Simulation support:

None. This function is mandatory for all drivers.

Description:

GreCreateLogColorTable defines the entries of the Logical Color Table.

This function must be supported by the presentation driver. GreCreateLogColorTable is called by GpiCreateLogColorTable to create a Logical Color Table, which is used in subsequent drawing operations.

#define INCL_GRE_COLORTABLE
#include <os2.h>

HDC      hdc;        /*  Device context handle. */
ULONG    flOptions;  /*  Options flag. */
LONG     lFormat;    /*  Format of entries in the table. */
LONG     lStart;     /*  Starting index. */
LONG     cCount;     /*  Number of elements supplied in the application data area. */
PLONG    pData;      /*  Pointer to the application data area. */
PVOID    pInstance;  /*  Pointer to instance data. */
ULONG    lFunction;
BOOL     rc;         /*  Return Codes. */

rc = GreCreateLogColorTable(hdc, flOptions,
       lFormat, lStart, cCount, pData, pInstance,
       lFunction);