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PgSetGC(), PgSetGCCx()

Set current graphics context

Synopsis:

PhGC_t *PgSetGC( PhGC_t *GC );

PhGC_t *PgSetGCCx( void *dc,
                   PhGC_t *GC );

Arguments:

dc

PgSetGCCx() only. A void pointer to any type of draw context. Examples of draw contexts are:

• a PhDrawContext_t returned by PhDCCreate()
• a PmMemoryContext_t returned by PmMemCreateMC()
• a PpPrintContext_t returned by PpCreatePC()
• a PdOffscreenContext_t returned by PdCreateOffscreenContext()

GC

A pointer to a graphics context, as returned by PgCreateGC().

Library:

ph

Description:

These functions set the current graphics context to GC.

PgSetGC() works on the current draw context, while you can specify the draw context for PgSetGCCx().

Returns:

A pointer to the previous graphics context.

Classification:

Photon

See also:

PgCreateGC(), PgDestroyGC(), PgGetGC*()