Raster Images: Creating and Using a Region

Raster Images:
Region Processing
Creating and Using a Region

Automatic creation of a region:

OnRgnChange event

RgnMarkingMode property

RgnFrameColor property

RgnFrameType property

Automatic Creation of a floater:

AutoFloater property

EnableFloater property

CancelFloater method

Low-level methods for creating and manipulating a floater:

Floater property

FloaterVisible property

IsPtInFloater method

SetFloaterDstRect method

SetFloaterDstClipRect method

FloaterDstHeight property

FloaterDstLeft property

FloaterDstTop property

FloaterDstWidth property

FloaterDstClipHeight property

FloaterDstClipLeft property

FloaterDstClipTop property

FloaterDstClipWidth property

FloaterHeight property

FloaterWidth property

Storing, retrieving, and deleting regions:

GetRgnHandle method

DeleteRgnHandle method

ResizeRgn method

SetRgnHandle method

SetRgnMagicWand method

Getting region information:

GetBitmapClipSegments method

GetFeretsDiameter method

GetRgnArea method

GetRgnContourPoints method

GetRgnPerimeterLength method

HasRgn property

IsPtInRgn method

RgnHeight property

RgnLeft property

RgnTop property

RgnWidth property

Low-level methods for creating regions:

BezierSize property

BezierX property

BezierY property

CurveClose property

CurveSize property

CurveTension property

CurveToBezier method

CurveType property

CurveX property

CurveY property

SetRgnBorder method

SetRgnCurve method

SetRgnEllipse method

SetRgnRect method

SetRgnRoundRect method

SetRgnColor method

PolygonSize property

PolygonPoint property

SetRgnPolygon method

For working with the current region:

HolesRemovalRgn method

OffsetRgn method

PaintRgnOnly property

RepaintRect method

SetRgnColorHSVRange method

SetRgnColorRGBRange method