/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/legend.py
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revision 854 by frank, Wed May 7 18:24:13 2003 UTC revision 1102 by jonathan, Fri May 30 06:29:05 2003 UTC
# Line 1  Line 1 
1  # Copyright (c) 2001, 2002, 2003 by Intevation GmbH  # Copyright (c) 2001, 2002, 2003 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jonathan Coles <[email protected]>  # Jonathan Coles <[email protected]>
4    # Frank Koormann <[email protected]>
5  #  #
6  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
7  # Read the file COPYING coming with Thuban for details.  # Read the file COPYING coming with Thuban for details.
# Line 13  import resource Line 14  import resource
14    
15  from wxPython.wx import *  from wxPython.wx import *
16    
17  from Thuban.Model.layer import Layer  from Thuban.Model.layer import BaseLayer
18  from Thuban.Model.map import Map  from Thuban.Model.map import Map
 from Thuban.Model.scalebar import ScaleBar  
 from Thuban.Model.messages import *  
19  from Thuban.Model.classification import ClassGroup  from Thuban.Model.classification import ClassGroup
20    
21  from Thuban.UI.messages import *  from Thuban.Model.messages import \
22        MAP_STACKING_CHANGED, MAP_LAYERS_ADDED, MAP_LAYERS_REMOVED, LAYER_CHANGED,\
23        LAYER_VISIBILITY_CHANGED, TITLE_CHANGED
24    
25    from Thuban.UI.messages import SCALE_CHANGED
26    
27  from Thuban.UI.classifier import ClassDataPreviewer  from Thuban.UI.classifier import ClassDataPreviewer
28  from Thuban.UI.dock import DockPanel  from Thuban.UI.dock import DockPanel
29    from Thuban.UI.scalebar import ScaleBar
30    
31  from Thuban.Lib.connector import ConnectorError  from Thuban.Lib.connector import ConnectorError
32    
33  ID_LEGEND_RAISE = 4001  ID_LEGEND_TOP = 4001
34  ID_LEGEND_LOWER = 4002  ID_LEGEND_RAISE = 4002
35  ID_LEGEND_TREE = 4003  ID_LEGEND_LOWER = 4003
36  ID_LEGEND_PROPS = 4004  ID_LEGEND_BOTTOM = 4004
37  ID_LEGEND_SHOWLAYER = 4005  ID_LEGEND_TREE = 4005
38  ID_LEGEND_HIDELAYER = 4006  ID_LEGEND_PROPS = 4006
39    ID_LEGEND_SHOWLAYER = 4007
40    ID_LEGEND_HIDELAYER = 4008
41    
42  BMP_SIZE_W = 30  BMP_SIZE_W = 15
43  BMP_SIZE_H = 15  BMP_SIZE_H = 15
44    
45    TOP_BMP = "top_layer"
46  RAISE_BMP = "raise_layer"  RAISE_BMP = "raise_layer"
47  LOWER_BMP = "lower_layer"  LOWER_BMP = "lower_layer"
48    BOTTOM_BMP = "bottom_layer"
49  SHOW_BMP  = "show_layer"  SHOW_BMP  = "show_layer"
50  HIDE_BMP  = "hide_layer"  HIDE_BMP  = "hide_layer"
51  PROPS_BMP = "layer_properties"  PROPS_BMP = "layer_properties"
# Line 57  class LegendPanel(DockPanel): Line 66  class LegendPanel(DockPanel):
66          self.toolBar = wxToolBar(self, -1)          self.toolBar = wxToolBar(self, -1)
67          self.toolBar.SetToolBitmapSize(wxSize(24, 24))          self.toolBar.SetToolBitmapSize(wxSize(24, 24))
68    
69            bmp = resource.GetBitmapResource(TOP_BMP, wxBITMAP_TYPE_XPM)
70            self.toolBar.AddTool(ID_LEGEND_TOP, bmp,
71                shortHelpString=_("Top Layer"))
72    
73          bmp = resource.GetBitmapResource(RAISE_BMP, wxBITMAP_TYPE_XPM)          bmp = resource.GetBitmapResource(RAISE_BMP, wxBITMAP_TYPE_XPM)
74          self.toolBar.AddTool(ID_LEGEND_RAISE, bmp,          self.toolBar.AddTool(ID_LEGEND_RAISE, bmp,
75              shortHelpString=_("Raise Layer"))              shortHelpString=_("Raise Layer"))
# Line 65  class LegendPanel(DockPanel): Line 78  class LegendPanel(DockPanel):
78          self.toolBar.AddTool(ID_LEGEND_LOWER, bmp,          self.toolBar.AddTool(ID_LEGEND_LOWER, bmp,
79              shortHelpString=_("Lower Layer"))              shortHelpString=_("Lower Layer"))
80    
81            bmp = resource.GetBitmapResource(BOTTOM_BMP, wxBITMAP_TYPE_XPM)
82            self.toolBar.AddTool(ID_LEGEND_BOTTOM, bmp,
83                shortHelpString=_("Bottom Layer"))
84    
85          bmp = resource.GetBitmapResource(SHOW_BMP, wxBITMAP_TYPE_XPM)          bmp = resource.GetBitmapResource(SHOW_BMP, wxBITMAP_TYPE_XPM)
86          self.toolBar.AddTool(ID_LEGEND_SHOWLAYER, bmp,          self.toolBar.AddTool(ID_LEGEND_SHOWLAYER, bmp,
87              shortHelpString=_("Show Layer"))              shortHelpString=_("Show Layer"))
# Line 80  class LegendPanel(DockPanel): Line 97  class LegendPanel(DockPanel):
97          self.toolBar.Realize()          self.toolBar.Realize()
98          panelBox.Add(self.toolBar, 0, wxGROW, 0)          panelBox.Add(self.toolBar, 0, wxGROW, 0)
99    
100            EVT_TOOL(self, ID_LEGEND_TOP, self._OnMoveTop)
101          EVT_TOOL(self, ID_LEGEND_RAISE, self._OnMoveUp)          EVT_TOOL(self, ID_LEGEND_RAISE, self._OnMoveUp)
102          EVT_TOOL(self, ID_LEGEND_LOWER, self._OnMoveDown)          EVT_TOOL(self, ID_LEGEND_LOWER, self._OnMoveDown)
103            EVT_TOOL(self, ID_LEGEND_BOTTOM, self._OnMoveBottom)
104          EVT_TOOL(self, ID_LEGEND_PROPS, self._OnProperties)          EVT_TOOL(self, ID_LEGEND_PROPS, self._OnProperties)
105          EVT_TOOL(self, ID_LEGEND_SHOWLAYER, self._OnShowLayer)          EVT_TOOL(self, ID_LEGEND_SHOWLAYER, self._OnShowLayer)
106          EVT_TOOL(self, ID_LEGEND_HIDELAYER, self._OnHideLayer)          EVT_TOOL(self, ID_LEGEND_HIDELAYER, self._OnHideLayer)
# Line 116  class LegendPanel(DockPanel): Line 135  class LegendPanel(DockPanel):
135    
136      def DoOnSelChanged(self, layer, group):      def DoOnSelChanged(self, layer, group):
137    
138          ok = isinstance(layer, Layer)          ok = isinstance(layer, BaseLayer)
139          self.__EnableButtons(ok)          self.__EnableButtons(ok)
140    
141          self.mainWindow.SelectLayer(layer)          self.mainWindow.SelectLayer(layer)
# Line 124  class LegendPanel(DockPanel): Line 143  class LegendPanel(DockPanel):
143      def DoOnProperties(self):      def DoOnProperties(self):
144          list = self.tree.GetSelectedHierarchy()          list = self.tree.GetSelectedHierarchy()
145    
146          ok = isinstance(list[0], Layer)          ok = isinstance(list[0], BaseLayer)
147          if ok:          if ok:
148              self.mainWindow.OpenLayerProperties(list[0], list[1])              self.mainWindow.OpenLayerProperties(list[0], list[1])
149    
# Line 134  class LegendPanel(DockPanel): Line 153  class LegendPanel(DockPanel):
153      def _OnProperties(self, event):      def _OnProperties(self, event):
154          self.DoOnProperties()          self.DoOnProperties()
155    
156        def _OnMoveTop(self, event):
157            self.tree.MoveCurrentItemTop()
158            
159      def _OnMoveUp(self, event):      def _OnMoveUp(self, event):
160          self.tree.MoveCurrentItemUp()          self.tree.MoveCurrentItemUp()
161    
162      def _OnMoveDown(self, event):      def _OnMoveDown(self, event):
163          self.tree.MoveCurrentItemDown()          self.tree.MoveCurrentItemDown()
164    
165        def _OnMoveBottom(self, event):
166            self.tree.MoveCurrentItemBottom()
167    
168      def _OnShowLayer(self, event):      def _OnShowLayer(self, event):
169          self.tree.DoOnShowLayer()          self.tree.DoOnShowLayer()
170          pass          pass
# Line 155  class LegendPanel(DockPanel): Line 180  class LegendPanel(DockPanel):
180          pass          pass
181    
182      def __EnableButtons(self, on):      def __EnableButtons(self, on):
183            self.toolBar.EnableTool(ID_LEGEND_TOP, on)
184          self.toolBar.EnableTool(ID_LEGEND_RAISE, on)          self.toolBar.EnableTool(ID_LEGEND_RAISE, on)
185          self.toolBar.EnableTool(ID_LEGEND_LOWER, on)          self.toolBar.EnableTool(ID_LEGEND_LOWER, on)
186            self.toolBar.EnableTool(ID_LEGEND_BOTTOM, on)
187          self.toolBar.EnableTool(ID_LEGEND_SHOWLAYER,  on)          self.toolBar.EnableTool(ID_LEGEND_SHOWLAYER,  on)
188          self.toolBar.EnableTool(ID_LEGEND_HIDELAYER,  on)          self.toolBar.EnableTool(ID_LEGEND_HIDELAYER,  on)
189          self.toolBar.EnableTool(ID_LEGEND_PROPS, on)          self.toolBar.EnableTool(ID_LEGEND_PROPS, on)
# Line 176  class LegendTree(wxTreeCtrl): Line 203  class LegendTree(wxTreeCtrl):
203          self.parent = parent          self.parent = parent
204          self.layer2id = {}          self.layer2id = {}
205    
206            #
207            # The image list used by the wxTreeCtrl causes problems when
208            # we remove layers and/or change a classification because it
209            # changes the image indices if you remove images from the list.
210            # Rather than removing unused images we use this list to keep
211            # track of which indices are available in the image list
212            # (because of a previous removal) and then  replace those indices
213            # with new images rather than appending to the end of the image
214            # list (assuming there are any that are available).
215            #
216            self.availImgListIndices = []
217    
218          self.image_list = None          self.image_list = None
219          self.emptyImageIndex = 0          self.emptyImageIndex = 0
220    
# Line 197  class LegendTree(wxTreeCtrl): Line 236  class LegendTree(wxTreeCtrl):
236      def SetMap(self, map):      def SetMap(self, map):
237    
238          sub_list = [(MAP_STACKING_CHANGED, self._OnMsgMapStackingChanged),          sub_list = [(MAP_STACKING_CHANGED, self._OnMsgMapStackingChanged),
239                      (MAP_LAYERS_ADDED, self._OnMsgMapLayersAddedRemoved),                      (MAP_LAYERS_ADDED, self._OnMsgMapLayersAdded),
240                      (MAP_LAYERS_REMOVED, self._OnMsgMapLayersAddedRemoved)]                      (MAP_LAYERS_REMOVED, self._OnMsgMapLayersRemoved)]
241    
242          if self.map is not None:          if self.map is not None:
243              for msg, func in sub_list: self.map.Unsubscribe(msg, func)              for msg, func in sub_list: self.map.Unsubscribe(msg, func)
# Line 209  class LegendTree(wxTreeCtrl): Line 248  class LegendTree(wxTreeCtrl):
248                      #self._OnMsgMapsChanged)                      #self._OnMsgMapsChanged)
249              #except ConnectorError:              #except ConnectorError:
250                  #pass                  #pass
251              self.__DeleteAllItems()              self.DeleteAllItems()
252                    
253          self.map = map          self.map = map
254    
# Line 221  class LegendTree(wxTreeCtrl): Line 260  class LegendTree(wxTreeCtrl):
260                  #self._OnMsgMapsChanged)                  #self._OnMsgMapsChanged)
261              self.__FillTree(self.map)              self.__FillTree(self.map)
262    
263        def MoveCurrentItemTop(self):
264            layer, group = self.GetSelectedHierarchy()
265    
266            if layer is not None:
267                self.map.MoveLayerToTop(layer)
268            else:
269                assert False, "Shouldn't be allowed."
270                pass
271    
272      def MoveCurrentItemUp(self):      def MoveCurrentItemUp(self):
273          layer, group = self.GetSelectedHierarchy()          layer, group = self.GetSelectedHierarchy()
274    
# Line 239  class LegendTree(wxTreeCtrl): Line 287  class LegendTree(wxTreeCtrl):
287              assert False, "Shouldn't be allowed."              assert False, "Shouldn't be allowed."
288              pass              pass
289    
290        def MoveCurrentItemBottom(self):
291            layer, group = self.GetSelectedHierarchy()
292    
293            if layer is not None:
294                self.map.MoveLayerToBottom(layer)
295            else:
296                assert False, "Shouldn't be allowed."
297                pass
298    
299      def OnCompareItems(self, item1, item2):      def OnCompareItems(self, item1, item2):
300    
301          data1 = self.GetPyData(item1)          data1 = self.GetPyData(item1)
302          data2 = self.GetPyData(item2)          data2 = self.GetPyData(item2)
303    
304          if isinstance(data1, Layer):          if isinstance(data1, BaseLayer):
305              layers = self.map.Layers()              layers = self.map.Layers()
306              return layers.index(data2) - layers.index(data1)              return layers.index(data2) - layers.index(data1)
307          else:          else:
308              return wxTreeCtrl.OnCompareItems(self, item1, item2)              return wxTreeCtrl.OnCompareItems(self, item1, item2)
309    
   
310      def DoOnShowLayer(self):      def DoOnShowLayer(self):
         #self.__ShowHideLayer(True)  
311          layer, group = self.GetSelectedHierarchy()          layer, group = self.GetSelectedHierarchy()
312          layer.SetVisible(True)          layer.SetVisible(True)
313    
314      def DoOnHideLayer(self):      def DoOnHideLayer(self):
         #self.__ShowHideLayer(False)  
315          layer, group = self.GetSelectedHierarchy()          layer, group = self.GetSelectedHierarchy()
316          layer.SetVisible(False)          layer.SetVisible(False)
317    
# Line 292  class LegendTree(wxTreeCtrl): Line 346  class LegendTree(wxTreeCtrl):
346          self.parent.DoOnProperties()          self.parent.DoOnProperties()
347    
348      def _OnMsgLayerChanged(self, layer):      def _OnMsgLayerChanged(self, layer):
349          assert isinstance(layer, Layer)          assert isinstance(layer, BaseLayer)
350    
351          id = self.layer2id[layer]          id = self.layer2id[layer]
352          assert id.IsOk()          assert id.IsOk()
353    
354          # XXX: yikes! this is so bad, we should be doing what is          self.__FillTreeLayer(id)
         #      commented out, but there is a problem with keeping  
         #      track of the images in the image list when we replace  
         #      a layer. it ends up causing a seg fault.  
         self.__FillTree(self.map)  
355          self.__UpdateSelection()          self.__UpdateSelection()
         #self.__FillTreeLayer(id)  
356    
357      def _OnMsgMapStackingChanged(self, *args):      def _OnMsgMapStackingChanged(self, *args):
358          self.Sort()          self.Sort()
# Line 313  class LegendTree(wxTreeCtrl): Line 362  class LegendTree(wxTreeCtrl):
362              self.EnsureVisible(id)              self.EnsureVisible(id)
363          self.__UpdateSelection()          self.__UpdateSelection()
364    
365      def _OnMsgMapLayersAddedRemoved(self, map):      def _OnMsgMapLayersAdded(self, map):
366          assert map is self.map          assert map is self.map
367    
368          self.__FillTree(self.map)          root = self.GetRootItem()
369    
370            i = 0
371            for l in map.Layers():
372                if not self.layer2id.has_key(l):
373                    self.__AddLayer(i, l)
374    
375            self.__UpdateSelection()
376    
377        def _OnMsgMapLayersRemoved(self, map):
378            assert map is self.map
379    
380            layer, group = self.GetSelectedHierarchy()
381    
382            if layer is None:
383                assert False, "Shouldn't be allowed."
384                return
385    
386            layers = map.Layers()
387    
388            for layer, id in self.layer2id.items():
389                if layer not in layers:
390                    if id.IsOk():
391                        self.__RemoveLayer(id)
392    
393          self.__UpdateSelection()          self.__UpdateSelection()
394    
395      def _OnMsgLayerVisibilityChanged(self, layer):      def _OnMsgLayerVisibilityChanged(self, layer):
396          assert isinstance(layer, Layer)          assert isinstance(layer, BaseLayer)
397    
398          self.__ShowHideLayer(layer)          self.__ShowHideLayer(layer)
399          self.__UpdateSelection()          self.__UpdateSelection()
# Line 340  class LegendTree(wxTreeCtrl): Line 413  class LegendTree(wxTreeCtrl):
413    
414          self.Freeze()          self.Freeze()
415    
416          self.__DeleteAllItems()          self.DeleteAllItems()
417    
418          if map.HasLayers():          if map.HasLayers():
419                root = self.GetRootItem()
             self.image_list = wxImageList(BMP_SIZE_W, BMP_SIZE_H, False, 0)  
                                                                                   
             bmp = wxEmptyBitmap(BMP_SIZE_W, BMP_SIZE_H)  
             dc = wxMemoryDC()  
             dc.SelectObject(bmp)  
             dc.SetBrush(wxBLACK_BRUSH)  
             dc.Clear()  
             dc.SelectObject(wxNullBitmap)  
                                                                                   
             self.emptyImageIndex = \  
                 self.image_list.AddWithColourMask(bmp, wxColour(0, 0, 0))  
                                                                                   
             self.AssignImageList(self.image_list)  
   
             root = self.AddRoot("")  
   
420              for l in map.Layers():              for l in map.Layers():
421                  id = self.PrependItem(root, l.Title())                  self.__AddLayer(0, l)
                 l.Subscribe(LAYER_CHANGED, self._OnMsgLayerChanged)  
                 l.Subscribe(LAYER_VISIBILITY_CHANGED,  
                             self._OnMsgLayerVisibilityChanged)  
                 l.Subscribe(TITLE_CHANGED, self._OnMsgLayerTitleChanged)  
                 self.SetPyData(id, l)  
                 self.__SetVisibilityStyle(l.Visible(), id)  
   
                 self.layer2id[l] = id  
   
                 self.__FillTreeLayer(id)  
                 self.Expand(id)  
422    
423          self.Thaw()          self.Thaw()
424    
# Line 383  class LegendTree(wxTreeCtrl): Line 429  class LegendTree(wxTreeCtrl):
429    
430          self.DeleteChildren(pid)          self.DeleteChildren(pid)
431    
432          clazz = layer.GetClassification()          if layer.HasClassification():
433    
434          shapeType = layer.ShapeType()              clazz = layer.GetClassification()
435    
436          show = layer.Visible()              shapeType = layer.ShapeType()
437          for g in clazz:  
438              if g.IsVisible():              show = layer.Visible()
439                  id = self.AppendItem(pid, g.GetDisplayText())              for g in clazz:
440                  self.SetPyData(id, g)                  if g.IsVisible():
441                  self.__SetVisibilityStyle(show, id)                      id = self.AppendItem(pid, g.GetDisplayText())
442                        self.SetPyData(id, g)
443                  bmp = self.__BuildGroupImage(g, shapeType)                      self.__SetVisibilityStyle(show, id)
444    
445                  if bmp is None:                      bmp = self.__BuildGroupImage(g, shapeType)
446                      self.SetItemImage(id, self.emptyImageIndex)  
447                  else:                      if bmp is None:
448                      i = self.image_list.Add(bmp)                          self.SetItemImage(id, -1)
449                      self.SetItemImage(id, i)                          self.SetItemSelectedImage(id, -1)
450                        else:
451                            if self.availImgListIndices:
452                                i = self.availImgListIndices.pop(0)
453                                self.image_list.Replace(i, bmp)
454                            else:
455                                i = self.image_list.Add(bmp)
456    
457                            self.SetItemImage(id, i)
458                            self.SetItemSelectedImage(id, i)
459    
460          self.Thaw()          self.Thaw()
461    
# Line 416  class LegendTree(wxTreeCtrl): Line 471  class LegendTree(wxTreeCtrl):
471    
472          return bmp          return bmp
473    
474      def __DeleteAllItems(self):      def DeleteAllItems(self):
475    
476          while len(self.layer2id) > 0:          pid = self.GetRootItem()
             layer, id = self.layer2id.popitem()  
             layer.Unsubscribe(LAYER_CHANGED,  
                               self._OnMsgLayerChanged)  
             layer.Unsubscribe(LAYER_VISIBILITY_CHANGED,  
                               self._OnMsgLayerVisibilityChanged)  
             layer.Unsubscribe(TITLE_CHANGED, self._OnMsgLayerTitleChanged)  
477    
478          self.DeleteAllItems()          id, cookie = self.GetFirstChild(pid, 123)
479            while id.IsOk():
480                self.__RemoveLayer(id)
481                id, cookie = self.GetNextChild(pid, cookie)
482    
483            wxTreeCtrl.DeleteAllItems(self)
484    
485        def __AddLayer(self, before, l):
486            root = self.GetRootItem()
487            id = self.InsertItemBefore(root, before,
488                                l.Title(),
489                                self.mapImageIndex,
490                                self.mapImageIndex)
491    
492            self.SetPyData(id, l)
493            self.__SetVisibilityStyle(l.Visible(), id)
494    
495            self.layer2id[l] = id
496    
497            self.__FillTreeLayer(id)
498            self.Expand(id)
499    
500            l.Subscribe(LAYER_CHANGED, self._OnMsgLayerChanged)
501            l.Subscribe(LAYER_VISIBILITY_CHANGED,
502                        self._OnMsgLayerVisibilityChanged)
503            l.Subscribe(TITLE_CHANGED, self._OnMsgLayerTitleChanged)
504    
505        def __RemoveLayer(self, id):
506            self.DeleteChildren(id)
507    
508            layer = self.GetPyData(id)
509            layer.Unsubscribe(LAYER_CHANGED,
510                              self._OnMsgLayerChanged)
511            layer.Unsubscribe(LAYER_VISIBILITY_CHANGED,
512                              self._OnMsgLayerVisibilityChanged)
513            layer.Unsubscribe(TITLE_CHANGED, self._OnMsgLayerTitleChanged)
514    
515            self.Delete(id)
516            del self.layer2id[layer]
517    
518        def DeleteChildren(self, pid):
519            id, cookie = self.GetFirstChild(pid, 123)
520            while id.IsOk():
521                self.availImgListIndices.append(self.GetItemImage(id))
522                id, cookie = self.GetNextChild(pid, cookie)
523            wxTreeCtrl.DeleteChildren(self, pid)
524    
525        def GetRootItem(self):
526            root = wxTreeCtrl.GetRootItem(self)
527    
528            if not root.IsOk():
529                self.image_list = wxImageList(BMP_SIZE_W, BMP_SIZE_H, False, 0)
530                                                                                    
531                bmp = wxEmptyBitmap(BMP_SIZE_W, BMP_SIZE_H)
532                dc = wxMemoryDC()
533                dc.SelectObject(bmp)
534                dc.SetBrush(wxBLACK_BRUSH)
535                dc.Clear()
536                dc.SelectObject(wxNullBitmap)
537                                                                                    
538                self.emptyImageIndex = \
539                    self.image_list.AddWithColourMask(bmp, wxColour(0, 0, 0))
540                                                                                    
541                bmp = resource.GetBitmapResource("legend_icon_layer",
542                                                  wxBITMAP_TYPE_XPM)
543                self.mapImageIndex = \
544                    self.image_list.Add(bmp)
545    
546                self.AssignImageList(self.image_list)
547    
548                root = self.AddRoot("")
549    
550            return root
551    
552      def __SetVisibilityStyle(self, visible, id):      def __SetVisibilityStyle(self, visible, id):
553          font = self.GetItemFont(id)          font = self.GetItemFont(id)
# Line 435  class LegendTree(wxTreeCtrl): Line 556  class LegendTree(wxTreeCtrl):
556              font.SetStyle(wxNORMAL)              font.SetStyle(wxNORMAL)
557              color = wxBLACK              color = wxBLACK
558          else:          else:
559              font.SetStyle(wxITALIC)              #font.SetStyle(wxITALIC)
560                font.SetStyle(wxNORMAL)
561              color = wxLIGHT_GREY              color = wxLIGHT_GREY
562    
563          self.SetItemTextColour(id, color)          self.SetItemTextColour(id, color)
# Line 461  class ScaleBarBitmap(wxBoxSizer): Line 583  class ScaleBarBitmap(wxBoxSizer):
583          # While the width is fixed, get the height _now_.          # While the width is fixed, get the height _now_.
584          dc = wxMemoryDC()          dc = wxMemoryDC()
585          textwidth, textheight = dc.GetTextExtent("%d"%0)          textwidth, textheight = dc.GetTextExtent("%d"%0)
586          self.width = 200          self.width = 210
587          self.height = textheight + 3*2 + 8          self.height = textheight + 3*2 + 8
588    
589          wxBoxSizer.__init__(self, wxVERTICAL)          wxBoxSizer.__init__(self, wxVERTICAL)
# Line 472  class ScaleBarBitmap(wxBoxSizer): Line 594  class ScaleBarBitmap(wxBoxSizer):
594          self.mainWindow = mainWindow          self.mainWindow = mainWindow
595          self.parent = parent          self.parent = parent
596          self.canvas = None          self.canvas = None
         self.scalebar = ScaleBar(map)  
597          self.SetCanvas(self.mainWindow.canvas)          self.SetCanvas(self.mainWindow.canvas)
598    
599      def SetCanvas(self, canvas):      def SetCanvas(self, canvas):
# Line 482  class ScaleBarBitmap(wxBoxSizer): Line 603  class ScaleBarBitmap(wxBoxSizer):
603              for msg, func in sub_list: self.canvas.Unsubscribe(msg, func)              for msg, func in sub_list: self.canvas.Unsubscribe(msg, func)
604                    
605          self.canvas = canvas          self.canvas = canvas
606            self.scalebar = ScaleBar(canvas.map)
607    
608          if self.canvas is not None:          if self.canvas is not None:
609              for msg, func in sub_list: self.canvas.Subscribe(msg, func)              for msg, func in sub_list: self.canvas.Subscribe(msg, func)
# Line 496  class ScaleBarBitmap(wxBoxSizer): Line 618  class ScaleBarBitmap(wxBoxSizer):
618          dc.SelectObject(bmp)          dc.SelectObject(bmp)
619          dc.Clear()          dc.Clear()
620    
621          self.scalebar.DrawScalebar(scale, dc)          self.scalebar.DrawScaleBar(scale, dc, (0,0), dc.GetSizeTuple())
622    
623          self.scalebarBitmap.SetBitmap(bmp)          self.scalebarBitmap.SetBitmap(bmp)
624    
Legend:
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  Added in v.1102
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