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<div id="projectname">Qwt User's Guide <span id="projectnumber">6.0.1</span></div>
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<h1>qwt_text.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
<a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2003 Uwe Rathmann</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
<a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span>
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="preprocessor">#ifndef QWT_TEXT_H</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define QWT_TEXT_H</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_global.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include <qstring.h></span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <qsize.h></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <qfont.h></span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="keyword">class </span>QColor;
<a name="l00019"></a>00019 <span class="keyword">class </span>QPen;
<a name="l00020"></a>00020 <span class="keyword">class </span>QBrush;
<a name="l00021"></a>00021 <span class="keyword">class </span>QRectF;
<a name="l00022"></a>00022 <span class="keyword">class </span>QPainter;
<a name="l00023"></a>00023 <span class="keyword">class </span><a class="code" href="class_qwt_text_engine.html" title="Abstract base class for rendering text strings.">QwtTextEngine</a>;
<a name="l00024"></a>00024
<a name="l00049"></a><a class="code" href="class_qwt_text.html">00049</a> <span class="keyword">class </span>QWT_EXPORT <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051 <span class="keyword">public</span>:
<a name="l00052"></a>00052
<a name="l00062"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76">00062</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">TextFormat</a>
<a name="l00063"></a>00063 {
<a name="l00070"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76a0645d333081ec9e3574c98f510c284a1">00070</a> AutoText = 0,
<a name="l00071"></a>00071
<a name="l00073"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76aa6810f6d3c785c202d2507c601b97787">00073</a> <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76aa6810f6d3c785c202d2507c601b97787" title="Draw the text as it is, using a QwtPlainTextEngine.">PlainText</a>,
<a name="l00074"></a>00074
<a name="l00076"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76a88f7eee487ce6f7769b67494623d8b79">00076</a> <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76a88f7eee487ce6f7769b67494623d8b79" title="Use the Scribe framework (Qt Rich Text) to render the text.">RichText</a>,
<a name="l00077"></a>00077
<a name="l00086"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76abf479897e4514198246a0b232a597caf">00086</a> <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76abf479897e4514198246a0b232a597caf">MathMLText</a>,
<a name="l00087"></a>00087
<a name="l00092"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76af31a767faf2f7e322941866c6140ddc6">00092</a> <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76af31a767faf2f7e322941866c6140ddc6">TeXText</a>,
<a name="l00093"></a>00093
<a name="l00098"></a><a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76ad69e3155611ef96eb14ed0cfeb69fd3d">00098</a> OtherFormat = 100
<a name="l00099"></a>00099 };
<a name="l00100"></a>00100
<a name="l00107"></a><a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24e">00107</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24e" title="Paint Attributes.">PaintAttribute</a>
<a name="l00108"></a>00108 {
<a name="l00110"></a><a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24eac12e48f17fd02a6bc1840c61c4862a65">00110</a> PaintUsingTextFont = 0x01,
<a name="l00111"></a>00111
<a name="l00113"></a><a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24ea1aa48cee0a54089820e77600cf93dc4b">00113</a> PaintUsingTextColor = 0x02,
<a name="l00114"></a>00114
<a name="l00116"></a><a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24ea77dd66b2a65e9998d9803672791e1456">00116</a> PaintBackground = 0x04
<a name="l00117"></a>00117 };
<a name="l00118"></a>00118
<a name="l00120"></a><a class="code" href="class_qwt_text.html#a0d239ca5c8e0cd3c748325ad453bb13f">00120</a> <span class="keyword">typedef</span> QFlags<PaintAttribute> <a class="code" href="class_qwt_text.html#a0d239ca5c8e0cd3c748325ad453bb13f" title="Paint attributes.">PaintAttributes</a>;
<a name="l00121"></a>00121
<a name="l00126"></a><a class="code" href="class_qwt_text.html#a0953aabc098f410dba89bbada47f2e5a">00126</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_text.html#a0953aabc098f410dba89bbada47f2e5a" title="Layout Attributes The layout attributes affects some aspects of the layout of the text...">LayoutAttribute</a>
<a name="l00127"></a>00127 {
<a name="l00134"></a><a class="code" href="class_qwt_text.html#a0953aabc098f410dba89bbada47f2e5aa35990c4c74747580e9357d490ebce42f">00134</a> MinimumLayout = 0x01
<a name="l00135"></a>00135 };
<a name="l00136"></a>00136
<a name="l00138"></a><a class="code" href="class_qwt_text.html#aadd451b81d506c5bbefdddb8a100b9a3">00138</a> <span class="keyword">typedef</span> QFlags<LayoutAttribute> <a class="code" href="class_qwt_text.html#aadd451b81d506c5bbefdddb8a100b9a3" title="Layout attributes.">LayoutAttributes</a>;
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>( <span class="keyword">const</span> QString & = QString::null,
<a name="l00141"></a>00141 <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">TextFormat</a> textFormat = AutoText );
<a name="l00142"></a>00142 <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>( <span class="keyword">const</span> <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> & );
<a name="l00143"></a>00143 ~<a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>();
<a name="l00144"></a>00144
<a name="l00145"></a>00145 <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> &operator=( <span class="keyword">const</span> <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> & );
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keywordtype">bool</span> operator==( <span class="keyword">const</span> <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> & ) <span class="keyword">const</span>;
<a name="l00148"></a>00148 <span class="keywordtype">bool</span> operator!=( <span class="keyword">const</span> <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a> & ) <span class="keyword">const</span>;
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="keywordtype">void</span> setText( <span class="keyword">const</span> QString &,
<a name="l00151"></a>00151 <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">QwtText::TextFormat</a> textFormat = AutoText );
<a name="l00152"></a>00152 QString text() <span class="keyword">const</span>;
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="keywordtype">bool</span> isNull() <span class="keyword">const</span>;
<a name="l00155"></a>00155 <span class="keywordtype">bool</span> isEmpty() <span class="keyword">const</span>;
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordtype">void</span> setFont( <span class="keyword">const</span> QFont & );
<a name="l00158"></a>00158 QFont font() <span class="keyword">const</span>;
<a name="l00159"></a>00159
<a name="l00160"></a>00160 QFont usedFont( <span class="keyword">const</span> QFont & ) <span class="keyword">const</span>;
<a name="l00161"></a>00161
<a name="l00162"></a>00162 <span class="keywordtype">void</span> setRenderFlags( <span class="keywordtype">int</span> flags );
<a name="l00163"></a>00163 <span class="keywordtype">int</span> renderFlags() <span class="keyword">const</span>;
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="keywordtype">void</span> setColor( <span class="keyword">const</span> QColor & );
<a name="l00166"></a>00166 QColor color() <span class="keyword">const</span>;
<a name="l00167"></a>00167
<a name="l00168"></a>00168 QColor usedColor( <span class="keyword">const</span> QColor & ) <span class="keyword">const</span>;
<a name="l00169"></a>00169
<a name="l00170"></a>00170 <span class="keywordtype">void</span> setBackgroundPen( <span class="keyword">const</span> QPen & );
<a name="l00171"></a>00171 QPen backgroundPen() <span class="keyword">const</span>;
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="keywordtype">void</span> setBackgroundBrush( <span class="keyword">const</span> QBrush & );
<a name="l00174"></a>00174 QBrush backgroundBrush() <span class="keyword">const</span>;
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <span class="keywordtype">void</span> setPaintAttribute( <a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24e" title="Paint Attributes.">PaintAttribute</a>, <span class="keywordtype">bool</span> on = <span class="keyword">true</span> );
<a name="l00177"></a>00177 <span class="keywordtype">bool</span> testPaintAttribute( <a class="code" href="class_qwt_text.html#a9739e47ea489e690f121e4b1d27ae24e" title="Paint Attributes.">PaintAttribute</a> ) <span class="keyword">const</span>;
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="keywordtype">void</span> setLayoutAttribute( <a class="code" href="class_qwt_text.html#a0953aabc098f410dba89bbada47f2e5a" title="Layout Attributes The layout attributes affects some aspects of the layout of the text...">LayoutAttribute</a>, <span class="keywordtype">bool</span> on = <span class="keyword">true</span> );
<a name="l00180"></a>00180 <span class="keywordtype">bool</span> testLayoutAttribute( <a class="code" href="class_qwt_text.html#a0953aabc098f410dba89bbada47f2e5a" title="Layout Attributes The layout attributes affects some aspects of the layout of the text...">LayoutAttribute</a> ) <span class="keyword">const</span>;
<a name="l00181"></a>00181
<a name="l00182"></a>00182 <span class="keywordtype">double</span> heightForWidth( <span class="keywordtype">double</span> width, <span class="keyword">const</span> QFont & = QFont() ) <span class="keyword">const</span>;
<a name="l00183"></a>00183 QSizeF textSize( <span class="keyword">const</span> QFont & = QFont() ) <span class="keyword">const</span>;
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="keywordtype">void</span> draw( QPainter *painter, <span class="keyword">const</span> QRectF &rect ) <span class="keyword">const</span>;
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="class_qwt_text_engine.html" title="Abstract base class for rendering text strings.">QwtTextEngine</a> *textEngine(
<a name="l00188"></a>00188 <span class="keyword">const</span> QString &text, <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">QwtText::TextFormat</a> = AutoText );
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="class_qwt_text_engine.html" title="Abstract base class for rendering text strings.">QwtTextEngine</a> *textEngine( <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">QwtText::TextFormat</a> );
<a name="l00191"></a>00191 <span class="keyword">static</span> <span class="keywordtype">void</span> setTextEngine( <a class="code" href="class_qwt_text.html#a63e0d6a59a427a37ed0bfa71b782fd76" title="Text format.">QwtText::TextFormat</a>, <a class="code" href="class_qwt_text_engine.html" title="Abstract base class for rendering text strings.">QwtTextEngine</a> * );
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="keyword">private</span>:
<a name="l00194"></a>00194 <span class="keyword">class </span>PrivateData;
<a name="l00195"></a>00195 PrivateData *d_data;
<a name="l00196"></a>00196
<a name="l00197"></a>00197 <span class="keyword">class </span>LayoutCache;
<a name="l00198"></a>00198 LayoutCache *d_layoutCache;
<a name="l00199"></a>00199 };
<a name="l00200"></a>00200
<a name="l00202"></a><a class="code" href="class_qwt_text.html#afdf53f75d1b8ce6f2f0b00df59fa0177">00202</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_text.html#afdf53f75d1b8ce6f2f0b00df59fa0177">QwtText::isNull</a>()<span class="keyword"> const</span>
<a name="l00203"></a>00203 <span class="keyword"></span>{
<a name="l00204"></a>00204 <span class="keywordflow">return</span> <a class="code" href="class_qwt_text.html#a15a42a83153f82bab8cfc283d090d736">text</a>().isNull();
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00208"></a><a class="code" href="class_qwt_text.html#a25843b1120b648752ed5be2247ebe43f">00208</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_qwt_text.html#a25843b1120b648752ed5be2247ebe43f">QwtText::isEmpty</a>()<span class="keyword"> const</span>
<a name="l00209"></a>00209 <span class="keyword"></span>{
<a name="l00210"></a>00210 <span class="keywordflow">return</span> <a class="code" href="class_qwt_text.html#a15a42a83153f82bab8cfc283d090d736">text</a>().isEmpty();
<a name="l00211"></a>00211 }
<a name="l00212"></a>00212
<a name="l00213"></a>00213 Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_text.html#a0d239ca5c8e0cd3c748325ad453bb13f" title="Paint attributes.">QwtText::PaintAttributes</a> )
<a name="l00214"></a>00214 Q_DECLARE_OPERATORS_FOR_FLAGS( <a class="code" href="class_qwt_text.html" title="A class representing a text.">QwtText</a>::LayoutAttributes )
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="preprocessor">#endif</span>
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