1 /*********************************************************** 2 3 Copyright 1987, 1998 The Open Group 4 5 Permission to use, copy, modify, distribute, and sell this software and its 6 documentation for any purpose is hereby granted without fee, provided that 7 the above copyright notice appear in all copies and that both that 8 copyright notice and this permission notice appear in supporting 9 documentation. 10 11 The above copyright notice and this permission notice shall be included in 12 all copies or substantial portions of the Software. 13 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 20 21 Except as contained in this notice, the name of The Open Group shall not be 22 used in advertising or otherwise to promote the sale, use or other dealings 23 in this Software without prior written authorization from The Open Group. 24 25 Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. 26 27 All Rights Reserved 28 29 Permission to use, copy, modify, and distribute this software and its 30 documentation for any purpose and without fee is hereby granted, 31 provided that the above copyright notice appear in all copies and that 32 both that copyright notice and this permission notice appear in 33 supporting documentation, and that the name of Digital not be 34 used in advertising or publicity pertaining to distribution of the 35 software without specific, written prior permission. 36 37 DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 38 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 39 DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 40 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 41 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 42 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 43 SOFTWARE. 44 45 ******************************************************************/ 46 47 #ifndef GC_H 48 #define GC_H 49 50 #include <X11/X.h> /* for GContext, Mask */ 51 #include <X11/Xdefs.h> /* for Bool */ 52 #include <X11/Xproto.h> 53 #include "screenint.h" /* for ScreenPtr */ 54 #include "pixmap.h" /* for DrawablePtr */ 55 56 /* clientClipType field in GC */ 57 #define CT_NONE 0 58 #define CT_PIXMAP 1 59 #define CT_REGION 2 60 #define CT_UNSORTED 6 61 #define CT_YSORTED 10 62 #define CT_YXSORTED 14 63 #define CT_YXBANDED 18 64 65 #define GCQREASON_VALIDATE 1 66 #define GCQREASON_CHANGE 2 67 #define GCQREASON_COPY_SRC 3 68 #define GCQREASON_COPY_DST 4 69 #define GCQREASON_DESTROY 5 70 71 #define GC_CHANGE_SERIAL_BIT (((unsigned long)1)<<31) 72 #define GC_CALL_VALIDATE_BIT (1L<<30) 73 #define GCExtensionInterest (1L<<29) 74 75 #define DRAWABLE_SERIAL_BITS (~(GC_CHANGE_SERIAL_BIT)) 76 77 #define MAX_SERIAL_NUM (1L<<28) 78 79 #define NEXT_SERIAL_NUMBER ((++globalSerialNumber) > MAX_SERIAL_NUM ? \ 80 (globalSerialNumber = 1): globalSerialNumber) 81 82 typedef struct _GCInterest *GCInterestPtr; 83 typedef struct _GC *GCPtr; 84 typedef struct _GCOps *GCOpsPtr; 85 86 extern _X_EXPORT void ValidateGC(DrawablePtr /*pDraw */ , 87 GCPtr /*pGC */ ); 88 89 typedef union { 90 CARD32 val; 91 void *ptr; 92 } ChangeGCVal, *ChangeGCValPtr; 93 94 extern int ChangeGCXIDs(ClientPtr /*client */ , 95 GCPtr /*pGC */ , 96 BITS32 /*mask */ , 97 CARD32 * /*pval */ ); 98 99 extern _X_EXPORT int ChangeGC(ClientPtr /*client */ , 100 GCPtr /*pGC */ , 101 BITS32 /*mask */ , 102 ChangeGCValPtr /*pCGCV */ ); 103 104 extern _X_EXPORT GCPtr CreateGC(DrawablePtr /*pDrawable */ , 105 BITS32 /*mask */ , 106 XID * /*pval */ , 107 int * /*pStatus */ , 108 XID /*gcid */ , 109 ClientPtr /*client */ ); 110 111 extern _X_EXPORT int CopyGC(GCPtr /*pgcSrc */ , 112 GCPtr /*pgcDst */ , 113 BITS32 /*mask */ ); 114 115 extern _X_EXPORT int FreeGC(void *pGC, 116 XID gid); 117 118 extern _X_EXPORT void FreeGCperDepth(int /*screenNum */ ); 119 120 extern _X_EXPORT Bool CreateGCperDepth(int /*screenNum */ ); 121 122 extern _X_EXPORT Bool CreateDefaultStipple(int /*screenNum */ ); 123 124 extern _X_EXPORT void FreeDefaultStipple(int /*screenNum */ ); 125 126 extern _X_EXPORT int SetDashes(GCPtr /*pGC */ , 127 unsigned /*offset */ , 128 unsigned /*ndash */ , 129 unsigned char * /*pdash */ ); 130 131 extern _X_EXPORT int VerifyRectOrder(int /*nrects */ , 132 xRectangle * /*prects */ , 133 int /*ordering */ ); 134 135 extern _X_EXPORT int SetClipRects(GCPtr /*pGC */ , 136 int /*xOrigin */ , 137 int /*yOrigin */ , 138 int /*nrects */ , 139 xRectangle * /*prects */ , 140 int /*ordering */ ); 141 142 extern _X_EXPORT GCPtr GetScratchGC(unsigned /*depth */ , 143 ScreenPtr /*pScreen */ ); 144 145 extern _X_EXPORT void FreeScratchGC(GCPtr /*pGC */ ); 146 147 #endif /* GC_H */ 148