class_qwt_scale_widget.html

QWT5.01用于Qt开发的二维图形库程序

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          <td class="md" nowrap valign="top"><a class="el" href="class_qwt_scale_draw.html#cd7ceeeac592ef08530788580b461c66">QwtScaleDraw::Alignment</a> QwtScaleWidget::alignment           </td>
          <td class="md" valign="top">(&nbsp;</td>
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          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<dl compact><dt><b>Returns:</b></dt><dd>position </dd></dl>
<dl compact><dt><b>See also:</b></dt><dd>QwtScaleWidget::setPosition </dd></dl>

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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00218">218</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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References <a class="el" href="qwt__scale__draw_8cpp-source.html#l00091">QwtScaleDraw::alignment()</a>, and <a class="el" href="qwt__scale__widget_8cpp-source.html#l00340">scaleDraw()</a>.    </td>
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<a class="anchor" name="a3c1f2f5e60ebb8f6fb42297dfe8881b"></a><!-- doxytag: member="QwtScaleWidget::dimForLength" ref="a3c1f2f5e60ebb8f6fb42297dfe8881b" args="(int length, const QFont &amp;scaleFont) const " --><p>
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          <td class="md" nowrap valign="top">int QwtScaleWidget::dimForLength           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">int&nbsp;</td>
          <td class="mdname" nowrap> <em>length</em>, </td>
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          <td class="md" nowrap>const QFont &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>scaleFont</em></td>
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Find the minimum dimension for a given length. dim is the height, length the width seen in direction of the title. 
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<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>length</em>&nbsp;</td><td>width for horizontal, height for vertical scales </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>scaleFont</em>&nbsp;</td><td>Font of the scale </td></tr>
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<dl compact><dt><b>Returns:</b></dt><dd>height for horizontal, width for vertical scales </dd></dl>

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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00747">747</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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References <a class="el" href="qwt__scale__widget_8cpp-source.html#l00733">titleHeightForWidth()</a>.
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Referenced by <a class="el" href="qwt__scale__widget_8cpp-source.html#l00698">minimumSizeHint()</a>.    </td>
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<a class="anchor" name="ab7267f2a3137b94a508a655bfaf4fd4"></a><!-- doxytag: member="QwtScaleWidget::draw" ref="ab7267f2a3137b94a508a655bfaf4fd4" args="(QPainter *p) const " --><p>
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          <td class="md" nowrap valign="top">void QwtScaleWidget::draw           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">QPainter *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>p</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [protected]</code></td>
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draw the scale 
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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00428">428</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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References <a class="el" href="qwt__scale__widget_8cpp-source.html#l00488">colorBarRect()</a>, and <a class="el" href="qwt__scale__widget_8cpp-source.html#l00603">drawColorBar()</a>.
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Referenced by <a class="el" href="qwt__scale__widget_8cpp-source.html#l00410">paintEvent()</a>.    </td>
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<a class="anchor" name="6cb4480b0f4ff5b6862b1f445be91438"></a><!-- doxytag: member="QwtScaleWidget::drawTitle" ref="6cb4480b0f4ff5b6862b1f445be91438" args="(QPainter *painter, QwtScaleDraw::Alignment, const QRect &amp;rect) const " --><p>
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          <td class="md" nowrap valign="top">void QwtScaleWidget::drawTitle           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">QPainter *&nbsp;</td>
          <td class="mdname" nowrap> <em>painter</em>, </td>
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          <td class="md" nowrap><a class="el" href="class_qwt_scale_draw.html#cd7ceeeac592ef08530788580b461c66">QwtScaleDraw::Alignment</a>&nbsp;</td>
          <td class="mdname" nowrap> <em>align</em>, </td>
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          <td class="md">)&nbsp;</td>
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Rotate and paint a title according to its position into a given rectangle. <dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>painter</em>&nbsp;</td><td>Painter </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>align</em>&nbsp;</td><td>Alignment </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>rect</em>&nbsp;</td><td>Bounding rectangle </td></tr>
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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00622">622</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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References <a class="el" href="qwt__text_8cpp-source.html#l00564">QwtText::draw()</a>, <a class="el" href="qwt__text_8cpp-source.html#l00264">QwtText::setRenderFlags()</a>, and <a class="el" href="qwt__scale__widget_8cpp-source.html#l00358">title()</a>.    </td>
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<a class="anchor" name="314a2aff4b7629db21b45c8f74b3ae0b"></a><!-- doxytag: member="QwtScaleWidget::endBorderDist" ref="314a2aff4b7629db21b45c8f74b3ae0b" args="() const " --><p>
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          <td class="md" nowrap valign="top">int QwtScaleWidget::endBorderDist           </td>
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<p>
<dl compact><dt><b>Returns:</b></dt><dd>end border distance </dd></dl>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_widget.html#75477785c41114e4b2fc08bec64e5d26">QwtScaleWidget::setBorderDist</a> </dd></dl>

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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00376">376</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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Referenced by <a class="el" href="qwt__plot_8cpp-source.html#l00626">QwtPlot::canvasMap()</a>.    </td>
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<a class="anchor" name="57ca1a6a87417a732e0b1e66ac2a3493"></a><!-- doxytag: member="QwtScaleWidget::getBorderDistHint" ref="57ca1a6a87417a732e0b1e66ac2a3493" args="(int &amp;start, int &amp;end) const " --><p>
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          <td class="md" nowrap valign="top">void QwtScaleWidget::getBorderDistHint           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">int &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>start</em>, </td>
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          <td class="md" nowrap>int &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>end</em></td>
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          <td class="md">)&nbsp;</td>
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<p>
Calculate a hint for the border distances. 
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This member function calculates the distance of the scale's endpoints from the widget borders which is required for the mark labels to fit into the widget. The maximum of this distance an the minimum border distance is returned.<p>
<dl compact><dt><b>Warning:</b></dt><dd><ul>
<li>
The minimum border distance depends on the font.</li>
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_widget.html#4299d99073231d977924c7e40ff9a6a9">setMinBorderDist()</a>, <a class="el" href="class_qwt_scale_widget.html#2927a7cb5157b86c580d7ebed4dc4e7c">getMinBorderDist()</a>, <a class="el" href="class_qwt_scale_widget.html#75477785c41114e4b2fc08bec64e5d26">setBorderDist()</a> </dd></dl>

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Definition at line <a class="el" href="qwt__scale__widget_8cpp-source.html#l00775">775</a> of file <a class="el" href="qwt__scale__widget_8cpp-source.html">qwt_scale_widget.cpp</a>.
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Referenced by <a class="el" href="qwt__scale__widget_8cpp-source.html#l00552">layoutScale()</a>, and <a class="el" href="qwt__scale__widget_8cpp-source.html#l00698">minimumSizeHint()</a>.    </td>
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<a class="anchor" name="2927a7cb5157b86c580d7ebed4dc4e7c"></a><!-- doxytag: member="QwtScaleWidget::getMinBorderDist" ref="2927a7cb5157b86c580d7ebed4dc4e7c" args="(int &amp;start, int &amp;end) const " --><p>