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<title>Qwt User's Guide: QwtTextLabel Class Reference</title>
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<div id="projectname">Qwt User's Guide <span id="projectnumber">6.0.1</span></div>
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<h1>QwtTextLabel Class Reference</h1> </div>
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<!-- doxytag: class="QwtTextLabel" -->
<p>A Widget which displays a <a class="el" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>.
<a href="#_details">More...</a></p>
<p><code>#include <<a class="el" href="qwt__text__label_8h_source.html">qwt_text_label.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for QwtTextLabel:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_text_label__inherit__graph.png" border="0" usemap="#_qwt_text_label_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_text_label_inherit__map" id="_qwt_text_label_inherit__map">
<area shape="rect" id="node3" href="class_qwt_legend_item.html" title="A widget representing something on a QwtLegend()." alt="" coords="5,83,117,112"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="class_qwt_text_label-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-slots"></a>
Public Slots</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a6674cebd85cf692d154f967887547e11">clear</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#ab300b9a0a6392e180f2caff41ba2b9b8">setText</a> (const QString &, <a class="el" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76">QwtText::TextFormat</a> textFormat=QwtText::AutoText)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#ac43ba313b78dccf7aa7433f26059b2e2">setText</a> (const <a class="el" href="class_qwt_text.html">QwtText</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">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#ade1867a2c9308f2235cfacf675fa1d4c">heightForWidth</a> (int) const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a56d1c5c770efd4f829f33d0b42f00c9b">indent</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_text_label.html#ab754bebe50bc0e713cde9ba58bf6c3c8">margin</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a75ed6482ddb21e4f67ad9272f2ce66bb">minimumSizeHint</a> () const </td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a1a44e38b02bb398d315affe02bb4ea69">QwtTextLabel</a> (const <a class="el" href="class_qwt_text.html">QwtText</a> &, QWidget *parent=NULL)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a95e022e766f4b9675f451482be7d654a">QwtTextLabel</a> (QWidget *parent=NULL)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#aad25ab34c219f8d97ec7c39d064ed4a0">setIndent</a> (int)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a833d27574b72bbc135f2972c72382eba">setMargin</a> (int)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual QSize </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a0217bc022e6f3b2f22819c84d5867ae7">sizeHint</a> () 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_text_label.html#a6ff4f9a87e11594740f312c8522f933e">text</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_text_label.html#ab4f9a18c47618903927fb2b40cbb06e2">textRect</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_text_label.html#adf8f363200c527a6af4259647304be5a">~QwtTextLabel</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_text_label.html#ab1d6c248f451517a32c626372670ab51">drawContents</a> (QPainter *)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#a88491c6677985ca048a3ebc095940df3">drawText</a> (QPainter *, const QRect &)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_label.html#aff00274ee1c860530920b4feaca02393">paintEvent</a> (QPaintEvent *e)</td></tr>
</table>
<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>A Widget which displays a <a class="el" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>. </p>
</div><hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a95e022e766f4b9675f451482be7d654a"></a><!-- doxytag: member="QwtTextLabel::QwtTextLabel" ref="a95e022e766f4b9675f451482be7d654a" args="(QWidget *parent=NULL)" -->
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<td class="memname">QwtTextLabel::QwtTextLabel </td>
<td>(</td>
<td class="paramtype">QWidget * </td>
<td class="paramname"><em>parent</em> = <code>NULL</code></td><td>)</td>
<td><code> [explicit]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Constructs an empty label. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">parent</td><td>Parent widget </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a1a44e38b02bb398d315affe02bb4ea69"></a><!-- doxytag: member="QwtTextLabel::QwtTextLabel" ref="a1a44e38b02bb398d315affe02bb4ea69" args="(const QwtText &, QWidget *parent=NULL)" -->
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<td class="memname">QwtTextLabel::QwtTextLabel </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_text.html">QwtText</a> & </td>
<td class="paramname"><em>text</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">QWidget * </td>
<td class="paramname"><em>parent</em> = <code>NULL</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [explicit]</code></td>
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<div class="memdoc">
<p>Constructs a label that displays the text, text </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">parent</td><td>Parent widget </td></tr>
<tr><td class="paramname">text</td><td>Text </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="adf8f363200c527a6af4259647304be5a"></a><!-- doxytag: member="QwtTextLabel::~QwtTextLabel" ref="adf8f363200c527a6af4259647304be5a" args="()" -->
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<td class="memname">QwtTextLabel::~QwtTextLabel </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Destructor. </p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a6674cebd85cf692d154f967887547e11"></a><!-- doxytag: member="QwtTextLabel::clear" ref="a6674cebd85cf692d154f967887547e11" args="()" -->
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<td class="memname">void QwtTextLabel::clear </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [slot]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Clear the text and all <a class="el" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> attributes. </p>
</div>
</div>
<a class="anchor" id="ab1d6c248f451517a32c626372670ab51"></a><!-- doxytag: member="QwtTextLabel::drawContents" ref="ab1d6c248f451517a32c626372670ab51" args="(QPainter *)" -->
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<td class="memname">void QwtTextLabel::drawContents </td>
<td>(</td>
<td class="paramtype">QPainter * </td>
<td class="paramname"><em>painter</em></td><td>)</td>
<td><code> [protected, virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Redraw the text and focus indicator. </p>
</div>
</div>
<a class="anchor" id="a88491c6677985ca048a3ebc095940df3"></a><!-- doxytag: member="QwtTextLabel::drawText" ref="a88491c6677985ca048a3ebc095940df3" args="(QPainter *, const QRect &)" -->
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<td class="memname">void QwtTextLabel::drawText </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 QRect & </td>
<td class="paramname"><em>textRect</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [protected, virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Redraw the text. </p>
</div>
</div>
<a class="anchor" id="ade1867a2c9308f2235cfacf675fa1d4c"></a><!-- doxytag: member="QwtTextLabel::heightForWidth" ref="ade1867a2c9308f2235cfacf675fa1d4c" args="(int) const " -->
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<td class="memname">int QwtTextLabel::heightForWidth </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>width</em></td><td>)</td>
<td> const<code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Returns the preferred height for this widget, given the width. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">width</td><td>Width </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a56d1c5c770efd4f829f33d0b42f00c9b"></a><!-- doxytag: member="QwtTextLabel::indent" ref="a56d1c5c770efd4f829f33d0b42f00c9b" args="() const " -->
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<td class="memname">int QwtTextLabel::indent </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Return label's text indent in pixels. </p>
</div>
</div>
<a class="anchor" id="ab754bebe50bc0e713cde9ba58bf6c3c8"></a><!-- doxytag: member="QwtTextLabel::margin" ref="ab754bebe50bc0e713cde9ba58bf6c3c8" args="() const " -->
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<td class="memname">int QwtTextLabel::margin </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Return label's text indent in pixels. </p>
</div>
</div>
<a class="anchor" id="a75ed6482ddb21e4f67ad9272f2ce66bb"></a><!-- doxytag: member="QwtTextLabel::minimumSizeHint" ref="a75ed6482ddb21e4f67ad9272f2ce66bb" args="() const " -->
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<td class="memname">QSize QwtTextLabel::minimumSizeHint </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Return a minimum size hint. </p>
</div>
</div>
<a class="anchor" id="aff00274ee1c860530920b4feaca02393"></a><!-- doxytag: member="QwtTextLabel::paintEvent" ref="aff00274ee1c860530920b4feaca02393" args="(QPaintEvent *e)" -->
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<td class="memname">void QwtTextLabel::paintEvent </td>
<td>(</td>
<td class="paramtype">QPaintEvent * </td>
<td class="paramname"><em>event</em></td><td>)</td>
<td><code> [protected, virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Qt paint event </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">event</td><td>Paint event </td></tr>
</table>
</dd>
</dl>
<p>Reimplemented in <a class="el" href="class_qwt_legend_item.html#ac154aa6b045d78f8134bbfab19a9729b">QwtLegendItem</a>.</p>
</div>
</div>
<a class="anchor" id="aad25ab34c219f8d97ec7c39d064ed4a0"></a><!-- doxytag: member="QwtTextLabel::setIndent" ref="aad25ab34c219f8d97ec7c39d064ed4a0" args="(int)" -->
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<td class="memname">void QwtTextLabel::setIndent </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>indent</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Set label's text indent in pixels </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">indent</td><td>Indentation in pixels </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a833d27574b72bbc135f2972c72382eba"></a><!-- doxytag: member="QwtTextLabel::setMargin" ref="a833d27574b72bbc135f2972c72382eba" args="(int)" -->
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<td class="memname">void QwtTextLabel::setMargin </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>margin</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Set label's margin in pixels </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">margin</td><td>Margin in pixels </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="ac43ba313b78dccf7aa7433f26059b2e2"></a><!-- doxytag: member="QwtTextLabel::setText" ref="ac43ba313b78dccf7aa7433f26059b2e2" args="(const QwtText &)" -->
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<td class="memname">void QwtTextLabel::setText </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_qwt_text.html">QwtText</a> & </td>
<td class="paramname"><em>text</em></td><td>)</td>
<td><code> [virtual, slot]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Change the label's text </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">text</td><td>New text </td></tr>
</table>
</dd>
</dl>
<p>Reimplemented in <a class="el" href="class_qwt_legend_item.html#a8420c4d8cd73945a25697109df5c2f0e">QwtLegendItem</a>.</p>
</div>
</div>
<a class="anchor" id="ab300b9a0a6392e180f2caff41ba2b9b8"></a><!-- doxytag: member="QwtTextLabel::setText" ref="ab300b9a0a6392e180f2caff41ba2b9b8" args="(const QString &, QwtText::TextFormat textFormat=QwtText::AutoText)" -->
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<td class="memname">void QwtTextLabel::setText </td>
<td>(</td>
<td class="paramtype">const QString & </td>
<td class="paramname"><em>text</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76">QwtText::TextFormat</a> </td>
<td class="paramname"><em>textFormat</em> = <code>QwtText::AutoText</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [slot]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Change the label's text, keeping all other <a class="el" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> attributes </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">text</td><td>New text </td></tr>
<tr><td class="paramname">textFormat</td><td>Format of text</td></tr>
</table>
</dd>
</dl>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> </dd></dl>
</div>
</div>
<a class="anchor" id="a0217bc022e6f3b2f22819c84d5867ae7"></a><!-- doxytag: member="QwtTextLabel::sizeHint" ref="a0217bc022e6f3b2f22819c84d5867ae7" args="() const " -->
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<td class="memname">QSize QwtTextLabel::sizeHint </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const<code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Return label's margin in pixels. </p>
<p>Reimplemented in <a class="el" href="class_qwt_legend_item.html#a6248ff72fbbdf1997a590fb0a2d7088f">QwtLegendItem</a>.</p>
</div>
</div>
<a class="anchor" id="a6ff4f9a87e11594740f312c8522f933e"></a><!-- doxytag: member="QwtTextLabel::text" ref="a6ff4f9a87e11594740f312c8522f933e" args="() const " -->
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<td class="memname">const <a class="el" href="class_qwt_text.html">QwtText</a> & QwtTextLabel::text </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Return the text. </p>
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<a class="anchor" id="ab4f9a18c47618903927fb2b40cbb06e2"></a><!-- doxytag: member="QwtTextLabel::textRect" ref="ab4f9a18c47618903927fb2b40cbb06e2" args="() const " -->
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<td class="memname">QRect QwtTextLabel::textRect </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Calculate the rect for the text in widget coordinates </p>
<dl class="return"><dt><b>Returns:</b></dt><dd>Text rect </dd></dl>
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