Perform 2d OR operation of rectangle with region, leaving result in region.
Source position: agraphics.pas line 2214
function OrRectRegionND( |
Reg: PRegion; |
Rect: PRectangle |
):PRegion; |
Reg |
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A pointer to Region structure |
Rect |
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A pointer to Rectangle structure |
The resulting region or nil in case there's no enough free memory
If any portion of rectangle is not in the region then add that portion to the region.
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Perform 2d AND operation of rectangle with region, leaving result in region. |
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Perform 2d OR operation of one region with second region, leaving result in second region |
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Perform 2d XOR operation of one region with second region, leaving result in second region |
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Perform 2d OR operation of rectangle with region, leaving result in region. |
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Perform 2d CLEAR operation of rectangle with region, leaving result in region. |
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Allocates memory for a new Region and initializes it to an empty Region. |