public VisEventArgs(Visualisation visualisation, VisualisationElement element, MouseEventArgs mouse)
{
this.mouse = mouse;
this.element = element;
this.visualisation = visualisation;
}
/// <summary>
/// Find the absolute pixel postition for an element
/// </summary>
/// <param name="Element"></param>
/// <returns></returns>
public override RectangleInt GetDrawRegion(VisualisationElement Element)
{
return (Element as RootPathElement).Region;
}
/// <summary> /// Find the absolute pixel postition for an element /// </summary> /// <param name="Element"></param> /// <returns></returns> public abstract RectangleInt GetDrawRegion(VisualisationElement Element);
/// <summary>
/// Find the absolute pixel postition for an element
/// </summary>
/// <param name="Element"></param>
/// <returns></returns>
public override RectangleInt GetDrawRegion(VisualisationElement Element)
{
NodeListVisualisationElement nodeElement = Element as NodeListVisualisationElement;
if (nodeElement == null) return null;
VectorInt logical = GetLogicalPosition(nodeElement.Node);
if (logical == null) return null;
VectorInt topLeft = logical.Multiply(cellSize).Add(RenderCanvas.TopLeft).Add(windowRegion.TopLeft);
return new RectangleInt(topLeft, cellSize);
}
/// <summary>
/// Find the absolute pixel postition for an element
/// </summary>
/// <param name="Element"></param>
/// <returns></returns>
public override RectangleInt GetDrawRegion(VisualisationElement Element)
{
GridVisualisationElement gridElement = Element as GridVisualisationElement;
if (gridElement == null) throw new NotSupportedException("Element");
return new RectangleInt(RenderCanvas.TopLeft.Add(gridElement.LogicalPosition.Multiply(CellSize)), CellSize);
}
/// <summary>
/// Find the absolute pixel postition for an element
/// </summary>
/// <param name="Element"></param>
/// <returns></returns>
public override RectangleInt GetDrawRegion(VisualisationElement Element)
{
TreeVisualisationElement treeElement = Element as TreeVisualisationElement;
if (treeElement != null)
{
int elementDepth = treeElement.Node.Depth;
if (elementDepth >= regions.Count) return null;
SegmentRegion region = regions[elementDepth];
if (region == null) return null;
int height = 0;
for (int cc = 0; cc < elementDepth; cc++)
{
height += regions[cc].RenderRegion.Height;
}
return new RectangleInt(region.GetNodePixelPosition(treeElement.Node).Add(0, height), cellSize);
}
return null;
}
