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  11 <h1>dmxgc.c File Reference</h1><code>#include "<a class="el" href="dmx_8h-source.html">dmx.h</a>"</code><br>
  12 <code>#include "<a class="el" href="dmxsync_8h-source.html">dmxsync.h</a>"</code><br>
  13 <code>#include "<a class="el" href="dmxgc_8h-source.html">dmxgc.h</a>"</code><br>
  14 <code>#include "<a class="el" href="dmxgcops_8h-source.html">dmxgcops.h</a>"</code><br>
  15 <code>#include "<a class="el" href="dmxpixmap_8h-source.html">dmxpixmap.h</a>"</code><br>
  16 <code>#include "<a class="el" href="dmxfont_8h-source.html">dmxfont.h</a>"</code><br>
  17 <code>#include "gcstruct.h"</code><br>
  18 <code>#include "pixmapstr.h"</code><br>
  19 <code>#include "migc.h"</code><br>
  20 <table border=0 cellpadding=0 cellspacing=0>
  21 <tr><td></td></tr>
  22 <tr><td colspan=2><br><h2>Functions</h2></td></tr>
  23 <tr><td class="memItemLeft" nowrap align=right valign=top>Bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a2">dmxInitGC</a> (ScreenPtr pScreen)</td></tr>
  24
  25 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a3">dmxBECreateGC</a> (ScreenPtr pScreen, GCPtr pGC)</td></tr>
  26
  27 <tr><td class="memItemLeft" nowrap align=right valign=top>Bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a4">dmxCreateGC</a> (GCPtr pGC)</td></tr>
  28
  29 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a5">dmxValidateGC</a> (GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)</td></tr>
  30
  31 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a6">dmxChangeGC</a> (GCPtr pGC, unsigned long mask)</td></tr>
  32
  33 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a7">dmxCopyGC</a> (GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst)</td></tr>
  34
  35 <tr><td class="memItemLeft" nowrap align=right valign=top>Bool&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a8">dmxBEFreeGC</a> (GCPtr pGC)</td></tr>
  36
  37 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a9">dmxDestroyGC</a> (GCPtr pGC)</td></tr>
  38
  39 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a10">dmxChangeClip</a> (GCPtr pGC, int type, pointer pvalue, int nrects)</td></tr>
  40
  41 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a11">dmxDestroyClip</a> (GCPtr pGC)</td></tr>
  42
  43 <tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxgc_8c.html#a12">dmxCopyClip</a> (GCPtr pGCDst, GCPtr pGCSrc)</td></tr>
  44
  45 </table>
  46 <hr><a name="_details"></a><h2>Detailed Description</h2>
  47 This file provides support for GCs.<hr><h2>Function Documentation</h2>
  48 <a class="anchor" name="a3" doxytag="dmxgc.c::dmxBECreateGC" ></a><p>
  49 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  50   <tr>
  51     <td class="mdRow">
  52       <table cellpadding="0" cellspacing="0" border="0">
  53         <tr>
  54           <td class="md" nowrap valign="top"> void dmxBECreateGC </td>
  55           <td class="md" valign="top">(&nbsp;</td>
  56           <td class="md" nowrap valign="top">ScreenPtr&nbsp;</td>
  57           <td class="mdname" nowrap> <em>pScreen</em>, </td>
  58         </tr>
  59         <tr>
  60           <td></td>
  61           <td></td>
  62           <td class="md" nowrap>GCPtr&nbsp;</td>
  63           <td class="mdname" nowrap> <em>pGC</em></td>
  64         </tr>
  65         <tr>
  66           <td></td>
  67           <td class="md">)&nbsp;</td>
  68           <td class="md" colspan="2"></td>
  69         </tr>
  70
  71       </table>
  72     </td>
  73   </tr>
  74 </table>
  75 <table cellspacing=5 cellpadding=0 border=0>
  76   <tr>
  77     <td>
  78       &nbsp;
  79     </td>
  80     <td>
  81
  82 <p>
  83 Create the GC on the back-end server.     </td>
  84   </tr>
  85 </table>
  86 <a class="anchor" name="a8" doxytag="dmxgc.c::dmxBEFreeGC" ></a><p>
  87 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
  88   <tr>
  89     <td class="mdRow">
  90       <table cellpadding="0" cellspacing="0" border="0">
  91         <tr>
  92           <td class="md" nowrap valign="top"> Bool dmxBEFreeGC </td>
  93           <td class="md" valign="top">(&nbsp;</td>
  94           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
  95           <td class="mdname1" valign="top" nowrap> <em>pGC</em>          </td>
  96           <td class="md" valign="top">&nbsp;)&nbsp;</td>
  97           <td class="md" nowrap></td>
  98         </tr>
  99
 100       </table>
 101     </td>
 102   </tr>
 103 </table>
 104 <table cellspacing=5 cellpadding=0 border=0>
 105   <tr>
 106     <td>
 107       &nbsp;
 108     </td>
 109     <td>
 110
 111 <p>
 112 Free the <em>pGC</em> on the back-end server.     </td>
 113   </tr>
 114 </table>
 115 <a class="anchor" name="a10" doxytag="dmxgc.c::dmxChangeClip" ></a><p>
 116 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 117   <tr>
 118     <td class="mdRow">
 119       <table cellpadding="0" cellspacing="0" border="0">
 120         <tr>
 121           <td class="md" nowrap valign="top"> void dmxChangeClip </td>
 122           <td class="md" valign="top">(&nbsp;</td>
 123           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 124           <td class="mdname" nowrap> <em>pGC</em>, </td>
 125         </tr>
 126         <tr>
 127           <td></td>
 128           <td></td>
 129           <td class="md" nowrap>int&nbsp;</td>
 130           <td class="mdname" nowrap> <em>type</em>, </td>
 131         </tr>
 132         <tr>
 133           <td></td>
 134           <td></td>
 135           <td class="md" nowrap>pointer&nbsp;</td>
 136           <td class="mdname" nowrap> <em>pvalue</em>, </td>
 137         </tr>
 138         <tr>
 139           <td></td>
 140           <td></td>
 141           <td class="md" nowrap>int&nbsp;</td>
 142           <td class="mdname" nowrap> <em>nrects</em></td>
 143         </tr>
 144         <tr>
 145           <td></td>
 146           <td class="md">)&nbsp;</td>
 147           <td class="md" colspan="2"></td>
 148         </tr>
 149
 150       </table>
 151     </td>
 152   </tr>
 153 </table>
 154 <table cellspacing=5 cellpadding=0 border=0>
 155   <tr>
 156     <td>
 157       &nbsp;
 158     </td>
 159     <td>
 160
 161 <p>
 162 Change the clip rects for a GC.     </td>
 163   </tr>
 164 </table>
 165 <a class="anchor" name="a6" doxytag="dmxgc.c::dmxChangeGC" ></a><p>
 166 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 167   <tr>
 168     <td class="mdRow">
 169       <table cellpadding="0" cellspacing="0" border="0">
 170         <tr>
 171           <td class="md" nowrap valign="top"> void dmxChangeGC </td>
 172           <td class="md" valign="top">(&nbsp;</td>
 173           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 174           <td class="mdname" nowrap> <em>pGC</em>, </td>
 175         </tr>
 176         <tr>
 177           <td></td>
 178           <td></td>
 179           <td class="md" nowrap>unsigned long&nbsp;</td>
 180           <td class="mdname" nowrap> <em>mask</em></td>
 181         </tr>
 182         <tr>
 183           <td></td>
 184           <td class="md">)&nbsp;</td>
 185           <td class="md" colspan="2"></td>
 186         </tr>
 187
 188       </table>
 189     </td>
 190   </tr>
 191 </table>
 192 <table cellspacing=5 cellpadding=0 border=0>
 193   <tr>
 194     <td>
 195       &nbsp;
 196     </td>
 197     <td>
 198
 199 <p>
 200 Set the values in the graphics context on the back-end server associated with <em>pGC's</em> screen.     </td>
 201   </tr>
 202 </table>
 203 <a class="anchor" name="a12" doxytag="dmxgc.c::dmxCopyClip" ></a><p>
 204 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 205   <tr>
 206     <td class="mdRow">
 207       <table cellpadding="0" cellspacing="0" border="0">
 208         <tr>
 209           <td class="md" nowrap valign="top"> void dmxCopyClip </td>
 210           <td class="md" valign="top">(&nbsp;</td>
 211           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 212           <td class="mdname" nowrap> <em>pGCDst</em>, </td>
 213         </tr>
 214         <tr>
 215           <td></td>
 216           <td></td>
 217           <td class="md" nowrap>GCPtr&nbsp;</td>
 218           <td class="mdname" nowrap> <em>pGCSrc</em></td>
 219         </tr>
 220         <tr>
 221           <td></td>
 222           <td class="md">)&nbsp;</td>
 223           <td class="md" colspan="2"></td>
 224         </tr>
 225
 226       </table>
 227     </td>
 228   </tr>
 229 </table>
 230 <table cellspacing=5 cellpadding=0 border=0>
 231   <tr>
 232     <td>
 233       &nbsp;
 234     </td>
 235     <td>
 236
 237 <p>
 238 Copy a GC's clip rects.     </td>
 239   </tr>
 240 </table>
 241 <a class="anchor" name="a7" doxytag="dmxgc.c::dmxCopyGC" ></a><p>
 242 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 243   <tr>
 244     <td class="mdRow">
 245       <table cellpadding="0" cellspacing="0" border="0">
 246         <tr>
 247           <td class="md" nowrap valign="top"> void dmxCopyGC </td>
 248           <td class="md" valign="top">(&nbsp;</td>
 249           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 250           <td class="mdname" nowrap> <em>pGCSrc</em>, </td>
 251         </tr>
 252         <tr>
 253           <td></td>
 254           <td></td>
 255           <td class="md" nowrap>unsigned long&nbsp;</td>
 256           <td class="mdname" nowrap> <em>changes</em>, </td>
 257         </tr>
 258         <tr>
 259           <td></td>
 260           <td></td>
 261           <td class="md" nowrap>GCPtr&nbsp;</td>
 262           <td class="mdname" nowrap> <em>pGCDst</em></td>
 263         </tr>
 264         <tr>
 265           <td></td>
 266           <td class="md">)&nbsp;</td>
 267           <td class="md" colspan="2"></td>
 268         </tr>
 269
 270       </table>
 271     </td>
 272   </tr>
 273 </table>
 274 <table cellspacing=5 cellpadding=0 border=0>
 275   <tr>
 276     <td>
 277       &nbsp;
 278     </td>
 279     <td>
 280
 281 <p>
 282 Copy <em>pGCSrc</em> to <em>pGCDst</em> on the back-end server associated with <em>pGCSrc's</em> screen.     </td>
 283   </tr>
 284 </table>
 285 <a class="anchor" name="a4" doxytag="dmxgc.c::dmxCreateGC" ></a><p>
 286 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 287   <tr>
 288     <td class="mdRow">
 289       <table cellpadding="0" cellspacing="0" border="0">
 290         <tr>
 291           <td class="md" nowrap valign="top"> Bool dmxCreateGC </td>
 292           <td class="md" valign="top">(&nbsp;</td>
 293           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 294           <td class="mdname1" valign="top" nowrap> <em>pGC</em>          </td>
 295           <td class="md" valign="top">&nbsp;)&nbsp;</td>
 296           <td class="md" nowrap></td>
 297         </tr>
 298
 299       </table>
 300     </td>
 301   </tr>
 302 </table>
 303 <table cellspacing=5 cellpadding=0 border=0>
 304   <tr>
 305     <td>
 306       &nbsp;
 307     </td>
 308     <td>
 309
 310 <p>
 311 Create a graphics context on the back-end server associated /a pGC's screen.     </td>
 312   </tr>
 313 </table>
 314 <a class="anchor" name="a11" doxytag="dmxgc.c::dmxDestroyClip" ></a><p>
 315 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 316   <tr>
 317     <td class="mdRow">
 318       <table cellpadding="0" cellspacing="0" border="0">
 319         <tr>
 320           <td class="md" nowrap valign="top"> void dmxDestroyClip </td>
 321           <td class="md" valign="top">(&nbsp;</td>
 322           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 323           <td class="mdname1" valign="top" nowrap> <em>pGC</em>          </td>
 324           <td class="md" valign="top">&nbsp;)&nbsp;</td>
 325           <td class="md" nowrap></td>
 326         </tr>
 327
 328       </table>
 329     </td>
 330   </tr>
 331 </table>
 332 <table cellspacing=5 cellpadding=0 border=0>
 333   <tr>
 334     <td>
 335       &nbsp;
 336     </td>
 337     <td>
 338
 339 <p>
 340 Destroy a GC's clip rects.     </td>
 341   </tr>
 342 </table>
 343 <a class="anchor" name="a9" doxytag="dmxgc.c::dmxDestroyGC" ></a><p>
 344 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 345   <tr>
 346     <td class="mdRow">
 347       <table cellpadding="0" cellspacing="0" border="0">
 348         <tr>
 349           <td class="md" nowrap valign="top"> void dmxDestroyGC </td>
 350           <td class="md" valign="top">(&nbsp;</td>
 351           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 352           <td class="mdname1" valign="top" nowrap> <em>pGC</em>          </td>
 353           <td class="md" valign="top">&nbsp;)&nbsp;</td>
 354           <td class="md" nowrap></td>
 355         </tr>
 356
 357       </table>
 358     </td>
 359   </tr>
 360 </table>
 361 <table cellspacing=5 cellpadding=0 border=0>
 362   <tr>
 363     <td>
 364       &nbsp;
 365     </td>
 366     <td>
 367
 368 <p>
 369 Destroy the graphics context, <em>pGC</em> and free the corresponding GC on the back-end server.     </td>
 370   </tr>
 371 </table>
 372 <a class="anchor" name="a2" doxytag="dmxgc.c::dmxInitGC" ></a><p>
 373 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 374   <tr>
 375     <td class="mdRow">
 376       <table cellpadding="0" cellspacing="0" border="0">
 377         <tr>
 378           <td class="md" nowrap valign="top"> Bool dmxInitGC </td>
 379           <td class="md" valign="top">(&nbsp;</td>
 380           <td class="md" nowrap valign="top">ScreenPtr&nbsp;</td>
 381           <td class="mdname1" valign="top" nowrap> <em>pScreen</em>          </td>
 382           <td class="md" valign="top">&nbsp;)&nbsp;</td>
 383           <td class="md" nowrap></td>
 384         </tr>
 385
 386       </table>
 387     </td>
 388   </tr>
 389 </table>
 390 <table cellspacing=5 cellpadding=0 border=0>
 391   <tr>
 392     <td>
 393       &nbsp;
 394     </td>
 395     <td>
 396
 397 <p>
 398 Initialize the GC on <em>pScreen</em>, which currently involves allocating the GC private associated with this screen.     </td>
 399   </tr>
 400 </table>
 401 <a class="anchor" name="a5" doxytag="dmxgc.c::dmxValidateGC" ></a><p>
 402 <table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
 403   <tr>
 404     <td class="mdRow">
 405       <table cellpadding="0" cellspacing="0" border="0">
 406         <tr>
 407           <td class="md" nowrap valign="top"> void dmxValidateGC </td>
 408           <td class="md" valign="top">(&nbsp;</td>
 409           <td class="md" nowrap valign="top">GCPtr&nbsp;</td>
 410           <td class="mdname" nowrap> <em>pGC</em>, </td>
 411         </tr>
 412         <tr>
 413           <td></td>
 414           <td></td>
 415           <td class="md" nowrap>unsigned long&nbsp;</td>
 416           <td class="mdname" nowrap> <em>changes</em>, </td>
 417         </tr>
 418         <tr>
 419           <td></td>
 420           <td></td>
 421           <td class="md" nowrap>DrawablePtr&nbsp;</td>
 422           <td class="mdname" nowrap> <em>pDrawable</em></td>
 423         </tr>
 424         <tr>
 425           <td></td>
 426           <td class="md">)&nbsp;</td>
 427           <td class="md" colspan="2"></td>
 428         </tr>
 429
 430       </table>
 431     </td>
 432   </tr>
 433 </table>
 434 <table cellspacing=5 cellpadding=0 border=0>
 435   <tr>
 436     <td>
 437       &nbsp;
 438     </td>
 439     <td>
 440
 441 <p>
 442 Validate a graphics context, <em>pGC</em>, locally in the DMX server and recompute the composite clip, if necessary.     </td>
 443   </tr>
 444 </table>
 445     <hr>
 446     <address>
 447       <small>
 448         Generated June 29, 2004 for <a
 449         href="http://dmx.sourceforge.net">Distributed Multihead X</a> by
 450         <a href="http://www.doxygen.org/index.html">doxygen</a>
 451         1.3.4.
 452       </small>
 453     </addres>
 454     </hr>
 455   </body>
 456 </html>