/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/renderer.py
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revision 468 by jonathan, Wed Mar 5 18:19:13 2003 UTC revision 535 by bh, Fri Mar 14 20:42:18 2003 UTC
# Line 226  class ScreenRenderer(MapRenderer): Line 226  class ScreenRenderer(MapRenderer):
226      # On the screen we want to see only visible layers by default      # On the screen we want to see only visible layers by default
227      honor_visibility = 1      honor_visibility = 1
228            
229      def RenderMap(self, map, region, selected_layer, selected_shape):      def RenderMap(self, map, region, selected_layer, selected_shapes):
230          """Render the map.          """Render the map.
231    
232          Only the given region (a tuple in window coordinates as returned          Only the given region (a tuple in window coordinates as returned
233          by a wxrect's asTuple method) needs to be redrawn. Highlight the          by a wxrect's asTuple method) needs to be redrawn. Highlight the
234          shape with id selected_shape in the selected_layer.          shapes given by the ids in selected_shapes in the
235            selected_layer.
236          """          """
237          self.update_region = region          self.update_region = region
238          self.selected_layer = selected_layer          self.selected_layer = selected_layer
239          self.selected_shape = selected_shape          self.selected_shapes = selected_shapes
240          self.render_map(map)          self.render_map(map)
241    
242      def draw_shape_layer(self, layer):      def draw_shape_layer(self, layer):
243          MapRenderer.draw_shape_layer(self, layer)          MapRenderer.draw_shape_layer(self, layer)
244          if layer is self.selected_layer and self.selected_shape is not None:          if layer is self.selected_layer and self.selected_shapes:
245              pen = wxPen(wxBLACK, 3, wxSOLID)              pen = wxPen(wxBLACK, 3, wxSOLID)
246              brush = wxBrush(wxBLACK, wxCROSS_HATCH)              brush = wxBrush(wxBLACK, wxCROSS_HATCH)
247                
248              shapetype = layer.ShapeType()              shapetype = layer.ShapeType()
             index = self.selected_shape  
249              if shapetype == SHAPETYPE_POLYGON:              if shapetype == SHAPETYPE_POLYGON:
250                  self.draw_polygon_shape(layer, index, pen, brush)                  func = self.draw_polygon_shape
251                    args = (pen, brush)
252              elif shapetype == SHAPETYPE_ARC:              elif shapetype == SHAPETYPE_ARC:
253                  self.draw_polygon_shape(layer, index, pen, None)                  func = self.draw_polygon_shape
254              else:                  args = (pen, None)
255                elif shapetype == SHAPETYPE_POINT:
256                  self.dc.SetBrush(brush)                  self.dc.SetBrush(brush)
257                  self.dc.SetPen(pen)                  self.dc.SetPen(pen)
258                  if shapetype == SHAPETYPE_POINT:                  func = self.draw_point_shape
259                      self.draw_point_shape(layer, index)                  args = ()
260                  else:              else:
261                      raise TypeError(_("Unhandled shape type %s") % shapetype)                  raise TypeError(_("Unhandled shape type %s") % shapetype)
262    
263                for index in self.selected_shapes:
264                    func(layer, index, *args)
265    
266      def layer_ids(self, layer):      def layer_ids(self, layer):
267          """Return the shapeids covered by the region that has to be redrawn          """Return the shapeids covered by the region that has to be redrawn
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