## Presentation Device Driver Reference for OS/2

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### GreCharStringPos Parameter - flOptions

flOptions (ULONG) - input Options flag.

The following flags can be used in combination:

CHS_OPAQUE Background of characters is defined by the rectangle prclRect. The rectangle is to be shaded (with background color and overpaint) before drawing.

CHS_VECTOR Increment vector supplied (pAdx). If 0, pAdx is ignored.

CHS_LEAVEPOS Leave current position at the start of the string.

CHS_CLIP Clip string to rectangle.

CHS_START_XY Start position of the string. When set, the handling routine must draw the string from the position indicated by pptlStart. If this flag is not set, the current position is used.

CHS_ATTR_INFO Attributes to be used. When this flag is set, pAttrs indicates the foreground and background colors. Current attributes are unchanged. If the flag is not set, the string is drawn using the current character attributes. See Character Attributes.

CHS_UNDERSCORE Underscore the characters. See the FATTRS structure in GreCreateLogicalFont.

CHS_STRIKEOUT Overstrike the characters.