TcxRegionOperation Enum
In This Article
Enumerates combine operations applicable to window regions.
#Declaration
Delphi
TcxRegionOperation = (
roSet,
roAdd,
roSubtract,
roIntersect
);
#Members
Name |
---|
ro
|
ro
|
ro
|
ro
|
#Remarks
Options include:
Value | Description |
---|---|
ro |
Replaces the current region with a specified source region. This value maps to the RGN_COPY constant. |
ro |
Joins two window regions. This value maps to the RGN_OR constant. |
ro |
Shrinks the current window region down to a difference between the current and source regions. This value maps to the RGN_DIFF constant. |
ro |
Shrinks the current window region down to an intersection between the current and source regions. This value maps to the RGN_ADD constant. |
The TcxCanvas.SetClipRegion and TcxRegion.Combine procedures accept a TcxRegionOperation value.
See Also