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445 lines
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">QwtPlainTextEngine Class Reference</div> </div>
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<p>A text engine for plain texts.
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<a href="class_qwt_plain_text_engine.html#details">More...</a></p>
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<p><code>#include <<a class="el" href="qwt__text__engine_8h_source.html">qwt_text_engine.h</a>></code></p>
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<div class="dynheader">
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Inheritance diagram for QwtPlainTextEngine:</div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a0ad29b2229a879afe49b546704eb7079"><td class="memItemLeft" align="right" valign="top"><a id="a0ad29b2229a879afe49b546704eb7079"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a0ad29b2229a879afe49b546704eb7079">QwtPlainTextEngine</a> ()</td></tr>
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<tr class="memdesc:a0ad29b2229a879afe49b546704eb7079"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br /></td></tr>
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<tr class="separator:a0ad29b2229a879afe49b546704eb7079"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0ada8796b2caaff7bb8d61e9fb1b5143"><td class="memItemLeft" align="right" valign="top"><a id="a0ada8796b2caaff7bb8d61e9fb1b5143"></a>
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virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a0ada8796b2caaff7bb8d61e9fb1b5143">~QwtPlainTextEngine</a> ()</td></tr>
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<tr class="memdesc:a0ada8796b2caaff7bb8d61e9fb1b5143"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br /></td></tr>
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<tr class="separator:a0ada8796b2caaff7bb8d61e9fb1b5143"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a0945714b810f806ae1338d6e3718d63e"><td class="memItemLeft" align="right" valign="top">virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a0945714b810f806ae1338d6e3718d63e">heightForWidth</a> (const QFont &font, int flags, const QString &text, double width) const override</td></tr>
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<tr class="separator:a0945714b810f806ae1338d6e3718d63e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a2c84f6ff5615a9118e9e65340d5529f0"><td class="memItemLeft" align="right" valign="top">virtual QSizeF </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a2c84f6ff5615a9118e9e65340d5529f0">textSize</a> (const QFont &font, int flags, const QString &text) const override</td></tr>
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<tr class="separator:a2c84f6ff5615a9118e9e65340d5529f0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a3f7c5cde543fd1dbb2420d5a1c619767"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a3f7c5cde543fd1dbb2420d5a1c619767">draw</a> (QPainter *, const QRectF &rect, int flags, const QString &text) const override</td></tr>
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<tr class="memdesc:a3f7c5cde543fd1dbb2420d5a1c619767"><td class="mdescLeft"> </td><td class="mdescRight">Draw the text in a clipping rectangle. <a href="class_qwt_plain_text_engine.html#a3f7c5cde543fd1dbb2420d5a1c619767">More...</a><br /></td></tr>
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<tr class="separator:a3f7c5cde543fd1dbb2420d5a1c619767"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa6c7018d2a70422213129173f771f708"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#aa6c7018d2a70422213129173f771f708">mightRender</a> (const QString &) const override</td></tr>
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<tr class="separator:aa6c7018d2a70422213129173f771f708"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a10ca5c93726c523cc0b167afa5a4bac0"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_plain_text_engine.html#a10ca5c93726c523cc0b167afa5a4bac0">textMargins</a> (const QFont &, const QString &, double &left, double &right, double &top, double &bottom) const override</td></tr>
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<tr class="separator:a10ca5c93726c523cc0b167afa5a4bac0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="inherit_header pub_methods_class_qwt_text_engine"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_qwt_text_engine')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="class_qwt_text_engine.html">QwtTextEngine</a></td></tr>
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<tr class="memitem:adda9e23494429c54b3cc3452940fb2bc inherit pub_methods_class_qwt_text_engine"><td class="memItemLeft" align="right" valign="top"><a id="adda9e23494429c54b3cc3452940fb2bc"></a>
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virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_engine.html#adda9e23494429c54b3cc3452940fb2bc">~QwtTextEngine</a> ()</td></tr>
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<tr class="memdesc:adda9e23494429c54b3cc3452940fb2bc inherit pub_methods_class_qwt_text_engine"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br /></td></tr>
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<tr class="separator:adda9e23494429c54b3cc3452940fb2bc inherit pub_methods_class_qwt_text_engine"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
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Additional Inherited Members</h2></td></tr>
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<tr class="inherit_header pro_methods_class_qwt_text_engine"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_class_qwt_text_engine')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="class_qwt_text_engine.html">QwtTextEngine</a></td></tr>
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<tr class="memitem:a97c5ef76ee920ab0f19e178e85017d9d inherit pro_methods_class_qwt_text_engine"><td class="memItemLeft" align="right" valign="top"><a id="a97c5ef76ee920ab0f19e178e85017d9d"></a>
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 </td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_text_engine.html#a97c5ef76ee920ab0f19e178e85017d9d">QwtTextEngine</a> ()</td></tr>
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<tr class="memdesc:a97c5ef76ee920ab0f19e178e85017d9d inherit pro_methods_class_qwt_text_engine"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <br /></td></tr>
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<tr class="separator:a97c5ef76ee920ab0f19e178e85017d9d inherit pro_methods_class_qwt_text_engine"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>A text engine for plain texts. </p>
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<p><a class="el" href="class_qwt_plain_text_engine.html" title="A text engine for plain texts.">QwtPlainTextEngine</a> renders texts using the basic Qt classes QPainter and QFontMetrics. </p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8h_source.html#l00111">111</a> of file <a class="el" href="qwt__text__engine_8h_source.html">qwt_text_engine.h</a>.</p>
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</div><h2 class="groupheader">Member Function Documentation</h2>
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<a id="a3f7c5cde543fd1dbb2420d5a1c619767"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a3f7c5cde543fd1dbb2420d5a1c619767">◆ </a></span>draw()</h2>
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<td class="memname">void QwtPlainTextEngine::draw </td>
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<td>(</td>
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<td class="paramtype">QPainter * </td>
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<td class="paramname"><em>painter</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const QRectF & </td>
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<td class="paramname"><em>rect</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>flags</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const QString & </td>
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<td class="paramname"><em>text</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td> const</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Draw the text in a clipping rectangle. </p>
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<p>A wrapper for QPainter::drawText.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">painter</td><td>Painter </td></tr>
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<tr><td class="paramname">rect</td><td>Clipping rectangle </td></tr>
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<tr><td class="paramname">flags</td><td>Bitwise OR of the flags used like in QPainter::drawText </td></tr>
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<tr><td class="paramname">text</td><td>Text to be rendered </td></tr>
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</table>
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</dd>
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</dl>
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<p>Implements <a class="el" href="class_qwt_text_engine.html#ad727f58f9eebfec86369e7f2e5bf6a59">QwtTextEngine</a>.</p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8cpp_source.html#l00230">230</a> of file <a class="el" href="qwt__text__engine_8cpp_source.html">qwt_text_engine.cpp</a>.</p>
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<a id="a0945714b810f806ae1338d6e3718d63e"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a0945714b810f806ae1338d6e3718d63e">◆ </a></span>heightForWidth()</h2>
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<td class="memname">double QwtPlainTextEngine::heightForWidth </td>
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<td>(</td>
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<td class="paramtype">const QFont & </td>
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<td class="paramname"><em>font</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>flags</em>, </td>
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<td class="paramtype">const QString & </td>
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<td class="paramname"><em>text</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">double </td>
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<td class="paramname"><em>width</em> </td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Find the height for a given width</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">font</td><td>Font of the text </td></tr>
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<tr><td class="paramname">flags</td><td>Bitwise OR of the flags used like in QPainter::drawText </td></tr>
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<tr><td class="paramname">text</td><td>Text to be rendered </td></tr>
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<tr><td class="paramname">width</td><td>Width</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Calculated height </dd></dl>
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<p>Implements <a class="el" href="class_qwt_text_engine.html#aee891b14d90c817b8c73d551f623cc17">QwtTextEngine</a>.</p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8cpp_source.html#l00172">172</a> of file <a class="el" href="qwt__text__engine_8cpp_source.html">qwt_text_engine.cpp</a>.</p>
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<a id="aa6c7018d2a70422213129173f771f708"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aa6c7018d2a70422213129173f771f708">◆ </a></span>mightRender()</h2>
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<td class="memname">bool QwtPlainTextEngine::mightRender </td>
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<td>(</td>
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<td class="paramtype">const QString & </td>
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<p>Test if a string can be rendered by this text engine. </p><dl class="section return"><dt>Returns</dt><dd>Always true. All texts can be rendered by <a class="el" href="class_qwt_plain_text_engine.html" title="A text engine for plain texts.">QwtPlainTextEngine</a> </dd></dl>
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<p>Implements <a class="el" href="class_qwt_text_engine.html#a98316f2f6f4f50216ceffbe9babe2901">QwtTextEngine</a>.</p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8cpp_source.html#l00240">240</a> of file <a class="el" href="qwt__text__engine_8cpp_source.html">qwt_text_engine.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a10ca5c93726c523cc0b167afa5a4bac0">◆ </a></span>textMargins()</h2>
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<td class="memname">void QwtPlainTextEngine::textMargins </td>
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<td>(</td>
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<td class="paramtype">const QFont & </td>
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<td class="paramname"><em>font</em>, </td>
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<td class="paramtype">const QString & </td>
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<td class="paramname">, </td>
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<td class="paramkey"></td>
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<td class="paramtype">double & </td>
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<td class="paramname"><em>left</em>, </td>
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<td class="paramtype">double & </td>
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<td class="paramname"><em>right</em>, </td>
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<td class="paramtype">double & </td>
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<td class="paramname"><em>top</em>, </td>
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<td class="paramtype">double & </td>
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<td class="paramname"><em>bottom</em> </td>
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<td>)</td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Return margins around the texts</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">font</td><td>Font of the text </td></tr>
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<tr><td class="paramname">left</td><td>Return 0 </td></tr>
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<tr><td class="paramname">right</td><td>Return 0 </td></tr>
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<tr><td class="paramname">top</td><td>Return value for the top margin </td></tr>
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<tr><td class="paramname">bottom</td><td>Return value for the bottom margin </td></tr>
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</table>
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</dd>
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</dl>
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<p>Implements <a class="el" href="class_qwt_text_engine.html#a83c8d3dc590b9914e9216c01e78e0838">QwtTextEngine</a>.</p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8cpp_source.html#l00210">210</a> of file <a class="el" href="qwt__text__engine_8cpp_source.html">qwt_text_engine.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2c84f6ff5615a9118e9e65340d5529f0">◆ </a></span>textSize()</h2>
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<td class="memname">QSizeF QwtPlainTextEngine::textSize </td>
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<td>(</td>
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<td class="paramtype">const QFont & </td>
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<td class="paramname"><em>font</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>flags</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const QString & </td>
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<td class="paramname"><em>text</em> </td>
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<td></td>
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<td>)</td>
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<td></td><td> const</td>
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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<p>Returns the size, that is needed to render text</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">font</td><td>Font of the text </td></tr>
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<tr><td class="paramname">flags</td><td>Bitwise OR of the flags used like in QPainter::drawText </td></tr>
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<tr><td class="paramname">text</td><td>Text to be rendered</td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Calculated size </dd></dl>
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<p>Implements <a class="el" href="class_qwt_text_engine.html#ad9382cc8ff22c6b3e448fce566a76178">QwtTextEngine</a>.</p>
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<p class="definition">Definition at line <a class="el" href="qwt__text__engine_8cpp_source.html#l00191">191</a> of file <a class="el" href="qwt__text__engine_8cpp_source.html">qwt_text_engine.cpp</a>.</p>
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