void CalcSrcRect(double w, double h)
{
var m = Transform.Inverse;
var rec = new Core.Geometry.Rectangle(m * (new Point(0, 0)), m * new Point(w, h));
rec = Core.Geometry.Rectangle.Intersect(originalGraph.BoundingBox, rec);
srcRect = new RectangleF((float)rec.Left, (float)rec.Bottom, (float)rec.Width, (float)rec.Height);
// if (scaledDown == false){
// double k = OriginalGraph.Width/ScrollMaxF;
//
// srcRect.Width = (float) Math.Min(OriginalGraph.Width, k*HLargeChangeF);
// srcRect.X = (float) (k*HValF) + (float) OriginalGraph.Left;
//
// k = OriginalGraph.Height/ScrollMaxF;
// srcRect.Y = (float) OriginalGraph.Height + (float) ScaleFromScrollToSrcY(VVal + VLargeChange) +
// (float) OriginalGraph.Bottom;
// srcRect.Height = (float) Math.Min(OriginalGraph.Height, k*VLargeChangeF);
// }
// else{
// srcRect.X = (float) OriginalGraph.Left;
// srcRect.Y = (float) OriginalGraph.Height + (float) ScaleFromScrollToSrcY(vScrollBar.Maximum) +
// (float) OriginalGraph.Bottom;
// srcRect.Width = (float) GraphWidth;
// srcRect.Height = (float) GraphHeight;
// }
}
void CalcSrcRect(double w, double h) {
var m = Transform.Inverse;
var rec=new Core.Geometry.Rectangle(m*(new Point(0, 0)), m*new Point(w, h));
rec = Core.Geometry.Rectangle.Intersect(originalGraph.BoundingBox,rec);
srcRect = new RectangleF((float)rec.Left, (float)rec.Bottom, (float)rec.Width, (float)rec.Height);
// if (scaledDown == false){
// double k = OriginalGraph.Width/ScrollMaxF;
//
// srcRect.Width = (float) Math.Min(OriginalGraph.Width, k*HLargeChangeF);
// srcRect.X = (float) (k*HValF) + (float) OriginalGraph.Left;
//
// k = OriginalGraph.Height/ScrollMaxF;
// srcRect.Y = (float) OriginalGraph.Height + (float) ScaleFromScrollToSrcY(VVal + VLargeChange) +
// (float) OriginalGraph.Bottom;
// srcRect.Height = (float) Math.Min(OriginalGraph.Height, k*VLargeChangeF);
// }
// else{
// srcRect.X = (float) OriginalGraph.Left;
// srcRect.Y = (float) OriginalGraph.Height + (float) ScaleFromScrollToSrcY(vScrollBar.Maximum) +
// (float) OriginalGraph.Bottom;
// srcRect.Width = (float) GraphWidth;
// srcRect.Height = (float) GraphHeight;
// }
}
/// <summary>
/// creates the port visual if it does not exist, and sets the port location
/// </summary>
/// <param name="portLocation"></param>
public void SetSourcePortForEdgeRouting(Point portLocation)
{
var box = new Core.Geometry.Rectangle(portLocation);
box.Pad(UnderlyingPolylineCircleRadius);
if (SourcePortIsPresent) {
var prevBox = new Core.Geometry.Rectangle(SourcePortLocation);
prevBox.Pad(UnderlyingPolylineCircleRadius);
box.Add(prevBox);
}
SourcePortIsPresent = true;
SourcePortLocation = portLocation;
panel.Invalidate(MapSourceRectangleToScreenRectangle(box));
}
static Core.Geometry.Rectangle BBoxOfObjs(IEnumerable<object> objs)
{
var bb = new Core.Geometry.Rectangle(0, 0, 0, 0);
bool boxIsEmpty = true;
foreach (object o in objs) {
var node = o as DrawingNode;
Core.Geometry.Rectangle objectBb;
if (node != null)
objectBb = node.BoundingBox;
else {
var edge = o as DrawingEdge;
if (edge != null)
objectBb = edge.BoundingBox;
else
continue;
}
if (boxIsEmpty) {
bb = objectBb;
boxIsEmpty = false;
}
else
bb.Add(objectBb);
}
return bb;
}
/// <summary>
///
/// </summary>
public void RemoveSourcePortEdgeRouting()
{
if (SourcePortIsPresent) {
var prevBox = new Core.Geometry.Rectangle(SourcePortLocation);
prevBox.Pad(UnderlyingPolylineCircleRadius);
panel.Invalidate(MapSourceRectangleToScreenRectangle(prevBox));
SourcePortIsPresent = false;
}
}