[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index]

Reference for unit 'InterfaceBase' (#lcl)

TWidgetSet.FloodFill

Fills an area of the display surface with the current brush.

Declaration

Source position: winapih.inc line 105

public function TWidgetSet.FloodFill(

DC: HDC;

Brush: HBRUSH

):Boolean; virtual;

`DC`		The device context.
`X`		The starting point.
`Y`		The starting point.
`Color`		The area or boundary color, depending on FillStyle.
`FillStyle`		fsBorder or fsSurface.
`Brush`		The brush used to fill the area.

False on failure.

FillStyle specifies the area:

When FillStyle is fsBorder, the area is bounded by a certain Color, the boundary must not have gaps in it.
When FillStyle is fsSurface, the area has the specified Color, and all adjacent pixels of this color are replaced.

Filling starts at a given point, which resides somewhere inside the area.

Version 4.0

Generated 2025-05-03