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Convenience routine to add a rectangle to the region.
Source position: graphics.pp line 796
public procedure TRegion.AddRectangle( |
X1: Integer; |
Y1: Integer; |
X2: Integer; |
Y2: Integer |
); |
X1 |
|
Horizontal coordinate for one corner of the rectangular area. |
Y1 |
|
Vertical coordinate for one corner of the rectangular area. |
X2 |
|
Horizontal coordinate for the opposing corner of the rectangular area. |
Y2 |
|
Vertical coordinate for the opposing corner of the rectangular area. |
Gets a handle for the rectangular defined by the opposing corners with the X1, Y1, X2, and Y2 coordinates. The new region handle is OR-ed with the existing handle for the region.
Calls ReferenceNeeded to ensure that the handle for the region has been allocated.
Discards the new region handle by calling DeleteObject.
Version 3.2 | Generated 2024-02-25 | Home |