/// <summary>
/// Reconstructs the bounding geometry cue from the given region
/// </summary>
public void ConstructFrom(Rectangle region)
{
if (Items == null)
{
Items = new GeometryItem[4];
// top
GeometryPoint gp1 = new GeometryPoint(region.Location, GeometryPointType.ResizableNWSE);
GeometryPoint gp2 = new GeometryPoint(new Point(region.Right, region.Top), GeometryPointType.ResizableNESW);
Items[0] = new GeometryItem(gp1, gp2, GeometryItemType.Selection);
// right
GeometryPoint gp3 = new GeometryPoint(new Point(region.Right, region.Bottom), GeometryPointType.ResizableNWSE);
Items[1] = new GeometryItem(gp2, gp3, GeometryItemType.Selection);
// bottom
GeometryPoint gp4 = new GeometryPoint(new Point(region.Left, region.Bottom), GeometryPointType.ResizableNESW);
Items[2] = new GeometryItem(gp4, gp3, GeometryItemType.Selection);
// left
Items[3] = new GeometryItem(gp1, gp4, GeometryItemType.Selection);
Visible = visible;
}
else
{
Items[0].Points[0].Move(region.Location);
Items[1].Points[0].Move(new Point(region.Right, region.Top));
Items[2].Points[1].Move(new Point(region.Right, region.Bottom));
Items[3].Points[1].Move(new Point(region.Left, region.Bottom));
}
}
public override void ConstructFrom(Rectangle region)
{
Point midTop, midBottom, midLeft, midRight;
MidpointGeometryConstructor.Points(out midTop, out midBottom, out midLeft, out midRight, region);
if (Edges == null)
{
Edges = new GeometryItem[4];
Edges[0] = new GeometryItem(new GeometryPoint(midTop, GeometryPointType.Movable),
new GeometryPoint(midRight, GeometryPointType.Movable),
GeometryItemType.Cue);
Edges[1] = new GeometryItem(Edges[0].Points[1],
new GeometryPoint(midBottom, GeometryPointType.Movable),
GeometryItemType.Cue);
Edges[2] = new GeometryItem(Edges[1].Points[1],
new GeometryPoint(midLeft, GeometryPointType.Movable),
GeometryItemType.Cue);
Edges[3] = new GeometryItem(Edges[2].Points[1], Edges[0].Points[0],
GeometryItemType.Cue);
}
}
public Circle(Point center, int radius, ShapeStyle style)
: base(new Rectangle(center.X - radius, center.Y - radius, 2 * radius, 2 * radius),
0, style, "Layer - Circle", true)
{
RadiusGeometry = new GeometryItem(
new GeometryPoint(center, GeometryPointType.Movable),
new GeometryPoint(new Point(center.X + radius, center.Y), GeometryPointType.Movable),
GeometryItemType.Cue);
EditablegeometryCue.Add(RadiusGeometry);
}
public override void ConstructFrom(Rectangle region)
{
Point midTop, midBottom, midLeft, midRight;
MidpointGeometryConstructor.Points(out midTop, out midBottom, out midLeft, out midRight, region);
if (Axes == null)
{
Axes = new GeometryItem[2];
Axes[0] = new GeometryItem(new GeometryPoint(midTop, GeometryPointType.ResizableNS),
new GeometryPoint(midBottom, GeometryPointType.ResizableNS),
GeometryItemType.Cue);
Axes[1] = new GeometryItem(new GeometryPoint(midLeft, GeometryPointType.ResizableWE),
new GeometryPoint(midRight, GeometryPointType.ResizableWE),
GeometryItemType.Cue);
}
}
public void AddRange(GeometryItem[] items)
{
Items.AddRange(items);
Visible = visible;
}
public void Add(GeometryItem item)
{
Items.Add(item);
Visible = visible;
}