public HighlightManager(GraphControl canvas,
[CanBeNull] ISelectionModel <IModelItem> selectionModel = null) : base(canvas, selectionModel)
{
var graphModelManager = canvas.GraphModelManager;
edgeHighlightGroup = graphModelManager.ContentGroup.AddGroup();
edgeHighlightGroup.Below(graphModelManager.EdgeLabelGroup);
}
/// <summary>
/// Combines the rendering by the wrapped core indicator with our own control segment rendering
/// </summary>
/// <returns>A canvas object group combining both renderings</returns>
public ICanvasObject AddCanvasObject(ICanvasContext context, ICanvasObjectGroup group, object item)
{
var newGroup = group.AddGroup();
//Add the visualization from the core selection decorator
if (coreImpl != null)
{
coreImpl.AddCanvasObject(context, newGroup, item);
}
//Ad our own decoration on top
decorator.AddCanvasObject(context, newGroup, item);
return(newGroup);
}
/// <summary>
/// Installs the <see cref="LensInputMode"/> by adding the <see cref="LensVisualCreator"/>
/// to the <see cref="lensGroup"/> and registering the necessary mouse event handlers.
/// </summary>
public override void Install(IInputModeContext context, ConcurrencyController controller)
{
base.Install(context, controller);
var canvasControl = context.CanvasControl as GraphControl;
lensGroup = canvasControl.RootGroup.AddGroup();
lensGroup.Above(canvasControl.InputModeGroup);
lensGroup.AddChild(new LensVisualCreator(this));
canvasControl.Mouse2DMoved += UpdateLensLocation;
canvasControl.Mouse2DDragged += UpdateLensLocation;
canvasControl.Mouse2DEntered += UpdateLensLocation;
canvasControl.Mouse2DExited += UpdateLensLocation;
}
/// <summary>
/// Installs the <see cref="LensInputMode"/> by adding the <see cref="LensVisual"/>
/// to the <see cref="lensGroup"/> and registering the necessary mouse event handlers.
/// </summary>
public override void Install(IInputModeContext context, ConcurrencyController controller)
{
base.Install(context, controller);
var canvasControl = context.CanvasControl as GraphControl;
lensGroup = canvasControl.RootGroup.AddGroup();
lensGroup.Above(canvasControl.InputModeGroup);
lensVisual = new LensVisual(this);
lensGroup.AddChild(lensVisual, CanvasObjectDescriptors.Visual);
canvasControl.Mouse2DMoved += UpdateLensLocation;
canvasControl.Mouse2DDragged += UpdateLensLocation;
canvasControl.Mouse2DEntered += UpdateLensVisibility;
canvasControl.Mouse2DExited += UpdateLensVisibility;
}
public static ICanvasObject Add(this CanvasControl canvas, object userObject, ICanvasObjectDescriptor descriptor, ICanvasObjectGroup group)
{
return(group.AddChild(userObject, descriptor));
}
