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<a name="l00174"></a>00174 <span class="keywordtype">int</span> <a class="code" href="class_qwt_text_label.html#56d1c5c770efd4f829f33d0b42f00c9b">indent</a> = d_data->indent;<a name="l00175"></a>00175 <span class="keywordflow">if</span> ( indent <= 0 )<a name="l00176"></a>00176 indent = defaultIndent();<a name="l00177"></a>00177 <a name="l00178"></a>00178 <span class="keywordflow">if</span> ( indent > 0 )<a name="l00179"></a>00179 {<a name="l00180"></a>00180 <span class="keyword">const</span> <span class="keywordtype">int</span> align = d_data->text.renderFlags();<a name="l00181"></a>00181 <span class="keywordflow">if</span> ( align & Qt::AlignLeft || align & Qt::AlignRight )<a name="l00182"></a>00182 mw += d_data->indent;<a name="l00183"></a>00183 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( align & Qt::AlignTop || align & Qt::AlignBottom )<a name="l00184"></a>00184 mh += d_data->indent;<a name="l00185"></a>00185 }<a name="l00186"></a>00186 <a name="l00187"></a>00187 sz += QSize(mw, mh);<a name="l00188"></a>00188 <a name="l00189"></a>00189 <span class="keywordflow">return</span> sz;<a name="l00190"></a>00190 }<a name="l00191"></a>00191 <a name="l00196"></a><a class="code" href="class_qwt_text_label.html#de1867a2c9308f2235cfacf675fa1d4c">00196</a> <span class="keywordtype">int</span> <a class="code" href="class_qwt_text_label.html#de1867a2c9308f2235cfacf675fa1d4c">QwtTextLabel::heightForWidth</a>(<span class="keywordtype">int</span> width)<span class="keyword"> const</span><a name="l00197"></a>00197 <span class="keyword"></span>{<a name="l00198"></a>00198 <span class="keyword">const</span> <span class="keywordtype">int</span> renderFlags = d_data->text.renderFlags();<a name="l00199"></a>00199 <a name="l00200"></a>00200 <span class="keywordtype">int</span> <a class="code" href="class_qwt_text_label.html#56d1c5c770efd4f829f33d0b42f00c9b">indent</a> = d_data->indent;<a name="l00201"></a>00201 <span class="keywordflow">if</span> ( indent <= 0 )<a name="l00202"></a>00202 indent = defaultIndent();<a name="l00203"></a>00203 <a name="l00204"></a>00204 width -= 2 * frameWidth();<a name="l00205"></a>00205 <span class="keywordflow">if</span> ( renderFlags & Qt::AlignLeft || renderFlags & Qt::AlignRight )<a name="l00206"></a>00206 width -= indent;<a name="l00207"></a>00207 <a name="l00208"></a>00208 <span class="keywordtype">int</span> height = d_data->text.heightForWidth(width, font());<a name="l00209"></a>00209 <span class="keywordflow">if</span> ( renderFlags & Qt::AlignTop || renderFlags & Qt::AlignBottom )<a name="l00210"></a>00210 height += indent;<a name="l00211"></a>00211 <a name="l00212"></a>00212 height += 2 * frameWidth();<a name="l00213"></a>00213 <a name="l00214"></a>00214 <span class="keywordflow">return</span> height;<a name="l00215"></a>00215 }<a name="l00216"></a>00216 <a name="l00218"></a><a class="code" href="class_qwt_text_label.html#ff00274ee1c860530920b4feaca02393">00218</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_text_label.html#ff00274ee1c860530920b4feaca02393">QwtTextLabel::paintEvent</a>(QPaintEvent *event)<a name="l00219"></a>00219 {<a name="l00220"></a>00220 <span class="preprocessor">#if QT_VERSION >= 0x040000</span><a name="l00221"></a>00221 <span class="preprocessor"></span> QPainter painter(<span class="keyword">this</span>);<a name="l00222"></a>00222 <a name="l00223"></a>00223 <span class="keywordflow">if</span> ( !contentsRect().contains( event->rect() ) )<a name="l00224"></a>00224 {<a name="l00225"></a>00225 painter.save();<a name="l00226"></a>00226 painter.setClipRegion( event->region() & frameRect() );<a name="l00227"></a>00227 drawFrame( &painter );<a name="l00228"></a>00228 painter.restore();<a name="l00229"></a>00229 }<a name="l00230"></a>00230 <a name="l00231"></a>00231 painter.setClipRegion(event->region() & contentsRect());<a name="l00232"></a>00232 <a name="l00233"></a>00233 <a class="code" href="class_qwt_text_label.html#b1d6c248f451517a32c626372670ab51">drawContents</a>( &painter );<a name="l00234"></a>00234 <span class="preprocessor">#else // QT_VERSION < 0x040000</span><a name="l00235"></a>00235 <span class="preprocessor"></span> QFrame::paintEvent(event);<a name="l00236"></a>00236 <span class="preprocessor">#endif</span><a name="l00237"></a>00237 <span class="preprocessor"></span><a name="l00238"></a>00238 }<a name="l00239"></a>00239 <a name="l00241"></a><a class="code" href="class_qwt_text_label.html#b1d6c248f451517a32c626372670ab51">00241</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_text_label.html#b1d6c248f451517a32c626372670ab51">QwtTextLabel::drawContents</a>(QPainter *painter)<a name="l00242"></a>00242 {<a name="l00243"></a>00243 <span class="keyword">const</span> QRect r = <a class="code" href="class_qwt_text_label.html#b4f9a18c47618903927fb2b40cbb06e2">textRect</a>();<a name="l00244"></a>00244 <span class="keywordflow">if</span> ( r.isEmpty() )<a name="l00245"></a>00245 <span class="keywordflow">return</span>;<a name="l00246"></a>00246 <a name="l00247"></a>00247 painter->setFont(font());<a name="l00248"></a>00248 <span class="preprocessor">#if QT_VERSION < 0x040000</span><a name="l00249"></a>00249 <span class="preprocessor"></span> painter->setPen(palette().color(QPalette::Active, QColorGroup::Text));<a name="l00250"></a>00250 <span class="preprocessor">#else</span><a name="l00251"></a>00251 <span class="preprocessor"></span> painter->setPen(palette().color(QPalette::Active, QPalette::Text));<a name="l00252"></a>00252 <span class="preprocessor">#endif</span><a name="l00253"></a>00253 <span class="preprocessor"></span><a name="l00254"></a>00254 <a class="code" href="class_qwt_text_label.html#88491c6677985ca048a3ebc095940df3">drawText</a>(painter, r);<a name="l00255"></a>00255 <a name="l00256"></a>00256 <span class="keywordflow">if</span> ( hasFocus() )<a name="l00257"></a>00257 {<a name="l00258"></a>00258 <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_text_label.html#b754bebe50bc0e713cde9ba58bf6c3c8">margin</a> = 2;<a name="l00259"></a>00259 <a name="l00260"></a>00260 QRect focusRect = contentsRect();<a name="l00261"></a>00261 focusRect.setRect(focusRect.x() + margin, focusRect.y() + margin,<a name="l00262"></a>00262 focusRect.width() - 2 * margin - 2, <a name="l00263"></a>00263 focusRect.height() - 2 * margin - 2);<a name="l00264"></a>00264 <a name="l00265"></a>00265 <a class="code" href="class_qwt_painter.html#bb6bbb26f325e33236c5292107e44102">QwtPainter::drawFocusRect</a>(painter, <span class="keyword">this</span>, focusRect);<a name="l00266"></a>00266 }<a name="l00267"></a>00267 }<a name="l00268"></a>00268 <a name="l00270"></a><a class="code" href="class_qwt_text_label.html#88491c6677985ca048a3ebc095940df3">00270</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_text_label.html#88491c6677985ca048a3ebc095940df3">QwtTextLabel::drawText</a>(QPainter *painter, <span class="keyword">const</span> QRect &textRect)<a name="l00271"></a>00271 {<a name="l00272"></a>00272 d_data->text.draw(painter, textRect);<a name="l00273"></a>00273 }<a name="l00274"></a>00274 <a name="l00279"></a><a class="code" href="class_qwt_text_label.html#b4f9a18c47618903927fb2b40cbb06e2">00279</a> QRect <a class="code" href="class_qwt_text_label.html#b4f9a18c47618903927fb2b40cbb06e2">QwtTextLabel::textRect</a>()<span class="keyword"> const</span><a name="l00280"></a>00280 <span class="keyword"></span>{<a name="l00281"></a>00281 QRect r = contentsRect();<a name="l00282"></a>00282 <a name="l00283"></a>00283 <span class="keywordflow">if</span> ( !r.isEmpty() && d_data->margin > 0 )<a name="l00284"></a>00284 {<a name="l00285"></a>00285 r.setRect(r.x() + d_data->margin, r.y() + d_data->margin,<a name="l00286"></a>00286 r.width() - 2 * d_data->margin, r.height() - 2 * d_data->margin );<a name="l00287"></a>00287 }<a name="l00288"></a>00288 <a name="l00289"></a>00289 <span class="keywordflow">if</span> ( !r.isEmpty() )<a name="l00290"></a>00290 {<a name="l00291"></a>00291 <span class="keywordtype">int</span> indent = d_data->indent;<a name="l00292"></a>00292 if ( indent <= 0 )<a name="l00293"></a>00293 indent = defaultIndent();<a name="l00294"></a>00294 <a name="l00295"></a>00295 <span class="keywordflow">if</span> ( indent > 0 )<a name="l00296"></a>00296 {<a name="l00297"></a>00297 <span class="keyword">const</span> <span class="keywordtype">int</span> renderFlags = d_data->text.renderFlags();<a name="l00298"></a>00298 <a name="l00299"></a>00299 <span class="keywordflow">if</span> ( renderFlags & Qt::AlignLeft )<a name="l00300"></a>00300 r.setX(r.x() + indent);<a name="l00301"></a>00301 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( renderFlags & Qt::AlignRight )<a name="l00302"></a>00302 r.setWidth(r.width() - indent);<a name="l00303"></a>00303 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( renderFlags & Qt::AlignTop )<a name="l00304"></a>00304 r.setY(r.y() + indent);<a name="l00305"></a>00305 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( renderFlags & Qt::AlignBottom )<a name="l00306"></a>00306 r.setHeight(r.height() - indent);<a name="l00307"></a>00307 }<a name="l00308"></a>00308 }<a name="l00309"></a>00309 <a name="l00310"></a>00310 <span class="keywordflow">return</span> r;<a name="l00311"></a>00311 }<a name="l00312"></a>00312 <a name="l00313"></a>00313 <span class="keywordtype">int</span> QwtTextLabel::defaultIndent()<span class="keyword"> const</span><a name="l00314"></a>00314 <span class="keyword"></span>{<a name="l00315"></a>00315 <span class="keywordflow">if</span> ( frameWidth() <= 0 )<a name="l00316"></a>00316 <span class="keywordflow">return</span> 0;<a name="l00317"></a>00317 <a name="l00318"></a>00318 QFont fnt;<a name="l00319"></a>00319 <span class="keywordflow">if</span> ( d_data->text.testPaintAttribute(QwtText::PaintUsingTextFont) )<a name="l00320"></a>00320 fnt = d_data->text.font();<a name="l00321"></a>00321 <span class="keywordflow">else</span><a name="l00322"></a>00322 fnt = font();<a name="l00323"></a>00323 <a name="l00324"></a>00324 <span class="keywordflow">return</span> QFontMetrics(fnt).width(<span class="charliteral">'x'</span>) / 2;<a name="l00325"></a>00325 }<a name="l00326"></a>00326 </pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Feb 26 21:22:39 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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