/* *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved. * *Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the *"Software"), to deal in the Software without restriction, including *without limitation the rights to use, copy, modify, merge, publish, *distribute, sublicense, and/or sell copies of the Software, and to *permit persons to whom the Software is furnished to do so, subject to *the following conditions: * *The above copyright notice and this permission notice shall be *included in all copies or substantial portions of the Software. * *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * *Except as contained in this notice, the name of Harold L Hunt II *shall not be used in advertising or otherwise to promote the sale, use *or other dealings in this Software without prior written authorization *from Harold L Hunt II. * * Authors: Harold L Hunt II */ #ifdef HAVE_XWIN_CONFIG_H #include <xwin-config.h> #endif #include "win.h" void winPushPixels (GCPtr pGC, PixmapPtr pBitMap, DrawablePtr pDrawable, int dx, int dy, int xOrg, int yOrg); /* * Local prototypes */ static void winValidateGCNativeGDI (GCPtr pGC, unsigned long changes, DrawablePtr pDrawable); static void winDestroyGCNativeGDI (GCPtr pGC); const GCFuncs winGCFuncs = { winValidateGCNativeGDI, miChangeGC, miCopyGC, winDestroyGCNativeGDI, miChangeClip, miDestroyClip, miCopyClip, }; /* Drawing Primitives */ const GCOps winGCOps = { winFillSpansNativeGDI, winSetSpansNativeGDI, miPutImage, miCopyArea, miCopyPlane, miPolyPoint, winPolyLineNativeGDI, miPolySegment, miPolyRectangle, miPolyArc, miFillPolygon, miPolyFillRect, miPolyFillArc, miPolyText8, miPolyText16, miImageText8, miImageText16, miImageGlyphBlt, miPolyGlyphBlt, miPushPixels, }; /* See Porting Layer Definition - p. 45 */ /* See mfb/mfbgc.c - mfbCreateGC() */ /* See Strategies for Porting - pp. 15, 16 */ Bool winCreateGCNativeGDI (GCPtr pGC) { winPrivGCPtr pGCPriv = NULL; winPrivScreenPtr pScreenPriv = NULL; winDebug ("winCreateGCNativeGDI - depth: %d\n", pGC->depth); pGC->ops = (GCOps *) &winGCOps; pGC->funcs = (GCFuncs *) &winGCFuncs; /* We want all coordinates passed to spans functions to be screen relative */ pGC->miTranslate = TRUE; /* Allocate privates for this GC */ pGCPriv = winGetGCPriv (pGC); if (pGCPriv == NULL) { ErrorF ("winCreateGCNativeGDI () - Privates pointer was NULL\n"); return FALSE; } /* Create a new screen DC for the display window */ pScreenPriv = winGetScreenPriv (pGC->pScreen); pGCPriv->hdc = GetDC (pScreenPriv->hwndScreen); /* Allocate a memory DC for the GC */ pGCPriv->hdcMem = CreateCompatibleDC (pGCPriv->hdc); return TRUE; } static void winValidateGCNativeGDI (GCPtr pGC, unsigned long ulChanges, DrawablePtr pDrawable) { if ((ulChanges & (GCClipXOrigin | GCClipYOrigin | GCClipMask | GCSubwindowMode)) || (pDrawable->serialNumber != (pGC->serialNumber & DRAWABLE_SERIAL_BITS))) { miComputeCompositeClip (pGC, pDrawable); } } /* See Porting Layer Definition - p. 46 */ static void winDestroyGCNativeGDI (GCPtr pGC) { winGCPriv(pGC); winScreenPriv(pGC->pScreen); if (pGC->freeCompClip) RegionDestroy(pGC->pCompositeClip); /* Free the memory DC */ if (pGCPriv->hdcMem != NULL) { DeleteDC (pGCPriv->hdcMem); pGCPriv->hdcMem = NULL; } /* Release the screen DC for the display window */ if (pGCPriv->hdc != NULL) { ReleaseDC (pScreenPriv->hwndScreen, pGCPriv->hdc); pGCPriv->hdc = NULL; } /* Invalidate the GC privates pointer */ winSetGCPriv (pGC, NULL); }