Peter M. Groen / openbr

class_qwt_null_paint_device.html 28 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.3.1"/>
<title>Qwt User&#39;s Guide: QwtNullPaintDevice Class Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
  $(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
 <tbody>
 <tr style="height: 56px;">
  <td style="padding-left: 0.5em;">
   <div id="projectname">Qwt User&#39;s Guide
   &#160;<span id="projectnumber">6.1-rc3</span>
   </div>
  </td>
 </tr>
 </tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.3.1 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
  <div id="navrow1" class="tabs">
    <ul class="tablist">
      <li><a href="index.html"><span>Main&#160;Page</span></a></li>
      <li><a href="pages.html"><span>Related&#160;Pages</span></a></li>
      <li class="current"><a href="annotated.html"><span>Classes</span></a></li>
      <li>
        <div id="MSearchBox" class="MSearchBoxInactive">
        <span class="left">
          <img id="MSearchSelect" src="search/mag_sel.png"
               onmouseover="return searchBox.OnSearchSelectShow()"
               onmouseout="return searchBox.OnSearchSelectHide()"
               alt=""/>
          <input type="text" id="MSearchField" value="Search" accesskey="S"
               onfocus="searchBox.OnSearchFieldFocus(true)" 
               onblur="searchBox.OnSearchFieldFocus(false)" 
               onkeyup="searchBox.OnSearchFieldChange(event)"/>
          </span><span class="right">
            <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
          </span>
        </div>
      </li>
    </ul>
  </div>
  <div id="navrow2" class="tabs2">
    <ul class="tablist">
      <li><a href="annotated.html"><span>Class&#160;List</span></a></li>
      <li><a href="classes.html"><span>Class&#160;Index</span></a></li>
      <li><a href="inherits.html"><span>Class&#160;Hierarchy</span></a></li>
      <li><a href="functions.html"><span>Class&#160;Members</span></a></li>
    </ul>
  </div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
     onmouseover="return searchBox.OnSearchSelectShow()"
     onmouseout="return searchBox.OnSearchSelectHide()"
     onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Pages</a></div>

<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0" 
        name="MSearchResults" id="MSearchResults">
</iframe>
</div>

</div><!-- top -->
<div class="header">
  <div class="summary">
<a href="#pub-types">Public Types</a> &#124;
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
<a href="class_qwt_null_paint_device-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">QwtNullPaintDevice Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
</div><!--header-->
<div class="contents">

<p>A null paint device doing nothing.  
 <a href="class_qwt_null_paint_device.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="qwt__null__paintdevice_8h_source.html">qwt_null_paintdevice.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtNullPaintDevice:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_null_paint_device__inherit__graph.png" border="0" usemap="#_qwt_null_paint_device_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_null_paint_device_inherit__map" id="_qwt_null_paint_device_inherit__map">
<area shape="rect" id="node5" href="class_qwt_graphic.html" title="A paint device for scalable graphics." alt="" coords="5,155,96,181"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a1e605d04e468e2e7fc45c639251a053a"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">Mode</a> { <a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053aa2ad991b2edd425baa217eb90ed9930f7">NormalMode</a>, 
<a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053aad26aa1be0859afe98851b8ee170ca0a7">PolygonPathMode</a>, 
<a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053aa6dd94a051e9b1bab414cc819f2878e65">PathMode</a>
 }</td></tr>
<tr class="memdesc:a1e605d04e468e2e7fc45c639251a053a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Render mode.  <a href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">More...</a><br/></td></tr>
<tr class="separator:a1e605d04e468e2e7fc45c639251a053a"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a7fc0a16619aba83241eab7ecb83c80ca"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7fc0a16619aba83241eab7ecb83c80ca"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a7fc0a16619aba83241eab7ecb83c80ca">QwtNullPaintDevice</a> ()</td></tr>
<tr class="memdesc:a7fc0a16619aba83241eab7ecb83c80ca"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <br/></td></tr>
<tr class="separator:a7fc0a16619aba83241eab7ecb83c80ca"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a050e40b6efff32a616f3e8326f4fd632"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a050e40b6efff32a616f3e8326f4fd632"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a050e40b6efff32a616f3e8326f4fd632">~QwtNullPaintDevice</a> ()</td></tr>
<tr class="memdesc:a050e40b6efff32a616f3e8326f4fd632"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br/></td></tr>
<tr class="separator:a050e40b6efff32a616f3e8326f4fd632"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8b159556695136a58eec6e78fd88957b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a8b159556695136a58eec6e78fd88957b">setMode</a> (<a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">Mode</a>)</td></tr>
<tr class="separator:a8b159556695136a58eec6e78fd88957b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab8dd2303c06d6cbfa5f4c0fa442eb493"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">Mode</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#ab8dd2303c06d6cbfa5f4c0fa442eb493">mode</a> () const </td></tr>
<tr class="separator:ab8dd2303c06d6cbfa5f4c0fa442eb493"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2058b09c918ed674ef1977d11d869b03"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2058b09c918ed674ef1977d11d869b03"></a>
virtual QPaintEngine *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a2058b09c918ed674ef1977d11d869b03">paintEngine</a> () const </td></tr>
<tr class="memdesc:a2058b09c918ed674ef1977d11d869b03"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintDevice::paintEngine() <br/></td></tr>
<tr class="separator:a2058b09c918ed674ef1977d11d869b03"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a014f8bf4ba5f58df3d17747e09d8f539"><td class="memItemLeft" align="right" valign="top">virtual int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a014f8bf4ba5f58df3d17747e09d8f539">metric</a> (PaintDeviceMetric metric) const </td></tr>
<tr class="separator:a014f8bf4ba5f58df3d17747e09d8f539"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1ea5ece663be08bacd9b1b46230b5cbc"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1ea5ece663be08bacd9b1b46230b5cbc"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a1ea5ece663be08bacd9b1b46230b5cbc">drawRects</a> (const QRect *, int)</td></tr>
<tr class="memdesc:a1ea5ece663be08bacd9b1b46230b5cbc"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawRects() <br/></td></tr>
<tr class="separator:a1ea5ece663be08bacd9b1b46230b5cbc"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a78163254e4793afc26b1752178964336"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a78163254e4793afc26b1752178964336"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a78163254e4793afc26b1752178964336">drawRects</a> (const QRectF *, int)</td></tr>
<tr class="memdesc:a78163254e4793afc26b1752178964336"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawRects() <br/></td></tr>
<tr class="separator:a78163254e4793afc26b1752178964336"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3a8c7d120fb6d1aa8617037e34df1cf3"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3a8c7d120fb6d1aa8617037e34df1cf3"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a3a8c7d120fb6d1aa8617037e34df1cf3">drawLines</a> (const QLine *, int)</td></tr>
<tr class="memdesc:a3a8c7d120fb6d1aa8617037e34df1cf3"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawLines() <br/></td></tr>
<tr class="separator:a3a8c7d120fb6d1aa8617037e34df1cf3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa69ee4a20a2d5ff7f11b24db212bc636"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa69ee4a20a2d5ff7f11b24db212bc636"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#aa69ee4a20a2d5ff7f11b24db212bc636">drawLines</a> (const QLineF *, int)</td></tr>
<tr class="memdesc:aa69ee4a20a2d5ff7f11b24db212bc636"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawLines() <br/></td></tr>
<tr class="separator:aa69ee4a20a2d5ff7f11b24db212bc636"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a36dbf087d462f077808f7d0a4611e572"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a36dbf087d462f077808f7d0a4611e572"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a36dbf087d462f077808f7d0a4611e572">drawEllipse</a> (const QRectF &amp;)</td></tr>
<tr class="memdesc:a36dbf087d462f077808f7d0a4611e572"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawEllipse() <br/></td></tr>
<tr class="separator:a36dbf087d462f077808f7d0a4611e572"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3a58da653add416644b1ad4e6567871e"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a3a58da653add416644b1ad4e6567871e"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a3a58da653add416644b1ad4e6567871e">drawEllipse</a> (const QRect &amp;)</td></tr>
<tr class="memdesc:a3a58da653add416644b1ad4e6567871e"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawEllipse() <br/></td></tr>
<tr class="separator:a3a58da653add416644b1ad4e6567871e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1df889689ff1e29a0f864be5ac809ada"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1df889689ff1e29a0f864be5ac809ada"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a1df889689ff1e29a0f864be5ac809ada">drawPath</a> (const QPainterPath &amp;)</td></tr>
<tr class="memdesc:a1df889689ff1e29a0f864be5ac809ada"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPath() <br/></td></tr>
<tr class="separator:a1df889689ff1e29a0f864be5ac809ada"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5b0b40aed4fa6b4b193834cf89af2a3e"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5b0b40aed4fa6b4b193834cf89af2a3e"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a5b0b40aed4fa6b4b193834cf89af2a3e">drawPoints</a> (const QPointF *, int)</td></tr>
<tr class="memdesc:a5b0b40aed4fa6b4b193834cf89af2a3e"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPoints() <br/></td></tr>
<tr class="separator:a5b0b40aed4fa6b4b193834cf89af2a3e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89f89b7398be0e9c3c24cdf7e37803e2"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a89f89b7398be0e9c3c24cdf7e37803e2"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a89f89b7398be0e9c3c24cdf7e37803e2">drawPoints</a> (const QPoint *, int)</td></tr>
<tr class="memdesc:a89f89b7398be0e9c3c24cdf7e37803e2"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPoints() <br/></td></tr>
<tr class="separator:a89f89b7398be0e9c3c24cdf7e37803e2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad8ccc7d13b3ed6011c4f986210912d02"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad8ccc7d13b3ed6011c4f986210912d02"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#ad8ccc7d13b3ed6011c4f986210912d02">drawPolygon</a> (const QPointF *, int, QPaintEngine::PolygonDrawMode)</td></tr>
<tr class="memdesc:ad8ccc7d13b3ed6011c4f986210912d02"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPolygon() <br/></td></tr>
<tr class="separator:ad8ccc7d13b3ed6011c4f986210912d02"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9bd92d6203a0c7ad70a529d59d685eb1"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9bd92d6203a0c7ad70a529d59d685eb1"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a9bd92d6203a0c7ad70a529d59d685eb1">drawPolygon</a> (const QPoint *, int, QPaintEngine::PolygonDrawMode)</td></tr>
<tr class="memdesc:a9bd92d6203a0c7ad70a529d59d685eb1"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPolygon() <br/></td></tr>
<tr class="separator:a9bd92d6203a0c7ad70a529d59d685eb1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1a0a2f22ea26bdf74becd5e5813f8f6f"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1a0a2f22ea26bdf74becd5e5813f8f6f"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a1a0a2f22ea26bdf74becd5e5813f8f6f">drawPixmap</a> (const QRectF &amp;, const QPixmap &amp;, const QRectF &amp;)</td></tr>
<tr class="memdesc:a1a0a2f22ea26bdf74becd5e5813f8f6f"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawPixmap() <br/></td></tr>
<tr class="separator:a1a0a2f22ea26bdf74becd5e5813f8f6f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9c0566fc34422c4bd61534cebfb95d63"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a9c0566fc34422c4bd61534cebfb95d63"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a9c0566fc34422c4bd61534cebfb95d63">drawTextItem</a> (const QPointF &amp;, const QTextItem &amp;)</td></tr>
<tr class="memdesc:a9c0566fc34422c4bd61534cebfb95d63"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawTextItem() <br/></td></tr>
<tr class="separator:a9c0566fc34422c4bd61534cebfb95d63"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a256a8a39d0f32fb210c4561fe1b3f867"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a256a8a39d0f32fb210c4561fe1b3f867"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a256a8a39d0f32fb210c4561fe1b3f867">drawTiledPixmap</a> (const QRectF &amp;, const QPixmap &amp;, const QPointF &amp;s)</td></tr>
<tr class="memdesc:a256a8a39d0f32fb210c4561fe1b3f867"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawTiledPixmap() <br/></td></tr>
<tr class="separator:a256a8a39d0f32fb210c4561fe1b3f867"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6a18a677959e446b34419d398d4fc4c7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a6a18a677959e446b34419d398d4fc4c7"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a6a18a677959e446b34419d398d4fc4c7">drawImage</a> (const QRectF &amp;, const QImage &amp;, const QRectF &amp;, Qt::ImageConversionFlags)</td></tr>
<tr class="memdesc:a6a18a677959e446b34419d398d4fc4c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::drawImage() <br/></td></tr>
<tr class="separator:a6a18a677959e446b34419d398d4fc4c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a235bd4e1453a13f7c4c076a9595a8840"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a235bd4e1453a13f7c4c076a9595a8840"></a>
virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#a235bd4e1453a13f7c4c076a9595a8840">updateState</a> (const QPaintEngineState &amp;state)</td></tr>
<tr class="memdesc:a235bd4e1453a13f7c4c076a9595a8840"><td class="mdescLeft">&#160;</td><td class="mdescRight">See QPaintEngine::updateState() <br/></td></tr>
<tr class="separator:a235bd4e1453a13f7c4c076a9595a8840"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:ab95def8c9d76d4fa6142458fd5ea4970"><td class="memItemLeft" align="right" valign="top">virtual QSize&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_null_paint_device.html#ab95def8c9d76d4fa6142458fd5ea4970">sizeMetrics</a> () const =0</td></tr>
<tr class="separator:ab95def8c9d76d4fa6142458fd5ea4970"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A null paint device doing nothing. </p>
<p>Sometimes important layout/rendering geometries are not available or changeable from the public Qt class interface. ( f.e hidden in the style implementation ).</p>
<p><a class="el" href="class_qwt_null_paint_device.html" title="A null paint device doing nothing.">QwtNullPaintDevice</a> can be used to manipulate or filter out this information by analyzing the stream of paint primitives.</p>
<p>F.e. <a class="el" href="class_qwt_null_paint_device.html" title="A null paint device doing nothing.">QwtNullPaintDevice</a> is used by <a class="el" href="class_qwt_plot_canvas.html" title="Canvas of a QwtPlot.">QwtPlotCanvas</a> to identify styled backgrounds with rounded corners. </p>
</div><h2 class="groupheader">Member Enumeration Documentation</h2>
<a class="anchor" id="a1e605d04e468e2e7fc45c639251a053a"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">enum <a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">QwtNullPaintDevice::Mode</a></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Render mode. </p>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_null_paint_device.html#a8b159556695136a58eec6e78fd88957b">setMode()</a>, <a class="el" href="class_qwt_null_paint_device.html#ab8dd2303c06d6cbfa5f4c0fa442eb493">mode()</a> </dd></dl>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="a1e605d04e468e2e7fc45c639251a053aa2ad991b2edd425baa217eb90ed9930f7"></a>NormalMode</em>&nbsp;</td><td class="fielddoc">
<p>All vector graphic primitives are painted by the corresponding draw methods </p>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="a1e605d04e468e2e7fc45c639251a053aad26aa1be0859afe98851b8ee170ca0a7"></a>PolygonPathMode</em>&nbsp;</td><td class="fielddoc">
<p>Vector graphic primitives ( beside polygons ) are mapped to a QPainterPath and are painted by drawPath. In PathMode mode only a few draw methods are called:</p>
<ul>
<li><a class="el" href="class_qwt_null_paint_device.html#a1df889689ff1e29a0f864be5ac809ada" title="See QPaintEngine::drawPath()">drawPath()</a></li>
<li><a class="el" href="class_qwt_null_paint_device.html#a1a0a2f22ea26bdf74becd5e5813f8f6f" title="See QPaintEngine::drawPixmap()">drawPixmap()</a></li>
<li><a class="el" href="class_qwt_null_paint_device.html#a6a18a677959e446b34419d398d4fc4c7" title="See QPaintEngine::drawImage()">drawImage()</a></li>
<li><a class="el" href="class_qwt_null_paint_device.html#ad8ccc7d13b3ed6011c4f986210912d02" title="See QPaintEngine::drawPolygon()">drawPolygon()</a> </li>
</ul>
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="a1e605d04e468e2e7fc45c639251a053aa6dd94a051e9b1bab414cc819f2878e65"></a>PathMode</em>&nbsp;</td><td class="fielddoc">
<p>Vector graphic primitives are mapped to a QPainterPath and are painted by drawPath. In PathMode mode only a few draw methods are called:</p>
<ul>
<li><a class="el" href="class_qwt_null_paint_device.html#a1df889689ff1e29a0f864be5ac809ada" title="See QPaintEngine::drawPath()">drawPath()</a></li>
<li><a class="el" href="class_qwt_null_paint_device.html#a1a0a2f22ea26bdf74becd5e5813f8f6f" title="See QPaintEngine::drawPixmap()">drawPixmap()</a></li>
<li><a class="el" href="class_qwt_null_paint_device.html#a6a18a677959e446b34419d398d4fc4c7" title="See QPaintEngine::drawImage()">drawImage()</a> </li>
</ul>
</td></tr>
</table>

</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a014f8bf4ba5f58df3d17747e09d8f539"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">int QwtNullPaintDevice::metric </td>
          <td>(</td>
          <td class="paramtype">PaintDeviceMetric&#160;</td>
          <td class="paramname"><em>deviceMetric</em></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<p>See QPaintDevice::metric() </p>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_null_paint_device.html#ab95def8c9d76d4fa6142458fd5ea4970">sizeMetrics()</a> </dd></dl>

</div>
</div>
<a class="anchor" id="ab8dd2303c06d6cbfa5f4c0fa442eb493"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">QwtNullPaintDevice::Mode</a> QwtNullPaintDevice::mode </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Render mode </dd></dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_null_paint_device.html#a8b159556695136a58eec6e78fd88957b">setMode()</a> </dd></dl>

</div>
</div>
<a class="anchor" id="a8b159556695136a58eec6e78fd88957b"></a>
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void QwtNullPaintDevice::setMode </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="class_qwt_null_paint_device.html#a1e605d04e468e2e7fc45c639251a053a">Mode</a>&#160;</td>
          <td class="paramname"><em>mode</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Set the render mode</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">mode</td><td>New mode </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="class_qwt_null_paint_device.html#ab8dd2303c06d6cbfa5f4c0fa442eb493">mode()</a> </dd></dl>

</div>
</div>
<a class="anchor" id="ab95def8c9d76d4fa6142458fd5ea4970"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
  <tr>
  <td class="mlabels-left">
      <table class="memname">
        <tr>
          <td class="memname">virtual QSize QwtNullPaintDevice::sizeMetrics </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">protected</span><span class="mlabel">pure virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<dl class="section return"><dt>Returns</dt><dd>Size needed to implement <a class="el" href="class_qwt_null_paint_device.html#a014f8bf4ba5f58df3d17747e09d8f539">metric()</a> </dd></dl>

<p>Implemented in <a class="el" href="class_qwt_graphic.html#a8996e22267dc37c9bc18dd9392ec5916">QwtGraphic</a>.</p>

</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.3.1
</small></address>
</body>
</html>