Commit | Line | Data |
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a09e091a JB |
1 | /* |
2 | ||
3 | Copyright 1993 by Davor Matic | |
4 | ||
5 | Permission to use, copy, modify, distribute, and sell this software | |
6 | and its documentation for any purpose is hereby granted without fee, | |
7 | provided that the above copyright notice appear in all copies and that | |
8 | both that copyright notice and this permission notice appear in | |
9 | supporting documentation. Davor Matic makes no representations about | |
10 | the suitability of this software for any purpose. It is provided "as | |
11 | is" without express or implied warranty. | |
12 | ||
13 | */ | |
14 | ||
15 | #ifdef HAVE_XNEST_CONFIG_H | |
16 | #include <xnest-config.h> | |
17 | #endif | |
18 | ||
19 | #include <X11/X.h> | |
20 | #include <X11/Xproto.h> | |
21 | #include "gcstruct.h" | |
22 | #include "windowstr.h" | |
23 | #include "pixmapstr.h" | |
24 | #include "scrnintstr.h" | |
25 | #include <X11/fonts/fontstruct.h> | |
26 | #include "mistruct.h" | |
27 | #include "region.h" | |
28 | ||
29 | #include "Xnest.h" | |
30 | ||
31 | #include "Display.h" | |
32 | #include "XNGC.h" | |
33 | #include "GCOps.h" | |
34 | #include "Drawable.h" | |
35 | #include "XNFont.h" | |
36 | #include "Color.h" | |
37 | ||
38 | DevPrivateKeyRec xnestGCPrivateKeyRec; | |
39 | ||
40 | static GCFuncs xnestFuncs = { | |
41 | xnestValidateGC, | |
42 | xnestChangeGC, | |
43 | xnestCopyGC, | |
44 | xnestDestroyGC, | |
45 | xnestChangeClip, | |
46 | xnestDestroyClip, | |
47 | xnestCopyClip, | |
48 | }; | |
49 | ||
50 | static GCOps xnestOps = { | |
51 | xnestFillSpans, | |
52 | xnestSetSpans, | |
53 | xnestPutImage, | |
54 | xnestCopyArea, | |
55 | xnestCopyPlane, | |
56 | xnestPolyPoint, | |
57 | xnestPolylines, | |
58 | xnestPolySegment, | |
59 | xnestPolyRectangle, | |
60 | xnestPolyArc, | |
61 | xnestFillPolygon, | |
62 | xnestPolyFillRect, | |
63 | xnestPolyFillArc, | |
64 | xnestPolyText8, | |
65 | xnestPolyText16, | |
66 | xnestImageText8, | |
67 | xnestImageText16, | |
68 | xnestImageGlyphBlt, | |
69 | xnestPolyGlyphBlt, | |
70 | xnestPushPixels | |
71 | }; | |
72 | ||
73 | Bool | |
74 | xnestCreateGC(GCPtr pGC) | |
75 | { | |
76 | pGC->funcs = &xnestFuncs; | |
77 | pGC->ops = &xnestOps; | |
78 | ||
79 | pGC->miTranslate = 1; | |
80 | ||
81 | xnestGCPriv(pGC)->gc = XCreateGC(xnestDisplay, | |
82 | xnestDefaultDrawables[pGC->depth], | |
83 | 0L, NULL); | |
84 | ||
85 | return True; | |
86 | } | |
87 | ||
88 | void | |
89 | xnestValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable) | |
90 | { | |
91 | } | |
92 | ||
93 | void | |
94 | xnestChangeGC(GCPtr pGC, unsigned long mask) | |
95 | { | |
96 | XGCValues values; | |
97 | ||
98 | if (mask & GCFunction) | |
99 | values.function = pGC->alu; | |
100 | ||
101 | if (mask & GCPlaneMask) | |
102 | values.plane_mask = pGC->planemask; | |
103 | ||
104 | if (mask & GCForeground) | |
105 | values.foreground = xnestPixel(pGC->fgPixel); | |
106 | ||
107 | if (mask & GCBackground) | |
108 | values.background = xnestPixel(pGC->bgPixel); | |
109 | ||
110 | if (mask & GCLineWidth) | |
111 | values.line_width = pGC->lineWidth; | |
112 | ||
113 | if (mask & GCLineStyle) | |
114 | values.line_style = pGC->lineStyle; | |
115 | ||
116 | if (mask & GCCapStyle) | |
117 | values.cap_style = pGC->capStyle; | |
118 | ||
119 | if (mask & GCJoinStyle) | |
120 | values.join_style = pGC->joinStyle; | |
121 | ||
122 | if (mask & GCFillStyle) | |
123 | values.fill_style = pGC->fillStyle; | |
124 | ||
125 | if (mask & GCFillRule) | |
126 | values.fill_rule = pGC->fillRule; | |
127 | ||
128 | if (mask & GCTile) { | |
129 | if (pGC->tileIsPixel) | |
130 | mask &= ~GCTile; | |
131 | else | |
132 | values.tile = xnestPixmap(pGC->tile.pixmap); | |
133 | } | |
134 | ||
135 | if (mask & GCStipple) | |
136 | values.stipple = xnestPixmap(pGC->stipple); | |
137 | ||
138 | if (mask & GCTileStipXOrigin) | |
139 | values.ts_x_origin = pGC->patOrg.x; | |
140 | ||
141 | if (mask & GCTileStipYOrigin) | |
142 | values.ts_y_origin = pGC->patOrg.y; | |
143 | ||
144 | if (mask & GCFont) | |
145 | values.font = xnestFont(pGC->font); | |
146 | ||
147 | if (mask & GCSubwindowMode) | |
148 | values.subwindow_mode = pGC->subWindowMode; | |
149 | ||
150 | if (mask & GCGraphicsExposures) | |
151 | values.graphics_exposures = pGC->graphicsExposures; | |
152 | ||
153 | if (mask & GCClipXOrigin) | |
154 | values.clip_x_origin = pGC->clipOrg.x; | |
155 | ||
156 | if (mask & GCClipYOrigin) | |
157 | values.clip_y_origin = pGC->clipOrg.y; | |
158 | ||
159 | if (mask & GCClipMask) /* this is handled in change clip */ | |
160 | mask &= ~GCClipMask; | |
161 | ||
162 | if (mask & GCDashOffset) | |
163 | values.dash_offset = pGC->dashOffset; | |
164 | ||
165 | if (mask & GCDashList) { | |
166 | mask &= ~GCDashList; | |
167 | XSetDashes(xnestDisplay, xnestGC(pGC), | |
168 | pGC->dashOffset, (char *) pGC->dash, pGC->numInDashList); | |
169 | } | |
170 | ||
171 | if (mask & GCArcMode) | |
172 | values.arc_mode = pGC->arcMode; | |
173 | ||
174 | if (mask) | |
175 | XChangeGC(xnestDisplay, xnestGC(pGC), mask, &values); | |
176 | } | |
177 | ||
178 | void | |
179 | xnestCopyGC(GCPtr pGCSrc, unsigned long mask, GCPtr pGCDst) | |
180 | { | |
181 | XCopyGC(xnestDisplay, xnestGC(pGCSrc), mask, xnestGC(pGCDst)); | |
182 | } | |
183 | ||
184 | void | |
185 | xnestDestroyGC(GCPtr pGC) | |
186 | { | |
187 | XFreeGC(xnestDisplay, xnestGC(pGC)); | |
188 | } | |
189 | ||
190 | void | |
191 | xnestChangeClip(GCPtr pGC, int type, pointer pValue, int nRects) | |
192 | { | |
193 | int i, size; | |
194 | BoxPtr pBox; | |
195 | XRectangle *pRects; | |
196 | ||
197 | xnestDestroyClipHelper(pGC); | |
198 | ||
199 | switch (type) { | |
200 | case CT_NONE: | |
201 | XSetClipMask(xnestDisplay, xnestGC(pGC), None); | |
202 | break; | |
203 | ||
204 | case CT_REGION: | |
205 | nRects = RegionNumRects((RegionPtr) pValue); | |
206 | size = nRects * sizeof(*pRects); | |
207 | pRects = (XRectangle *) malloc(size); | |
208 | pBox = RegionRects((RegionPtr) pValue); | |
209 | for (i = nRects; i-- > 0;) { | |
210 | pRects[i].x = pBox[i].x1; | |
211 | pRects[i].y = pBox[i].y1; | |
212 | pRects[i].width = pBox[i].x2 - pBox[i].x1; | |
213 | pRects[i].height = pBox[i].y2 - pBox[i].y1; | |
214 | } | |
215 | XSetClipRectangles(xnestDisplay, xnestGC(pGC), 0, 0, | |
216 | pRects, nRects, Unsorted); | |
217 | free((char *) pRects); | |
218 | break; | |
219 | ||
220 | case CT_PIXMAP: | |
221 | XSetClipMask(xnestDisplay, xnestGC(pGC), | |
222 | xnestPixmap((PixmapPtr) pValue)); | |
223 | /* | |
224 | * Need to change into region, so subsequent uses are with | |
225 | * current pixmap contents. | |
226 | */ | |
227 | pGC->clientClip = | |
228 | (pointer) (*pGC->pScreen->BitmapToRegion) ((PixmapPtr) pValue); | |
229 | (*pGC->pScreen->DestroyPixmap) ((PixmapPtr) pValue); | |
230 | pValue = pGC->clientClip; | |
231 | type = CT_REGION; | |
232 | break; | |
233 | ||
234 | case CT_UNSORTED: | |
235 | XSetClipRectangles(xnestDisplay, xnestGC(pGC), | |
236 | pGC->clipOrg.x, pGC->clipOrg.y, | |
237 | (XRectangle *) pValue, nRects, Unsorted); | |
238 | break; | |
239 | ||
240 | case CT_YSORTED: | |
241 | XSetClipRectangles(xnestDisplay, xnestGC(pGC), | |
242 | pGC->clipOrg.x, pGC->clipOrg.y, | |
243 | (XRectangle *) pValue, nRects, YSorted); | |
244 | break; | |
245 | ||
246 | case CT_YXSORTED: | |
247 | XSetClipRectangles(xnestDisplay, xnestGC(pGC), | |
248 | pGC->clipOrg.x, pGC->clipOrg.y, | |
249 | (XRectangle *) pValue, nRects, YXSorted); | |
250 | break; | |
251 | ||
252 | case CT_YXBANDED: | |
253 | XSetClipRectangles(xnestDisplay, xnestGC(pGC), | |
254 | pGC->clipOrg.x, pGC->clipOrg.y, | |
255 | (XRectangle *) pValue, nRects, YXBanded); | |
256 | break; | |
257 | } | |
258 | ||
259 | switch (type) { | |
260 | default: | |
261 | break; | |
262 | ||
263 | case CT_UNSORTED: | |
264 | case CT_YSORTED: | |
265 | case CT_YXSORTED: | |
266 | case CT_YXBANDED: | |
267 | ||
268 | /* | |
269 | * other parts of server can only deal with CT_NONE, | |
270 | * CT_PIXMAP and CT_REGION client clips. | |
271 | */ | |
272 | pGC->clientClip = (pointer) RegionFromRects(nRects, | |
273 | (xRectangle *) pValue, | |
274 | type); | |
275 | free(pValue); | |
276 | pValue = pGC->clientClip; | |
277 | type = CT_REGION; | |
278 | ||
279 | break; | |
280 | } | |
281 | ||
282 | pGC->clientClipType = type; | |
283 | pGC->clientClip = pValue; | |
284 | } | |
285 | ||
286 | void | |
287 | xnestDestroyClip(GCPtr pGC) | |
288 | { | |
289 | xnestDestroyClipHelper(pGC); | |
290 | ||
291 | XSetClipMask(xnestDisplay, xnestGC(pGC), None); | |
292 | ||
293 | pGC->clientClipType = CT_NONE; | |
294 | pGC->clientClip = NULL; | |
295 | } | |
296 | ||
297 | void | |
298 | xnestDestroyClipHelper(GCPtr pGC) | |
299 | { | |
300 | switch (pGC->clientClipType) { | |
301 | default: | |
302 | case CT_NONE: | |
303 | break; | |
304 | ||
305 | case CT_REGION: | |
306 | RegionDestroy(pGC->clientClip); | |
307 | break; | |
308 | } | |
309 | } | |
310 | ||
311 | void | |
312 | xnestCopyClip(GCPtr pGCDst, GCPtr pGCSrc) | |
313 | { | |
314 | RegionPtr pRgn; | |
315 | ||
316 | switch (pGCSrc->clientClipType) { | |
317 | default: | |
318 | case CT_NONE: | |
319 | xnestDestroyClip(pGCDst); | |
320 | break; | |
321 | ||
322 | case CT_REGION: | |
323 | pRgn = RegionCreate(NULL, 1); | |
324 | RegionCopy(pRgn, pGCSrc->clientClip); | |
325 | xnestChangeClip(pGCDst, CT_REGION, pRgn, 0); | |
326 | break; | |
327 | } | |
328 | } |