| 1 | /***********************************************************
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| 2 |
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| 3 | Copyright 1987, 1998 The Open Group
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| 4 |
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| 5 | Permission to use, copy, modify, distribute, and sell this software and its
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| 6 | documentation for any purpose is hereby granted without fee, provided that
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| 7 | the above copyright notice appear in all copies and that both that
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| 8 | copyright notice and this permission notice appear in supporting
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| 9 | documentation.
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| 10 |
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| 11 | The above copyright notice and this permission notice shall be included in
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| 12 | all copies or substantial portions of the Software.
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| 13 |
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| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 17 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 18 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 19 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 20 |
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| 21 | Except as contained in this notice, the name of The Open Group shall not be
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| 22 | used in advertising or otherwise to promote the sale, use or other dealings
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| 23 | in this Software without prior written authorization from The Open Group.
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| 24 |
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| 25 |
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| 26 | Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 27 |
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| 28 | All Rights Reserved
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| 29 |
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| 30 | Permission to use, copy, modify, and distribute this software and its
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| 31 | documentation for any purpose and without fee is hereby granted,
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| 32 | provided that the above copyright notice appear in all copies and that
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| 33 | both that copyright notice and this permission notice appear in
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| 34 | supporting documentation, and that the name of Digital not be
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| 35 | used in advertising or publicity pertaining to distribution of the
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| 36 | software without specific, written prior permission.
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| 37 |
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| 38 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| 39 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| 40 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| 41 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 42 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| 43 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| 44 | SOFTWARE.
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| 45 |
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| 46 | ******************************************************************/
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| 47 |
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| 48 | #ifndef GC_H
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| 49 | #define GC_H
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| 50 |
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| 51 | #include <X11/X.h> /* for GContext, Mask */
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| 52 | #include <X11/Xdefs.h> /* for Bool */
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| 53 | #include <X11/Xproto.h>
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| 54 | #include "screenint.h" /* for ScreenPtr */
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| 55 | #include "pixmap.h" /* for DrawablePtr */
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| 56 |
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| 57 | /* clientClipType field in GC */
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| 58 | #define CT_NONE 0
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| 59 | #define CT_PIXMAP 1
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| 60 | #define CT_REGION 2
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| 61 | #define CT_UNSORTED 6
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| 62 | #define CT_YSORTED 10
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| 63 | #define CT_YXSORTED 14
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| 64 | #define CT_YXBANDED 18
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| 65 |
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| 66 | #define GCQREASON_VALIDATE 1
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| 67 | #define GCQREASON_CHANGE 2
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| 68 | #define GCQREASON_COPY_SRC 3
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| 69 | #define GCQREASON_COPY_DST 4
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| 70 | #define GCQREASON_DESTROY 5
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| 71 |
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| 72 | #define GC_CHANGE_SERIAL_BIT (((unsigned long)1)<<31)
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| 73 | #define GC_CALL_VALIDATE_BIT (1L<<30)
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| 74 | #define GCExtensionInterest (1L<<29)
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| 75 |
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| 76 | #define DRAWABLE_SERIAL_BITS (~(GC_CHANGE_SERIAL_BIT))
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| 77 |
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| 78 | #define MAX_SERIAL_NUM (1L<<28)
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| 79 |
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| 80 | #define NEXT_SERIAL_NUMBER ((++globalSerialNumber) > MAX_SERIAL_NUM ? \
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| 81 | (globalSerialNumber = 1): globalSerialNumber)
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| 82 |
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| 83 | typedef struct _GCInterest *GCInterestPtr;
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| 84 | typedef struct _GC *GCPtr;
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| 85 | typedef struct _GCOps *GCOpsPtr;
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| 86 |
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| 87 | extern void ValidateGC(
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| 88 | DrawablePtr /*pDraw*/,
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| 89 | GCPtr /*pGC*/);
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| 90 |
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| 91 | extern int ChangeGC(
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| 92 | GCPtr/*pGC*/,
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| 93 | BITS32 /*mask*/,
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| 94 | XID* /*pval*/);
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| 95 |
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| 96 | extern int DoChangeGC(
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| 97 | GCPtr/*pGC*/,
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| 98 | BITS32 /*mask*/,
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| 99 | XID* /*pval*/,
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| 100 | int /*fPointer*/);
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| 101 |
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| 102 | typedef union {
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| 103 | CARD32 val;
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| 104 | pointer ptr;
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| 105 | } ChangeGCVal, *ChangeGCValPtr;
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| 106 |
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| 107 | extern int dixChangeGC(
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| 108 | ClientPtr /*client*/,
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| 109 | GCPtr /*pGC*/,
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| 110 | BITS32 /*mask*/,
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| 111 | CARD32 * /*pval*/,
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| 112 | ChangeGCValPtr /*pCGCV*/);
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| 113 |
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| 114 | extern GCPtr CreateGC(
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| 115 | DrawablePtr /*pDrawable*/,
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| 116 | BITS32 /*mask*/,
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| 117 | XID* /*pval*/,
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| 118 | int* /*pStatus*/);
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| 119 |
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| 120 | extern int CopyGC(
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| 121 | GCPtr/*pgcSrc*/,
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| 122 | GCPtr/*pgcDst*/,
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| 123 | BITS32 /*mask*/);
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| 124 |
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| 125 | extern int FreeGC(
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| 126 | pointer /*pGC*/,
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| 127 | XID /*gid*/);
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| 128 |
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| 129 | extern void SetGCMask(
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| 130 | GCPtr /*pGC*/,
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| 131 | Mask /*selectMask*/,
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| 132 | Mask /*newDataMask*/);
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| 133 |
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| 134 | extern GCPtr CreateScratchGC(
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| 135 | ScreenPtr /*pScreen*/,
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| 136 | unsigned /*depth*/);
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| 137 |
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| 138 | extern void FreeGCperDepth(
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| 139 | int /*screenNum*/);
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| 140 |
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| 141 | extern Bool CreateGCperDepth(
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| 142 | int /*screenNum*/);
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| 143 |
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| 144 | extern Bool CreateDefaultStipple(
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| 145 | int /*screenNum*/);
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| 146 |
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| 147 | extern void FreeDefaultStipple(
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| 148 | int /*screenNum*/);
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| 149 |
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| 150 | extern int SetDashes(
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| 151 | GCPtr /*pGC*/,
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| 152 | unsigned /*offset*/,
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| 153 | unsigned /*ndash*/,
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| 154 | unsigned char* /*pdash*/);
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| 155 |
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| 156 | extern int VerifyRectOrder(
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| 157 | int /*nrects*/,
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| 158 | xRectangle* /*prects*/,
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| 159 | int /*ordering*/);
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| 160 |
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| 161 | extern int SetClipRects(
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| 162 | GCPtr /*pGC*/,
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| 163 | int /*xOrigin*/,
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| 164 | int /*yOrigin*/,
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| 165 | int /*nrects*/,
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| 166 | xRectangle* /*prects*/,
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| 167 | int /*ordering*/);
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| 168 |
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| 169 | extern GCPtr GetScratchGC(
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| 170 | unsigned /*depth*/,
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| 171 | ScreenPtr /*pScreen*/);
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| 172 |
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| 173 | extern void FreeScratchGC(
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| 174 | GCPtr /*pGC*/);
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| 175 |
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| 176 | #endif /* GC_H */
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