+ simgear::CSSBorder::Offsets const border =
+ _decoration_border.getAbsOffsets(content_view);
+
+ int shad2 = 2 * shadow_radius,
+ outer_width = border.l + content_view.width() + border.r + shad2,
+ outer_height = border.t + content_view.height() + border.b + shad2;
+
+ _canvas_decoration->setSizeX( outer_width );
+ _canvas_decoration->setSizeY( outer_height );
+ _canvas_decoration->setViewWidth( outer_width );
+ _canvas_decoration->setViewHeight( outer_height );
+
+ set<int>("size[0]", outer_width - shad2);
+ set<int>("size[1]", outer_height - shad2);
+ set<int>("outset", shadow_radius);
+
+ assert(_image_content);
+ _image_content->set<int>("x", shadow_radius + border.l);
+ _image_content->set<int>("y", shadow_radius + border.t);
+ _image_content->set<int>("size[0]", content_view.width());
+ _image_content->set<int>("size[1]", content_view.height());
+
+ if( !shadow_radius )
+ {
+ if( _image_shadow )
+ {
+ _image_shadow->destroy();
+ _image_shadow.reset();
+ }
+ return;