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<h1>dmxgc.h File Reference</h1><code>#include "gcstruct.h"</code><br/>
<p><a href="dmxgc_8h_source.html">Go to the source code of this file.</a></p>
<table border="0" cellpadding="0" cellspacing="0">
<tr><td colspan="2"><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="struct__dmxGCPriv.html">_dmxGCPriv</a></td></tr>
<tr><td colspan="2"><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a42556da1890b53da10806fbab8174549">DMX_GET_GC_PRIV</a>(_pGC) (<a class="el" href="struct__dmxGCPriv.html">dmxGCPrivPtr</a>)dixLookupPrivate(&(_pGC)->devPrivates, <a class="el" href="dmxscrinit_8c.html#ac268fa35580a060a02ec3ae0ff2b2669">dmxGCPrivateKey</a>)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#aa4d5583f3d6876e1fb96226ec9aa281a">DMX_GC_FUNC_PROLOGUE</a>(_pGC)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#aa69b8c93d609c2be2d8680388477d5a4">DMX_GC_FUNC_EPILOGUE</a>(_pGC)</td></tr>
<tr><td colspan="2"><h2>Typedefs</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="struct__dmxGCPriv.html">_dmxGCPriv</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a2d7a664f045bba899390f66832c1ccf8">dmxGCPrivRec</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef struct <a class="el" href="struct__dmxGCPriv.html">_dmxGCPriv</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a234db372824505de585d75173374f566">dmxGCPrivPtr</a></td></tr>
<tr><td colspan="2"><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">Bool </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a3f58b7fe15764f42dfdcf6b9dfdd9146">dmxInitGC</a> (ScreenPtr pScreen)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">Bool </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a6a6b54ac639feed4b767ba31647ac6f8">dmxCreateGC</a> (GCPtr pGC)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#ad34a918e727baa65bea235ac16b5e08f">dmxValidateGC</a> (GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#af07df8b118bf78f1ce4b96fa1d0a2401">dmxChangeGC</a> (GCPtr pGC, unsigned long mask)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a5a4221a9f3552a0abfe0e968991120bf">dmxCopyGC</a> (GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a7f33d96c7308bec0eb74822316c7ff23">dmxDestroyGC</a> (GCPtr pGC)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a1e0e73f84cf8b03259b4077dd0246b59">dmxChangeClip</a> (GCPtr pGC, int type, pointer pvalue, int nrects)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a7661a8add19b4d73e7b5fe6f39ff7cc0">dmxDestroyClip</a> (GCPtr pGC)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#ae4af2d27e1d593d35696f0bb52fd8302">dmxCopyClip</a> (GCPtr pGCDst, GCPtr pGCSrc)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a69cbe2a62465699d0bb5b2a6e187fa3b">dmxBECreateGC</a> (ScreenPtr pScreen, GCPtr pGC)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">Bool </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#a17c700daf344c32c6daecaf19d19f6a8">dmxBEFreeGC</a> (GCPtr pGC)</td></tr>
<tr><td colspan="2"><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">DevPrivateKey </td><td class="memItemRight" valign="bottom"><a class="el" href="dmxgc_8h.html#ac268fa35580a060a02ec3ae0ff2b2669">dmxGCPrivateKey</a></td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<p>Interface for GC support. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="dmxgc_8c.html">dmxgc.c</a> </dd></dl>
<hr/><h2>Define Documentation</h2>
<a class="anchor" id="aa69b8c93d609c2be2d8680388477d5a4"></a><!-- doxytag: member="dmxgc.h::DMX_GC_FUNC_EPILOGUE" ref="aa69b8c93d609c2be2d8680388477d5a4" args="(_pGC)" -->
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<td class="memname">#define DMX_GC_FUNC_EPILOGUE</td>
<td>(</td>
<td class="paramtype">_pGC </td>
<td class="paramname"></td>
<td> ) </td>
<td></td>
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</div>
<div class="memdoc">
<b>Value:</b><div class="fragment"><pre class="fragment"><span class="keywordflow">do</span> { \
<a class="code" href="struct__dmxGCPriv.html">dmxGCPrivPtr</a> _pGCPriv = <a class="code" href="dmxgc_8h.html#a42556da1890b53da10806fbab8174549">DMX_GET_GC_PRIV</a>(_pGC); \
<a class="code" href="dmx_8h.html#a67000d9b6ab4428d002523c0ef981ed0">DMX_WRAP</a>(funcs, &<a class="code" href="dmxgc_8c.html#a3c6b012a9ca843b7f1083a151030c400">dmxGCFuncs</a>, _pGCPriv, (_pGC)); \
<span class="keywordflow">if</span> (_pGCPriv-><a class="code" href="struct__dmxGCPriv.html#a4c29fc86ae00189d45730dcee79e881a">ops</a>) \
<a class="code" href="dmx_8h.html#a67000d9b6ab4428d002523c0ef981ed0">DMX_WRAP</a>(ops, &<a class="code" href="dmxgc_8c.html#a4688e83670c13b303cba5309eaf23424">dmxGCOps</a>, _pGCPriv, (_pGC)); \
} <span class="keywordflow">while</span> (0)
</pre></div>
<p>Referenced by <a class="el" href="dmxgc_8c_source.html#l00345">dmxChangeClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00190">dmxChangeGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00416">dmxCopyClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00294">dmxCopyGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00399">dmxDestroyClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00329">dmxDestroyGC()</a>, and <a class="el" href="dmxgc_8c_source.html#l00153">dmxValidateGC()</a>.</p>
</div>
</div>
<a class="anchor" id="aa4d5583f3d6876e1fb96226ec9aa281a"></a><!-- doxytag: member="dmxgc.h::DMX_GC_FUNC_PROLOGUE" ref="aa4d5583f3d6876e1fb96226ec9aa281a" args="(_pGC)" -->
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<td class="memname">#define DMX_GC_FUNC_PROLOGUE</td>
<td>(</td>
<td class="paramtype">_pGC </td>
<td class="paramname"></td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<b>Value:</b><div class="fragment"><pre class="fragment"><span class="keywordflow">do</span> { \
<a class="code" href="struct__dmxGCPriv.html">dmxGCPrivPtr</a> _pGCPriv = <a class="code" href="dmxgc_8h.html#a42556da1890b53da10806fbab8174549">DMX_GET_GC_PRIV</a>(_pGC); \
<a class="code" href="dmx_8h.html#a94c3604e80b511877468dea0d8da7051">DMX_UNWRAP</a>(funcs, _pGCPriv, (_pGC)); \
<span class="keywordflow">if</span> (_pGCPriv-><a class="code" href="struct__dmxGCPriv.html#a4c29fc86ae00189d45730dcee79e881a">ops</a>) \
<a class="code" href="dmx_8h.html#a94c3604e80b511877468dea0d8da7051">DMX_UNWRAP</a>(ops, _pGCPriv, (_pGC)); \
} <span class="keywordflow">while</span> (0)
</pre></div>
<p>Referenced by <a class="el" href="dmxgc_8c_source.html#l00345">dmxChangeClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00190">dmxChangeGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00416">dmxCopyClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00294">dmxCopyGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00399">dmxDestroyClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00329">dmxDestroyGC()</a>, and <a class="el" href="dmxgc_8c_source.html#l00153">dmxValidateGC()</a>.</p>
</div>
</div>
<a class="anchor" id="a42556da1890b53da10806fbab8174549"></a><!-- doxytag: member="dmxgc.h::DMX_GET_GC_PRIV" ref="a42556da1890b53da10806fbab8174549" args="(_pGC)" -->
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<td class="memname">#define DMX_GET_GC_PRIV</td>
<td>(</td>
<td class="paramtype">_pGC </td>
<td class="paramname"></td>
<td> ) </td>
<td> (<a class="el" href="struct__dmxGCPriv.html">dmxGCPrivPtr</a>)dixLookupPrivate(&(_pGC)->devPrivates, <a class="el" href="dmxscrinit_8c.html#ac268fa35580a060a02ec3ae0ff2b2669">dmxGCPrivateKey</a>)</td>
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<p>Get private. </p>
<p>Referenced by <a class="el" href="dmxgc_8c_source.html#l00094">dmxBECreateGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00312">dmxBEFreeGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00345">dmxChangeClip()</a>, <a class="el" href="dmxgc_8c_source.html#l00190">dmxChangeGC()</a>, <a class="el" href="dmxgcops_8c_source.html#l00171">dmxCopyArea()</a>, <a class="el" href="dmxgc_8c_source.html#l00294">dmxCopyGC()</a>, <a class="el" href="dmxgcops_8c_source.html#l00197">dmxCopyPlane()</a>, <a class="el" href="dmxgc_8c_source.html#l00119">dmxCreateGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00399">dmxDestroyClip()</a>, <a class="el" href="dmxgcops_8c_source.html#l00325">dmxFillPolygon()</a>, <a class="el" href="dmxgcops_8c_source.html#l00470">dmxImageText16()</a>, <a class="el" href="dmxgcops_8c_source.html#l00450">dmxImageText8()</a>, <a class="el" href="dmxgcops_8c_source.html#l00305">dmxPolyArc()</a>, <a class="el" href="dmxgcops_8c_source.html#l00365">dmxPolyFillArc()</a>, <a class="el" href="dmxgcops_8c_source.html#l00345">dmxPolyFillRect()</a>, <a class="el" href="dmxgcops_8c_source.html#l00244">dmxPolylines()</a>, <a class="el" href="dmxgcops_8c_source.html#l00224">dmxPolyPoint()</a>, <a class="el" href="dmxgcops_8c_source.html#l00284">dmxPolyRectangle()</a>, <a class="el" href="dmxgcops_8c_source.html#l00264">dmxPolySegment()</a>, <a class="el" href="dmxgcops_8c_source.html#l00417">dmxPolyText16()</a>, <a class="el" href="dmxgcops_8c_source.html#l00385">dmxPolyText8()</a>, <a class="el" href="dmxgcops_8c_source.html#l00097">dmxPutImage()</a>, and <a class="el" href="dmxgc_8c_source.html#l00153">dmxValidateGC()</a>.</p>
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<hr/><h2>Typedef Documentation</h2>
<a class="anchor" id="a234db372824505de585d75173374f566"></a><!-- doxytag: member="dmxgc.h::dmxGCPrivPtr" ref="a234db372824505de585d75173374f566" args="" -->
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<td class="memname">typedef struct <a class="el" href="struct__dmxGCPriv.html">_dmxGCPriv</a> * <a class="el" href="struct__dmxGCPriv.html">dmxGCPrivPtr</a></td>
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<div class="memdoc">
</div>
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<a class="anchor" id="a2d7a664f045bba899390f66832c1ccf8"></a><!-- doxytag: member="dmxgc.h::dmxGCPrivRec" ref="a2d7a664f045bba899390f66832c1ccf8" args="" -->
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<td class="memname">typedef struct <a class="el" href="struct__dmxGCPriv.html">_dmxGCPriv</a> <a class="el" href="struct__dmxGCPriv.html">dmxGCPrivRec</a></td>
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<p>GC private area. </p>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a69cbe2a62465699d0bb5b2a6e187fa3b"></a><!-- doxytag: member="dmxgc.h::dmxBECreateGC" ref="a69cbe2a62465699d0bb5b2a6e187fa3b" args="(ScreenPtr pScreen, GCPtr pGC)" -->
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<td class="memname">void dmxBECreateGC </td>
<td>(</td>
<td class="paramtype">ScreenPtr </td>
<td class="paramname"> <em>pScreen</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td></td>
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<p>Create the GC on the back-end server. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmx_8h_source.html#l00110">_DMXScreenInfo::beNumPixmapFormats</a>, <a class="el" href="dmx_8h_source.html#l00111">_DMXScreenInfo::bePixmapFormats</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>, and <a class="el" href="dmx_8h_source.html#l00134">_DMXScreenInfo::scrnDefDrawables</a>.</p>
<p>Referenced by <a class="el" href="dmxextension_8c_source.html#l00856">dmxBECreateResources()</a>, <a class="el" href="dmxextension_8c_source.html#l00677">dmxBECreateScratchGCs()</a>, and <a class="el" href="dmxgc_8c_source.html#l00119">dmxCreateGC()</a>.</p>
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<a class="anchor" id="a17c700daf344c32c6daecaf19d19f6a8"></a><!-- doxytag: member="dmxgc.h::dmxBEFreeGC" ref="a17c700daf344c32c6daecaf19d19f6a8" args="(GCPtr pGC)" -->
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<td class="memname">Bool dmxBEFreeGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em></td>
<td> ) </td>
<td></td>
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<p>Free the <em>pGC</em> on the back-end server. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, and <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>.</p>
<p>Referenced by <a class="el" href="dmxextension_8c_source.html#l01459">dmxBEDestroyResources()</a>, <a class="el" href="dmxextension_8c_source.html#l01506">dmxBEDestroyScratchGCs()</a>, and <a class="el" href="dmxgc_8c_source.html#l00329">dmxDestroyGC()</a>.</p>
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<a class="anchor" id="a1e0e73f84cf8b03259b4077dd0246b59"></a><!-- doxytag: member="dmxgc.h::dmxChangeClip" ref="a1e0e73f84cf8b03259b4077dd0246b59" args="(GCPtr pGC, int type, pointer pvalue, int nrects)" -->
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<td class="memname">void dmxChangeClip </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>type</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">pointer </td>
<td class="paramname"> <em>pvalue</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>nrects</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<p>Change the clip rects for a GC. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, and <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>.</p>
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<a class="anchor" id="af07df8b118bf78f1ce4b96fa1d0a2401"></a><!-- doxytag: member="dmxgc.h::dmxChangeGC" ref="af07df8b118bf78f1ce4b96fa1d0a2401" args="(GCPtr pGC, unsigned long mask)" -->
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<td class="memname">void dmxChangeGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned long </td>
<td class="paramname"> <em>mask</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<p>Set the values in the graphics context on the back-end server associated with <em>pGC's</em> screen. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxpixmap_8h_source.html#l00064">DMX_GET_PIXMAP_PRIV</a>, <a class="el" href="dmxscrinit_8c_source.html#l00076">dmxFontPrivateIndex</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, <a class="el" href="dmxsync_8c_source.html#l00150">dmxSync()</a>, <a class="el" href="dmxfont_8h_source.html#l00045">_dmxFontPriv::font</a>, <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>, <a class="el" href="dmxgc_8h_source.html#l00047">_dmxGCPriv::msc</a>, and <a class="el" href="dmxpixmap_8h_source.html#l00044">_dmxPixPriv::pixmap</a>.</p>
<p>Referenced by <a class="el" href="dmxextension_8c_source.html#l00856">dmxBECreateResources()</a>.</p>
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<a class="anchor" id="ae4af2d27e1d593d35696f0bb52fd8302"></a><!-- doxytag: member="dmxgc.h::dmxCopyClip" ref="ae4af2d27e1d593d35696f0bb52fd8302" args="(GCPtr pGCDst, GCPtr pGCSrc)" -->
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<td class="memname">void dmxCopyClip </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGCDst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGCSrc</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<div class="memdoc">
<p>Copy a GC's clip rects. </p>
<p>References <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, and <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>.</p>
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<a class="anchor" id="a5a4221a9f3552a0abfe0e968991120bf"></a><!-- doxytag: member="dmxgc.h::dmxCopyGC" ref="a5a4221a9f3552a0abfe0e968991120bf" args="(GCPtr pGCSrc, unsigned long changes, GCPtr pGCDst)" -->
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<td class="memname">void dmxCopyGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGCSrc</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned long </td>
<td class="paramname"> <em>changes</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGCDst</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<div class="memdoc">
<p>Copy <em>pGCSrc</em> to <em>pGCDst</em> on the back-end server associated with <em>pGCSrc's</em> screen. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, and <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>.</p>
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<a class="anchor" id="a6a6b54ac639feed4b767ba31647ac6f8"></a><!-- doxytag: member="dmxgc.h::dmxCreateGC" ref="a6a6b54ac639feed4b767ba31647ac6f8" args="(GCPtr pGC)" -->
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<td class="memname">Bool dmxCreateGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em></td>
<td> ) </td>
<td></td>
</tr>
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<div class="memdoc">
<p>Create a graphics context on the back-end server associated /a pGC's screen. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmx_8h_source.html#l00327">DMX_UNWRAP</a>, <a class="el" href="dmx_8h_source.html#l00320">DMX_WRAP</a>, <a class="el" href="dmxgc_8c_source.html#l00094">dmxBECreateGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00119">dmxCreateGC()</a>, <a class="el" href="dmxgc_8c_source.html#l00052">dmxGCFuncs</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, <a class="el" href="dmxgc_8h_source.html#l00045">_dmxGCPriv::funcs</a>, <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>, <a class="el" href="dmxgc_8h_source.html#l00047">_dmxGCPriv::msc</a>, and <a class="el" href="dmxgc_8h_source.html#l00044">_dmxGCPriv::ops</a>.</p>
<p>Referenced by <a class="el" href="dmxgc_8c_source.html#l00119">dmxCreateGC()</a>, and <a class="el" href="dmxscrinit_8c_source.html#l00212">dmxScreenInit()</a>.</p>
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<a class="anchor" id="a7661a8add19b4d73e7b5fe6f39ff7cc0"></a><!-- doxytag: member="dmxgc.h::dmxDestroyClip" ref="a7661a8add19b4d73e7b5fe6f39ff7cc0" args="(GCPtr pGC)" -->
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<td class="memname">void dmxDestroyClip </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
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<div class="memdoc">
<p>Destroy a GC's clip rects. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>, and <a class="el" href="dmxgc_8h_source.html#l00046">_dmxGCPriv::gc</a>.</p>
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<a class="anchor" id="a7f33d96c7308bec0eb74822316c7ff23"></a><!-- doxytag: member="dmxgc.h::dmxDestroyGC" ref="a7f33d96c7308bec0eb74822316c7ff23" args="(GCPtr pGC)" -->
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<td class="memname">void dmxDestroyGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em></td>
<td> ) </td>
<td></td>
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<div class="memdoc">
<p>Destroy the graphics context, <em>pGC</em> and free the corresponding GC on the back-end server. </p>
<p>References <a class="el" href="dmx_8h_source.html#l00099">_DMXScreenInfo::beDisplay</a>, <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8c_source.html#l00312">dmxBEFreeGC()</a>, and <a class="el" href="dmxinit_8c_source.html#l00084">dmxScreens</a>.</p>
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<a class="anchor" id="a3f58b7fe15764f42dfdcf6b9dfdd9146"></a><!-- doxytag: member="dmxgc.h::dmxInitGC" ref="a3f58b7fe15764f42dfdcf6b9dfdd9146" args="(ScreenPtr pScreen)" -->
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<td class="memname">Bool dmxInitGC </td>
<td>(</td>
<td class="paramtype">ScreenPtr </td>
<td class="paramname"> <em>pScreen</em></td>
<td> ) </td>
<td></td>
</tr>
</table>
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<div class="memdoc">
<p>Initialize the GC on <em>pScreen</em> </p>
<p>References <a class="el" href="dmxscrinit_8c_source.html#l00071">dmxGCPrivateKey</a>.</p>
<p>Referenced by <a class="el" href="dmxscrinit_8c_source.html#l00212">dmxScreenInit()</a>.</p>
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<a class="anchor" id="ad34a918e727baa65bea235ac16b5e08f"></a><!-- doxytag: member="dmxgc.h::dmxValidateGC" ref="ad34a918e727baa65bea235ac16b5e08f" args="(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)" -->
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<td class="memname">void dmxValidateGC </td>
<td>(</td>
<td class="paramtype">GCPtr </td>
<td class="paramname"> <em>pGC</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned long </td>
<td class="paramname"> <em>changes</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">DrawablePtr </td>
<td class="paramname"> <em>pDrawable</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td></td>
</tr>
</table>
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<div class="memdoc">
<p>Validate a graphics context, <em>pGC</em>, locally in the DMX server and recompute the composite clip, if necessary. </p>
<p>References <a class="el" href="dmxgc_8h_source.html#l00081">DMX_GC_FUNC_EPILOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00073">DMX_GC_FUNC_PROLOGUE</a>, <a class="el" href="dmxgc_8h_source.html#l00070">DMX_GET_GC_PRIV</a>, and <a class="el" href="dmxgc_8h_source.html#l00044">_dmxGCPriv::ops</a>.</p>
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<hr/><h2>Variable Documentation</h2>
<a class="anchor" id="ac268fa35580a060a02ec3ae0ff2b2669"></a><!-- doxytag: member="dmxgc.h::dmxGCPrivateKey" ref="ac268fa35580a060a02ec3ae0ff2b2669" args="" -->
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<td class="memname">DevPrivateKey <a class="el" href="dmxscrinit_8c.html#ac268fa35580a060a02ec3ae0ff2b2669">dmxGCPrivateKey</a></td>
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<div class="memdoc">
<p>Private index. </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="dmxgc_8c.html">dmxgc.c</a> </dd>
<dd>
<a class="el" href="dmxscrinit_8c.html">dmxscrinit.c</a></dd></dl>
<p>Private index for GCs </p>
<p>Referenced by <a class="el" href="dmxgc_8c_source.html#l00086">dmxInitGC()</a>.</p>
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</div>
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