
if (!isWellDefined()) |
} |
|
return; |
|
|
|
|
|
if (bgExecuter != null) |
|
|
// Stop all renderers |
|
|
bgExecuter.cancelTask(); |
|
1230 |
|
|
1231 |
if (localExecuter != null) |
private Image getPreFinalImage() { |
1232 |
localExecuter.cancelTask(); |
// if (preFinalImage == null) { |
1233 |
// |
// |
1234 |
// |
// // Rectangle curPaintArea = getVisibleRect(); |
1235 |
// LOGGER.debug("stopping any running renderes:"); |
// // preFinalImage = new BufferedImage(curPaintArea.width, |
1236 |
// int count = 0; |
// // curPaintArea.height, BufferedImage.TYPE_INT_RGB); |
1237 |
// while (bgExecuter.isRunning() || localExecuter.isRunning()) { |
// |
1238 |
// LOGGER.debug("waiting for threads to stop"); |
// preFinalImage = createImage(getBounds().width, getBounds().height); |
|
// |
|
|
// bgExecuter.cancelTask(); |
|
|
// localExecuter.cancelTask(); |
|
|
// |
|
|
// count++; |
|
|
// |
|
|
// try { |
|
|
// Thread.sleep(100); |
|
|
// } catch (InterruptedException e) { |
|
|
// LOGGER.error(e); |
|
|
// } |
|
1239 |
// |
// |
1240 |
// if (count > 100) { |
// requestStartRendering(); |
|
// throw new RuntimeException( |
|
|
// "Unable to stop rendering thread for 10secs"); |
|
|
// } |
|
1241 |
// } |
// } |
1242 |
// LOGGER.debug(" threads stopped after " + count / 10. + "secs"); |
return preFinalImage; |
1243 |
|
} |
|
Rectangle curPaintArea = getVisibleRect(); |
|
|
|
|
|
// allow a single pixel margin at the right and bottom edges |
|
|
curPaintArea.width -= 1; |
|
|
curPaintArea.height -= 1; |
|
1244 |
|
|
1245 |
|
public Map<Object, Object> getRendererHints() { |
1246 |
|
// Clear label cache |
1247 |
labelCache.clear(); |
labelCache.clear(); |
1248 |
|
rendererHints.put(StreamingRenderer.LABEL_CACHE_KEY, labelCache); |
1249 |
|
|
1250 |
/** |
return rendererHints; |
|
*/ |
|
|
|
|
|
/** |
|
|
* We have to set new renderer |
|
|
*/ |
|
|
|
|
|
if (getBgContext() != null) { |
|
|
bgExecuter = new RenderingExecutor(this, 333l); |
|
|
LOGGER.debug("starting bg renderer:"); |
|
|
// /* System.out.println("rendering"); */ |
|
|
final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
|
|
localContext, getRendererHints()); |
|
|
createGTRenderer.setJava2DHints(getJava2dHints()); |
|
|
bgExecuter.submit(getBgContext().getAreaOfInterest(), curPaintArea, |
|
|
(Graphics2D) getBgImage().getGraphics(), createGTRenderer); |
|
|
} |
|
|
|
|
|
if (getContext() != null) { |
|
|
localExecuter = new RenderingExecutor(this, 150l); |
|
|
LOGGER.debug("starting local renderer:"); |
|
|
final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
|
|
localContext, getRendererHints()); |
|
|
createGTRenderer.setJava2DHints(getJava2dHints()); |
|
|
localExecuter.submit(getContext().getAreaOfInterest(), |
|
|
curPaintArea, (Graphics2D) getLocalImage().getGraphics(), |
|
|
createGTRenderer); |
|
|
} |
|
|
|
|
|
updateCursor(); |
|
|
// |
|
|
// // start regular repaints until all renderers are done. |
|
|
// repainterTimer.setRepeats(true); |
|
|
// repainterTimer.restart(); |
|
|
|
|
1251 |
} |
} |
1252 |
|
|
1253 |
/** |
/** |
1254 |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
* Liefert eine affine Transformation, um von den Fenster-Koordinaten in die |
1255 |
|
* Karten-Koordinaten (Lat/Lon) umzurechnen. |
1256 |
|
* |
1257 |
|
* @return eine Kopie der aktuellen Transformation; <code>null</code> wenn |
1258 |
|
* noch keine Karte angezeigt wird |
1259 |
*/ |
*/ |
1260 |
private BufferedImage getBgImage() { |
public AffineTransform getScreenToWorld() { |
1261 |
|
if (screenToWorld == null) |
1262 |
|
resetTransforms(); |
1263 |
|
// nur Kopie der Transformation zurueckgeben! |
1264 |
|
if (screenToWorld == null) |
1265 |
|
return null; |
1266 |
|
return new AffineTransform(screenToWorld); |
1267 |
|
} |
1268 |
|
|
1269 |
if (bgImage == null) { |
public int getState() { |
1270 |
LOGGER.debug("creating a new background image"); |
return state; |
1271 |
|
} |
1272 |
|
|
1273 |
Rectangle curPaintArea = getVisibleRect(); |
/** |
1274 |
// allow a single pixel margin at the right and bottom edges |
* Liefert den statisch eingestellten Cursor, der unabhaengig von der |
1275 |
curPaintArea.width -= 1; |
* eingestellten MapPane-Aktion (Zoom, Auswahl, ...) verwendet wird. |
1276 |
curPaintArea.height -= 1; |
* |
1277 |
|
* @return {@code null}, wenn kein statischer Cursor verwendet, sondern der |
1278 |
|
* Cursor automatisch je nach MapPane-Aktion eingestellt wird. |
1279 |
|
*/ |
1280 |
|
public Cursor getStaticCursor() { |
1281 |
|
return this.staticCursor; |
1282 |
|
} |
1283 |
|
|
1284 |
bgImage = new BufferedImage(curPaintArea.width + 1, |
public AffineTransform getWorldToScreenTransform() { |
1285 |
curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
if (worldToScreen == null) { |
1286 |
|
resetTransforms(); |
1287 |
} |
} |
1288 |
|
// nur Kopie der Transformation zurueckgeben! |
1289 |
return bgImage; |
return new AffineTransform(worldToScreen); |
1290 |
} |
} |
1291 |
|
|
|
/** An (transparent) image to paint over the map in the lower right corner **/ |
|
|
private BufferedImage mapImage = null; |
|
|
|
|
|
private boolean acceptsRepaintCalls = true; |
|
|
|
|
1292 |
/** |
/** |
1293 |
* Get the BufferedImage to use as a flaoting icon in the lower right |
* A flag indicating if dispose() has already been called. If true, then |
1294 |
* corner. |
* further use of this {@link SelectableXMapPane} is undefined. |
|
* |
|
|
* @return <code>null</code> if the feature is deactivated. |
|
1295 |
*/ |
*/ |
1296 |
public BufferedImage getMapImage() { |
private boolean isDisposed() { |
1297 |
return mapImage; |
return disposed; |
1298 |
} |
} |
1299 |
|
|
1300 |
/** |
/** |
1301 |
* Set the BufferedImage to use as a flaoting icon in the lower right corner |
* Returns whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
1302 |
|
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. Returns |
1303 |
|
* <code>true</code> if the selectability has not been defined. |
1304 |
* |
* |
1305 |
* @param mapImageIcon |
* @param layer |
1306 |
* <code>null</code> is allowed and deactivates this icon. |
* a layer |
1307 |
*/ |
*/ |
1308 |
public void setMapImage(BufferedImage mapImage) { |
public boolean isMapLayerSelectable(final MapLayer layer) { |
1309 |
this.mapImage = mapImage; |
final Boolean selectable = mapLayerSelectable.get(layer); |
1310 |
// gadgetsImage = null; |
return selectable == null ? true : selectable; |
1311 |
} |
} |
1312 |
|
|
1313 |
/** |
/** |
1314 |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
* Return <code>true</code> if a CRS and a {@link #mapArea} are set and the |
1315 |
|
* {@link XMapPane} is visible and has bounds set. |
1316 |
*/ |
*/ |
1317 |
private BufferedImage getLocalImage() { |
public boolean isWellDefined() { |
1318 |
|
try { |
1319 |
if (localImage == null) { |
if (getMapContext() == null) |
1320 |
LOGGER.debug("creating a new local image"); |
return false; |
1321 |
|
if (getMapContext().getLayerCount() <= 0) |
1322 |
Rectangle curPaintArea = getVisibleRect(); |
return false; |
1323 |
// allow a single pixel margin at the right and bottom edges |
if (getVisibleRect().getWidth() == 0) |
1324 |
curPaintArea.width -= 1; |
return false; |
1325 |
curPaintArea.height -= 1; |
if (getVisibleRect().getHeight() == 0) |
1326 |
|
return false; |
1327 |
localImage = new BufferedImage(curPaintArea.width + 1, |
// if (getMapArea() == null) |
1328 |
curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
// return false; |
1329 |
|
} catch (final Exception e) { |
1330 |
|
return false; |
1331 |
} |
} |
1332 |
|
return true; |
|
return localImage; |
|
1333 |
} |
} |
1334 |
|
|
|
// |
|
|
// /** |
|
|
// * Lazyly initializes a {@link BufferedImage} for the background renderer. |
|
|
// */ |
|
|
// private BufferedImage getGadgetsImage() { |
|
|
// |
|
|
// if (gadgetsImage == null) { |
|
|
// LOGGER.debug("creating a new gadgets image"); |
|
|
// |
|
|
// Rectangle curPaintArea = getVisibleRect(); |
|
|
// // allow a single pixel margin at the right and bottom edges |
|
|
// curPaintArea.width -= 1; |
|
|
// curPaintArea.height -= 1; |
|
|
// |
|
|
// gadgetsImage = new BufferedImage(curPaintArea.width + 1, |
|
|
// curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
|
|
// |
|
|
// if (mapImage != null) |
|
|
// gadgetsImage.getGraphics().drawImage(mapImage, |
|
|
// curPaintArea.width - mapImage.getWidth() - 10, |
|
|
// curPaintArea.height - mapImage.getHeight() - 10, this); |
|
|
// |
|
|
// } |
|
|
// |
|
|
// return gadgetsImage; |
|
|
// } |
|
|
|
|
1335 |
/** |
/** |
1336 |
* Called by the {@linkplain XMapPane.RenderingTask} when rendering has been |
* Called from the listeners while the mouse is dragging, this method either |
1337 |
* completed Publishes a {@linkplain MapPaneEvent} of type {@code |
* paints a translated (moved/panned) version of the image, or a rectangle. |
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
|
1338 |
* |
* |
1339 |
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
* @param startPos |
1340 |
|
* in screen coordinates |
1341 |
|
* @param lastPos |
1342 |
|
* in screen coordinates |
1343 |
|
* @param event |
1344 |
|
* the {@link MouseEvent} to read the mouse buttons from |
1345 |
*/ |
*/ |
1346 |
public void onRenderingCompleted() { |
public void mouseDragged(final Point startPos, final Point lastPos, |
1347 |
System.out.println("onRenderingCompleted"); |
final MouseEvent event) { |
1348 |
|
|
1349 |
updateFinalImage(); |
if ((getState() == XMapPane.PAN) |
1350 |
|
|| ((event.getModifiersEx() & InputEvent.BUTTON3_DOWN_MASK) != 0)) { |
1351 |
|
|
1352 |
repaint(); |
// Panning needs a panning coursor |
1353 |
|
if (getCursor() != SwingUtil.PANNING_CURSOR) { |
1354 |
|
setCursor(SwingUtil.PANNING_CURSOR); |
1355 |
|
|
1356 |
|
// While panning, we deactivate the rendering. So the tasks are |
1357 |
|
// ready to start when the panning is finished. |
1358 |
|
if (bgExecuter != null && bgExecuter.isRunning()) |
1359 |
|
bgExecuter.cancelTask(); |
1360 |
|
if (localExecuter.isRunning()) |
1361 |
|
localExecuter.cancelTask(); |
1362 |
|
} |
1363 |
|
|
1364 |
|
if (lastPos.x > 0 && lastPos.y > 0) { |
1365 |
|
final int dx = event.getX() - lastPos.x; |
1366 |
|
final int dy = event.getY() - lastPos.y; |
1367 |
|
|
1368 |
|
// TODO Stop dragging when the drag would not be valid... |
1369 |
|
// boolean dragValid = true; |
1370 |
|
// // check if this panning results in a valid mapArea |
1371 |
|
// { |
1372 |
|
// Rectangle winBounds = xMapPane.getBounds(); |
1373 |
|
// winBounds.translate(xMapPane.imageOrigin.x, |
1374 |
|
// -xMapPane.imageOrigin.y); |
1375 |
|
// Envelope newMapAreaBefore = xMapPane.tranformWindowToGeo( |
1376 |
|
// winBounds.x, winBounds.y, winBounds.x |
1377 |
|
// + winBounds.width, winBounds.y |
1378 |
|
// + winBounds.height); |
1379 |
|
// |
1380 |
|
// |
1381 |
|
// winBounds = xMapPane.getBounds(); |
1382 |
|
// Point testIng = new Point(xMapPane.imageOrigin); |
1383 |
|
// testIng.translate(dx, dy); |
1384 |
|
// winBounds.translate(testIng.x, -testIng.y); |
1385 |
|
// Envelope newMapAreaAfter = xMapPane.tranformWindowToGeo( |
1386 |
|
// winBounds.x, winBounds.y, winBounds.x |
1387 |
|
// + winBounds.width, winBounds.y |
1388 |
|
// + winBounds.height); |
1389 |
|
// |
1390 |
|
// // If the last drag doesn't change the MapArea anymore cancel |
1391 |
|
// it. |
1392 |
|
// if (xMapPane.bestAllowedMapArea(newMapAreaAfter).equals( |
1393 |
|
// xMapPane.bestAllowedMapArea(newMapAreaBefore))){ |
1394 |
|
// dragValid = false; |
1395 |
|
// return; |
1396 |
|
// } |
1397 |
|
// } |
1398 |
|
|
1399 |
|
imageOrigin.translate(dx, dy); |
1400 |
|
updateFinalImage(); |
1401 |
|
repaint(); |
1402 |
|
} |
1403 |
|
|
1404 |
|
} else if ((getState() == XMapPane.ZOOM_IN) |
1405 |
|
|| (getState() == XMapPane.ZOOM_OUT) |
1406 |
|
|| (getState() == XMapPane.SELECT_ALL) |
1407 |
|
|| (getState() == XMapPane.SELECT_TOP)) { |
1408 |
|
|
1409 |
|
// Draws a rectangle |
1410 |
|
final Graphics graphics = getGraphics(); |
1411 |
|
drawRectangle(graphics, startPos, event.getPoint()); |
1412 |
|
if ((lastPos.x > 0) && (lastPos.y > 0)) |
1413 |
|
drawRectangle(graphics, startPos, lastPos); |
1414 |
|
graphics.dispose(); |
1415 |
|
} |
1416 |
} |
} |
1417 |
|
|
1418 |
/** |
/** |
1419 |
* Called by the {@linkplain XMapPane.RenderingTask} when rendering was |
* Called by the {@link RenderingExecutor} when rendering was cancelled. |
|
* cancelled. Publishes a {@linkplain MapPaneEvent} of type {@code |
|
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
|
|
* |
|
|
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
|
1420 |
*/ |
*/ |
1421 |
public void onRenderingCancelled() { |
public void onRenderingCancelled() { |
1422 |
LOGGER.debug("Rendering cancelled"); |
LOGGER.debug("Rendering cancelled"); |
1423 |
|
repaintTimer.stop(); |
1424 |
|
} |
1425 |
|
|
1426 |
|
/** |
1427 |
|
* Called by the {@link RenderingExecutor} when rendering has been |
1428 |
|
* completed. |
1429 |
|
*/ |
1430 |
|
public void onRenderingCompleted() { |
1431 |
|
LOGGER.debug("complete"); |
1432 |
|
|
1433 |
|
repaintTimer.stop(); |
1434 |
|
|
1435 |
|
// We "forget" about an exception every time we complete a rendering |
1436 |
|
// thread successfully |
1437 |
|
if (renderingErrors.size() > 0) |
1438 |
|
renderingErrors.remove(0); |
1439 |
|
|
1440 |
|
updateFinalImage(); |
1441 |
|
repaint(); |
1442 |
} |
} |
1443 |
|
|
1444 |
/** |
/** |
1451 |
* |
* |
1452 |
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
1453 |
*/ |
*/ |
1454 |
public void onRenderingFailed(Exception renderingError) { |
public void onRenderingFailed(final Exception renderingError) { |
1455 |
// MapPaneEvent ev = new MapPaneEvent(this, |
|
1456 |
// MapPaneEvent.Type.RENDERING_STOPPED); |
// Store the exceptions so we can show it to the user: |
1457 |
// publishEvent(ev); |
if (!(renderingError instanceof java.lang.IllegalArgumentException && renderingError |
1458 |
|
.getMessage().equals( |
1459 |
|
"Argument \"sourceCRS\" should not be null."))) |
1460 |
|
this.renderingErrors.add(renderingError); |
1461 |
|
if (renderingErrors.size() > 3) |
1462 |
|
renderingErrors.remove(0); |
1463 |
|
|
1464 |
|
repaintTimer.stop(); |
1465 |
|
|
1466 |
LOGGER.warn("Rendering failed", renderingError); |
LOGGER.warn("Rendering failed", renderingError); |
1467 |
updateFinalImage(); |
updateFinalImage(); |
1468 |
repaint(); |
repaint(); |
1469 |
|
|
1470 |
} |
} |
1471 |
|
|
1472 |
|
@Override |
1473 |
|
protected void paintComponent(final Graphics g) { |
1474 |
|
|
1475 |
|
// Maybe update the cursor and maybe stop the repainting timer |
1476 |
|
updateCursor(); |
1477 |
|
|
1478 |
|
if (!acceptsRepaintCalls) |
1479 |
|
return; |
1480 |
|
|
1481 |
|
if (!isWellDefined()) |
1482 |
|
return; |
1483 |
|
|
1484 |
|
// super.paintComponent(g); // candidate for removal |
1485 |
|
|
1486 |
|
boolean paintedSomething = false; |
1487 |
|
|
1488 |
|
if (mapImageInvalid) { /* if the map changed then redraw */ |
1489 |
|
|
1490 |
|
mapImageInvalid = false; // Reset for next round |
1491 |
|
|
1492 |
|
// If the new mapArea and the oldMapArea intersect, we can draw some |
1493 |
|
// quick scaled preview to make the user feel that something is |
1494 |
|
// happening. |
1495 |
|
if (mapAreaChanged && oldMapArea != null |
1496 |
|
&& getMapArea().intersects(oldMapArea) |
1497 |
|
& !getMapArea().equals(oldMapArea) && !paneResized) { |
1498 |
|
|
1499 |
|
mapAreaChanged = false; |
1500 |
|
|
1501 |
|
if (getMapArea().covers(oldMapArea)) { |
1502 |
|
quickPreviewHint = ZOOM_OUT; |
1503 |
|
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
1504 |
|
} else if (oldMapArea.covers(getMapArea())) { |
1505 |
|
quickPreviewHint = ZOOM_IN; |
1506 |
|
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
1507 |
|
} |
1508 |
|
} |
1509 |
|
} |
1510 |
|
|
1511 |
|
if (!paintedSomething) { |
1512 |
|
|
1513 |
|
g.drawImage(getFinalImage(), 0, 0, null); |
1514 |
|
|
1515 |
|
g.dispose(); // cand. for removal |
1516 |
|
|
1517 |
|
paintedSomething = true; // cand. for removal |
1518 |
|
} |
1519 |
|
|
1520 |
|
} |
1521 |
|
|
1522 |
/** |
/** |
1523 |
* Called when a rendering request has been rejected. This will be common, |
* Heavily works on releasing all resources related to the four |
1524 |
* such as when the user pauses during drag-resizing fo the map pane. The |
* {@link Image}s used to cache the results of the different renderers.<br> |
1525 |
* base implementation does nothing. It is provided for sub-classes to |
* In November 2009 i had some memory leaking problems with {@link XMapPane} |
1526 |
* override if required. |
* . The resources of the buffered images were never released. It seem to be |
1527 |
|
* important to call the GC right after flushing the images.<br> |
1528 |
|
* Hence this method may take a while, because it calls the GC up to four |
1529 |
|
* times. |
1530 |
*/ |
*/ |
1531 |
public void onRenderingRejected() { |
private void disposeImages() { |
1532 |
LOGGER.warn("Rendering rejected"); |
|
1533 |
repaint(); |
// System.out.println("vorher = " |
1534 |
|
// + new MbDecimalFormatter().format(LangUtil.gcTotal())); |
1535 |
|
// bi.flush(); |
1536 |
|
// return bi = null; |
1537 |
|
// System.out.println("nacher = " |
1538 |
|
// + new MbDecimalFormatter().format(LangUtil.gcTotal())); |
1539 |
|
// |
1540 |
|
// System.out.println("\n"); |
1541 |
|
|
1542 |
|
if (preFinalImage != null) { |
1543 |
|
preFinalImage.flush(); |
1544 |
|
preFinalImage = null; |
1545 |
|
LangUtil.gc(); |
1546 |
|
} |
1547 |
|
if (finalImage != null) { |
1548 |
|
finalImage.flush(); |
1549 |
|
finalImage = null; |
1550 |
|
LangUtil.gc(); |
1551 |
|
} |
1552 |
|
if (localImage != null) { |
1553 |
|
localImage.flush(); |
1554 |
|
localImage = null; |
1555 |
|
LangUtil.gc(); |
1556 |
|
} |
1557 |
|
if (bgImage != null) { |
1558 |
|
bgImage.flush(); |
1559 |
|
bgImage = null; |
1560 |
|
LangUtil.gc(); |
1561 |
|
} |
1562 |
|
|
1563 |
} |
} |
1564 |
|
|
1565 |
@Override |
/** |
1566 |
public void propertyChange(final PropertyChangeEvent evt) { |
* Performs a {@value #PAN} action. During panning, the displacement is |
1567 |
final String prop = evt.getPropertyName(); |
* stored in {@link #imageOrigin} object. Calling {@link #performPan()} will |
1568 |
|
* reset the offset and call {@link #setMapArea(Envelope)}. |
1569 |
|
*/ |
1570 |
|
public void performPan() { |
1571 |
|
|
1572 |
if (prop.equalsIgnoreCase("crs")) { |
Rectangle winBounds = getVisibleRect(); |
1573 |
localContext.setAreaOfInterest(localContext.getAreaOfInterest(), |
|
1574 |
(CoordinateReferenceSystem) evt.getNewValue()); |
winBounds.translate(-imageOrigin.x, -imageOrigin.y); |
1575 |
|
final Envelope newMapArea = tranformWindowToGeo(winBounds.x, |
1576 |
|
winBounds.y, winBounds.x + winBounds.width, winBounds.y |
1577 |
|
+ winBounds.height); |
1578 |
|
|
1579 |
|
imageOrigin.x = 0; |
1580 |
|
imageOrigin.y = 0; |
1581 |
|
|
1582 |
|
if (!setMapArea(newMapArea)) { |
1583 |
|
/** |
1584 |
|
* If setMapArea returns true, the finalImage is updated anyways. |
1585 |
|
* This if-case exists to ensure that we repaint a correct image |
1586 |
|
* even if the new panning area has been denied. |
1587 |
|
*/ |
1588 |
|
updateFinalImage(); |
1589 |
|
repaint(); |
1590 |
} |
} |
1591 |
|
|
1592 |
|
if (getCursor() == SwingUtil.PANNING_CURSOR) |
1593 |
|
setCursor(SwingUtil.PAN_CURSOR); |
1594 |
} |
} |
1595 |
|
|
|
// xulu.sn |
|
1596 |
/** |
/** |
1597 |
* Korrigiert den {@link Envelope} aka {@code mapArea} auf die beste |
* Entfernt einen Listener von der Map. |
|
* erlaubte Flaeche damit die Massstabsbeschaenkungen noch eingehalten |
|
|
* werden, FALLS der uebergeben Envelope nicht schon gueltig sein sollte.<br/> |
|
|
* Since 21. April 09: Before thecalculation starts, the aspect ratio is |
|
|
* corrected. This change implies, that setMapArea() will most of the time |
|
|
* not allow setting to a wrong aspectRatio. |
|
1598 |
* |
* |
1599 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param l |
1600 |
* Krüger</a> |
* zu entfernender Listener |
1601 |
*/ |
*/ |
1602 |
public Envelope bestAllowedMapArea(Envelope env) { |
public void removeMapPaneListener(final JMapPaneListener l) { |
1603 |
if (getWidth() == 0) |
mapPaneListeners.remove(l); |
1604 |
return env; |
} |
|
if (env == null) |
|
|
return null; |
|
1605 |
|
|
1606 |
Envelope newArea = null; |
/** |
1607 |
|
* Cancels all running renderers and sets the flag to start new ones. <br> |
1608 |
|
* |
1609 |
|
* @see #startRenderThreadsTimer |
1610 |
|
*/ |
1611 |
|
private void requestStartRendering() { |
1612 |
|
if (bgExecuter != null) |
1613 |
|
bgExecuter.cancelTask(); |
1614 |
|
|
1615 |
/** |
localExecuter.cancelTask(); |
|
* Correct the aspect Ratio before we check the rest. Otherwise we might |
|
|
* easily fail. We allow to grow here, because we don't check against |
|
|
* the maxExtend |
|
|
*/ |
|
|
Rectangle curPaintArea = getVisibleRect(); |
|
1616 |
|
|
1617 |
env = JTSUtil.fixAspectRatio(curPaintArea, env, true); |
mapImageInvalid = true; |
1618 |
|
if (paneResized) { |
1619 |
|
paneResized = false; |
1620 |
|
disposeImages(); |
1621 |
|
} |
1622 |
|
requestStartRendering = true; |
1623 |
|
|
1624 |
final double scale = env.getWidth() / getWidth(); |
} |
1625 |
final double centerX = env.getMinX() + env.getWidth() / 2.; |
|
1626 |
final double centerY = env.getMinY() + env.getHeight() / 2.; |
/** |
1627 |
double newWidth2 = 0; |
* Calculate the affine transforms used to convert between world and pixel |
1628 |
double newHeight2 = 0; |
* coordinates. The calculations here are very basic and assume a cartesian |
1629 |
if (scale < getMaxZoomScale()) { |
* reference system. |
1630 |
// **************************************************************************** |
* <p> |
1631 |
// Wir zoomen weiter rein als erlaubt => Anpassen des envelope |
* Tne transform is calculated such that {@code envelope} will be centred in |
1632 |
// **************************************************************************** |
* the display |
1633 |
newWidth2 = getMaxZoomScale() * getWidth() / 2.; |
* |
1634 |
newHeight2 = getMaxZoomScale() * getHeight() / 2.; |
* @param envelope |
1635 |
} else if (scale > getMinZoomScale()) { |
* the current map extent (world coordinates) |
1636 |
// **************************************************************************** |
* @param paintArea |
1637 |
// Wir zoomen weiter raus als erlaubt => Anpassen des envelope |
* the current map pane extent (screen units) |
1638 |
// **************************************************************************** |
*/ |
1639 |
newWidth2 = getMinZoomScale() * getWidth() / 2.; |
private void resetTransforms() { |
1640 |
newHeight2 = getMinZoomScale() * getHeight() / 2.; |
ReferencedEnvelope refMapEnv = new ReferencedEnvelope(mapArea, |
1641 |
} else { |
getMapContext().getCoordinateReferenceSystem()); |
1642 |
// **************************************************************************** |
|
1643 |
// Die mapArea / der Envelope ist ist gueltig! Keine Aenderungen |
// System.out |
1644 |
// **************************************************************************** |
// .println("paintArea in resetTeansofrms = " + getVisibleRect()); |
1645 |
newArea = env; |
if (!isWellDefined()) |
1646 |
|
return; |
1647 |
|
|
1648 |
|
worldToScreen = RendererUtilities.worldToScreenTransform(refMapEnv, |
1649 |
|
getVisibleRect()); |
1650 |
|
|
1651 |
|
try { |
1652 |
|
screenToWorld = worldToScreen.createInverse(); |
1653 |
|
|
1654 |
|
} catch (NoninvertibleTransformException ex) { |
1655 |
|
LOGGER |
1656 |
|
.error("can't invert worldToScreen to get screenToWorld!", |
1657 |
|
ex); |
1658 |
} |
} |
1659 |
|
} |
1660 |
|
|
1661 |
if (newArea == null) { |
public void setBgContext(final MapContext context) { |
1662 |
|
|
1663 |
final Coordinate ll = new Coordinate(centerX - newWidth2, centerY |
// Remove the default listener from the old context |
1664 |
- newHeight2); |
if (this.bgContext != null) { |
1665 |
final Coordinate ur = new Coordinate(centerX + newWidth2, centerY |
this.bgContext.removeMapLayerListListener(bgContextListener); |
|
+ newHeight2); |
|
1666 |
|
|
1667 |
newArea = new Envelope(ll, ur); |
// adding listener to all layers |
1668 |
|
for (final MapLayer mapLayer : bgContext.getLayers()) { |
1669 |
|
mapLayer.removeMapLayerListener(bgMapLayerListener); |
1670 |
|
} |
1671 |
} |
} |
1672 |
|
|
1673 |
Envelope maxAllowedExtend = getMaxExtend(); |
this.bgContext = context; |
|
while (maxAllowedExtend != null && !maxAllowedExtend.contains(newArea) |
|
|
&& newArea != null && !newArea.isNull() |
|
|
&& !Double.isNaN(newArea.getMinX()) |
|
|
&& !Double.isNaN(newArea.getMaxX()) |
|
|
&& !Double.isNaN(newArea.getMinY()) |
|
|
&& !Double.isNaN(newArea.getMaxY())) { |
|
|
/* |
|
|
* If a maxExtend is set, we have to honour that... |
|
|
*/ |
|
1674 |
|
|
1675 |
// Exceeds top? Move down and maybe cut |
if (context != null) { |
1676 |
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
// setMapArea(bgContext.getAreaOfInterest()); |
|
double divY = newArea.getMaxY() - maxAllowedExtend.getMaxY(); |
|
|
// LOGGER.debug("Moving area down by " + divY); |
|
1677 |
|
|
1678 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
this.bgContext.addMapLayerListListener(bgContextListener); |
|
newArea.getMinY() - divY), new Coordinate(newArea |
|
|
.getMaxX(), newArea.getMaxY() - divY)); |
|
1679 |
|
|
1680 |
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
// adding listener to all layers |
1681 |
// LOGGER.debug("Now it exeeds the bottom border.. cut!"); |
for (final MapLayer mapLayer : bgContext.getLayers()) { |
1682 |
// And cut the bottom if it moved out of the area |
mapLayer.addMapLayerListener(bgMapLayerListener); |
1683 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
} |
1684 |
maxAllowedExtend.getMinY()), new Coordinate(newArea |
} |
|
.getMaxX(), newArea.getMaxY())); |
|
1685 |
|
|
1686 |
// LOGGER.debug("and fix aspect ratio"); |
requestStartRendering(); |
1687 |
|
} |
1688 |
|
|
1689 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
public void setJava2dHints(final RenderingHints java2dHints) { |
1690 |
false); |
this.java2dHints = java2dHints; |
1691 |
} |
} |
1692 |
|
|
1693 |
|
public void setLocalContext(final MapContext context) { |
1694 |
|
// Remove the default listener from the old context |
1695 |
|
if (this.localContext != null) { |
1696 |
|
this.localContext.removeMapLayerListListener(localContextListener); |
1697 |
|
|
1698 |
|
// adding listener to all layers |
1699 |
|
for (final MapLayer mapLayer : localContext.getLayers()) { |
1700 |
|
mapLayer.removeMapLayerListener(localMapLayerListener); |
1701 |
} |
} |
1702 |
|
} |
1703 |
|
|
1704 |
// Exceeds bottom? Move up and maybe cut |
this.localContext = context; |
|
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
|
|
double divY = newArea.getMinY() - maxAllowedExtend.getMinY(); |
|
|
// LOGGER.debug("Moving area up by " + divY); |
|
1705 |
|
|
1706 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
if (context != null) { |
|
newArea.getMinY() - divY), new Coordinate(newArea |
|
|
.getMaxX(), newArea.getMaxY() - divY)); |
|
1707 |
|
|
1708 |
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
// setMapArea(localContext.getAreaOfInterest()); |
|
// LOGGER.debug("Now it exeeds the top border.. cut!"); |
|
|
// And cut the bottom if it moved out of the area |
|
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
|
|
newArea.getMinY()), new Coordinate(newArea |
|
|
.getMaxX(), maxAllowedExtend.getMaxY())); |
|
1709 |
|
|
1710 |
// LOGGER.debug("and fix aspect ratio"); |
getLocalRenderer().setContext(localContext); |
1711 |
|
|
1712 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
this.localContext.addMapLayerListListener(localContextListener); |
1713 |
false); |
|
1714 |
} |
// adding listener to all layers |
1715 |
|
for (final MapLayer mapLayer : localContext.getLayers()) { |
1716 |
|
mapLayer.addMapLayerListener(localMapLayerListener); |
1717 |
} |
} |
1718 |
|
} |
1719 |
|
|
1720 |
// Exceeds to the right? move and maybe cut |
requestStartRendering(); |
|
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
|
1721 |
|
|
1722 |
// Move left.. |
} |
|
double divX = newArea.getMaxX() - maxAllowedExtend.getMaxX(); |
|
|
// LOGGER.debug("Moving area left by " + divX); |
|
1723 |
|
|
1724 |
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
/** |
1725 |
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
* Triggers to repaint (fast) and re-render (slow) the JMapPane. |
1726 |
- divX, newArea.getMaxY())); |
*/ |
1727 |
|
public void refresh() { |
1728 |
|
mapImageInvalid = true; |
1729 |
|
repaint(); |
1730 |
|
} |
1731 |
|
|
1732 |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
// /** |
1733 |
// LOGGER.debug("Now it exeeds the left border.. cut!"); |
// * Triggers to use new {@link GTRenderer} and refresh the map. Should be |
1734 |
// And cut the left if it moved out of the area |
// * called after {@link Style}s have been changed because GTRenderer is |
1735 |
newArea = new Envelope(new Coordinate(maxAllowedExtend |
// * otherwise not working well. |
1736 |
.getMinX(), newArea.getMinY()), new Coordinate( |
// */ |
1737 |
newArea.getMaxX(), newArea.getMaxY())); |
// public void refreshRenderers() { |
1738 |
|
// localRenderer = GTUtil.createGTRenderer(); |
1739 |
|
// setLocalContext(getMapContext()); |
1740 |
|
// mapImageInvalid = true; |
1741 |
|
// repaint(); |
1742 |
|
// } |
1743 |
|
|
1744 |
// LOGGER.debug("and fix aspect ratio"); |
public boolean setMapArea(final Envelope newMapArea) { |
1745 |
|
if (newMapArea == null) |
1746 |
|
return false; |
1747 |
|
if (getMapContext().getCoordinateReferenceSystem() == null) |
1748 |
|
return false; |
1749 |
|
return setMapArea(new ReferencedEnvelope(newMapArea, getMapContext() |
1750 |
|
.getCoordinateReferenceSystem())); |
1751 |
|
} |
1752 |
|
|
1753 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
/** |
1754 |
false); |
* @param newMapArea |
1755 |
} |
* @return <code>true</code> if the mapArea has been changed and a repaint |
1756 |
} |
* has been triggered. |
1757 |
|
*/ |
1758 |
|
public boolean setMapArea(final ReferencedEnvelope newMapArea) { |
1759 |
|
|
1760 |
// Exceeds to the left? move and maybe cut |
if (newMapArea == null |
1761 |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
|| bestAllowedMapArea(newMapArea).equals(mapArea)) { |
1762 |
|
// No change.. no need to repaint |
1763 |
|
return false; |
1764 |
|
} |
1765 |
|
|
1766 |
// Move right.. |
// Testing, whether NaN or Infinity are used in the newMapArea |
1767 |
double divX = newArea.getMinX() - maxAllowedExtend.getMinX(); |
if (newMapArea.isNull() || Double.isInfinite(newMapArea.getMaxX()) |
1768 |
// LOGGER.debug("Moving area right by " + divX); |
|| Double.isInfinite(newMapArea.getMaxY()) |
1769 |
|
|| Double.isInfinite(newMapArea.getMinX()) |
1770 |
|
|| Double.isInfinite(newMapArea.getMinY())) { |
1771 |
|
// No change.. ugly new values |
1772 |
|
LOGGER.warn("setMapArea has been called with newArea = " |
1773 |
|
+ newMapArea); |
1774 |
|
return false; |
1775 |
|
} |
1776 |
|
|
1777 |
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
final Envelope candNew = bestAllowedMapArea(newMapArea); |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
|
|
- divX, newArea.getMaxY())); |
|
1778 |
|
|
1779 |
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
// Testing, whether the difference if just minimal |
1780 |
// LOGGER.debug("Now it exeeds the right border.. cut!"); |
if (mapArea != null) { |
1781 |
// And cut the left if it moved out of the area |
final double tolX = mapArea.getWidth() / 1000.; |
1782 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
final double tolY = mapArea.getHeight() / 1000.; |
1783 |
newArea.getMinY()), new Coordinate(maxAllowedExtend |
if ((candNew.getMinX() - tolX < mapArea.getMinX()) |
1784 |
.getMaxX(), newArea.getMaxY())); |
&& (mapArea.getMinX() < candNew.getMinX() + tolX) |
1785 |
|
&& (candNew.getMaxX() - tolX < mapArea.getMaxX()) |
1786 |
|
&& (mapArea.getMaxX() < candNew.getMaxX() + tolX) |
1787 |
|
|
1788 |
// LOGGER.debug("and fix aspect ratio"); |
&& (candNew.getMinY() - tolY < mapArea.getMinY()) |
1789 |
|
&& (mapArea.getMinY() < candNew.getMinY() + tolY) |
1790 |
|
&& (candNew.getMaxY() - tolY < mapArea.getMaxY()) |
1791 |
|
&& (mapArea.getMaxY() < candNew.getMaxY() + tolY) |
1792 |
|
|
1793 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
) { |
1794 |
false); |
// The two mapAreas only differ my 1/1000th.. ignore |
1795 |
} |
|
1796 |
|
return false; |
1797 |
} |
} |
1798 |
|
} |
1799 |
|
|
1800 |
|
// New map are is accepted: |
1801 |
|
oldMapArea = mapArea; |
1802 |
|
mapArea = candNew; |
1803 |
|
resetTransforms(); |
1804 |
|
|
1805 |
|
if (localContext != null) { |
1806 |
|
localContext.setAreaOfInterest(mapArea, localContext |
1807 |
|
.getCoordinateReferenceSystem()); |
1808 |
} |
} |
1809 |
|
if (bgContext != null) { |
1810 |
|
bgContext.setAreaOfInterest(mapArea, localContext |
1811 |
|
.getCoordinateReferenceSystem()); |
1812 |
|
} |
1813 |
|
|
1814 |
|
mapAreaChanged = true; |
1815 |
|
|
1816 |
|
repaint(200); // Do not remove it! |
1817 |
|
|
1818 |
|
requestStartRendering(); |
1819 |
|
|
1820 |
return newArea; |
return true; |
1821 |
} |
} |
1822 |
|
|
1823 |
/** |
/** |
1824 |
* Retuns the minimum allowed zoom scale. This is the bigger number value of |
* Set the background color of the map. |
|
* the two. Defaults to {@link Double}.MAX_VALUE |
|
1825 |
* |
* |
1826 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param if <code>null</code>, white is used. |
|
* Krüger</a> |
|
1827 |
*/ |
*/ |
1828 |
public Double getMinZoomScale() { |
public void setMapBackgroundColor(Color bgColor) { |
1829 |
return minZoomScale; |
this.mapBackgroundColor = bgColor; |
1830 |
} |
} |
1831 |
|
|
1832 |
/** |
/** |
1833 |
* Retuns the maximum allowed zoom scale. This is the smaller number value |
* Set the BufferedImage to use as a flaoting icon in the lower right corner |
|
* of the two. Defaults to {@link Double}.MIN_VALUE |
|
1834 |
* |
* |
1835 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param mapImageIcon |
1836 |
* Krüger</a> |
* <code>null</code> is allowed and deactivates this icon. |
1837 |
*/ |
*/ |
1838 |
public Double getMaxZoomScale() { |
public void setMapImage(final BufferedImage mapImage) { |
1839 |
return maxZoomScale; |
this.mapImage = mapImage; |
1840 |
|
} |
1841 |
|
|
1842 |
|
/** |
1843 |
|
* Sets whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
1844 |
|
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. |
1845 |
|
* |
1846 |
|
* @param layer |
1847 |
|
* a layer |
1848 |
|
* @param selectable |
1849 |
|
* if {@code false} the layer is ignored during the upper |
1850 |
|
* mentioned actions. If <code>null</code>, the default (true) |
1851 |
|
* will be used. |
1852 |
|
*/ |
1853 |
|
public void setMapLayerSelectable(final MapLayer layer, |
1854 |
|
final Boolean selectable) { |
1855 |
|
if (selectable == null) |
1856 |
|
mapLayerSelectable.remove(layer); |
1857 |
|
else |
1858 |
|
mapLayerSelectable.put(layer, selectable); |
1859 |
|
} |
1860 |
|
|
1861 |
|
/** |
1862 |
|
* Defines an evelope of the viwable area. The JMapPane will never show |
1863 |
|
* anything outside of this extend. |
1864 |
|
* |
1865 |
|
* @param maxExtend |
1866 |
|
* <code>null</code> to not have this restriction. |
1867 |
|
*/ |
1868 |
|
public void setMaxExtend(final Envelope maxExtend) { |
1869 |
|
this.maxExtend = maxExtend; |
1870 |
} |
} |
1871 |
|
|
1872 |
/** |
/** |
1882 |
: maxZoomScale; |
: maxZoomScale; |
1883 |
} |
} |
1884 |
|
|
1885 |
|
// /** Stored the time used for the last real rendering in ms. **/ |
1886 |
|
// private long lastRenderingDuration = Long.MAX_VALUE; |
1887 |
|
|
1888 |
/** |
/** |
1889 |
* Set the minimum (nearest) allowed zoom scale. This is the bigger number |
* Set the minimum (nearest) allowed zoom scale. This is the bigger number |
1890 |
* value of the two. If <code>null</code> is passed, Double.MAXVALUE are |
* value of the two. If <code>null</code> is passed, Double.MAXVALUE are |
1900 |
} |
} |
1901 |
|
|
1902 |
/** |
/** |
1903 |
* Defines an evelope of the viwable area. The JMapPane will never show |
* If <code>true</code>, allow the {@link XMapPane} to process #repaint() |
1904 |
* anything outside of this extend. |
* requests. Otherwise the map will not paint anything and not start any |
1905 |
* |
* rendering {@link Thread}s. |
|
* @param maxExtend |
|
|
* <code>null</code> to not have this restriction. |
|
1906 |
*/ |
*/ |
1907 |
public void setMaxExtend(Envelope maxExtend) { |
public void setPainting(final boolean b) { |
1908 |
this.maxExtend = maxExtend; |
acceptsRepaintCalls = b; |
1909 |
|
if (acceptsRepaintCalls == true) |
1910 |
|
repaint(); |
1911 |
|
} |
1912 |
|
|
1913 |
|
private void setRendererHints(final Map<Object, Object> rendererHints) { |
1914 |
|
if (rendererHints != null) |
1915 |
|
this.rendererHints = rendererHints; |
1916 |
} |
} |
1917 |
|
|
1918 |
/** |
/** |
1919 |
* Returns the evelope of the viewable area. The JMapPane will never show |
* Enables/Disables the ZOOM Mouse Listener. Upates the Cursor and stops the |
1920 |
* anything outside of this extend. If this has been set to |
* repaint Timer if |
|
* <code>null</code> via {@link #setMaxExtend(Envelope)}, it tries to return |
|
|
* quickly the context's bounds. It it takes to long to determine the |
|
|
* context bounds, <code>null</code> is returned. |
|
1921 |
* |
* |
1922 |
* @param maxExtend |
* @param state |
|
* <code>null</code> to not have this restriction. |
|
1923 |
*/ |
*/ |
1924 |
|
public void setState(final int state) { |
1925 |
|
this.state = state; |
1926 |
|
|
1927 |
public Envelope getMaxExtend() { |
zoomMapPaneMouseListener.setEnabled((state == ZOOM_IN |
1928 |
if (maxExtend == null) { |
|| state == ZOOM_OUT || state == PAN)); |
|
final ReferencedEnvelope layerBounds = GTUtil |
|
|
.getVisibleLayoutBounds(localContext); |
|
|
if (layerBounds == null) { |
|
|
// TODO Last fallback could be the CRS valid area |
|
|
return null; |
|
|
} |
|
1929 |
|
|
1930 |
// Kartenbereich um 10% vergroessern |
// Je nach Aktion den Cursor umsetzen |
1931 |
return JTSUtil.fixAspectRatio(this.getBounds(), JTSUtil |
updateCursor(); |
|
.expandEnvelope(layerBounds, 0.1), true); |
|
|
} |
|
|
return maxExtend; |
|
1932 |
} |
} |
1933 |
|
|
1934 |
/** |
/** |
1935 |
* Set the background color of the map. |
* Standardmaessig wird der Cursor automatisch je nach MapPane-Aktion (Zoom, |
1936 |
|
* Auswahl, ...) gesetzt. Mit dieser Methode kann ein statischer Cursor |
1937 |
|
* gesetzt werden, der unabhaengig von der aktuellen MapPanes-Aktion |
1938 |
|
* beibehalten wird. Um diesen statischen Cursor wieder zu entfernen, kann |
1939 |
|
* {@code null} als Parameter uebergeben werden |
1940 |
* |
* |
1941 |
* @param if <code>null</code>, white is used. |
* @param cursor |
1942 |
|
* Cursor |
1943 |
*/ |
*/ |
1944 |
public void setMapBackgroundColor(Color bgColor) { |
public void setStaticCursor(final Cursor cursor) { |
1945 |
if (bgColor == null) |
this.staticCursor = cursor; |
1946 |
bgColor = Color.WHITE; |
if (cursor != null) |
1947 |
this.mapBackgroundColor = bgColor; |
super.setCursor(cursor); |
1948 |
} |
} |
1949 |
|
|
1950 |
/** |
/** |
1951 |
* Returns the background {@link Color} of the map pane. Default is white. |
* Starts rendering on one or two threads |
1952 |
**/ |
*/ |
1953 |
public Color getMapBackgroundColor() { |
private void startRendering() { |
1954 |
return mapBackgroundColor; |
|
1955 |
|
if (!isWellDefined() || !acceptsRepaintCalls) { |
1956 |
|
// if we are not ready to start rendering, try it again the next |
1957 |
|
// time the timer is chacking the flag. |
1958 |
|
requestStartRendering = true; |
1959 |
|
return; |
1960 |
|
} |
1961 |
|
|
1962 |
|
if (bgExecuter != null) { |
1963 |
|
// Stop all renderers |
1964 |
|
bgExecuter.cancelTask(); |
1965 |
|
} |
1966 |
|
|
1967 |
|
localExecuter.cancelTask(); |
1968 |
|
|
1969 |
|
final Rectangle curPaintArea = getVisibleRect(); |
1970 |
|
|
1971 |
|
/** |
1972 |
|
* We have to set new renderer |
1973 |
|
*/ |
1974 |
|
|
1975 |
|
if (getBgContext() != null) { |
1976 |
|
bgRenderer.setJava2DHints(getJava2dHints()); |
1977 |
|
bgRenderer.setRendererHints(getRendererHints()); |
1978 |
|
|
1979 |
|
// bgExecuter = new RenderingExecutor(); |
1980 |
|
// LOGGER.debug("starting bg renderer:"); |
1981 |
|
// // /* System.out.println("rendering"); */ |
1982 |
|
// final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
1983 |
|
// bgContext, getRendererHints()); |
1984 |
|
// createGTRenderer.setJava2DHints(getJava2dHints()); |
1985 |
|
// bgExecuter.submit(getBgContext().getAreaOfInterest(), |
1986 |
|
// curPaintArea, |
1987 |
|
// (Graphics2D) getBgImage().getGraphics(), createGTRenderer); |
1988 |
|
} |
1989 |
|
|
1990 |
|
if (getMapContext() != null) { |
1991 |
|
// localExecuter = new RenderingExecutor(this, 150l); |
1992 |
|
// LOGGER.debug("starting local renderer:"); |
1993 |
|
|
1994 |
|
getLocalRenderer().setJava2DHints(getJava2dHints()); |
1995 |
|
getLocalRenderer().setRendererHints(getRendererHints()); |
1996 |
|
|
1997 |
|
final boolean submitted = localExecuter.submit(getMapArea(), |
1998 |
|
curPaintArea, (Graphics2D) getLocalImage().getGraphics(), |
1999 |
|
getLocalRenderer()); |
2000 |
|
if (submitted) |
2001 |
|
repaintTimer.restart(); |
2002 |
|
else |
2003 |
|
requestStartRendering = true; // Try to start rendering |
2004 |
|
// again in |
2005 |
|
// a moment |
2006 |
|
} |
2007 |
|
|
2008 |
|
updateCursor(); |
2009 |
} |
} |
2010 |
|
|
2011 |
/** |
/** |
2012 |
|
* Transformiert einen Geo-Koordinaten-Bereich in Fenster-Koordinaten. |
2013 |
* |
* |
2014 |
* @param b |
* @param ox |
2015 |
|
* X-Koordinate der VON-Position |
2016 |
|
* @param oy |
2017 |
|
* Y-Koordinate der VON-Position |
2018 |
|
* @param px |
2019 |
|
* X-Koordinate der BIS-Position |
2020 |
|
* @param py |
2021 |
|
* Y-Koordinate der BIS-Position |
2022 |
|
* @param winToGeotransform |
2023 |
|
* Eine Window to Geo transform. If <code>null</code>, |
2024 |
|
* {@link #getScreenToWorld()} is used. |
2025 |
*/ |
*/ |
2026 |
public void setPainting(boolean b) { |
public Envelope tranformGeoToWindow(final double ox, final double oy, |
2027 |
acceptsRepaintCalls = b; |
final double px, final double py) { |
2028 |
|
final AffineTransform at = getWorldToScreenTransform(); |
2029 |
|
Point2D geoO; |
2030 |
|
// try { |
2031 |
|
geoO = at.transform(new Point2D.Double(ox, oy), null); |
2032 |
|
final Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
2033 |
|
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP.getY()); |
2034 |
|
// } catch (final NoninvertibleTransformException e) { |
2035 |
|
// LOGGER.error(e); |
2036 |
|
// return new Envelope(ox, oy, px, py); |
2037 |
|
// } |
2038 |
} |
} |
2039 |
|
|
2040 |
/** |
/** |
2041 |
* Fuegt der Map einen Listener hinzu. |
* Transformiert einen Fenster-Koordinaten-Bereich in Geo-Koordinaten. |
2042 |
* |
* |
2043 |
* @param l |
* @param ox |
2044 |
* neuer Listener |
* X-Koordinate der VON-Position |
2045 |
|
* @param oy |
2046 |
|
* Y-Koordinate der VON-Position |
2047 |
|
* @param px |
2048 |
|
* X-Koordinate der BIS-Position |
2049 |
|
* @param py |
2050 |
|
* Y-Koordinate der BIS-Position |
2051 |
*/ |
*/ |
2052 |
public void addMapPaneListener(JMapPaneListener l) { |
public Envelope tranformWindowToGeo(final int ox, final int oy, |
2053 |
mapPaneListeners.add(l); |
final int px, final int py) { |
2054 |
|
final AffineTransform at = getScreenToWorld(); |
2055 |
|
final Point2D geoO = at.transform(new Point2D.Double(ox, oy), null); |
2056 |
|
final Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
2057 |
|
|
2058 |
|
// Mmmmm... don't really understand why its x,x,y,y |
2059 |
|
// return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), |
2060 |
|
// geoP.getY()); |
2061 |
|
return new Envelope(new Coordinate(geoO.getX(), geoO.getY()), |
2062 |
|
new Coordinate(geoP.getX(), geoP.getY())); |
2063 |
} |
} |
2064 |
|
|
2065 |
/** |
/** |
2066 |
* Liste der angeschlossenen Listener, die auf Aktionen des MapPanes |
* Will update the cursor. If all rendering is finished also stops the |
2067 |
* lauschen. |
* {@link #repaintTimer} |
2068 |
*/ |
*/ |
2069 |
protected Vector<JMapPaneListener> mapPaneListeners = new Vector<JMapPaneListener>(); |
public void updateCursor() { |
2070 |
|
|
2071 |
/** |
// if the renderers have stopped, also stop the timer that is updating |
2072 |
* A flag indicating if dispose() was already called. If true, then further |
// the final image |
2073 |
* use of this {@link SelectableXMapPane} is undefined. |
if (bgExecuter != null && bgExecuter.isRunning() |
2074 |
*/ |
|| localExecuter.isRunning()) { |
2075 |
private boolean disposed = false; |
setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR)); |
2076 |
|
return; |
2077 |
|
} else { |
2078 |
|
// Allow one last rendering |
2079 |
|
if (repaintTimer.isRunning()) { |
2080 |
|
// System.out.println("one last rendering...."); |
2081 |
|
repaintTimer.stop(); |
2082 |
|
updateFinalImage(); |
2083 |
|
repaint(); |
2084 |
|
} |
2085 |
|
} |
2086 |
|
|
2087 |
|
// wenn manueller Cursor gesetzt ist, dann diesen verwenden (unabhaengig |
2088 |
|
// von der aktuellen Aktion |
2089 |
|
if (this.staticCursor != null) { |
2090 |
|
setCursor(staticCursor); |
2091 |
|
return; |
2092 |
|
} |
2093 |
|
if (getCursor() == SwingUtil.PANNING_CURSOR) { |
2094 |
|
// This cursor will reset itself |
2095 |
|
return; |
2096 |
|
} |
2097 |
|
|
2098 |
|
// Set the cursor depending on what tool is in use... |
2099 |
|
switch (state) { |
2100 |
|
case SELECT_TOP: |
2101 |
|
case SELECT_ONE_FROM_TOP: |
2102 |
|
case SELECT_ALL: |
2103 |
|
setCursor(SwingUtil.CROSSHAIR_CURSOR); |
2104 |
|
break; |
2105 |
|
case ZOOM_IN: |
2106 |
|
setCursor(SwingUtil.ZOOMIN_CURSOR); |
2107 |
|
break; |
2108 |
|
case ZOOM_OUT: |
2109 |
|
setCursor(SwingUtil.ZOOMOUT_CURSOR); |
2110 |
|
break; |
2111 |
|
case PAN: |
2112 |
|
setCursor(SwingUtil.PAN_CURSOR); |
2113 |
|
break; |
2114 |
|
default: |
2115 |
|
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); |
2116 |
|
break; |
2117 |
|
} |
2118 |
|
} |
2119 |
|
|
2120 |
/** |
/** |
2121 |
* Entfernt einen Listener von der Map. |
* The renderers are all rendering into their own {@link Image}s. This |
2122 |
* |
* method combines all images to one {@link #finalImage}. The |
2123 |
* @param l |
* {@link #repaintTimer} is calling this method regularely to update the |
2124 |
* zu entfernender Listener |
* {@link #finalImage} even if the renderers are still working. |
2125 |
*/ |
*/ |
2126 |
public void removeMapPaneListener(JMapPaneListener l) { |
synchronized protected Image updateFinalImage() { |
|
mapPaneListeners.remove(l); |
|
|
} |
|
2127 |
|
|
2128 |
/** Stored the time used for the last real rendering in ms. **/ |
// Render the two map images first, into the preFinalImage |
2129 |
private long lastRenderingDuration = Long.MAX_VALUE; |
if (bgExecuter != null) { |
2130 |
|
final Graphics2D preFinalG = (Graphics2D) getPreFinalImage() |
2131 |
|
.getGraphics(); |
2132 |
|
preFinalG.setBackground(getMapBackgroundColor()); |
2133 |
|
|
2134 |
// if null, no quick preview will be shown |
preFinalG.drawImage(getBgImage(), 0, 0, getMapBackgroundColor(), |
2135 |
private int quickPreviewHint = 0; |
null); |
2136 |
|
|
2137 |
/** |
// // Draw the local layers image |
2138 |
* For every rendering thread started, |
preFinalG.drawImage(getLocalImage(), 0, 0, null); |
2139 |
* {@link GTUtil#createGTRenderer(MapContext)} is called to create a new |
preFinalG.dispose(); |
|
* renderer. These Java2D rendering hints are passed to the |
|
|
* {@link GTRenderer}. The java2dHints are the same for all renderers (bg |
|
|
* and local). |
|
|
*/ |
|
|
private RenderingHints java2dHints; |
|
2140 |
|
|
2141 |
/** |
} else { |
2142 |
* Returns in milli seconds the time the last rending of the |
preFinalImage = getLocalImage(); |
2143 |
* {@link SelectableXMapPane} took. #Long.MAX_VALUE if the JMapPane has not |
} |
2144 |
* been rendered yet. |
|
2145 |
*/ |
final Graphics2D finalG = getFinalImage().createGraphics(); |
2146 |
public long getLastRenderingDuration() { |
finalG.setBackground(getMapBackgroundColor()); |
2147 |
return lastRenderingDuration; |
finalG.drawImage(getPreFinalImage(), imageOrigin.x, imageOrigin.y, |
2148 |
|
getMapBackgroundColor(), null); |
2149 |
|
|
2150 |
|
final int finalImageHeight = getFinalImage().getHeight(null); |
2151 |
|
final int finalImageWidth = getFinalImage().getWidth(null); |
2152 |
|
|
2153 |
|
final Rectangle painedArea = new Rectangle(imageOrigin.x, |
2154 |
|
imageOrigin.y, finalImageWidth, finalImageHeight); |
2155 |
|
SwingUtil.clearAround(finalG, painedArea, getVisibleRect()); |
2156 |
|
|
2157 |
|
addGadgets(finalG, false); |
2158 |
|
|
2159 |
|
finalG.dispose(); |
2160 |
|
|
2161 |
|
return finalImage; |
2162 |
} |
} |
2163 |
|
|
2164 |
/** |
/** |
2165 |
* Should be called when the {@link JMapPane} is not needed no more to help |
* Paints some optional stuff into the given {@link Graphics2D}. Usually |
2166 |
* the GarbageCollector |
* called as the last layer when {@link #updateFinalImage()} |
2167 |
* |
* |
2168 |
* Removes all {@link JMapPaneListener}s that are registered |
* @param forceWait |
2169 |
* |
* if <code>true</code>, a Wait-message will be painted even |
2170 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* though the rendering threads may not yet have started. If |
2171 |
* Krüger</a> |
* <code>false</code>, it will only depend on |
2172 |
|
* {@link #localExecuter.isRunning} and #bgExecuter.isRunning |
2173 |
*/ |
*/ |
2174 |
public void dispose() { |
private void addGadgets(final Graphics2D graphics, boolean forceWait) { |
|
if (isDisposed()) |
|
|
return; |
|
|
|
|
|
disposed = true; |
|
2175 |
|
|
2176 |
if (bgExecuter != null) { |
// Paint a logo to the bottom right if available |
2177 |
bgExecuter.cancelTask(); |
if (mapImage != null) { |
2178 |
|
Rectangle visibleRect = getVisibleRect(); |
2179 |
|
graphics.drawImage(mapImage, visibleRect.width |
2180 |
|
- mapImage.getWidth() - 10, getVisibleRect().height |
2181 |
|
- mapImage.getHeight() - 10, null); |
2182 |
} |
} |
2183 |
|
|
2184 |
if (localExecuter != null) { |
int y = 17; |
2185 |
localExecuter.cancelTask(); |
|
2186 |
|
// If the rendering process is still running, indicate this is the image |
2187 |
|
if (forceWait || bgExecuter != null && bgExecuter.isRunning() |
2188 |
|
|| localExecuter.isRunning()) { |
2189 |
|
|
2190 |
|
y += 8; |
2191 |
|
|
2192 |
|
final Color c = graphics.getColor(); |
2193 |
|
graphics.setFont(waitFont); |
2194 |
|
|
2195 |
|
graphics.setColor(getMapBackgroundColor()); |
2196 |
|
graphics.drawString(waitMsg, 5, y); |
2197 |
|
graphics.setColor(getMapBackgroundColor()); |
2198 |
|
graphics.drawString(waitMsg, 7, y + 2); |
2199 |
|
graphics.setColor(Color.BLACK); |
2200 |
|
graphics.drawString(waitMsg, 6, y + 1); |
2201 |
|
|
2202 |
|
graphics.setColor(c); |
2203 |
|
|
2204 |
|
y += 24; |
2205 |
} |
} |
2206 |
|
|
2207 |
startRenderThreadsTimer.stop(); |
if (!renderingErrors.isEmpty() && isShowExceptions()) { |
|
// repainterTimer.stop(); |
|
2208 |
|
|
2209 |
if (bgImage != null) |
final Color c = graphics.getColor(); |
2210 |
bgImage.flush(); |
graphics.setFont(errorFont); |
|
if (localImage != null) |
|
|
localImage.flush(); |
|
|
// if (gadgetsImage != null) |
|
|
// gadgetsImage.flush(); |
|
|
if (finalImage != null) |
|
|
finalImage.flush(); |
|
|
if (preFinalImage != null) |
|
|
preFinalImage.flush(); |
|
2211 |
|
|
2212 |
// if (dragWaitCursorListener != null) |
for (Exception ex : renderingErrors) { |
|
// this.removeMouseListener(dragWaitCursorListener); |
|
|
// if (mouseWheelZoomListener != null) |
|
|
// this.removeMouseWheelListener(mouseWheelZoomListener); |
|
2213 |
|
|
2214 |
// Alle mapPaneListener entfernen |
String errStr = ex.getLocalizedMessage(); |
|
mapPaneListeners.clear(); |
|
2215 |
|
|
2216 |
removeMouseMotionListener(zoomMapPaneMouseListener); |
if (errStr == null) |
2217 |
removeMouseListener(zoomMapPaneMouseListener); |
errStr = ex.getMessage(); |
2218 |
|
if (errStr == null) |
2219 |
|
errStr = "unknown error: " + ex.getClass().getSimpleName(); |
2220 |
|
|
2221 |
if (localContext != null) |
graphics.setColor(getMapBackgroundColor()); |
2222 |
getContext().clearLayerList(); |
graphics.drawString(errStr, 5, y); |
2223 |
if (bgContext != null) |
graphics.setColor(Color.RED); |
2224 |
getBgContext().clearLayerList(); |
graphics.drawString(errStr, 6, y + 1); |
2225 |
|
|
2226 |
|
y += 19; |
2227 |
|
} |
2228 |
|
|
2229 |
|
graphics.setColor(c); |
2230 |
|
} |
2231 |
|
|
|
removeAll(); |
|
2232 |
} |
} |
2233 |
|
|
2234 |
/** |
/** |
2235 |
* A flag indicating if dispose() has already been called. If true, then |
* Sets the {@link #mapArea} to best possibly present the given features. If |
2236 |
* further use of this {@link SelectableXMapPane} is undefined. |
* only one single point is given, the window is moved over the point. |
2237 |
|
* |
2238 |
|
* @param features |
2239 |
|
* if <code>null</code> or size==0, the function doesn nothing. |
2240 |
*/ |
*/ |
2241 |
private boolean isDisposed() { |
public void zoomTo( |
2242 |
return disposed; |
final FeatureCollection<SimpleFeatureType, SimpleFeature> features) { |
|
} |
|
2243 |
|
|
2244 |
public void setQuickPreviewHint(int quickPreviewHint) { |
// if (!isWellDefined()) return; |
|
this.quickPreviewHint = quickPreviewHint; |
|
2245 |
|
|
2246 |
} |
final CoordinateReferenceSystem mapCRS = getMapContext() |
2247 |
|
.getCoordinateReferenceSystem(); |
2248 |
|
final CoordinateReferenceSystem fCRS = features.getSchema() |
2249 |
|
.getGeometryDescriptor().getCoordinateReferenceSystem(); |
2250 |
|
|
2251 |
public void setJava2dHints(RenderingHints java2dHints) { |
ReferencedEnvelope _mapArea; |
2252 |
this.java2dHints = java2dHints; |
if (mapArea == null) |
2253 |
|
_mapArea = features.getBounds(); |
2254 |
|
else |
2255 |
|
_mapArea = getMapArea(); |
2256 |
|
double width = _mapArea.getWidth(); |
2257 |
|
double height = _mapArea.getHeight(); |
2258 |
|
final double ratio = height / width; |
2259 |
|
|
2260 |
|
if (features == null || features.size() == 0) { |
2261 |
|
// feature count == 0 Zoom to the full extend |
2262 |
|
return; |
2263 |
|
} else if (features.size() == 1) { |
2264 |
|
|
2265 |
|
// feature count == 1 Just move the window to the point and zoom 'a |
2266 |
|
// bit' |
2267 |
|
final SimpleFeature singleFeature = features.iterator().next(); |
2268 |
|
|
2269 |
|
if (((Geometry) singleFeature.getDefaultGeometry()) |
2270 |
|
.getCoordinates().length > 1) { |
2271 |
|
// System.out.println("Zoomed to only pne poylgon"); |
2272 |
|
// Poly |
2273 |
|
// TODO max width vs. height |
2274 |
|
width = features.getBounds().getWidth() * 3; |
2275 |
|
height = ratio * width; |
2276 |
|
} else { |
2277 |
|
// System.out.println("Zoomed in a bit becasue only one point"); |
2278 |
|
// width *= .9; |
2279 |
|
// height *= .9; |
2280 |
|
} |
2281 |
|
|
2282 |
|
Coordinate centre = features.getBounds().centre(); |
2283 |
|
if (!mapCRS.equals(fCRS)) { |
2284 |
|
// only to calculations if the CRS differ |
2285 |
|
try { |
2286 |
|
MathTransform fToMap; |
2287 |
|
fToMap = CRS.findMathTransform(fCRS, mapCRS); |
2288 |
|
// centre is transformed to the mapCRS |
2289 |
|
centre = JTS.transform(centre, null, fToMap); |
2290 |
|
} catch (final FactoryException e) { |
2291 |
|
LOGGER.error("Looking for a Math transform", e); |
2292 |
|
} catch (final TransformException e) { |
2293 |
|
LOGGER.error("Looking for a Math transform", e); |
2294 |
|
} |
2295 |
|
} |
2296 |
|
|
2297 |
|
final Coordinate newLeftBottom = new Coordinate(centre.x - width |
2298 |
|
/ 2., centre.y - height / 2.); |
2299 |
|
final Coordinate newTopRight = new Coordinate( |
2300 |
|
centre.x + width / 2., centre.y + height / 2.); |
2301 |
|
|
2302 |
|
final Envelope newMapArea = new Envelope(newLeftBottom, newTopRight); |
2303 |
|
|
2304 |
|
setMapArea(newMapArea); |
2305 |
|
|
2306 |
|
} else { |
2307 |
|
final ReferencedEnvelope fBounds = features.getBounds(); |
2308 |
|
|
2309 |
|
ReferencedEnvelope bounds; |
2310 |
|
if (!mapCRS.equals(fCRS)) { |
2311 |
|
bounds = JTSUtil.transformEnvelope(fBounds, mapCRS); |
2312 |
|
} else { |
2313 |
|
bounds = fBounds; |
2314 |
|
} |
2315 |
|
// BB umrechnen von Layer-CRS in Map-CRS |
2316 |
|
|
2317 |
|
// Expand a bit |
2318 |
|
bounds.expandBy(bounds.getWidth() / 6., bounds.getHeight() / 6.); |
2319 |
|
|
2320 |
|
setMapArea(bounds); |
2321 |
|
} |
2322 |
} |
} |
2323 |
|
|
2324 |
public RenderingHints getJava2dHints() { |
/** |
2325 |
return java2dHints; |
* Zooms towards a point. |
2326 |
|
* |
2327 |
|
* @param center |
2328 |
|
* position in window coordinates |
2329 |
|
* @param zoomFactor |
2330 |
|
* > 1 for zoom in, < 1 for zoom out. Default is 1.33 |
2331 |
|
*/ |
2332 |
|
public void zoomTo(final Point center) { |
2333 |
|
zoomTo(center, null); |
2334 |
} |
} |
2335 |
|
|
2336 |
/** |
/** |
2345 |
if (zoomFaktor == null || zoomFaktor == 0.) |
if (zoomFaktor == null || zoomFaktor == 0.) |
2346 |
zoomFaktor = 2.; |
zoomFaktor = 2.; |
2347 |
|
|
2348 |
Point2D gcenter = getScreenToWorld().transform(center, null); |
final Point2D gcenter = getScreenToWorld().transform(center, null); |
2349 |
center = null; |
center = null; |
2350 |
|
|
2351 |
if (Double.isNaN(gcenter.getX()) || Double.isNaN(gcenter.getY()) |
if (Double.isNaN(gcenter.getX()) || Double.isNaN(gcenter.getY()) |
2359 |
|
|
2360 |
final Envelope mapArea = getMapArea(); |
final Envelope mapArea = getMapArea(); |
2361 |
|
|
2362 |
Envelope newMapArea = new Envelope(mapArea); |
final Envelope newMapArea = new Envelope(mapArea); |
2363 |
newMapArea.expandBy((mapArea.getWidth() * zoomFaktor - mapArea |
newMapArea.expandBy((mapArea.getWidth() * zoomFaktor - mapArea |
2364 |
.getWidth()) / 2., (mapArea.getHeight() * zoomFaktor - mapArea |
.getWidth()) / 2., (mapArea.getHeight() * zoomFaktor - mapArea |
2365 |
.getHeight()) / 2.); |
.getHeight()) / 2.); |
2366 |
|
|
2367 |
// Move the newMapArea above the new center |
// TODO we actually want that |
2368 |
newMapArea.translate(gcenter.getX() - mapArea.centre().x, gcenter |
// // Move the newMapArea above the new center |
2369 |
.getY() |
// newMapArea.translate(gcenter.getX() - mapArea.centre().x, gcenter |
2370 |
- mapArea.centre().y); |
// .getY() |
2371 |
|
// - mapArea.centre().y); |
2372 |
|
|
2373 |
setMapArea(newMapArea); |
setMapArea(newMapArea); |
2374 |
} |
} |
2375 |
|
|
2376 |
/** |
/** |
2377 |
* Zooms towards a point. |
* Shall non-fatal rendering exceptions be reported in the mappane or be |
2378 |
* |
* dropped quitely. |
|
* @param center |
|
|
* position in window coordinates |
|
|
* @param zoomFactor |
|
|
* > 1 for zoom in, < 1 for zoom out. Default is 1.33 |
|
|
*/ |
|
|
public void zoomTo(Point center) { |
|
|
zoomTo(center, null); |
|
|
} |
|
|
|
|
|
public void mouseDragged(Point startPos, Point lastPos, MouseEvent event) { |
|
|
|
|
|
if ((getState() == XMapPane.PAN) |
|
|
|| ((event.getModifiersEx() & InputEvent.BUTTON3_DOWN_MASK) != 0)) { |
|
|
|
|
|
if (getCursor() != SwingUtil.PANNING_CURSOR) { |
|
|
setCursor(SwingUtil.PANNING_CURSOR); |
|
|
|
|
|
// While panning, we deactivate the rendering. So the tasts are |
|
|
// ready to start when the panning os done. |
|
|
if (bgExecuter != null) |
|
|
bgExecuter.cancelTask(); |
|
|
if (localExecuter != null) |
|
|
localExecuter.cancelTask(); |
|
|
} |
|
|
|
|
|
if (lastPos.x > 0 && lastPos.y > 0) { |
|
|
final int dx = event.getX() - lastPos.x; |
|
|
final int dy = event.getY() - lastPos.y; |
|
|
|
|
|
// TODO Stop dragging when the drag would not be valid... |
|
|
// boolean dragValid = true; |
|
|
// // check if this panning results in a valid mapArea |
|
|
// { |
|
|
// Rectangle winBounds = xMapPane.getBounds(); |
|
|
// winBounds.translate(xMapPane.imageOrigin.x, |
|
|
// -xMapPane.imageOrigin.y); |
|
|
// Envelope newMapAreaBefore = xMapPane.tranformWindowToGeo( |
|
|
// winBounds.x, winBounds.y, winBounds.x |
|
|
// + winBounds.width, winBounds.y |
|
|
// + winBounds.height); |
|
|
// |
|
|
// |
|
|
// winBounds = xMapPane.getBounds(); |
|
|
// Point testIng = new Point(xMapPane.imageOrigin); |
|
|
// testIng.translate(dx, dy); |
|
|
// winBounds.translate(testIng.x, -testIng.y); |
|
|
// Envelope newMapAreaAfter = xMapPane.tranformWindowToGeo( |
|
|
// winBounds.x, winBounds.y, winBounds.x |
|
|
// + winBounds.width, winBounds.y |
|
|
// + winBounds.height); |
|
|
// |
|
|
// // If the last drag doesn't change the MapArea anymore cancel |
|
|
// it. |
|
|
// if (xMapPane.bestAllowedMapArea(newMapAreaAfter).equals( |
|
|
// xMapPane.bestAllowedMapArea(newMapAreaBefore))){ |
|
|
// dragValid = false; |
|
|
// return; |
|
|
// } |
|
|
// } |
|
|
|
|
|
imageOrigin.translate(dx, dy); |
|
|
updateFinalImage(); |
|
|
repaint(); |
|
|
} |
|
|
|
|
|
} else if ((getState() == XMapPane.ZOOM_IN) |
|
|
|| (getState() == XMapPane.ZOOM_OUT) |
|
|
|| (getState() == XMapPane.SELECT_ALL) |
|
|
|| (getState() == XMapPane.SELECT_TOP) |
|
|
// || (getState() == XMapPane.SELECT_ONE_FROM_TOP) |
|
|
) { |
|
|
final Graphics graphics = getGraphics(); |
|
|
|
|
|
drawRectangle(graphics, startPos, event.getPoint()); |
|
|
|
|
|
if ((lastPos.x > 0) && (lastPos.y > 0)) { |
|
|
drawRectangle(graphics, startPos, lastPos); |
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
/** |
|
|
* Draws a rectangle in XOR mode from the origin at {@link #startPos} to the |
|
|
* given point. All in screen coordinates. |
|
2379 |
*/ |
*/ |
2380 |
protected void drawRectangle(final Graphics graphics, Point startPos, |
public void setShowExceptions(boolean showExceptions) { |
2381 |
Point e) { |
this.showExceptions = showExceptions; |
|
// undraw last box/draw new box |
|
|
final int left = Math.min(startPos.x, e.x); |
|
|
final int right = Math.max(startPos.x, e.x); |
|
|
final int top = Math.max(startPos.y, e.y); |
|
|
final int bottom = Math.min(startPos.y, e.y); |
|
|
final int width = right - left; |
|
|
final int height = top - bottom; |
|
|
|
|
|
if (width == 0 && height == 0) |
|
|
return; |
|
|
|
|
|
graphics.setXORMode(Color.WHITE); |
|
|
graphics.drawRect(left, bottom, width, height); |
|
2382 |
} |
} |
2383 |
|
|
2384 |
/** |
/** |
2385 |
* Finalizes a PAN action |
* Shall exceptions be reported in the mappane? |
2386 |
*/ |
*/ |
2387 |
public void performPan() { |
public boolean isShowExceptions() { |
2388 |
Rectangle winBounds = getBounds(); |
return showExceptions; |
|
winBounds.translate(-imageOrigin.x, -imageOrigin.y); |
|
|
Envelope newMapArea = tranformWindowToGeo(winBounds.x, winBounds.y, |
|
|
winBounds.x + winBounds.width, winBounds.y + winBounds.height); |
|
|
|
|
|
imageOrigin.x = 0; |
|
|
imageOrigin.y = 0; |
|
|
|
|
|
if (!setMapArea(newMapArea)) { |
|
|
updateFinalImage(); |
|
|
repaint(); |
|
|
} |
|
|
|
|
|
if (getCursor() == SwingUtil.PANNING_CURSOR) |
|
|
setCursor(SwingUtil.PAN_CURSOR); |
|
2389 |
} |
} |
2390 |
|
|
2391 |
public void onRenderingPending() { |
public GTRenderer getLocalRenderer() { |
2392 |
LOGGER.debug("Pending rendering updates the preview..."); |
return localRenderer; |
|
updateFinalImage(); |
|
|
XMapPane.this.repaint(); |
|
2393 |
} |
} |
2394 |
|
|
2395 |
} |
} |