Java Code Examples for org.eclipse.draw2d.geometry.Rectangle#getTopLeft()

private Rectangle convertRectangle( Rectangle bounds, Rectangle clientArea )
{
	Rectangle b = bounds.getCopy( );

	b.width = clientArea.width;

	if ( b.x == 0 )
	{
		b.x = clientArea.getTopLeft( ).x;
		b.y = clientArea.getTopLeft( ).y;
	}
	else
	{
		b.x = clientArea.getBottomLeft( ).x;
		b.y = clientArea.getBottomLeft( ).y
				- ( ( b.height < 0 ) ? MasterPageLayout.MINIMUM_HEIGHT
						: b.height );
	}
	return b;

}
 

@Override
protected void fillShape(Graphics graphics) {
	if(useGradient){
		Rectangle r = getBounds().getCopy();
		Point topLeft = r.getTopLeft();
		Point bottomRight = r.getBottomRight();
		Pattern pattern = new Pattern(Display.getCurrent(), topLeft.x +2,
				topLeft.y+2 , bottomRight.x-2, bottomRight.y-2,gradientColor,255,getBackgroundColor(),90);
		graphics.setBackgroundPattern(pattern);
		graphics.fillRectangle(r.crop(new Insets(2,2,2,2)));
		graphics.setBackgroundPattern(null);
		pattern.dispose();
	}else{
		super.fillShape(graphics) ;
	}

}
 

/**
 * @param zoom 
 * 
 */
private void showSelectionForAddTop(double zoom) {
	if (!isOnTop()) {

		IFigure f = new ImageFigure(Pics.getImage(PicsConstants.arrowUp));
		f.setParent(getHostFigure());
		f.setSize(20, 20);



		sourceFigure = getHostFigure() ;

		Rectangle bounds = sourceFigure.getBounds().getCopy();
		//get the absolute coordinate of bounds
		sourceFigure.translateToAbsolute(bounds);
		IFigure parentFigure = sourceFigure.getParent();
		while( parentFigure != null  ) {
			if(parentFigure instanceof Viewport) {
				Viewport viewport = (Viewport)parentFigure;
				bounds.translate(
						viewport.getHorizontalRangeModel().getValue(),
						viewport.getVerticalRangeModel().getValue());
				parentFigure = parentFigure.getParent();
			}
			else {
				parentFigure = parentFigure.getParent();
			}
		}


		Point location = new Point(bounds.getTopLeft().x+20,bounds.getTopLeft().y-20) ;

		f.setLocation(location);
		f.addMouseListener(new MouseListenerForSpan(AbstractSwitchLaneSelectionEditPolicy.ADD_TOP));
		getLayer(LayerConstants.HANDLE_LAYER).add(f);
		figures.add(f);
	}
}
 

@Override
public void createSubMenuFigure() {
	subMenuFigure = new RoundedRectangle();
	subMenuFigure.setAlpha(50);
	subMenuFigure.setBackgroundColor(Display.getCurrent().getSystemColor(SWT.COLOR_DARK_GRAY));
	subMenuFigure.setSize(new Dimension(4*20,figureList.size()*20));
	Rectangle parentBounds = parent.getBounds();
	Point newPointLocation = new Point(parentBounds.getTopLeft().x,parentBounds.getTopLeft().y+40);
	subMenuFigure.setLocation(newPointLocation);
	subMenuFigure.setVisible(false);
	parent.add(subMenuFigure);
}
 

public void reveal( EditPart part )
{
	// In some case, the editor control is not created, but get the sync selection event.
	// Fix this problem temporary.
	if(getFigureCanvas( )==null || getFigureCanvas( ).isDisposed( ))
	{
		return;
	}
	
	Viewport port = getFigureCanvas( ).getViewport( );
	IFigure target = ( (GraphicalEditPart) part ).getFigure( );

	Rectangle exposeRegion = target.getBounds( ).getCopy( );

	// Get the primary editpolicy
	EditPolicy policy = part.getEditPolicy( EditPolicy.PRIMARY_DRAG_ROLE );

	// If the policy let us access the handles, proceed, otherwise
	// default to original behaviour
	if ( !( policy instanceof ISelectionHandlesEditPolicy ) )
	{
		super.reveal( part );
		return;
	}

	// First translate exposeRegion to the root level
	target = target.getParent( );
	while ( target != null && target != port )
	{
		target.translateToParent( exposeRegion );
		target = target.getParent( );
	}

	// Merge selection handles if any to the exposeRegion
	List handles = ( (ISelectionHandlesEditPolicy) policy ).getHandles( );
	for ( Iterator iter = handles.iterator( ); iter.hasNext( ); )
	{
		AbstractHandle handle = (AbstractHandle) iter.next( );

		Locator locator = handle.getLocator( );
		locator.relocate( handle );
		exposeRegion.union( handle.getBounds( ).getCopy( ) );
	}

	exposeRegion.getExpanded( 5, 5 );

	Dimension viewportSize = port.getClientArea( ).getSize( );

	Point topLeft = exposeRegion.getTopLeft( );
	Point bottomRight = exposeRegion.getBottomRight( )
			.translate( viewportSize.getNegated( ) );
	Point finalLocation = new Point( );
	if ( viewportSize.width < exposeRegion.width )
		finalLocation.x = Math.min( bottomRight.x, Math.max( topLeft.x,
				port.getViewLocation( ).x ) );
	else
		finalLocation.x = Math.min( topLeft.x, Math.max( bottomRight.x,
				port.getViewLocation( ).x ) );

	if ( viewportSize.height < exposeRegion.height )
		finalLocation.y = Math.min( bottomRight.y, Math.max( topLeft.y,
				port.getViewLocation( ).y ) );
	else
		finalLocation.y = Math.min( topLeft.y, Math.max( bottomRight.y,
				port.getViewLocation( ).y ) );

	getFigureCanvas( ).scrollSmoothTo( finalLocation.x, finalLocation.y );
}
 

public SelectionFeedbackEditPolicy(final EClass eClass) {

	feedBackFigure = new RoundedRectangle(){
		protected void fillShape(Graphics graphics) {
			Rectangle r = getBounds() ;

			Point topLeft = r.getTopLeft();
			Point bottomRight = r.getBottomRight();
			Color backGroundColor = null ;
			if(useSelectionColor){
				backGroundColor = ColorRegistry.getInstance().getColor(selectionColor) ;
			}else{
				backGroundColor=FiguresHelper.getFeedbackColor(eClass) ;
			}


			Pattern pattern = new Pattern(Display.getCurrent(), topLeft.x,
					topLeft.y, bottomRight.x, bottomRight.y,
					backGroundColor,30, backGroundColor,60);

			graphics.setBackgroundPattern(pattern);
			graphics.fillRoundRectangle(r, 20, 20) ;
			graphics.setAlpha(0) ;
			graphics.setBackgroundPattern(null);	
			pattern.dispose();

		};
	} ;


	figureListener = new FigureListener() {

		public void figureMoved(IFigure source) {
			hideFeedback();
			List<?> selectedEditPart = getHost().getViewer().getSelectedEditParts() ;
			if(selectedEditPart.contains(getHost())){

				if(!figureIsDisplayed()){
					showFeedback(zoomManager.getZoom());
				}
			}
		}
	};

}
 

/**
 * Override to compute position of Subprocess event children when changing parent
 */
@Override
protected Command createAddCommand(final EditPart child, final Object constraint) {
    if (child instanceof CustomSubProcessEvent2EditPart && constraint instanceof Rectangle) {
        final Rectangle rect = (Rectangle) constraint;

        final CompoundCommand cmds = new CompoundCommand("Move Subprocesss Event");

        ICommand boundsCommand = new SetBoundsCommand(((ShapeEditPart) child).getEditingDomain(),
                DiagramUIMessages.SetLocationCommand_Label_Resize,
                new EObjectAdapter((View) child.getModel()),
                rect.getTopLeft());

        cmds.add(new ICommandProxy(boundsCommand));

        ShapeCompartmentEditPart compartment = null;
        for (final Object c : child.getChildren()) {
            if (c instanceof ShapeCompartmentEditPart) {
                compartment = (ShapeCompartmentEditPart) c;
            }
        }

        final Location origin = (Location) ((Node) child.getModel()).getLayoutConstraint();
        for (final Object ep : compartment.getChildren()) {
            if (ep instanceof IGraphicalEditPart) {
                final Node view = (Node) ((IGraphicalEditPart) ep).getModel();
                final Location loc = (Location) view.getLayoutConstraint();
                final Point delta = new Point(loc.getX() - origin.getX(), loc.getY() - origin.getY());

                final Point newLoc = new Point(rect.getTopLeft().x + delta.x, rect.getTopLeft().y + delta.y);

                boundsCommand = new SetBoundsCommand(((IGraphicalEditPart) ep).getEditingDomain(),
                        DiagramUIMessages.SetLocationCommand_Label_Resize,
                        new EObjectAdapter((View) ((IGraphicalEditPart) ep).getModel()),
                        newLoc);

                cmds.add(new ICommandProxy(boundsCommand));
            }
        }

        return cmds.unwrap();
    } else {
        return super.createAddCommand(child, constraint);
    }

}