Declaration
procedure SetRectangle(Rect: TRect; Alpha: integer); overload;
procedure SetRectangle(x1, y1, x2, y2: integer; Alpha: integer); overload;
Description
Set a rectangular selection. A pixel with mask 1 or >0 is selected.
| Parameter | Description |
| Rect | Rectangle to select |
| Alpha | Alpha value (0 = not selected, >0 selected) |
Example
// Select rectangle (10, 10 - 14, 14)
ImageEnView1.SelectionMask.SetRectangle(Rect(10, 10, 14, 14), 1);
ImageEnView1.SelectCustom();