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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 GCSTRUCT_H | |
48 | #define GCSTRUCT_H | |
49 | ||
50 | #include "gc.h" | |
51 | ||
52 | #include "regionstr.h" | |
53 | #include "region.h" | |
54 | #include "pixmap.h" | |
55 | #include "screenint.h" | |
56 | #include "privates.h" | |
57 | #include <X11/Xprotostr.h> | |
58 | ||
59 | #define GCAllBits ((1 << (GCLastBit + 1)) - 1) | |
60 | ||
61 | /* | |
62 | * functions which modify the state of the GC | |
63 | */ | |
64 | ||
65 | typedef struct _GCFuncs { | |
66 | void (*ValidateGC) (GCPtr /*pGC */ , | |
67 | unsigned long /*stateChanges */ , | |
68 | DrawablePtr /*pDrawable */ ); | |
69 | ||
70 | void (*ChangeGC) (GCPtr /*pGC */ , | |
71 | unsigned long /*mask */ ); | |
72 | ||
73 | void (*CopyGC) (GCPtr /*pGCSrc */ , | |
74 | unsigned long /*mask */ , | |
75 | GCPtr /*pGCDst */ ); | |
76 | ||
77 | void (*DestroyGC) (GCPtr /*pGC */ ); | |
78 | ||
79 | void (*ChangeClip) (GCPtr /*pGC */ , | |
80 | int /*type */ , | |
81 | pointer /*pvalue */ , | |
82 | int /*nrects */ ); | |
83 | ||
84 | void (*DestroyClip) (GCPtr /*pGC */ ); | |
85 | ||
86 | void (*CopyClip) (GCPtr /*pgcDst */ , | |
87 | GCPtr /*pgcSrc */ ); | |
88 | } GCFuncs; | |
89 | ||
90 | /* | |
91 | * graphics operations invoked through a GC | |
92 | */ | |
93 | ||
94 | typedef struct _GCOps { | |
95 | void (*FillSpans) (DrawablePtr /*pDrawable */ , | |
96 | GCPtr /*pGC */ , | |
97 | int /*nInit */ , | |
98 | DDXPointPtr /*pptInit */ , | |
99 | int * /*pwidthInit */ , | |
100 | int /*fSorted */ ); | |
101 | ||
102 | void (*SetSpans) (DrawablePtr /*pDrawable */ , | |
103 | GCPtr /*pGC */ , | |
104 | char * /*psrc */ , | |
105 | DDXPointPtr /*ppt */ , | |
106 | int * /*pwidth */ , | |
107 | int /*nspans */ , | |
108 | int /*fSorted */ ); | |
109 | ||
110 | void (*PutImage) (DrawablePtr /*pDrawable */ , | |
111 | GCPtr /*pGC */ , | |
112 | int /*depth */ , | |
113 | int /*x */ , | |
114 | int /*y */ , | |
115 | int /*w */ , | |
116 | int /*h */ , | |
117 | int /*leftPad */ , | |
118 | int /*format */ , | |
119 | char * /*pBits */ ); | |
120 | ||
121 | RegionPtr (*CopyArea) (DrawablePtr /*pSrc */ , | |
122 | DrawablePtr /*pDst */ , | |
123 | GCPtr /*pGC */ , | |
124 | int /*srcx */ , | |
125 | int /*srcy */ , | |
126 | int /*w */ , | |
127 | int /*h */ , | |
128 | int /*dstx */ , | |
129 | int /*dsty */ ); | |
130 | ||
131 | RegionPtr (*CopyPlane) (DrawablePtr /*pSrcDrawable */ , | |
132 | DrawablePtr /*pDstDrawable */ , | |
133 | GCPtr /*pGC */ , | |
134 | int /*srcx */ , | |
135 | int /*srcy */ , | |
136 | int /*width */ , | |
137 | int /*height */ , | |
138 | int /*dstx */ , | |
139 | int /*dsty */ , | |
140 | unsigned long /*bitPlane */ ); | |
141 | void (*PolyPoint) (DrawablePtr /*pDrawable */ , | |
142 | GCPtr /*pGC */ , | |
143 | int /*mode */ , | |
144 | int /*npt */ , | |
145 | DDXPointPtr /*pptInit */ ); | |
146 | ||
147 | void (*Polylines) (DrawablePtr /*pDrawable */ , | |
148 | GCPtr /*pGC */ , | |
149 | int /*mode */ , | |
150 | int /*npt */ , | |
151 | DDXPointPtr /*pptInit */ ); | |
152 | ||
153 | void (*PolySegment) (DrawablePtr /*pDrawable */ , | |
154 | GCPtr /*pGC */ , | |
155 | int /*nseg */ , | |
156 | xSegment * /*pSegs */ ); | |
157 | ||
158 | void (*PolyRectangle) (DrawablePtr /*pDrawable */ , | |
159 | GCPtr /*pGC */ , | |
160 | int /*nrects */ , | |
161 | xRectangle * /*pRects */ ); | |
162 | ||
163 | void (*PolyArc) (DrawablePtr /*pDrawable */ , | |
164 | GCPtr /*pGC */ , | |
165 | int /*narcs */ , | |
166 | xArc * /*parcs */ ); | |
167 | ||
168 | void (*FillPolygon) (DrawablePtr /*pDrawable */ , | |
169 | GCPtr /*pGC */ , | |
170 | int /*shape */ , | |
171 | int /*mode */ , | |
172 | int /*count */ , | |
173 | DDXPointPtr /*pPts */ ); | |
174 | ||
175 | void (*PolyFillRect) (DrawablePtr /*pDrawable */ , | |
176 | GCPtr /*pGC */ , | |
177 | int /*nrectFill */ , | |
178 | xRectangle * /*prectInit */ ); | |
179 | ||
180 | void (*PolyFillArc) (DrawablePtr /*pDrawable */ , | |
181 | GCPtr /*pGC */ , | |
182 | int /*narcs */ , | |
183 | xArc * /*parcs */ ); | |
184 | ||
185 | int (*PolyText8) (DrawablePtr /*pDrawable */ , | |
186 | GCPtr /*pGC */ , | |
187 | int /*x */ , | |
188 | int /*y */ , | |
189 | int /*count */ , | |
190 | char * /*chars */ ); | |
191 | ||
192 | int (*PolyText16) (DrawablePtr /*pDrawable */ , | |
193 | GCPtr /*pGC */ , | |
194 | int /*x */ , | |
195 | int /*y */ , | |
196 | int /*count */ , | |
197 | unsigned short * /*chars */ ); | |
198 | ||
199 | void (*ImageText8) (DrawablePtr /*pDrawable */ , | |
200 | GCPtr /*pGC */ , | |
201 | int /*x */ , | |
202 | int /*y */ , | |
203 | int /*count */ , | |
204 | char * /*chars */ ); | |
205 | ||
206 | void (*ImageText16) (DrawablePtr /*pDrawable */ , | |
207 | GCPtr /*pGC */ , | |
208 | int /*x */ , | |
209 | int /*y */ , | |
210 | int /*count */ , | |
211 | unsigned short * /*chars */ ); | |
212 | ||
213 | void (*ImageGlyphBlt) (DrawablePtr /*pDrawable */ , | |
214 | GCPtr /*pGC */ , | |
215 | int /*x */ , | |
216 | int /*y */ , | |
217 | unsigned int /*nglyph */ , | |
218 | CharInfoPtr * /*ppci */ , | |
219 | pointer /*pglyphBase */ ); | |
220 | ||
221 | void (*PolyGlyphBlt) (DrawablePtr /*pDrawable */ , | |
222 | GCPtr /*pGC */ , | |
223 | int /*x */ , | |
224 | int /*y */ , | |
225 | unsigned int /*nglyph */ , | |
226 | CharInfoPtr * /*ppci */ , | |
227 | pointer /*pglyphBase */ ); | |
228 | ||
229 | void (*PushPixels) (GCPtr /*pGC */ , | |
230 | PixmapPtr /*pBitMap */ , | |
231 | DrawablePtr /*pDst */ , | |
232 | int /*w */ , | |
233 | int /*h */ , | |
234 | int /*x */ , | |
235 | int /*y */ ); | |
236 | } GCOps; | |
237 | ||
238 | /* there is padding in the bit fields because the Sun compiler doesn't | |
239 | * force alignment to 32-bit boundaries. losers. | |
240 | */ | |
241 | typedef struct _GC { | |
242 | ScreenPtr pScreen; | |
243 | unsigned char depth; | |
244 | unsigned char alu; | |
245 | unsigned short lineWidth; | |
246 | unsigned short dashOffset; | |
247 | unsigned short numInDashList; | |
248 | unsigned char *dash; | |
249 | unsigned int lineStyle:2; | |
250 | unsigned int capStyle:2; | |
251 | unsigned int joinStyle:2; | |
252 | unsigned int fillStyle:2; | |
253 | unsigned int fillRule:1; | |
254 | unsigned int arcMode:1; | |
255 | unsigned int subWindowMode:1; | |
256 | unsigned int graphicsExposures:1; | |
257 | unsigned int clientClipType:2; /* CT_<kind> */ | |
258 | unsigned int miTranslate:1; /* should mi things translate? */ | |
259 | unsigned int tileIsPixel:1; /* tile is solid pixel */ | |
260 | unsigned int fExpose:1; /* Call exposure handling */ | |
261 | unsigned int freeCompClip:1; /* Free composite clip */ | |
262 | unsigned int scratch_inuse:1; /* is this GC in a pool for reuse? */ | |
263 | unsigned int unused:13; /* see comment above */ | |
264 | unsigned long planemask; | |
265 | unsigned long fgPixel; | |
266 | unsigned long bgPixel; | |
267 | /* | |
268 | * alas -- both tile and stipple must be here as they | |
269 | * are independently specifiable | |
270 | */ | |
271 | PixUnion tile; | |
272 | PixmapPtr stipple; | |
273 | DDXPointRec patOrg; /* origin for (tile, stipple) */ | |
274 | struct _Font *font; | |
275 | DDXPointRec clipOrg; | |
276 | pointer clientClip; | |
277 | unsigned long stateChanges; /* masked with GC_<kind> */ | |
278 | unsigned long serialNumber; | |
279 | GCFuncs *funcs; | |
280 | GCOps *ops; | |
281 | PrivateRec *devPrivates; | |
282 | /* | |
283 | * The following were moved here from private storage to allow device- | |
284 | * independent access to them from screen wrappers. | |
285 | * --- 1997.11.03 Marc Aurele La France (tsi@xfree86.org) | |
286 | */ | |
287 | PixmapPtr pRotatedPixmap; /* tile/stipple rotated for alignment */ | |
288 | RegionPtr pCompositeClip; | |
289 | /* fExpose & freeCompClip defined above */ | |
290 | } GC; | |
291 | ||
292 | #endif /* GCSTRUCT_H */ |