protected RectangleShapeNode(RectangleShapeNode prototype) : base(prototype)
{
}
public override void UpdatePath(IPath path, PathOrientation pathOrientation, DimensionScale scale)
{
base.UpdatePath(path, pathOrientation, scale);
var scaledWidth = (m_width * scale).Value;
// Outer points
//
var p1 = path.Offset(0, scaledWidth);
var p2 = path.Offset(0, -scaledWidth);
var p3 = path.Offset(1, scaledWidth);
var p4 = path.Offset(1, -scaledWidth);
var p5 = path.Offset(2, scaledWidth);
var p6 = path.Offset(2, -scaledWidth);
var p7 = path.Offset(3, scaledWidth);
var p8 = path.Offset(3, -scaledWidth);
// Inner points
//
var q1 = new PathPoint(p1.X, p3.Y);
var q2 = new PathPoint(p2.X, p3.Y);
var q3 = new PathPoint(p5.X, p4.Y);
var q4 = new PathPoint(p6.X, p4.Y);
// Resize layout site.
//
var pathInner = PathGeometries.Rectangle.CreatePath(
new PathPoint[] { q1, q2, q3, q4 });
LayoutSites[0].UpdatePath(pathInner, scale);
// Recompute border shapes.
//
var borderTop = PathGeometries.Rectangle.CreatePath(
new PathPoint[] {
path.GetSegment(0).Origin,
path.GetSegment(1).Origin,
p3,
p8
});
var borderRight = PathGeometries.Rectangle.CreatePath(
new PathPoint[] {
p3,
p4,
q3,
q2
});
var borderBottom = PathGeometries.Rectangle.CreatePath(
new PathPoint[] {
path.GetSegment(2).Origin,
path.GetSegment(3).Origin,
p7,
p4
});
var borderLeft = PathGeometries.Rectangle.CreatePath(
new PathPoint[] {
p7,
p8,
q1,
q4
});
var borderPaths = new List <IPath>();
var maxBorderPieceLength = new Dimension(20, DimensionUnits.Inch) * scale;
borderPaths.AddRange(SplitPath(borderTop, maxBorderPieceLength));
borderPaths.AddRange(SplitPath(borderRight, maxBorderPieceLength));
borderPaths.AddRange(SplitPath(borderBottom, maxBorderPieceLength));
borderPaths.AddRange(SplitPath(borderLeft, maxBorderPieceLength));
m_borderShapes.Clear();
foreach (var borderPath in borderPaths)
{
var shape = new RectangleShapeNode(m_fabricStyle);
shape.UpdatePath(borderPath, pathOrientation, scale);
m_borderShapes.Add(shape);
}
}