class_qwt_plot_picker.html

QWT5.01用于Qt开发的二维图形库程序

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<p>
Move the last point of the selection<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>pos</em>&nbsp;</td><td>New position </td></tr>
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_picker.html#f825f383c74928d1541f139e102983f9">isActive</a>, <a class="el" href="class_qwt_picker.html#49cb19aea451e275c5d376235e5a1d83">begin()</a>, <a class="el" href="class_qwt_plot_picker.html#9fceb663542b6f9b0a358e9419406423">end()</a>, <a class="el" href="class_qwt_plot_picker.html#86a68e8ea235b9514084b729c75803ea">append()</a></dd></dl>
<dl compact><dt><b>Note:</b></dt><dd>The <a class="el" href="class_qwt_picker.html#dddb4800c1dac0ba807e731f45d40742">moved(const QPoint &amp;)</a>, moved(const QDoublePoint &amp;) signals are emitted. </dd></dl>

<p>
Reimplemented from <a class="el" href="class_qwt_picker.html#59d92670978f200edb61e429afa06542">QwtPicker</a>.
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Definition at line <a class="el" href="qwt__plot__picker_8cpp-source.html#l00259">259</a> of file <a class="el" href="qwt__plot__picker_8cpp-source.html">qwt_plot_picker.cpp</a>.
<p>
References <a class="el" href="qwt__plot__picker_8cpp-source.html#l00332">invTransform()</a>, <a class="el" href="qwt__picker_8cpp-source.html#l01165">QwtPicker::move()</a>, and <a class="el" href="class_qwt_plot_picker.html#2ed5d81844031e3cd8a881ca5ba3b0a6">moved()</a>.    </td>
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<a class="anchor" name="2ed5d81844031e3cd8a881ca5ba3b0a6"></a><!-- doxytag: member="QwtPlotPicker::moved" ref="2ed5d81844031e3cd8a881ca5ba3b0a6" args="(const QwtDoublePoint &amp;pos)" --><p>
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          <td class="md" nowrap valign="top">void QwtPlotPicker::moved           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const QwtDoublePoint &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>pos</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [signal]</code></td>
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<p>
A signal emitted whenever the last appended point of the selection has been moved.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>pos</em>&nbsp;</td><td>Position of the moved last point of the selection. </td></tr>
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<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_plot_picker.html#7a979d23cd4d398e309409e76635bcf4">move()</a>, <a class="el" href="class_qwt_plot_picker.html#6a4a43cd13c97bb0f868ba2b375428cc">appended()</a> </dd></dl>

<p>
Referenced by <a class="el" href="qwt__plot__picker_8cpp-source.html#l00259">move()</a>.    </td>
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<a class="anchor" name="88103b56426ff2a5fb8713ae8ab2d191"></a><!-- doxytag: member="QwtPlotPicker::plot" ref="88103b56426ff2a5fb8713ae8ab2d191" args="() const " --><p>
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          <td class="md" nowrap valign="top">const <a class="el" href="class_qwt_plot.html">QwtPlot</a> * QwtPlotPicker::plot           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const</td>
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<p>
Return plot widget, containing the observed plot canvas. 
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<p>
Definition at line <a class="el" href="qwt__plot__picker_8cpp-source.html#l00133">133</a> of file <a class="el" href="qwt__plot__picker_8cpp-source.html">qwt_plot_picker.cpp</a>.    </td>
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<a class="anchor" name="c5906d5fe7543f3db7808da44d8197a9"></a><!-- doxytag: member="QwtPlotPicker::plot" ref="c5906d5fe7543f3db7808da44d8197a9" args="()" --><p>
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          <td class="md" nowrap valign="top"><a class="el" href="class_qwt_plot.html">QwtPlot</a> * QwtPlotPicker::plot           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<p>
Return plot widget, containing the observed plot canvas. 
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<p>
Definition at line <a class="el" href="qwt__plot__picker_8cpp-source.html#l00119">119</a> of file <a class="el" href="qwt__plot__picker_8cpp-source.html">qwt_plot_picker.cpp</a>.
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References <a class="el" href="qwt__plot__picker_8cpp-source.html#l00103">canvas()</a>.
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Referenced by <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00575">QwtPlotZoomer::end()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00273">end()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00332">invTransform()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00032">QwtPlotPicker()</a>, <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00343">QwtPlotZoomer::rescale()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00143">scaleRect()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00169">setAxis()</a>, <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00208">QwtPlotZoomer::setZoomBase()</a>, and <a class="el" href="qwt__plot__picker_8cpp-source.html#l00351">transform()</a>.    </td>
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<a class="anchor" name="4bdeadb4e7a794bab248d1e2a2c76345"></a><!-- doxytag: member="QwtPlotPicker::scaleRect" ref="4bdeadb4e7a794bab248d1e2a2c76345" args="() const " --><p>
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          <td class="md" nowrap valign="top">QwtDoubleRect QwtPlotPicker::scaleRect           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [protected]</code></td>
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<p>
Return normalized bounding rect of the axes<p>
<dl compact><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_plot.html#f14053ca41be0f9c6f820ed3c4379831">QwtPlot::autoReplot()</a>, <a class="el" href="class_qwt_plot.html#7b094e29b8e92b00e36517d0d7633c4b">QwtPlot::replot()</a>. </dd></dl>

<p>
Definition at line <a class="el" href="qwt__plot__picker_8cpp-source.html#l00143">143</a> of file <a class="el" href="qwt__plot__picker_8cpp-source.html">qwt_plot_picker.cpp</a>.
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References <a class="el" href="qwt__plot__axis_8cpp-source.html#l00223">QwtPlot::axisScaleDiv()</a>, <a class="el" href="qwt__scale__div_8h-source.html#l00077">QwtScaleDiv::lBound()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00119">plot()</a>, <a class="el" href="qwt__scale__div_8h-source.html#l00094">QwtScaleDiv::range()</a>, <a class="el" href="qwt__plot__picker_8cpp-source.html#l00183">xAxis()</a>, and <a class="el" href="qwt__plot__picker_8cpp-source.html#l00189">yAxis()</a>.
<p>
Referenced by <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00343">QwtPlotZoomer::rescale()</a>, <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00387">QwtPlotZoomer::setAxis()</a>, and <a class="el" href="qwt__plot__zoomer_8cpp-source.html#l00208">QwtPlotZoomer::setZoomBase()</a>.    </td>
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<a class="anchor" name="f4c015ee027be65355456302031b4e04"></a><!-- doxytag: member="QwtPlotPicker::selected" ref="f4c015ee027be65355456302031b4e04" args="(const QwtArray&lt; QwtDoublePoint &gt; &amp;pa)" --><p>
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          <td class="md" nowrap valign="top">void QwtPlotPicker::selected           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const QwtArray&lt; QwtDoublePoint &gt; &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>pa</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [signal]</code></td>
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<p>
A signal emitting the selected points, at the end of a selection.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>pa</em>&nbsp;</td><td>Selected points </td></tr>
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<a class="anchor" name="b098eb5b36756c108d182121814ee442"></a><!-- doxytag: member="QwtPlotPicker::selected" ref="b098eb5b36756c108d182121814ee442" args="(const QwtDoubleRect &amp;rect)" --><p>
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          <td class="md" nowrap valign="top">void QwtPlotPicker::selected           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const QwtDoubleRect &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>rect</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [signal]</code></td>
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<p>
A signal emitted in case of <a class="el" href="class_qwt_picker.html#d8e6fc50cd841e543a359c099024c448">selectionFlags()</a> &amp; RectSelection. <dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>rect</em>&nbsp;</td><td>Selected rectangle </td></tr>
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<a class="anchor" name="6bad8ba70a55dbfa275387c1ef6f2f63"></a><!-- doxytag: member="QwtPlotPicker::selected" ref="6bad8ba70a55dbfa275387c1ef6f2f63" args="(const QwtDoublePoint &amp;pos)" --><p>
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          <td class="md" nowrap valign="top">void QwtPlotPicker::selected           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const QwtDoublePoint &amp;&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>pos</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [signal]</code></td>
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<p>
A signal emitted in case of <a class="el" href="class_qwt_picker.html#d8e6fc50cd841e543a359c099024c448">selectionFlags()</a> &amp; PointSelection. <dl compact><dt><b>Parameters:</b></dt><dd>
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    <tr><td valign="top"></td><td valign="top"><em>pos</em>&nbsp;</td><td>Selected point </td></tr>
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<p>
Referenced by <a class="el" href="qwt__plot__picker_8cpp-source.html#l00273">end()</a>.    </td>
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<a class="anchor" name="a901c86543585c7056133a5cb6652e3d"></a><!-- doxytag: member="QwtPlotPicker::setAxis" ref="a901c86543585c7056133a5cb6652e3d" args="(int xAxis, int yAxis)" --><p>
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