📄 qwt__plot_8cpp-source.html
字号:
<a name="l00518"></a>00518 <span class="preprocessor"></span> w = d_data->canvas;<a name="l00519"></a>00519 <span class="keywordflow">while</span> ( ( w = w->nextInFocusChain() ) != d_data->canvas )<a name="l00520"></a>00520 <span class="preprocessor">#else</span><a name="l00521"></a>00521 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( focusData() == NULL )<a name="l00522"></a>00522 <span class="keywordflow">return</span>;<a name="l00523"></a>00523 <a name="l00524"></a>00524 <span class="keywordflow">while</span> ( focusData()->next() != d_data->canvas );<a name="l00525"></a>00525 <span class="keywordflow">while</span> ( (w = focusData()->next()) != d_data->canvas )<a name="l00526"></a>00526 <span class="preprocessor">#endif</span><a name="l00527"></a>00527 <span class="preprocessor"></span> {<a name="l00528"></a>00528 <span class="keywordtype">bool</span> isLegendItem = <span class="keyword">false</span>;<a name="l00529"></a>00529 <span class="keywordflow">if</span> ( w->focusPolicy() != NoFocus <a name="l00530"></a>00530 && w->parent() && w->parent() == d_data->legend->contentsWidget() )<a name="l00531"></a>00531 {<a name="l00532"></a>00532 isLegendItem = <span class="keyword">true</span>;<a name="l00533"></a>00533 }<a name="l00534"></a>00534 <a name="l00535"></a>00535 <span class="keywordflow">if</span> ( canvasFirst )<a name="l00536"></a>00536 {<a name="l00537"></a>00537 <span class="keywordflow">if</span> ( isLegendItem )<a name="l00538"></a>00538 <span class="keywordflow">break</span>;<a name="l00539"></a>00539 <a name="l00540"></a>00540 previous = w;<a name="l00541"></a>00541 }<a name="l00542"></a>00542 <span class="keywordflow">else</span><a name="l00543"></a>00543 {<a name="l00544"></a>00544 <span class="keywordflow">if</span> ( isLegendItem )<a name="l00545"></a>00545 previous = w;<a name="l00546"></a>00546 <span class="keywordflow">else</span><a name="l00547"></a>00547 {<a name="l00548"></a>00548 <span class="keywordflow">if</span> ( previous )<a name="l00549"></a>00549 <span class="keywordflow">break</span>;<a name="l00550"></a>00550 }<a name="l00551"></a>00551 }<a name="l00552"></a>00552 }<a name="l00553"></a>00553 <a name="l00554"></a>00554 <span class="keywordflow">if</span> ( previous && previous != d_data->canvas)<a name="l00555"></a>00555 setTabOrder(previous, d_data->canvas);<a name="l00556"></a>00556 }<a name="l00557"></a>00557 <a name="l00568"></a><a class="code" href="class_qwt_plot.html#dd1b88d8312e2671652d23f8181f2433">00568</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_plot.html#dd1b88d8312e2671652d23f8181f2433">QwtPlot::drawCanvas</a>(QPainter *painter)<a name="l00569"></a>00569 {<a name="l00570"></a>00570 <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> maps[axisCnt];<a name="l00571"></a>00571 <span class="keywordflow">for</span> ( <span class="keywordtype">int</span> axisId = 0; axisId < axisCnt; axisId++ )<a name="l00572"></a>00572 maps[axisId] = <a class="code" href="class_qwt_plot.html#ff5efd21f11ec91fb8f791799cb4db2f">canvasMap</a>(axisId);<a name="l00573"></a>00573 <a name="l00574"></a>00574 <a class="code" href="class_qwt_plot.html#f89d2b8b86e52188369327b3a5880e16">drawItems</a>(painter, <a name="l00575"></a>00575 d_data->canvas->contentsRect(), maps, <a class="code" href="class_qwt_plot_print_filter.html">QwtPlotPrintFilter</a>());<a name="l00576"></a>00576 }<a name="l00577"></a>00577 <a name="l00586"></a><a class="code" href="class_qwt_plot.html#f89d2b8b86e52188369327b3a5880e16">00586</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_plot.html#f89d2b8b86e52188369327b3a5880e16">QwtPlot::drawItems</a>(QPainter *painter, <span class="keyword">const</span> QRect &rect, <a name="l00587"></a>00587 <span class="keyword">const</span> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> map[axisCnt], <a name="l00588"></a>00588 <span class="keyword">const</span> <a class="code" href="class_qwt_plot_print_filter.html">QwtPlotPrintFilter</a> &pfilter)<span class="keyword"> const</span><a name="l00589"></a>00589 <span class="keyword"></span>{<a name="l00590"></a>00590 painter->save();<a name="l00591"></a>00591 <a name="l00592"></a>00592 <span class="keyword">const</span> QwtPlotItemList& itmList = <a class="code" href="class_qwt_plot_dict.html#9cbb1c5c22de93594b7e2524af108f55">itemList</a>();<a name="l00593"></a>00593 <span class="keywordflow">for</span> ( QwtPlotItemIterator it = itmList.begin();<a name="l00594"></a>00594 it != itmList.end(); ++it )<a name="l00595"></a>00595 {<a name="l00596"></a>00596 <a class="code" href="class_qwt_plot_item.html">QwtPlotItem</a> *item = *it;<a name="l00597"></a>00597 <span class="keywordflow">if</span> ( item && item->isVisible() )<a name="l00598"></a>00598 {<a name="l00599"></a>00599 <span class="keywordflow">if</span> ( !(pfilter.<a class="code" href="class_qwt_plot_print_filter.html#0f47c339382f3292d3e71e0585a008e4">options</a>() & QwtPlotPrintFilter::PrintGrid)<a name="l00600"></a>00600 && item->rtti() == QwtPlotItem::Rtti_PlotGrid )<a name="l00601"></a>00601 {<a name="l00602"></a>00602 <span class="keywordflow">continue</span>;<a name="l00603"></a>00603 }<a name="l00604"></a>00604 <a name="l00605"></a>00605 <span class="preprocessor">#if QT_VERSION >= 0x040000</span><a name="l00606"></a>00606 <span class="preprocessor"></span> painter->setRenderHint(QPainter::Antialiasing,<a name="l00607"></a>00607 item->testRenderHint(QwtPlotItem::RenderAntialiased) );<a name="l00608"></a>00608 <span class="preprocessor">#endif</span><a name="l00609"></a>00609 <span class="preprocessor"></span><a name="l00610"></a>00610 item->draw(painter, <a name="l00611"></a>00611 map[item->xAxis()], map[item->yAxis()],<a name="l00612"></a>00612 rect);<a name="l00613"></a>00613 }<a name="l00614"></a>00614 }<a name="l00615"></a>00615 <a name="l00616"></a>00616 painter->restore();<a name="l00617"></a>00617 }<a name="l00618"></a>00618 <a name="l00626"></a><a class="code" href="class_qwt_plot.html#ff5efd21f11ec91fb8f791799cb4db2f">00626</a> <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> <a class="code" href="class_qwt_plot.html#ff5efd21f11ec91fb8f791799cb4db2f">QwtPlot::canvasMap</a>(<span class="keywordtype">int</span> axisId)<span class="keyword"> const</span><a name="l00627"></a>00627 <span class="keyword"></span>{<a name="l00628"></a>00628 <a class="code" href="class_qwt_scale_map.html">QwtScaleMap</a> map;<a name="l00629"></a>00629 <span class="keywordflow">if</span> ( !d_data->canvas )<a name="l00630"></a>00630 <span class="keywordflow">return</span> map;<a name="l00631"></a>00631 <a name="l00632"></a>00632 map.<a class="code" href="class_qwt_scale_map.html#37edc7ef45ce0958927f17ca96f91dde">setTransformation</a>(<a class="code" href="class_qwt_plot.html#619b65bb95090ab5a528e33a5014ae4f">axisScaleEngine</a>(axisId)->transformation());<a name="l00633"></a>00633 <a name="l00634"></a>00634 <span class="keyword">const</span> <a class="code" href="class_qwt_scale_div.html">QwtScaleDiv</a> *sd = <a class="code" href="class_qwt_plot.html#596fc7e7960324ddc949c36242c5e6d6">axisScaleDiv</a>(axisId);<a name="l00635"></a>00635 map.<a class="code" href="class_qwt_scale_map.html#aa33bc8e1aed7aa17d345053194e7094">setScaleInterval</a>(sd-><a class="code" href="class_qwt_scale_div.html#a3b6edf00144cdc0a59fbc91784faec3">lBound</a>(), sd-><a class="code" href="class_qwt_scale_div.html#94287d3de0b107e66beea42cfeb1caef">hBound</a>());<a name="l00636"></a>00636 <a name="l00637"></a>00637 <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_plot.html#ac5107a1ec8836b53f084a5b1bb8cc43">axisEnabled</a>(axisId) )<a name="l00638"></a>00638 {<a name="l00639"></a>00639 <span class="keyword">const</span> <a class="code" href="class_qwt_scale_widget.html">QwtScaleWidget</a> *s = <a class="code" href="class_qwt_plot.html#6b495d9b17962be6e098026441a1f7b8">axisWidget</a>(axisId);<a name="l00640"></a>00640 <span class="keywordflow">if</span> ( axisId == yLeft || axisId == yRight )<a name="l00641"></a>00641 {<a name="l00642"></a>00642 <span class="keywordtype">int</span> y = s->y() + s-><a class="code" href="class_qwt_scale_widget.html#b82bb290d685dfaec3894f5892f04ef9">startBorderDist</a>() - d_data->canvas->y();<a name="l00643"></a>00643 <span class="keywordtype">int</span> h = s->height() - s-><a class="code" href="class_qwt_scale_widget.html#b82bb290d685dfaec3894f5892f04ef9">startBorderDist</a>() - s-><a class="code" href="class_qwt_scale_widget.html#314a2aff4b7629db21b45c8f74b3ae0b">endBorderDist</a>();<a name="l00644"></a>00644 map.<a class="code" href="class_qwt_scale_map.html#a9a63a0b2e4ff81b1df23d9f968cd5b8">setPaintInterval</a>(y + h - 1, y);<a name="l00645"></a>00645 }<a name="l00646"></a>00646 <span class="keywordflow">else</span><a name="l00647"></a>00647 {<a name="l00648"></a>00648 <span class="keywordtype">int</span> x = s->x() + s-><a class="code" href="class_qwt_scale_widget.html#b82bb290d685dfaec3894f5892f04ef9">startBorderDist</a>() - d_data->canvas->x();<a name="l00649"></a>00649 <span class="keywordtype">int</span> w = s->width() - s-><a class="code" href="class_qwt_scale_widget.html#b82bb290d685dfaec3894f5892f04ef9">startBorderDist</a>() - s-><a class="code" href="class_qwt_scale_widget.html#314a2aff4b7629db21b45c8f74b3ae0b">endBorderDist</a>();<a name="l00650"></a>00650 map.<a class="code" href="class_qwt_scale_map.html#a9a63a0b2e4ff81b1df23d9f968cd5b8">setPaintInterval</a>(x, x + w - 1);<a name="l00651"></a>00651 }<a name="l00652"></a>00652 }<a name="l00653"></a>00653 <span class="keywordflow">else</span><a name="l00654"></a>00654 {<a name="l00655"></a>00655 <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="class_qwt_plot.html#546ff473d973512141cc974e3609ad14">margin</a> = <a class="code" href="class_qwt_plot.html#9156b14a6f67f6279a16fea063ce1d14">plotLayout</a>()-><a class="code" href="class_qwt_plot_layout.html#acf659495ecc45367eacf5f4b2aeca7d">canvasMargin</a>(axisId);<a name="l00656"></a>00656 <a name="l00657"></a>00657 <span class="keyword">const</span> QRect &canvasRect = d_data->canvas->contentsRect();<a name="l00658"></a>00658 <span class="keywordflow">if</span> ( axisId == yLeft || axisId == yRight )<a name="l00659"></a>00659 {<a name="l00660"></a>00660 map.<a class="code" href="class_qwt_scale_map.html#a9a63a0b2e4ff81b1df23d9f968cd5b8">setPaintInterval</a>(canvasRect.bottom() - margin, <a name="l00661"></a>00661 canvasRect.top() + margin);<a name="l00662"></a>00662 }<a name="l00663"></a>00663 <span class="keywordflow">else</span><a name="l00664"></a>00664 {<a name="l00665"></a>00665 map.<a class="code" href="class_qwt_scale_map.html#a9a63a0b2e4ff81b1df23d9f968cd5b8">setPaintInterval</a>(canvasRect.left() + margin, <a name="l00666"></a>00666 canvasRect.right() - margin);<a name="l00667"></a>00667 }<a name="l00668"></a>00668 }<a name="l00669"></a>00669 <span class="keywordflow">return</span> map;<a name="l00670"></a>00670 }<a name="l00671"></a>00671 <a name="l00679"></a><a class="code" href="class_qwt_plot.html#26f01ba1c3c85308db6cac67c5f1159c">00679</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_plot.html#26f01ba1c3c85308db6cac67c5f1159c">QwtPlot::setMargin</a>(<span class="keywordtype">int</span> margin)<a name="l00680"></a>00680 {<a name="l00681"></a>00681 <span class="keywordflow">if</span> ( margin < 0 )<a name="l00682"></a>00682 margin = 0;<a name="l00683"></a>00683 <a name="l00684"></a>00684 <span class="keywordflow">if</span> ( margin != d_data->layout->margin() )<a name="l00685"></a>00685 {<a name="l00686"></a>00686 d_data->layout->setMargin(margin);<a name="l00687"></a>00687 <a class="code" href="class_qwt_plot.html#d470068832406086d6823109d8d7f050">updateLayout</a>();<a name="l00688"></a>00688 }<a name="l00689"></a>00689 }⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -