DIB_ScanLR

WORD ScanLR(LPPDEVICE lpDestDev, WORD X, WORD Y, PCOLOR dwPhysColor,
    WORD Style)

Scans the display surface horizontally from the given pixel, looking for the first pixel having the given color or a pixel that has any other color.

Value	Meaning
Number of scan-lines copied	Function succeeded.
0x0000	An error occurred and no scan lines were copied.
0xFFFF	GDI must simulate the operation.

lpDestDev

Address of a PDEVICE or PBITMAP structure specifying the destination device or bitmap.

X and Y

The x- and y-coordinates of the starting pixel.

dwPhysColor

Specifies a physical color value.

Style

The action to take. This parameter can be a combination of the following values.

Value	Meaning
0x0001	Scans for a pixel with color matching the dwPhysColor parameter. If this value is not given, the function scans for a pixel with color that does not match.
0x0002	Scans to the left. If this value is not specified, the function scans to the right.

The export ordinal for this function is 12.