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# Copyright (c) 2005 by Intevation GmbH |
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# Authors: |
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# Jonathan Coles <[email protected]> |
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# |
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# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
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"""Raster Layer Properties dialog""" |
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__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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from wxPython.wx import * |
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from Thuban import _ |
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from Thuban.UI.layerproperties import LayerProperties |
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from Thuban.Model.resource import has_gdal_support, gdal_support_status |
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from Thuban.version import versions |
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ID_RB_MASK = 4002 |
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class RasterLayerProperties(LayerProperties): |
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def __init__(self, parent, name, layer, *args, **kw): |
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LayerProperties.__init__(self, parent, name, layer) |
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self.old_state = {} |
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self.old_state["mask_type"] = layer.MaskType() |
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LayerProperties.dialog_layout(self) |
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def dialog_layout(self, panel, panelBox): |
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info = self.layer.ImageInfo() |
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if info is None: |
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panelBox.Add( |
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wxStaticText(panel, -1, |
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_("GDAL image information unavailable. See About box for details.")), |
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0, wxALIGN_LEFT | wxALL, 4) |
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return |
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# Bounding Box |
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bbox = self.layer.LatLongBoundingBox() |
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if bbox is None: |
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text = _("Extent (lat-lon): None") |
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else: |
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text = _("Extent (lat-lon): (%g, %g, %g, %g)") % tuple(bbox) |
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panelBox.Add(wxStaticText(panel, -1, text), 0, wxALIGN_LEFT|wxALL, 4) |
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rasterBox = wxStaticBoxSizer(wxStaticBox(panel, -1, |
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_("Image Properties")), wxVERTICAL) |
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rasterBox.Add( |
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wxStaticText(panel, -1, |
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_("Source: %s") % self.layer.GetImageFilename()), |
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0, wxALIGN_LEFT | wxALL, 4) |
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infoBox = wxBoxSizer(wxHORIZONTAL) |
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nBands = info["nBands"] |
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self.usePalIndex = nBands == 1 |
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infoBox.Add( |
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wxStaticText(panel, -1, _("Driver: %s") % info["Driver"]), |
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0, wxALIGN_LEFT | wxRIGHT, 10) |
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infoBox.Add( |
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wxStaticText(panel, -1, _("Size: %ix%i") % info["Size"]), |
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0, wxALIGN_LEFT | wxRIGHT, 10) |
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infoBox.Add( |
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wxStaticText(panel, -1, _("Number of Bands: %i") % nBands), |
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0, wxALIGN_LEFT | wxRIGHT, 0) |
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rasterBox.Add(infoBox, 0, wxALIGN_LEFT|wxALL, 4) |
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# Mask |
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maskBox = wxBoxSizer(wxHORIZONTAL) |
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if versions['wxPython-tuple'] < (2,5,3): |
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choices = ["None", "Bitmap", |
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"Alpha (Not support by wxPython %s)" % \ |
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versions['wxPython']] |
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else: |
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choices = ["None", "Bitmap", "Alpha"] |
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self.maskRadioBox = wxRadioBox(panel, ID_RB_MASK, _("Mask Type"), |
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choices=choices) |
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#self.maskCB = wxCheckBox(panel, -1, _("Use Mask")) |
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maskBox.Add(self.maskRadioBox, 0, wxRIGHT, 10) |
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self.opBox = wxBoxSizer(wxHORIZONTAL) |
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self.opSpinLabel = wxStaticText(panel, -1, _("Opacity:")) |
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self.opBox.Add(self.opSpinLabel, 0, wxALIGN_CENTER_VERTICAL|wxRIGHT, 4) |
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self.opSpin = wxSpinCtrl(panel, -1, |
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str(self.layer.Opacity()*255), |
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initial = self.layer.Opacity()*255, |
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min=0, max=255) |
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self.opBox.Add(self.opSpin, 0, wxALL, 4) |
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maskBox.Add(self.opBox, 0, wxALL|wxALIGN_CENTER_VERTICAL, 4) |
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rasterBox.Add(maskBox, 0, wxALL, 4) |
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#rasterBox.Add(opBox, 0, wxALL, 4) |
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panelBox.Add(rasterBox, 1, wxGROW | wxALL, 4) |
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self.maskRadioBox.SetSelection(self.old_state["mask_type"]) |
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self.OnMaskSelect(None) |
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EVT_RADIOBOX(self, ID_RB_MASK, self.OnMaskSelect) |
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def OnTry(self, event): |
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self.set_state() |
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def OnOK(self, event): |
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if self.set_state(): |
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self.Close() |
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def OnRevert(self, event): |
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self.maskRadioBox.SetSelection(self.old_state["mask_type"]) |
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self.set_state() |
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def OnMaskSelect(self, event): |
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allowOpacity = self.maskRadioBox.GetSelection()==2 |
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self.opSpin.Enable(allowOpacity) |
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self.opSpinLabel.Enable(allowOpacity) |
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def set_state(self): |
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self.layer.SetMaskType(self.maskRadioBox.GetSelection()) |
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self.layer.SetOpacity(self.opSpin.GetValue()/255.0) |
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return True |
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