Examples of org.locationtech.udig.project.ILayer.layerToMapTransform()

Class org.locationtech.udig.project.ILayer

Examples of org.locationtech.udig.project.ILayer.layerToMapTransform()

org.locationtech.udig.project.ILayer.layerToMapTransform()
Returns the Mathtransform from this layers CRS to the map's CRS (modelled as part of the viewport model).
getMap().getViewportModel() will return the ViewportModel.
@see org.locationtech.udig.project.render.IViewportModel

            
            if (editBlackBoard == null) {


                MathTransform layerToMapTransform;
                try {
                    layerToMapTransform = layer.layerToMapTransform();
                } catch (IOException e) {
                    EditPlugin.log("", e); //$NON-NLS-1$
                    layerToMapTransform = IDENTITY;
                }
                editBlackBoard = new EditBlackboard(context.getMapDisplay().getWidth(), context

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        ILayer editLayer = handler.getEditLayer();
        FeatureSource<SimpleFeatureType, SimpleFeature> source = editLayer.getResource(FeatureSource.class, new NullProgressMonitor());
        SimpleFeature feature = source.getFeatures().features().next();
        Coordinate coord = ((Geometry) feature.getDefaultGeometry()).getCoordinates()[1];
        Coordinate t = JTS.transform(coord, new Coordinate(), editLayer.layerToMapTransform());
        java.awt.Point pointOnScreen = handler.getContext().worldToPixel(t);
        handler.getMouseTracker().setDragStarted(Point.valueOf(30,20));
        event = new MapMouseEvent( DISPLAY, pointOnScreen.x+5,pointOnScreen.y,NONE,BUTTON1, BUTTON1 );
        mode.getCommand(handler, event, EventType.DRAGGED);
        handler.handleEvent(event, EventType.RELEASED);

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                            // the same assumption for NULL envelope.
                            manager.refresh(notifier, null);
                        }
                        else{
                          try {                                
                              MathTransform layerToMapTransform = notifier.layerToMapTransform();
                              Envelope mapDelta =new Envelope();
                              if( layerToMapTransform.isIdentity() ){
                                mapDelta = delta;
                              }
                              else {

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                            //TODO: can we do a soft refresh here?
                            manager.refresh(notifier, null);
                        }
                        else{
                            try {                                
                                MathTransform layerToMapTransform = notifier.layerToMapTransform();
                                Envelope mapDelta =new Envelope();
                                if( layerToMapTransform.isIdentity() ){
                                    mapDelta = delta;
                                }
                                else {

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