📄 qwt__abstract__scale__draw_8cpp-source.html
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<a name="l00183"></a>00183 <span class="keyword">const</span> <span class="keywordtype">double</span> v = majorTicks[i];<a name="l00184"></a>00184 <span class="keywordflow">if</span> ( d_data->scldiv.contains(v) )<a name="l00185"></a>00185 drawLabel(painter, majorTicks[i]);<a name="l00186"></a>00186 }<a name="l00187"></a>00187 <a name="l00188"></a>00188 painter->restore();<a name="l00189"></a>00189 }<a name="l00190"></a>00190 <a name="l00191"></a>00191 <span class="keywordflow">if</span> ( hasComponent(QwtAbstractScaleDraw::Ticks) )<a name="l00192"></a>00192 {<a name="l00193"></a>00193 painter->save();<a name="l00194"></a>00194 <a name="l00195"></a>00195 QPen pen = painter->pen();<a name="l00196"></a>00196 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00197"></a>00197 <span class="preprocessor"></span> pen.setColor(colorGroup.foreground());<a name="l00198"></a>00198 <span class="preprocessor">#else</span><a name="l00199"></a>00199 <span class="preprocessor"></span> pen.setColor(palette.color(QPalette::Foreground));<a name="l00200"></a>00200 <span class="preprocessor">#endif</span><a name="l00201"></a>00201 <span class="preprocessor"></span> painter->setPen(pen);<a name="l00202"></a>00202 <a name="l00203"></a>00203 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> tickType = QwtScaleDiv::MinorTick; <a name="l00204"></a>00204 tickType < QwtScaleDiv::NTickTypes; tickType++ )<a name="l00205"></a>00205 {<a name="l00206"></a>00206 <span class="keyword">const</span> QwtValueList &ticks = d_data->scldiv.ticks(tickType);<a name="l00207"></a>00207 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < (int)ticks.count(); i++)<a name="l00208"></a>00208 {<a name="l00209"></a>00209 <span class="keyword">const</span> <span class="keywordtype">double</span> v = ticks[i];<a name="l00210"></a>00210 <span class="keywordflow">if</span> ( d_data->scldiv.contains(v) )<a name="l00211"></a>00211 drawTick(painter, v, d_data->tickLength[tickType]);<a name="l00212"></a>00212 }<a name="l00213"></a>00213 }<a name="l00214"></a>00214 <a name="l00215"></a>00215 painter->restore();<a name="l00216"></a>00216 }<a name="l00217"></a>00217 <a name="l00218"></a>00218 <span class="keywordflow">if</span> ( hasComponent(QwtAbstractScaleDraw::Backbone) )<a name="l00219"></a>00219 {<a name="l00220"></a>00220 painter->save();<a name="l00221"></a>00221 <a name="l00222"></a>00222 QPen pen = painter->pen();<a name="l00223"></a>00223 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00224"></a>00224 <span class="preprocessor"></span> pen.setColor(colorGroup.foreground());<a name="l00225"></a>00225 <span class="preprocessor">#else</span><a name="l00226"></a>00226 <span class="preprocessor"></span> pen.setColor(palette.color(QPalette::Foreground));<a name="l00227"></a>00227 <span class="preprocessor">#endif</span><a name="l00228"></a>00228 <span class="preprocessor"></span> painter->setPen(pen);<a name="l00229"></a>00229 <a name="l00230"></a>00230 drawBackbone(painter);<a name="l00231"></a>00231 <a name="l00232"></a>00232 painter->restore();<a name="l00233"></a>00233 }<a name="l00234"></a>00234 }<a name="l00235"></a>00235 <a name="l00246"></a><a class="code" href="class_qwt_abstract_scale_draw.html#ed26877e7a6589ba0df1f45a3ed68fc7">00246</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_scale_draw.html#ed26877e7a6589ba0df1f45a3ed68fc7">QwtAbstractScaleDraw::setSpacing</a>(<span class="keywordtype">int</span> spacing)<a name="l00247"></a>00247 {<a name="l00248"></a>00248 <span class="keywordflow">if</span> ( spacing < 0 )<a name="l00249"></a>00249 spacing = 0;<a name="l00250"></a>00250 <a name="l00251"></a>00251 d_data->spacing = spacing;<a name="l00252"></a>00252 }<a name="l00253"></a>00253 <a name="l00262"></a><a class="code" href="class_qwt_abstract_scale_draw.html#b31323219c1a750adde91470698cfa0f">00262</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_abstract_scale_draw.html#b31323219c1a750adde91470698cfa0f">QwtAbstractScaleDraw::spacing</a>()<span class="keyword"> const</span><a name="l00263"></a>00263 <span class="keyword"></span>{<a name="l00264"></a>00264 <span class="keywordflow">return</span> d_data->spacing;<a name="l00265"></a>00265 }<a name="l00266"></a>00266 <a name="l00280"></a><a class="code" href="class_qwt_abstract_scale_draw.html#2a9633476aa1c99e25fa07d87db3e415">00280</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_scale_draw.html#2a9633476aa1c99e25fa07d87db3e415">QwtAbstractScaleDraw::setMinimumExtent</a>(<span class="keywordtype">int</span> minExtent)<a name="l00281"></a>00281 {<a name="l00282"></a>00282 <span class="keywordflow">if</span> ( minExtent < 0 )<a name="l00283"></a>00283 minExtent = 0;<a name="l00284"></a>00284 <a name="l00285"></a>00285 d_data->minExtent = minExtent;<a name="l00286"></a>00286 }<a name="l00287"></a>00287 <a name="l00292"></a><a class="code" href="class_qwt_abstract_scale_draw.html#f7b927390d71f291fa03186eff79e201">00292</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_abstract_scale_draw.html#f7b927390d71f291fa03186eff79e201">QwtAbstractScaleDraw::minimumExtent</a>()<span class="keyword"> const</span><a name="l00293"></a>00293 <span class="keyword"></span>{<a name="l00294"></a>00294 <span class="keywordflow">return</span> d_data->minExtent;<a name="l00295"></a>00295 }<a name="l00296"></a>00296 <a name="l00305"></a><a class="code" href="class_qwt_abstract_scale_draw.html#05437152e446e9c0f5e912e68269a6a7">00305</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_scale_draw.html#05437152e446e9c0f5e912e68269a6a7">QwtAbstractScaleDraw::setTickLength</a>(<a name="l00306"></a>00306 <a class="code" href="class_qwt_scale_div.html#f21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a> tickType, <span class="keywordtype">int</span> length)<a name="l00307"></a>00307 {<a name="l00308"></a>00308 <span class="keywordflow">if</span> ( tickType < QwtScaleDiv::MinorTick || <a name="l00309"></a>00309 tickType > QwtScaleDiv::MajorTick )<a name="l00310"></a>00310 {<a name="l00311"></a>00311 <span class="keywordflow">return</span>;<a name="l00312"></a>00312 }<a name="l00313"></a>00313 <a name="l00314"></a>00314 <span class="keywordflow">if</span> ( length < 0 )<a name="l00315"></a>00315 length = 0;<a name="l00316"></a>00316 <a name="l00317"></a>00317 <span class="keyword">const</span> <span class="keywordtype">int</span> maxTickLen = 1000;<a name="l00318"></a>00318 <span class="keywordflow">if</span> ( length > maxTickLen )<a name="l00319"></a>00319 length = 1000;<a name="l00320"></a>00320 <a name="l00321"></a>00321 d_data->tickLength[tickType] = length;<a name="l00322"></a>00322 }<a name="l00323"></a>00323 <a name="l00330"></a><a class="code" href="class_qwt_abstract_scale_draw.html#d183cd4b9b5b204ca5d264e0f42e06a1">00330</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_abstract_scale_draw.html#d183cd4b9b5b204ca5d264e0f42e06a1">QwtAbstractScaleDraw::tickLength</a>(<a class="code" href="class_qwt_scale_div.html#f21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a> tickType)<span class="keyword"> const</span><a name="l00331"></a>00331 <span class="keyword"></span>{<a name="l00332"></a>00332 <span class="keywordflow">if</span> ( tickType < QwtScaleDiv::MinorTick || <a name="l00333"></a>00333 tickType > QwtScaleDiv::MajorTick )<a name="l00334"></a>00334 {<a name="l00335"></a>00335 <span class="keywordflow">return</span> 0;<a name="l00336"></a>00336 }<a name="l00337"></a>00337 <a name="l00338"></a>00338 <span class="keywordflow">return</span> d_data->tickLength[tickType];<a name="l00339"></a>00339 }<a name="l00340"></a>00340 <a name="l00344"></a><a class="code" href="class_qwt_abstract_scale_draw.html#70d03241a4502cf546c5075d28658601">00344</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_abstract_scale_draw.html#70d03241a4502cf546c5075d28658601">QwtAbstractScaleDraw::majTickLength</a>()<span class="keyword"> const</span><a name="l00345"></a>00345 <span class="keyword"></span>{<a name="l00346"></a>00346 <span class="keywordflow">return</span> d_data->tickLength[QwtScaleDiv::MajorTick];<a name="l00347"></a>00347 }<a name="l00348"></a>00348 <a name="l00359"></a><a class="code" href="class_qwt_abstract_scale_draw.html#4ff88bc827dd6c6ca9298de13483b61f">00359</a> <a class="code" href="class_qwt_text.html">QwtText</a> <a class="code" href="class_qwt_abstract_scale_draw.html#4ff88bc827dd6c6ca9298de13483b61f">QwtAbstractScaleDraw::label</a>(<span class="keywordtype">double</span> value)<span class="keyword"> const</span><a name="l00360"></a>00360 <span class="keyword"></span>{<a name="l00361"></a>00361 <span class="keywordflow">return</span> QString::number(value);<a name="l00362"></a>00362 }<a name="l00363"></a>00363 <a name="l00377"></a><a class="code" href="class_qwt_abstract_scale_draw.html#5e703dcb115a51024f89f92e61c2c8d8">00377</a> <span class="keyword">const</span> <a class="code" href="class_qwt_text.html">QwtText</a> &<a class="code" href="class_qwt_abstract_scale_draw.html#5e703dcb115a51024f89f92e61c2c8d8">QwtAbstractScaleDraw::tickLabel</a>(<a name="l00378"></a>00378 <span class="keyword">const</span> QFont &font, <span class="keywordtype">double</span> value)<span class="keyword"> const</span><a name="l00379"></a>00379 <span class="keyword"></span>{<a name="l00380"></a>00380 QMap<double, QwtText>::const_iterator it = d_data->labelCache.find(value);<a name="l00381"></a>00381 <span class="keywordflow">if</span> ( it == d_data->labelCache.end() )<a name="l00382"></a>00382 {<a name="l00383"></a>00383 <a class="code" href="class_qwt_text.html">QwtText</a> lbl = <a class="code" href="class_qwt_abstract_scale_draw.html#4ff88bc827dd6c6ca9298de13483b61f">label</a>(value);<a name="l00384"></a>00384 lbl.<a class="code" href="class_qwt_text.html#2e71d427de766455323794f27d369a5d">setRenderFlags</a>(0);<a name="l00385"></a>00385 lbl.setLayoutAttribute(QwtText::MinimumLayout);<a name="l00386"></a>00386 <a name="l00387"></a>00387 (void)lbl.textSize(font); <span class="comment">// initialize the internal cache</span><a name="l00388"></a>00388 <a name="l00389"></a>00389 it = d_data->labelCache.insert(value, lbl);<a name="l00390"></a>00390 }<a name="l00391"></a>00391 <a name="l00392"></a>00392 <span class="keywordflow">return</span> (*it);<a name="l00393"></a>00393 }<a name="l00394"></a>00394 <a name="l00402"></a><a class="code" href="class_qwt_abstract_scale_draw.html#4ed95cd23c5d779c1b05aa5295409aa6">00402</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_abstract_scale_draw.html#4ed95cd23c5d779c1b05aa5295409aa6">QwtAbstractScaleDraw::invalidateCache</a>()<a name="l00403"></a>00403 {<a name="l00404"></a>00404 d_data->labelCache.clear();<a name="l00405"></a>00405 }</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Feb 26 21:22:36 2007 for Qwt User's Guide by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address></body></html>⌨️ 快捷键说明
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