147 lines
3.0 KiB
C
147 lines
3.0 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/xf8_32bpp/cfbgcmisc.c,v 1.3 2000/02/29 00:17:16 mvojkovi Exp $ */
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#include "X.h"
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#include "Xmd.h"
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#include "Xproto.h"
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#define PSZ 8
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#include "cfb.h"
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#undef PSZ
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#include "cfb32.h"
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#include "cfb8_32.h"
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#include "fontstruct.h"
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#include "dixfontstr.h"
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#include "gcstruct.h"
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#include "windowstr.h"
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#include "pixmapstr.h"
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#include "scrnintstr.h"
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#include "region.h"
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#include "mistruct.h"
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#include "mibstore.h"
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#include "migc.h"
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static void cfb8_32ValidateGC(GCPtr, unsigned long, DrawablePtr);
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static void cfb8_32DestroyGC(GCPtr pGC);
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static void cfb32DestroyGC_Underlay(GCPtr pGC);
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static
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GCFuncs cfb8_32GCFuncs = {
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cfb8_32ValidateGC,
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miChangeGC,
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miCopyGC,
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cfb8_32DestroyGC,
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miChangeClip,
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miDestroyClip,
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miCopyClip,
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};
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static
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GCFuncs cfb32GCFuncs_Underlay = {
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cfb32ValidateGC_Underlay,
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miChangeGC,
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miCopyGC,
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cfb32DestroyGC_Underlay,
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miChangeClip,
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miDestroyClip,
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miCopyClip,
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};
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static void
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cfb32DestroyGC_Underlay(GCPtr pGC)
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{
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if (pGC->freeCompClip)
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REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);
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if(pGC->ops)
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miDestroyGCOps(pGC->ops);
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}
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static void
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cfb8_32DestroyGC(GCPtr pGC)
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{
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cfb8_32GCPtr pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
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if (pGC->freeCompClip)
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REGION_DESTROY(pGC->pScreen, pGC->pCompositeClip);
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if(pGCPriv->Ops8bpp)
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miDestroyGCOps(pGCPriv->Ops8bpp);
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if(pGCPriv->Ops32bpp)
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miDestroyGCOps(pGCPriv->Ops32bpp);
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}
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Bool
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cfb8_32CreateGC(GCPtr pGC)
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{
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cfb8_32GCPtr pGCPriv;
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cfbPrivGC *pPriv;
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if (PixmapWidthPaddingInfo[pGC->depth].padPixelsLog2 == LOG2_BITMAP_PAD)
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return (mfbCreateGC(pGC));
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pGC->clientClip = NULL;
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pGC->clientClipType = CT_NONE;
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pGC->miTranslate = 1;
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pGC->fExpose = TRUE;
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pGC->freeCompClip = FALSE;
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pGC->pRotatedPixmap = (PixmapPtr) NULL;
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pPriv = cfbGetGCPrivate(pGC);
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pPriv->rop = pGC->alu;
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pPriv->oneRect = FALSE;
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pGC->ops = NULL;
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if (pGC->depth == 8) {
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pGC->funcs = &cfb8_32GCFuncs;
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pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
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pGCPriv->Ops8bpp = NULL;
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pGCPriv->Ops32bpp = NULL;
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pGCPriv->OpsAre8bpp = FALSE;
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pGCPriv->changes = 0;
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} else
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pGC->funcs = &cfb32GCFuncs_Underlay;
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return TRUE;
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}
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static void
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cfb8_32ValidateGC(
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GCPtr pGC,
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unsigned long changes,
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DrawablePtr pDraw
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){
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cfb8_32GCPtr pGCPriv = CFB8_32_GET_GC_PRIVATE(pGC);
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if(pDraw->bitsPerPixel == 32) {
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if(pGCPriv->OpsAre8bpp) {
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int origChanges = changes;
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pGC->ops = pGCPriv->Ops32bpp;
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changes |= pGCPriv->changes;
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pGCPriv->changes = origChanges;
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pGCPriv->OpsAre8bpp = FALSE;
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} else
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pGCPriv->changes |= changes;
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cfb8_32ValidateGC32(pGC, changes, pDraw);
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pGCPriv->Ops32bpp = pGC->ops;
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} else { /* bitsPerPixel == 8 */
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if(!pGCPriv->OpsAre8bpp) {
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int origChanges = changes;
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pGC->ops = pGCPriv->Ops8bpp;
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changes |= pGCPriv->changes;
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pGCPriv->changes = origChanges;
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pGCPriv->OpsAre8bpp = TRUE;
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} else
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pGCPriv->changes |= changes;
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cfb8_32ValidateGC8(pGC, changes, pDraw);
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pGCPriv->Ops8bpp = pGC->ops;
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}
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}
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