class_qwt_dial_simple_needle.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">void QwtDialSimpleNeedle::drawArrowNeedle           </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>const QPalette &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>palette</em>, </td>
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          <td class="md" nowrap align="right"></td>
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          <td class="md" nowrap>QPalette::ColorGroup&nbsp;</td>
          <td class="mdname" nowrap> <em>colorGroup</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>const QPoint &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>center</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>length</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>width</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>double&nbsp;</td>
          <td class="mdname" nowrap> <em>direction</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>bool&nbsp;</td>
          <td class="mdname" nowrap> <em>hasKnob</em></td>
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          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [static]</code></td>
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<p>
Draw a needle looking like an arrow 
<p>
Definition at line <a class="el" href="qwt__dial__needle_8cpp-source.html#l00202">202</a> of file <a class="el" href="qwt__dial__needle_8cpp-source.html">qwt_dial_needle.cpp</a>.
<p>
References <a class="el" href="qwt__dial__needle_8cpp-source.html#l00054">QwtDialNeedle::drawKnob()</a>.
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Referenced by <a class="el" href="qwt__dial__needle_8cpp-source.html#l00132">draw()</a>.    </td>
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<a class="anchor" name="950a42df6b62f7a03af73c2e38850df7"></a><!-- doxytag: member="QwtDialSimpleNeedle::drawRayNeedle" ref="950a42df6b62f7a03af73c2e38850df7" args="(QPainter *, const QPalette &amp;, QPalette::ColorGroup, const QPoint &amp;, int length, int width, double direction, bool hasKnob)" --><p>
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          <td class="md" nowrap valign="top">void QwtDialSimpleNeedle::drawRayNeedle           </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 align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>const QPalette &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>palette</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>QPalette::ColorGroup&nbsp;</td>
          <td class="mdname" nowrap> <em>colorGroup</em>, </td>
        </tr>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>const QPoint &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>center</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>length</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>width</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>double&nbsp;</td>
          <td class="mdname" nowrap> <em>direction</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>bool&nbsp;</td>
          <td class="mdname" nowrap> <em>hasKnob</em></td>
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          <td class="md"></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [static]</code></td>
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<p>
Draw a needle looking like a ray 
<p>
Definition at line <a class="el" href="qwt__dial__needle_8cpp-source.html#l00150">150</a> of file <a class="el" href="qwt__dial__needle_8cpp-source.html">qwt_dial_needle.cpp</a>.
<p>
References <a class="el" href="qwt__dial__needle_8cpp-source.html#l00054">QwtDialNeedle::drawKnob()</a>.
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Referenced by <a class="el" href="qwt__dial__needle_8cpp-source.html#l00132">draw()</a>.    </td>
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<a class="anchor" name="525658d03e8b7c9a65e6d5c47d1fc1dc"></a><!-- doxytag: member="QwtDialSimpleNeedle::setWidth" ref="525658d03e8b7c9a65e6d5c47d1fc1dc" args="(int width)" --><p>
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          <td class="md" nowrap valign="top">void QwtDialSimpleNeedle::setWidth           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">int&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>width</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<p>
Set the width of the needle. 
<p>

<p>
Definition at line <a class="el" href="qwt__dial__needle_8cpp-source.html#l00110">110</a> of file <a class="el" href="qwt__dial__needle_8cpp-source.html">qwt_dial_needle.cpp</a>.    </td>
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<a class="anchor" name="8bfc4a0eeeed92f786a9e3880abee34a"></a><!-- doxytag: member="QwtDialSimpleNeedle::width" ref="8bfc4a0eeeed92f786a9e3880abee34a" args="() const " --><p>
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          <td class="md" nowrap valign="top">int QwtDialSimpleNeedle::width           </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>
<dl compact><dt><b>Returns:</b></dt><dd>the width of the needle </dd></dl>

<p>
Definition at line <a class="el" href="qwt__dial__needle_8cpp-source.html#l00118">118</a> of file <a class="el" href="qwt__dial__needle_8cpp-source.html">qwt_dial_needle.cpp</a>.    </td>
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