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<h1>QwtScaleDraw Class Reference</h1> </div>
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<!-- doxytag: class="QwtScaleDraw" --><!-- doxytag: inherits="QwtAbstractScaleDraw" -->
<p>A class for drawing scales.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__scale__draw_8h_source.html">qwt_scale_draw.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for QwtScaleDraw:</div>
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<div class="center"><img src="class_qwt_scale_draw__inherit__graph.png" border="0" usemap="#_qwt_scale_draw_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_scale_draw_inherit__map" id="_qwt_scale_draw_inherit__map">
<area shape="rect" id="node2" href="class_qwt_abstract_scale_draw.html" title="A abstract base class for drawing scales." alt="" coords="5,5,160,35"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="class_qwt_scale_draw-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">Alignment</a> { <br/>
  <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f">BottomScale</a>,
<br/>
  <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a2386da707d8f736701b8ab98f778648c">TopScale</a>,
<br/>
  <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66af2a8239964381f18dbd08d4a93a7fa23">LeftScale</a>,
<br/>
  <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a84d42042d94ae7726395ceb578225e1e">RightScale</a>
<br/>
}</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> { <br/>
  <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5a61a6c4f4dec2b089edfb655e2b21c3a2">Backbone</a> = 0x01,
<br/>
  <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5a1f23d080ce1229a0c4f70469e88acce0">Ticks</a> = 0x02,
<br/>
  <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5ad2709d7efbb6f1618f0a8a3b6cafae96">Labels</a> = 0x04
<br/>
}</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">typedef QFlags< <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a0dd3ccdfa074fb6b1781b84ed2a4729a">ScaleComponents</a></td></tr>
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">Alignment</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#ad0425d29e919f60021322b178661b6e5">alignment</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QRect </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a364846c2b4be817c9a645bd226cdd6e7">boundingLabelRect</a> (const QFont &, double val) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#aca3c3a7499112f52616d0ee8518fa5a6">draw</a> (QPainter *, const QPalette &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#af975410588db6103f281e49d0b43c6a6">enableComponent</a> (<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a>, bool enable=true)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a1fa0cebc2b8f69dce72b0514ad7653f0">extent</a> (const QFont &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#ab6c5d65a109b63b2dd62984d38a4df0e">getBorderDistHint</a> (const QFont &, int &start, int &end) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a95d74d9eaa5520754295efb33a4db50f">hasComponent</a> (<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a>) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_qwt_text.html">QwtText</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a4ff88bc827dd6c6ca9298de13483b61f">label</a> (double) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">Qt::Alignment </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#ad024fd550ecc3816ee8886417794aae2">labelAlignment</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QPointF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#af0993dc0226ca63a2994f48ef6198c48">labelPosition</a> (double val) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QRectF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a61ed70aef675f8694b4888f02c8ae83c">labelRect</a> (const QFont &, double val) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a614f18b99f53e6a6282c39f95388face">labelRotation</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QSizeF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a49352345ab223395b7ff95c82b92c819">labelSize</a> (const QFont &, double val) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a82f2a2d25d4ecc2a781a252ef9515704">length</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#ab5fcdcbb4c3fe419e48efd3068ecd3e4">maxLabelHeight</a> (const QFont &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#ab0c4ee29e81cee70e8a491e5ff80b8ff">maxLabelWidth</a> (const QFont &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#afac6ad0e98fefd9d103366726542a055">maxTickLength</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a563f102ef1370ecdfdc47133fb0c78ec">minimumExtent</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a1e60d584f563933afba119d443ba5b32">minLabelDist</a> (const QFont &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a2fbdde2e1263664069e2e5f9a1fc9266">minLength</a> (const QFont &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a61f1b2112eb1fdd2bdeef429f7fc24d9">move</a> (const QPointF &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a15f91bdd71ec87abe618e00cf18aa3f1">move</a> (double x, double y)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">Qt::Orientation </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a06bf10d73aa03c16394a85fa70a7a3b1">orientation</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a8933b8da6332a6d4badfa83e67b74865">penWidth</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QPointF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a31b1a37c24d4a1f8f2e834b0b7c9a815">pos</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#adbd01ba8d7f19fb3122f917b1c74145b">QwtScaleDraw</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a82510027cd5bee269628c9d6302a19a9">scaleDiv</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ae7488eb63ad73a2e69acb29ff069c904">scaleMap</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#aac87f593525666a47a57d9e2b4f02c66">scaleMap</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a7a4de0055dc1358e55c3357366a54091">setAlignment</a> (<a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">Alignment</a>)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a3df0a1fe4a498ef028a5348e54bfaa7f">setLabelAlignment</a> (Qt::Alignment)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#abf5881339fddde65a00c1dd391023320">setLabelRotation</a> (double rotation)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a002528e391ce07246a5d6b05b4bac9d9">setLength</a> (double length)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ac174255c334b995ca010a6964597d5f2">setMinimumExtent</a> (double)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a098e1f813077c9bb0c5f83266035943a">setPenWidth</a> (int width)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a4399aac94a294f5ed6c52114dde00d2f">setScaleDiv</a> (const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &s)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ae5bdaadb303510f7eb9dbec5c52f7a47">setSpacing</a> (double margin)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a7fed388e435aae791d61f48cc9ddf632">setTickLength</a> (<a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a>, double length)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a0011367eb32519070e6f276ac393dcfb">setTransformation</a> (<a class="el" href="class_qwt_scale_transformation.html">QwtScaleTransformation</a> *)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a93561d85e879402086f2607e45e89cc2">spacing</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#aa43034f7ad87c33e9790c730ed48c55d">tickLength</a> (<a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a>) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a9c907c8fa27ec7312e78145e3050c599">~QwtScaleDraw</a> ()</td></tr>
<tr><td colspan="2"><h2><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#aa53015c17e2abb01b179473cc488f20c">drawBackbone</a> (QPainter *) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#afc02a11a03efde4ea239d77c4d7711f4">drawLabel</a> (QPainter *, double val) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a84badd947ddc95a462ec20fe64922b36">drawTick</a> (QPainter *, double val, double len) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a4ed95cd23c5d779c1b05aa5295409aa6">invalidateCache</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">QTransform </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_scale_draw.html#a0efa1e4675c85b3187aa69220d135dc4">labelTransformation</a> (const QPointF &, const QSizeF &) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_text.html">QwtText</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a5e703dcb115a51024f89f92e61c2c8d8">tickLabel</a> (const QFont &, double value) const </td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>A class for drawing scales. </p>
<p><a class="el" href="class_qwt_scale_draw.html" title="A class for drawing scales.">QwtScaleDraw</a> can be used to draw linear or logarithmic scales. A scale has a position, an alignment and a length, which can be specified . The labels can be rotated and aligned to the ticks using <a class="el" href="class_qwt_scale_draw.html#abf5881339fddde65a00c1dd391023320">setLabelRotation()</a> and <a class="el" href="class_qwt_scale_draw.html#a3df0a1fe4a498ef028a5348e54bfaa7f" title="Change the label flags.">setLabelAlignment()</a>.</p>
<p>After a scale division has been specified as a <a class="el" href="class_qwt_scale_div.html" title="A class representing a scale division.">QwtScaleDiv</a> object using <a class="el" href="class_qwt_abstract_scale_draw.html#a4399aac94a294f5ed6c52114dde00d2f">QwtAbstractScaleDraw::setScaleDiv(const QwtScaleDiv &s)</a>, the scale can be drawn with the <a class="el" href="class_qwt_abstract_scale_draw.html#aca3c3a7499112f52616d0ee8518fa5a6" title="Draw the scale.">QwtAbstractScaleDraw::draw()</a> member. </p>
</div><hr/><h2>Member Typedef Documentation</h2>
<a class="anchor" id="a0dd3ccdfa074fb6b1781b84ed2a4729a"></a><!-- doxytag: member="QwtScaleDraw::ScaleComponents" ref="a0dd3ccdfa074fb6b1781b84ed2a4729a" args="" -->
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<td class="memname">typedef QFlags<<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a>> <a class="el" href="class_qwt_abstract_scale_draw.html#a0dd3ccdfa074fb6b1781b84ed2a4729a">QwtAbstractScaleDraw::ScaleComponents</a><code> [inherited]</code></td>
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<div class="memdoc">
<p>Scale components. </p>
</div>
</div>
<hr/><h2>Member Enumeration Documentation</h2>
<a class="anchor" id="acd7ceeeac592ef08530788580b461c66"></a><!-- doxytag: member="QwtScaleDraw::Alignment" ref="acd7ceeeac592ef08530788580b461c66" args="" -->
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<td class="memname">enum <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">QwtScaleDraw::Alignment</a></td>
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<div class="memdoc">
<p>Alignment of the scale draw </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a7a4de0055dc1358e55c3357366a54091">setAlignment()</a>, <a class="el" href="class_qwt_scale_draw.html#ad0425d29e919f60021322b178661b6e5">alignment()</a> </dd></dl>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f"></a><!-- doxytag: member="BottomScale" ref="acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f" args="" -->BottomScale</em> </td><td>
<p>The scale is below. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="acd7ceeeac592ef08530788580b461c66a2386da707d8f736701b8ab98f778648c"></a><!-- doxytag: member="TopScale" ref="acd7ceeeac592ef08530788580b461c66a2386da707d8f736701b8ab98f778648c" args="" -->TopScale</em> </td><td>
<p>The scale is above. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="acd7ceeeac592ef08530788580b461c66af2a8239964381f18dbd08d4a93a7fa23"></a><!-- doxytag: member="LeftScale" ref="acd7ceeeac592ef08530788580b461c66af2a8239964381f18dbd08d4a93a7fa23" args="" -->LeftScale</em> </td><td>
<p>The scale is left. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="acd7ceeeac592ef08530788580b461c66a84d42042d94ae7726395ceb578225e1e"></a><!-- doxytag: member="RightScale" ref="acd7ceeeac592ef08530788580b461c66a84d42042d94ae7726395ceb578225e1e" args="" -->RightScale</em> </td><td>
<p>The scale is right. </p>
</td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a26215d06a4d48adf401d0aa05d4193c5"></a><!-- doxytag: member="QwtScaleDraw::ScaleComponent" ref="a26215d06a4d48adf401d0aa05d4193c5" args="" -->
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<td class="memname">enum <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">QwtAbstractScaleDraw::ScaleComponent</a><code> [inherited]</code></td>
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<p>Components of a scale </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#af975410588db6103f281e49d0b43c6a6">enableComponent()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#a95d74d9eaa5520754295efb33a4db50f">hasComponent</a> </dd></dl>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="a26215d06a4d48adf401d0aa05d4193c5a61a6c4f4dec2b089edfb655e2b21c3a2"></a><!-- doxytag: member="Backbone" ref="a26215d06a4d48adf401d0aa05d4193c5a61a6c4f4dec2b089edfb655e2b21c3a2" args="" -->Backbone</em> </td><td>
<p>Backbone = the line where the ticks are located. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a26215d06a4d48adf401d0aa05d4193c5a1f23d080ce1229a0c4f70469e88acce0"></a><!-- doxytag: member="Ticks" ref="a26215d06a4d48adf401d0aa05d4193c5a1f23d080ce1229a0c4f70469e88acce0" args="" -->Ticks</em> </td><td>
<p>Ticks. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a26215d06a4d48adf401d0aa05d4193c5ad2709d7efbb6f1618f0a8a3b6cafae96"></a><!-- doxytag: member="Labels" ref="a26215d06a4d48adf401d0aa05d4193c5ad2709d7efbb6f1618f0a8a3b6cafae96" args="" -->Labels</em> </td><td>
<p>Labels. </p>
</td></tr>
</table>
</dd>
</dl>
</div>
</div>
<hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="adbd01ba8d7f19fb3122f917b1c74145b"></a><!-- doxytag: member="QwtScaleDraw::QwtScaleDraw" ref="adbd01ba8d7f19fb3122f917b1c74145b" args="()" -->
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<td class="memname">QwtScaleDraw::QwtScaleDraw </td>
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<p>Constructor. </p>
<p>The range of the scale is initialized to [0, 100], The position is at (0, 0) with a length of 100. The orientation is QwtAbstractScaleDraw::Bottom. </p>
</div>
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<a class="anchor" id="a9c907c8fa27ec7312e78145e3050c599"></a><!-- doxytag: member="QwtScaleDraw::~QwtScaleDraw" ref="a9c907c8fa27ec7312e78145e3050c599" args="()" -->
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<td class="memname">QwtScaleDraw::~QwtScaleDraw </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [virtual]</code></td>
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<p>Destructor. </p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="ad0425d29e919f60021322b178661b6e5"></a><!-- doxytag: member="QwtScaleDraw::alignment" ref="ad0425d29e919f60021322b178661b6e5" args="() const " -->
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<td class="memname"><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">QwtScaleDraw::Alignment</a> QwtScaleDraw::alignment </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Return alignment of the scale </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a7a4de0055dc1358e55c3357366a54091">setAlignment()</a> </dd></dl>
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</div>
<a class="anchor" id="a364846c2b4be817c9a645bd226cdd6e7"></a><!-- doxytag: member="QwtScaleDraw::boundingLabelRect" ref="a364846c2b4be817c9a645bd226cdd6e7" args="(const QFont &, double val) const " -->
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<td class="memname">QRect QwtScaleDraw::boundingLabelRect </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em> </td>
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<td></td>
<td>)</td>
<td></td><td> const</td>
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<p>Find the bounding rect for the label. The coordinates of the rect are absolute coordinates ( calculated from <a class="el" href="class_qwt_scale_draw.html#a31b1a37c24d4a1f8f2e834b0b7c9a815">pos()</a> ). in direction of the tick.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font used for painting </td></tr>
<tr><td class="paramname">value</td><td>Value</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a61ed70aef675f8694b4888f02c8ae83c">labelRect()</a> </dd></dl>
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<a class="anchor" id="aca3c3a7499112f52616d0ee8518fa5a6"></a><!-- doxytag: member="QwtScaleDraw::draw" ref="aca3c3a7499112f52616d0ee8518fa5a6" args="(QPainter *, const QPalette &) const " -->
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<td class="memname">void QwtAbstractScaleDraw::draw </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QPalette & </td>
<td class="paramname"><em>palette</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const<code> [virtual, inherited]</code></td>
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<p>Draw the scale. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>The painter</td></tr>
<tr><td class="paramname">palette</td><td>Palette, text color is used for the labels, foreground color for ticks and backbone </td></tr>
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</dd>
</dl>
</div>
</div>
<a class="anchor" id="aa53015c17e2abb01b179473cc488f20c"></a><!-- doxytag: member="QwtScaleDraw::drawBackbone" ref="aa53015c17e2abb01b179473cc488f20c" args="(QPainter *) const " -->
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<td class="memname">void QwtScaleDraw::drawBackbone </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em></td><td>)</td>
<td> const<code> [protected, virtual]</code></td>
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<p>Draws the baseline of the scale </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>Painter</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a84badd947ddc95a462ec20fe64922b36">drawTick()</a>, <a class="el" href="class_qwt_scale_draw.html#afc02a11a03efde4ea239d77c4d7711f4">drawLabel()</a> </dd></dl>
<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a15994a6033e689c3acdb8d83ae4f2a1c">QwtAbstractScaleDraw</a>.</p>
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<a class="anchor" id="afc02a11a03efde4ea239d77c4d7711f4"></a><!-- doxytag: member="QwtScaleDraw::drawLabel" ref="afc02a11a03efde4ea239d77c4d7711f4" args="(QPainter *, double val) const " -->
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<td class="memname">void QwtScaleDraw::drawLabel </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const<code> [protected, virtual]</code></td>
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<p>Draws the label for a major scale tick</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>Painter </td></tr>
<tr><td class="paramname">value</td><td>Value</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a84badd947ddc95a462ec20fe64922b36">drawTick()</a>, <a class="el" href="class_qwt_scale_draw.html#aa53015c17e2abb01b179473cc488f20c">drawBackbone()</a>, <a class="el" href="class_qwt_scale_draw.html#a364846c2b4be817c9a645bd226cdd6e7">boundingLabelRect()</a> </dd></dl>
<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#aa78dc8bf05a0224450c947af54128d8d">QwtAbstractScaleDraw</a>.</p>
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<a class="anchor" id="a84badd947ddc95a462ec20fe64922b36"></a><!-- doxytag: member="QwtScaleDraw::drawTick" ref="a84badd947ddc95a462ec20fe64922b36" args="(QPainter *, double val, double len) const " -->
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<td class="memname">void QwtScaleDraw::drawTick </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>len</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td> const<code> [protected, virtual]</code></td>
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<p>Draw a tick</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">painter</td><td>Painter </td></tr>
<tr><td class="paramname">value</td><td>Value of the tick </td></tr>
<tr><td class="paramname">len</td><td>Lenght of the tick</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#aa53015c17e2abb01b179473cc488f20c">drawBackbone()</a>, <a class="el" href="class_qwt_scale_draw.html#afc02a11a03efde4ea239d77c4d7711f4">drawLabel()</a> </dd></dl>
<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a31791e80bf07d23adbe500740aac5a58">QwtAbstractScaleDraw</a>.</p>
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<a class="anchor" id="af975410588db6103f281e49d0b43c6a6"></a><!-- doxytag: member="QwtScaleDraw::enableComponent" ref="af975410588db6103f281e49d0b43c6a6" args="(ScaleComponent, bool enable=true)" -->
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<td class="memname">void QwtAbstractScaleDraw::enableComponent </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> </td>
<td class="paramname"><em>component</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool </td>
<td class="paramname"><em>enable</em> = <code>true</code> </td>
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<td>)</td>
<td></td><td><code> [inherited]</code></td>
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<p>En/Disable a component of the scale</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">component</td><td>Scale component </td></tr>
<tr><td class="paramname">enable</td><td>On/Off</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a95d74d9eaa5520754295efb33a4db50f">hasComponent()</a> </dd></dl>
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<a class="anchor" id="a1fa0cebc2b8f69dce72b0514ad7653f0"></a><!-- doxytag: member="QwtScaleDraw::extent" ref="a1fa0cebc2b8f69dce72b0514ad7653f0" args="(const QFont &) const " -->
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<td class="memname">double QwtScaleDraw::extent </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em></td><td>)</td>
<td> const<code> [virtual]</code></td>
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<p>Calculate the width/height that is needed for a vertical/horizontal scale.</p>
<p>The extent is calculated from the pen width of the backbone, the major tick length, the spacing and the maximum width/height of the labels.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font used for painting the labels</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a2fbdde2e1263664069e2e5f9a1fc9266">minLength()</a> </dd></dl>
<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a1ac28ff3f13123bc6b67223a368c096f">QwtAbstractScaleDraw</a>.</p>
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<a class="anchor" id="ab6c5d65a109b63b2dd62984d38a4df0e"></a><!-- doxytag: member="QwtScaleDraw::getBorderDistHint" ref="ab6c5d65a109b63b2dd62984d38a4df0e" args="(const QFont &, int &start, int &end) const " -->
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<td class="memname">void QwtScaleDraw::getBorderDistHint </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"><em>start</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int & </td>
<td class="paramname"><em>end</em> </td>
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<td></td>
<td>)</td>
<td></td><td> const</td>
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<p>Determine the minimum border distance. </p>
<p>This member function returns the minimum space needed to draw the mark labels at the scale's endpoints.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font </td></tr>
<tr><td class="paramname">start</td><td>Start border distance </td></tr>
<tr><td class="paramname">end</td><td>End border distance </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a95d74d9eaa5520754295efb33a4db50f"></a><!-- doxytag: member="QwtScaleDraw::hasComponent" ref="a95d74d9eaa5520754295efb33a4db50f" args="(ScaleComponent) const " -->
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<td class="memname">bool QwtAbstractScaleDraw::hasComponent </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> </td>
<td class="paramname"><em>component</em></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<p>Check if a component is enabled </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#af975410588db6103f281e49d0b43c6a6">enableComponent()</a> </dd></dl>
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<a class="anchor" id="a4ed95cd23c5d779c1b05aa5295409aa6"></a><!-- doxytag: member="QwtScaleDraw::invalidateCache" ref="a4ed95cd23c5d779c1b05aa5295409aa6" args="()" -->
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<td class="memname">void QwtAbstractScaleDraw::invalidateCache </td>
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<td class="paramname"></td><td>)</td>
<td><code> [protected, inherited]</code></td>
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<p>Invalidate the cache used by <a class="el" href="class_qwt_abstract_scale_draw.html#a5e703dcb115a51024f89f92e61c2c8d8" title="Convert a value into its representing label and cache it.">QwtAbstractScaleDraw::tickLabel</a></p>
<p>The cache is invalidated, when a new <a class="el" href="class_qwt_scale_div.html" title="A class representing a scale division.">QwtScaleDiv</a> is set. If the labels need to be changed. while the same <a class="el" href="class_qwt_scale_div.html" title="A class representing a scale division.">QwtScaleDiv</a> is set, <a class="el" href="class_qwt_abstract_scale_draw.html#a4ed95cd23c5d779c1b05aa5295409aa6">invalidateCache()</a> needs to be called manually. </p>
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<a class="anchor" id="a4ff88bc827dd6c6ca9298de13483b61f"></a><!-- doxytag: member="QwtScaleDraw::label" ref="a4ff88bc827dd6c6ca9298de13483b61f" args="(double) const " -->
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<td class="memname"><a class="el" href="class_qwt_text.html">QwtText</a> QwtAbstractScaleDraw::label </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em></td><td>)</td>
<td> const<code> [virtual, inherited]</code></td>
</tr>
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<div class="memdoc">
<p>Convert a value into its representing label. </p>
<p>The value is converted to a plain text using QLocale::system().toString(value). This method is often overloaded by applications to have individual labels.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">value</td><td>Value </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>Label string. </dd></dl>
<p>Reimplemented in <a class="el" href="class_qwt_dial_scale_draw.html#aa497b0ca0f1c4d27a0bcc3c30556cb09">QwtDialScaleDraw</a>.</p>
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<a class="anchor" id="ad024fd550ecc3816ee8886417794aae2"></a><!-- doxytag: member="QwtScaleDraw::labelAlignment" ref="ad024fd550ecc3816ee8886417794aae2" args="() const " -->
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<td class="memname">Qt::Alignment QwtScaleDraw::labelAlignment </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>the label flags </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a3df0a1fe4a498ef028a5348e54bfaa7f" title="Change the label flags.">setLabelAlignment()</a>, <a class="el" href="class_qwt_scale_draw.html#a614f18b99f53e6a6282c39f95388face">labelRotation()</a> </dd></dl>
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<a class="anchor" id="af0993dc0226ca63a2994f48ef6198c48"></a><!-- doxytag: member="QwtScaleDraw::labelPosition" ref="af0993dc0226ca63a2994f48ef6198c48" args="(double val) const " -->
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<td class="memname">QPointF QwtScaleDraw::labelPosition </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em></td><td>)</td>
<td> const</td>
</tr>
</table>
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<p>Find the position, where to paint a label</p>
<p>The position has a distance of majTickLength() + <a class="el" href="class_qwt_abstract_scale_draw.html#a93561d85e879402086f2607e45e89cc2" title="Get the spacing.">spacing()</a> + 1 from the backbone. The direction depends on the <a class="el" href="class_qwt_scale_draw.html#ad0425d29e919f60021322b178661b6e5">alignment()</a></p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">value</td><td>Value </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a61ed70aef675f8694b4888f02c8ae83c"></a><!-- doxytag: member="QwtScaleDraw::labelRect" ref="a61ed70aef675f8694b4888f02c8ae83c" args="(const QFont &, double val) const " -->
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<td class="memname">QRectF QwtScaleDraw::labelRect </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em> </td>
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<td></td>
<td>)</td>
<td></td><td> const</td>
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<p>Find the bounding rect for the label. The coordinates of the rect are relative to spacing + ticklength from the backbone in direction of the tick.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font used for painting </td></tr>
<tr><td class="paramname">value</td><td>Value </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a614f18b99f53e6a6282c39f95388face"></a><!-- doxytag: member="QwtScaleDraw::labelRotation" ref="a614f18b99f53e6a6282c39f95388face" args="() const " -->
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<td class="memname">double QwtScaleDraw::labelRotation </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd>the label rotation </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#abf5881339fddde65a00c1dd391023320">setLabelRotation()</a>, <a class="el" href="class_qwt_scale_draw.html#ad024fd550ecc3816ee8886417794aae2">labelAlignment()</a> </dd></dl>
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<a class="anchor" id="a49352345ab223395b7ff95c82b92c819"></a><!-- doxytag: member="QwtScaleDraw::labelSize" ref="a49352345ab223395b7ff95c82b92c819" args="(const QFont &, double val) const " -->
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<td class="memname">QSizeF QwtScaleDraw::labelSize </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em> </td>
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<td></td>
<td>)</td>
<td></td><td> const</td>
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<p>Calculate the size that is needed to draw a label</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Label font </td></tr>
<tr><td class="paramname">value</td><td>Value </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a0efa1e4675c85b3187aa69220d135dc4"></a><!-- doxytag: member="QwtScaleDraw::labelTransformation" ref="a0efa1e4675c85b3187aa69220d135dc4" args="(const QPointF &, const QSizeF &) const " -->
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<td class="memname">QTransform QwtScaleDraw::labelTransformation </td>
<td>(</td>
<td class="paramtype">const QPointF & </td>
<td class="paramname"><em>pos</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const QSizeF & </td>
<td class="paramname"><em>size</em> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td> const<code> [protected]</code></td>
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<p>Calculate the transformation that is needed to paint a label depending on its alignment and rotation.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">pos</td><td>Position where to paint the label </td></tr>
<tr><td class="paramname">size</td><td>Size of the label</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a3df0a1fe4a498ef028a5348e54bfaa7f" title="Change the label flags.">setLabelAlignment()</a>, <a class="el" href="class_qwt_scale_draw.html#abf5881339fddde65a00c1dd391023320">setLabelRotation()</a> </dd></dl>
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<a class="anchor" id="a82f2a2d25d4ecc2a781a252ef9515704"></a><!-- doxytag: member="QwtScaleDraw::length" ref="a82f2a2d25d4ecc2a781a252ef9515704" args="() const " -->
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<td class="memname">double QwtScaleDraw::length </td>
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<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>the length of the backbone </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a002528e391ce07246a5d6b05b4bac9d9">setLength()</a>, <a class="el" href="class_qwt_scale_draw.html#a31b1a37c24d4a1f8f2e834b0b7c9a815">pos()</a> </dd></dl>
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<td class="memname">int QwtScaleDraw::maxLabelHeight </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em></td><td>)</td>
<td> const</td>
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<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>the maximum height of a label </dd></dl>
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<td class="memname">int QwtScaleDraw::maxLabelWidth </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em></td><td>)</td>
<td> const</td>
</tr>
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<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>the maximum width of a label </dd></dl>
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<a class="anchor" id="afac6ad0e98fefd9d103366726542a055"></a><!-- doxytag: member="QwtScaleDraw::maxTickLength" ref="afac6ad0e98fefd9d103366726542a055" args="() const " -->
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<td class="memname">double QwtAbstractScaleDraw::maxTickLength </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Length of the longest tick</dd></dl>
<p>Useful for layout calculations </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#aa43034f7ad87c33e9790c730ed48c55d">tickLength()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#a7fed388e435aae791d61f48cc9ddf632">setTickLength()</a> </dd></dl>
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<a class="anchor" id="a563f102ef1370ecdfdc47133fb0c78ec"></a><!-- doxytag: member="QwtScaleDraw::minimumExtent" ref="a563f102ef1370ecdfdc47133fb0c78ec" args="() const " -->
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<td class="memname">double QwtAbstractScaleDraw::minimumExtent </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<p>Get the minimum extent </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a1ac28ff3f13123bc6b67223a368c096f">extent()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#ac174255c334b995ca010a6964597d5f2" title="Set a minimum for the extent.">setMinimumExtent()</a> </dd></dl>
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<td class="memname">int QwtScaleDraw::minLabelDist </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em></td><td>)</td>
<td> const</td>
</tr>
</table>
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<p>Determine the minimum distance between two labels, that is necessary that the texts don't overlap.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>The maximum width of a label</dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#ab6c5d65a109b63b2dd62984d38a4df0e" title="Determine the minimum border distance.">getBorderDistHint()</a> </dd></dl>
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<td class="memname">int QwtScaleDraw::minLength </td>
<td>(</td>
<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em></td><td>)</td>
<td> const</td>
</tr>
</table>
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<p>Calculate the minimum length that is needed to draw the scale</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font used for painting the labels</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a1fa0cebc2b8f69dce72b0514ad7653f0">extent()</a> </dd></dl>
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<a class="anchor" id="a15f91bdd71ec87abe618e00cf18aa3f1"></a><!-- doxytag: member="QwtScaleDraw::move" ref="a15f91bdd71ec87abe618e00cf18aa3f1" args="(double x, double y)" -->
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<td class="memname">void QwtScaleDraw::move </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"><em>x</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>y</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [inline]</code></td>
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<p>Move the position of the scale </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a61f1b2112eb1fdd2bdeef429f7fc24d9" title="Move the position of the scale.">move(const QPointF &)</a> </dd></dl>
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<td class="memname">void QwtScaleDraw::move </td>
<td>(</td>
<td class="paramtype">const QPointF & </td>
<td class="paramname"><em>pos</em></td><td>)</td>
<td></td>
</tr>
</table>
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<p>Move the position of the scale. </p>
<p>The meaning of the parameter pos depends on the alignment: </p>
<dl>
<dt><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66af2a8239964381f18dbd08d4a93a7fa23" title="The scale is left.">QwtScaleDraw::LeftScale</a> </dt>
<dd>The origin is the topmost point of the backbone. The backbone is a vertical line. Scale marks and labels are drawn at the left of the backbone. </dd>
<dt><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a84d42042d94ae7726395ceb578225e1e" title="The scale is right.">QwtScaleDraw::RightScale</a> </dt>
<dd>The origin is the topmost point of the backbone. The backbone is a vertical line. Scale marks and labels are drawn at the right of the backbone. </dd>
<dt><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a2386da707d8f736701b8ab98f778648c" title="The scale is above.">QwtScaleDraw::TopScale</a> </dt>
<dd>The origin is the leftmost point of the backbone. The backbone is a horizontal line. Scale marks and labels are drawn above the backbone. </dd>
<dt><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f" title="The scale is below.">QwtScaleDraw::BottomScale</a> </dt>
<dd>The origin is the leftmost point of the backbone. The backbone is a horizontal line Scale marks and labels are drawn below the backbone. </dd>
</dl>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">pos</td><td>Origin of the scale</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a31b1a37c24d4a1f8f2e834b0b7c9a815">pos()</a>, <a class="el" href="class_qwt_scale_draw.html#a002528e391ce07246a5d6b05b4bac9d9">setLength()</a> </dd></dl>
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<a class="anchor" id="a06bf10d73aa03c16394a85fa70a7a3b1"></a><!-- doxytag: member="QwtScaleDraw::orientation" ref="a06bf10d73aa03c16394a85fa70a7a3b1" args="() const " -->
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<td class="memname">Qt::Orientation QwtScaleDraw::orientation </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Return the orientation</p>
<p>TopScale, BottomScale are horizontal (Qt::Horizontal) scales, LeftScale, RightScale are vertical (Qt::Vertical) scales.</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#ad0425d29e919f60021322b178661b6e5">alignment()</a> </dd></dl>
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<a class="anchor" id="a8933b8da6332a6d4badfa83e67b74865"></a><!-- doxytag: member="QwtScaleDraw::penWidth" ref="a8933b8da6332a6d4badfa83e67b74865" args="() const " -->
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<td class="memname">int QwtAbstractScaleDraw::penWidth </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Scale pen width </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a098e1f813077c9bb0c5f83266035943a" title="Specify the width of the scale pen.">setPenWidth()</a> </dd></dl>
<p>Reimplemented in <a class="el" href="class_qwt_dial_scale_draw.html#ada6f34e92c47bbe2916c50e67494a542">QwtDialScaleDraw</a>.</p>
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<td class="memname">QPointF QwtScaleDraw::pos </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Origin of the scale </dd></dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a15f91bdd71ec87abe618e00cf18aa3f1">move()</a>, <a class="el" href="class_qwt_scale_draw.html#a82f2a2d25d4ecc2a781a252ef9515704">length()</a> </dd></dl>
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<a class="anchor" id="a82510027cd5bee269628c9d6302a19a9"></a><!-- doxytag: member="QwtScaleDraw::scaleDiv" ref="a82510027cd5bee269628c9d6302a19a9" args="() const " -->
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<td class="memname">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> & QwtAbstractScaleDraw::scaleDiv </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>scale division </dd></dl>
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<a class="anchor" id="ae7488eb63ad73a2e69acb29ff069c904"></a><!-- doxytag: member="QwtScaleDraw::scaleMap" ref="ae7488eb63ad73a2e69acb29ff069c904" args="()" -->
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<td class="memname"><a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> & QwtAbstractScaleDraw::scaleMap </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [inherited]</code></td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Map how to translate between scale and pixel values </dd></dl>
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<td class="memname">const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> & QwtAbstractScaleDraw::scaleMap </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<dl class="return"><dt><b>Returns:</b></dt><dd>Map how to translate between scale and pixel values </dd></dl>
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<a class="anchor" id="a7a4de0055dc1358e55c3357366a54091"></a><!-- doxytag: member="QwtScaleDraw::setAlignment" ref="a7a4de0055dc1358e55c3357366a54091" args="(Alignment)" -->
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<td class="memname">void QwtScaleDraw::setAlignment </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66">Alignment</a> </td>
<td class="paramname"><em>align</em></td><td>)</td>
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<p>Set the alignment of the scale</p>
<p>The default alignment is <a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f" title="The scale is below.">QwtScaleDraw::BottomScale</a> </p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#ad0425d29e919f60021322b178661b6e5">alignment()</a> </dd></dl>
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<a class="anchor" id="a3df0a1fe4a498ef028a5348e54bfaa7f"></a><!-- doxytag: member="QwtScaleDraw::setLabelAlignment" ref="a3df0a1fe4a498ef028a5348e54bfaa7f" args="(Qt::Alignment)" -->
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<td class="memname">void QwtScaleDraw::setLabelAlignment </td>
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<td class="paramtype">Qt::Alignment </td>
<td class="paramname"><em>alignment</em></td><td>)</td>
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<p>Change the label flags. </p>
<p>Labels are aligned to the point ticklength + spacing away from the backbone.</p>
<p>The alignment is relative to the orientation of the label text. In case of an flags of 0 the label will be aligned depending on the orientation of the scale:</p>
<p><a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a2386da707d8f736701b8ab98f778648c" title="The scale is above.">QwtScaleDraw::TopScale</a>: Qt::AlignHCenter | Qt::AlignTop<br/>
<a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a0e16389e135da75f06117d1ee3ef765f" title="The scale is below.">QwtScaleDraw::BottomScale</a>: Qt::AlignHCenter | Qt::AlignBottom<br/>
<a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66af2a8239964381f18dbd08d4a93a7fa23" title="The scale is left.">QwtScaleDraw::LeftScale</a>: Qt::AlignLeft | Qt::AlignVCenter<br/>
<a class="el" href="class_qwt_scale_draw.html#acd7ceeeac592ef08530788580b461c66a84d42042d94ae7726395ceb578225e1e" title="The scale is right.">QwtScaleDraw::RightScale</a>: Qt::AlignRight | Qt::AlignVCenter<br/>
</p>
<p>Changing the alignment is often necessary for rotated labels.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">alignment</td><td>Or'd Qt::AlignmentFlags see <qnamespace.h></td></tr>
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</dd>
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<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#abf5881339fddde65a00c1dd391023320">setLabelRotation()</a>, <a class="el" href="class_qwt_scale_draw.html#a614f18b99f53e6a6282c39f95388face">labelRotation()</a>, <a class="el" href="class_qwt_scale_draw.html#ad024fd550ecc3816ee8886417794aae2">labelAlignment()</a> </dd></dl>
<dl class="warning"><dt><b>Warning:</b></dt><dd>The various alignments might be confusing. The alignment of the label is not the alignment of the scale and is not the alignment of the flags (QwtText::flags()) returned from <a class="el" href="class_qwt_abstract_scale_draw.html#a4ff88bc827dd6c6ca9298de13483b61f" title="Convert a value into its representing label.">QwtAbstractScaleDraw::label()</a>. </dd></dl>
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<a class="anchor" id="abf5881339fddde65a00c1dd391023320"></a><!-- doxytag: member="QwtScaleDraw::setLabelRotation" ref="abf5881339fddde65a00c1dd391023320" args="(double rotation)" -->
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<td class="memname">void QwtScaleDraw::setLabelRotation </td>
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<p>Rotate all labels.</p>
<p>When changing the rotation, it might be necessary to adjust the label flags too. Finding a useful combination is often the result of try and error.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">rotation</td><td>Angle in degrees. When changing the label rotation, the label flags often needs to be adjusted too.</td></tr>
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</dd>
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<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a3df0a1fe4a498ef028a5348e54bfaa7f" title="Change the label flags.">setLabelAlignment()</a>, <a class="el" href="class_qwt_scale_draw.html#a614f18b99f53e6a6282c39f95388face">labelRotation()</a>, <a class="el" href="class_qwt_scale_draw.html#ad024fd550ecc3816ee8886417794aae2">labelAlignment()</a>. </dd></dl>
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<a class="anchor" id="a002528e391ce07246a5d6b05b4bac9d9"></a><!-- doxytag: member="QwtScaleDraw::setLength" ref="a002528e391ce07246a5d6b05b4bac9d9" args="(double length)" -->
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<td class="memname">void QwtScaleDraw::setLength </td>
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<td class="paramname"><em>length</em></td><td>)</td>
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<p>Set the length of the backbone.</p>
<p>The length doesn't include the space needed for overlapping labels.</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_scale_draw.html#a15f91bdd71ec87abe618e00cf18aa3f1">move()</a>, <a class="el" href="class_qwt_scale_draw.html#a1e60d584f563933afba119d443ba5b32">minLabelDist()</a> </dd></dl>
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<a class="anchor" id="ac174255c334b995ca010a6964597d5f2"></a><!-- doxytag: member="QwtScaleDraw::setMinimumExtent" ref="ac174255c334b995ca010a6964597d5f2" args="(double)" -->
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<td class="memname">void QwtAbstractScaleDraw::setMinimumExtent </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>minExtent</em></td><td>)</td>
<td><code> [inherited]</code></td>
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<p>Set a minimum for the extent. </p>
<p>The extent is calculated from the coomponents of the scale draw. In situations, where the labels are changing and the layout depends on the extent (f.e scrolling a scale), setting an upper limit as minimum extent will avoid jumps of the layout.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">minExtent</td><td>Minimum extent</td></tr>
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</dd>
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<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a1ac28ff3f13123bc6b67223a368c096f">extent()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#a563f102ef1370ecdfdc47133fb0c78ec">minimumExtent()</a> </dd></dl>
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<a class="anchor" id="a098e1f813077c9bb0c5f83266035943a"></a><!-- doxytag: member="QwtScaleDraw::setPenWidth" ref="a098e1f813077c9bb0c5f83266035943a" args="(int width)" -->
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<td class="memname">void QwtAbstractScaleDraw::setPenWidth </td>
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<td><code> [inherited]</code></td>
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<p>Specify the width of the scale pen. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">width</td><td>Pen width </td></tr>
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</dd>
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<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a8933b8da6332a6d4badfa83e67b74865">penWidth()</a> </dd></dl>
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<a class="anchor" id="a4399aac94a294f5ed6c52114dde00d2f"></a><!-- doxytag: member="QwtScaleDraw::setScaleDiv" ref="a4399aac94a294f5ed6c52114dde00d2f" args="(const QwtScaleDiv &s)" -->
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<td class="memname">void QwtAbstractScaleDraw::setScaleDiv </td>
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<td class="paramtype">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> & </td>
<td class="paramname"><em>sd</em></td><td>)</td>
<td><code> [inherited]</code></td>
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<p>Change the scale division </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sd</td><td>New scale division </td></tr>
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</dd>
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<a class="anchor" id="ae5bdaadb303510f7eb9dbec5c52f7a47"></a><!-- doxytag: member="QwtScaleDraw::setSpacing" ref="ae5bdaadb303510f7eb9dbec5c52f7a47" args="(double margin)" -->
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<td class="memname">void QwtAbstractScaleDraw::setSpacing </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>spacing</em></td><td>)</td>
<td><code> [inherited]</code></td>
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<p>Set the spacing between tick and labels. </p>
<p>The spacing is the distance between ticks and labels. The default spacing is 4 pixels.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">spacing</td><td>Spacing</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a93561d85e879402086f2607e45e89cc2" title="Get the spacing.">spacing()</a> </dd></dl>
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<a class="anchor" id="a7fed388e435aae791d61f48cc9ddf632"></a><!-- doxytag: member="QwtScaleDraw::setTickLength" ref="a7fed388e435aae791d61f48cc9ddf632" args="(QwtScaleDiv::TickType, double length)" -->
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<td class="memname">void QwtAbstractScaleDraw::setTickLength </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a> </td>
<td class="paramname"><em>tickType</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>length</em> </td>
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<td>)</td>
<td></td><td><code> [inherited]</code></td>
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<p>Set the length of the ticks</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">tickType</td><td>Tick type </td></tr>
<tr><td class="paramname">length</td><td>New length</td></tr>
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</dd>
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<dl class="warning"><dt><b>Warning:</b></dt><dd>the length is limited to [0..1000] </dd></dl>
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<a class="anchor" id="a0011367eb32519070e6f276ac393dcfb"></a><!-- doxytag: member="QwtScaleDraw::setTransformation" ref="a0011367eb32519070e6f276ac393dcfb" args="(QwtScaleTransformation *)" -->
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<td class="memname">void QwtAbstractScaleDraw::setTransformation </td>
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<td class="paramtype"><a class="el" href="class_qwt_scale_transformation.html">QwtScaleTransformation</a> * </td>
<td class="paramname"><em>transformation</em></td><td>)</td>
<td><code> [inherited]</code></td>
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<p>Change the transformation of the scale </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">transformation</td><td>New scale transformation </td></tr>
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</dd>
</dl>
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<a class="anchor" id="a93561d85e879402086f2607e45e89cc2"></a><!-- doxytag: member="QwtScaleDraw::spacing" ref="a93561d85e879402086f2607e45e89cc2" args="() const " -->
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<p>Get the spacing. </p>
<p>The spacing is the distance between ticks and labels. The default spacing is 4 pixels.</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#ae5bdaadb303510f7eb9dbec5c52f7a47" title="Set the spacing between tick and labels.">setSpacing()</a> </dd></dl>
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<a class="anchor" id="a5e703dcb115a51024f89f92e61c2c8d8"></a><!-- doxytag: member="QwtScaleDraw::tickLabel" ref="a5e703dcb115a51024f89f92e61c2c8d8" args="(const QFont &, double value) const " -->
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<td class="memname">const <a class="el" href="class_qwt_text.html">QwtText</a> & QwtAbstractScaleDraw::tickLabel </td>
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<td class="paramtype">const QFont & </td>
<td class="paramname"><em>font</em>, </td>
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<p>Convert a value into its representing label and cache it. </p>
<p>The conversion between value and label is called very often in the layout and painting code. Unfortunately the calculation of the label sizes might be slow (really slow for rich text in Qt4), so it's necessary to cache the labels.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">font</td><td>Font </td></tr>
<tr><td class="paramname">value</td><td>Value</td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>Tick label </dd></dl>
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<a class="anchor" id="aa43034f7ad87c33e9790c730ed48c55d"></a><!-- doxytag: member="QwtScaleDraw::tickLength" ref="aa43034f7ad87c33e9790c730ed48c55d" args="(QwtScaleDiv::TickType) const " -->
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<td class="memname">double QwtAbstractScaleDraw::tickLength </td>
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<td class="paramtype"><a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a> </td>
<td class="paramname"><em>tickType</em></td><td>)</td>
<td> const<code> [inherited]</code></td>
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<p>Return the length of the ticks</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#a7fed388e435aae791d61f48cc9ddf632">setTickLength()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#afac6ad0e98fefd9d103366726542a055">maxTickLength()</a> </dd></dl>
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