/// <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 Line(Point begin, Point end, ShapeStyle style)
: base(new Rectangle(
Math.Min(begin.X, end.X),
Math.Min(begin.Y, end.Y),
Math.Abs(begin.X - end.X),
Math.Abs(begin.Y - end.Y)),
0,
style,
"Layer - Line")
{
Begin = new GeometryPoint(begin, GeometryPointType.Movable);
End = new GeometryPoint(end, GeometryPointType.Movable);
EditablegeometryCue.Add(Begin);
EditablegeometryCue.Add(End);
}
public void AddRange(GeometryPoint[] points)
{
Points.AddRange(points);
Visible = visible;
}
public void Add(GeometryPoint point)
{
Points.Add(point);
Visible = visible;
}
public GeometryItem(GeometryPoint first, GeometryPoint second, GeometryItemType type)
{
Points = new[] { first, second };
Type = type;
}
