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<h1>qwt_polar_plot.h</h1><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"> * QwtPolar Widget Library</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2008 Uwe Rathmann</span>
<a name="l00004"></a>00004 <span class="comment"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
<a name="l00007"></a>00007 <span class="comment"> *****************************************************************************/</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#ifndef QWT_POLAR_PLOT_H</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define QWT_POLAR_PLOT_H 1</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <qframe.h></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "qwt_polar_global.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "qwt_double_interval.h"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "qwt_scale_map.h"</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include "qwt_polar.h"</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include "qwt_polar_point.h"</span>
<a name="l00018"></a>00018 <span class="preprocessor">#include "qwt_polar_itemdict.h"</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="keyword">class </span>QwtRoundScaleDraw;
<a name="l00021"></a>00021 <span class="keyword">class </span>QwtScaleEngine;
<a name="l00022"></a>00022 <span class="keyword">class </span>QwtScaleDiv;
<a name="l00023"></a>00023 <span class="keyword">class </span>QwtTextLabel;
<a name="l00024"></a>00024 <span class="keyword">class </span><a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a>;
<a name="l00025"></a>00025 <span class="keyword">class </span><a class="code" href="class_qwt_polar_layout.html" title="Layout class for QwtPolarPlot.">QwtPolarLayout</a>;
<a name="l00026"></a>00026
<a name="l00045"></a><a class="code" href="class_qwt_polar_plot.html">00045</a> <span class="keyword">class </span>QWT_POLAR_EXPORT <a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a>: <span class="keyword">public</span> QFrame, <span class="keyword">public</span> <a class="code" href="class_qwt_polar_item_dict.html" title="A dictionary for polar plot items.">QwtPolarItemDict</a>
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 Q_OBJECT
<a name="l00048"></a>00048
<a name="l00049"></a>00049 Q_PROPERTY(QBrush plotBackground READ plotBackground WRITE setPlotBackground)
<a name="l00050"></a>00050 Q_PROPERTY(<span class="keywordtype">double</span> azimuthOrigin READ azimuthOrigin WRITE setAzimuthOrigin)
<a name="l00051"></a>00051
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="keyword">public</span>:
<a name="l00076"></a><a class="code" href="class_qwt_polar_plot.html#eb082672b319273c14f49332d8426d2e">00076</a> <span class="keyword">enum</span> <a class="code" href="class_qwt_polar_plot.html#eb082672b319273c14f49332d8426d2e">LegendPosition</a>
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 LeftLegend,
<a name="l00079"></a>00079 RightLegend,
<a name="l00080"></a>00080 BottomLegend,
<a name="l00081"></a>00081 TopLegend,
<a name="l00082"></a>00082
<a name="l00083"></a>00083 ExternalLegend
<a name="l00084"></a>00084 };
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keyword">explicit</span> <a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a>( QWidget *parent = NULL);
<a name="l00087"></a>00087 <a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a>(<span class="keyword">const</span> QwtText &title, QWidget *parent = NULL);
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="keyword">virtual</span> ~<a class="code" href="class_qwt_polar_plot.html" title="A plotting widget, displaying a polar coordinate system.">QwtPolarPlot</a>();
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">void</span> setTitle(<span class="keyword">const</span> QString &);
<a name="l00092"></a>00092 <span class="keywordtype">void</span> setTitle(<span class="keyword">const</span> QwtText &);
<a name="l00093"></a>00093
<a name="l00094"></a>00094 QwtText title() <span class="keyword">const</span>;
<a name="l00095"></a>00095
<a name="l00096"></a>00096 QwtTextLabel *titleLabel();
<a name="l00097"></a>00097 <span class="keyword">const</span> QwtTextLabel *titleLabel() <span class="keyword">const</span>;
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="keywordtype">void</span> setAutoReplot(<span class="keywordtype">bool</span> tf = <span class="keyword">true</span>);
<a name="l00100"></a>00100 <span class="keywordtype">bool</span> autoReplot() <span class="keyword">const</span>;
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="keywordtype">void</span> setAutoScale(<span class="keywordtype">int</span> scaleId);
<a name="l00103"></a>00103 <span class="keywordtype">bool</span> hasAutoScale(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="keywordtype">void</span> setScaleMaxMinor(<span class="keywordtype">int</span> scaleId, <span class="keywordtype">int</span> maxMinor);
<a name="l00106"></a>00106 <span class="keywordtype">int</span> scaleMaxMinor(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00107"></a>00107
<a name="l00108"></a>00108 <span class="keywordtype">int</span> scaleMaxMajor(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00109"></a>00109 <span class="keywordtype">void</span> setScaleMaxMajor(<span class="keywordtype">int</span> scaleId, <span class="keywordtype">int</span> maxMajor);
<a name="l00110"></a>00110
<a name="l00111"></a>00111 QwtScaleEngine *scaleEngine(<span class="keywordtype">int</span> scaleId);
<a name="l00112"></a>00112 <span class="keyword">const</span> QwtScaleEngine *scaleEngine(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00113"></a>00113 <span class="keywordtype">void</span> setScaleEngine(<span class="keywordtype">int</span> scaleId, QwtScaleEngine *);
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordtype">void</span> setScale(<span class="keywordtype">int</span> scaleId, <span class="keywordtype">double</span> min, <span class="keywordtype">double</span> max, <span class="keywordtype">double</span> step = 0);
<a name="l00116"></a>00116
<a name="l00117"></a>00117 <span class="keywordtype">void</span> setScaleDiv(<span class="keywordtype">int</span> scaleId, <span class="keyword">const</span> QwtScaleDiv &);
<a name="l00118"></a>00118 <span class="keyword">const</span> QwtScaleDiv *scaleDiv(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00119"></a>00119 QwtScaleDiv *scaleDiv(<span class="keywordtype">int</span> scaleId);
<a name="l00120"></a>00120
<a name="l00121"></a>00121 QwtScaleMap scaleMap(<span class="keywordtype">int</span> scaleId, <span class="keywordtype">double</span> radius) <span class="keyword">const</span>;
<a name="l00122"></a>00122 QwtScaleMap scaleMap(<span class="keywordtype">int</span> scaleId) <span class="keyword">const</span>;
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="keywordtype">void</span> updateScale(<span class="keywordtype">int</span> scaleId);
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="keywordtype">double</span> azimuthOrigin() <span class="keyword">const</span>;
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <span class="keywordtype">void</span> zoom(<span class="keyword">const</span> <a class="code" href="class_qwt_polar_point.html" title="A point in polar coordinates.">QwtPolarPoint</a>&, <span class="keywordtype">double</span> factor);
<a name="l00129"></a>00129 <span class="keywordtype">void</span> unzoom();
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <a class="code" href="class_qwt_polar_point.html" title="A point in polar coordinates.">QwtPolarPoint</a> zoomPos() <span class="keyword">const</span>;
<a name="l00132"></a>00132 <span class="keywordtype">double</span> zoomFactor() <span class="keyword">const</span>;
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="keyword">virtual</span> <span class="keywordtype">void</span> polish();
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="comment">// Canvas</span>
<a name="l00137"></a>00137
<a name="l00138"></a>00138 <a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a> *canvas();
<a name="l00139"></a>00139 <span class="keyword">const</span> <a class="code" href="class_qwt_polar_canvas.html" title="Canvas of a QwtPolarPlot.">QwtPolarCanvas</a> *canvas() <span class="keyword">const</span>;
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="keywordtype">void</span> setPlotBackground (<span class="keyword">const</span> QBrush &c);
<a name="l00142"></a>00142 <span class="keyword">const</span> QBrush& plotBackground() <span class="keyword">const</span>;
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawCanvas(QPainter *, <span class="keyword">const</span> QwtDoubleRect &) <span class="keyword">const</span>;
<a name="l00145"></a>00145
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="comment">// Legend</span>
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordtype">void</span> insertLegend(QwtLegend *, LegendPosition = QwtPolarPlot::RightLegend,
<a name="l00150"></a>00150 <span class="keywordtype">double</span> ratio = -1.0);
<a name="l00151"></a>00151
<a name="l00152"></a>00152 QwtLegend *legend();
<a name="l00153"></a>00153 <span class="keyword">const</span> QwtLegend *legend() <span class="keyword">const</span>;
<a name="l00154"></a>00154
<a name="l00155"></a>00155 <span class="comment">// Layout</span>
<a name="l00156"></a>00156 <a class="code" href="class_qwt_polar_layout.html" title="Layout class for QwtPolarPlot.">QwtPolarLayout</a> *plotLayout();
<a name="l00157"></a>00157 <span class="keyword">const</span> <a class="code" href="class_qwt_polar_layout.html" title="Layout class for QwtPolarPlot.">QwtPolarLayout</a> *plotLayout() <span class="keyword">const</span>;
<a name="l00158"></a>00158
<a name="l00159"></a>00159 QwtDoubleInterval visibleInterval() <span class="keyword">const</span>;
<a name="l00160"></a>00160 QwtDoubleRect plotRect() <span class="keyword">const</span>;
<a name="l00161"></a>00161 QwtDoubleRect plotRect(<span class="keyword">const</span> QRect &) <span class="keyword">const</span>;
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keywordtype">int</span> plotMarginHint() <span class="keyword">const</span>;
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="keywordtype">void</span> renderTo(QPaintDevice &) <span class="keyword">const</span>;
<a name="l00166"></a>00166 <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderTo(QPainter *, <span class="keyword">const</span> QRect &) <span class="keyword">const</span>;
<a name="l00167"></a>00167
<a name="l00168"></a>00168 signals:
<a name="l00179"></a>00179 <span class="keywordtype">void</span> legendClicked(<a class="code" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> *plotItem);
<a name="l00180"></a>00180
<a name="l00192"></a>00192 <span class="keywordtype">void</span> legendChecked(<a class="code" href="class_qwt_polar_item.html" title="Base class for items on a polar plot.">QwtPolarItem</a> *plotItem, <span class="keywordtype">bool</span> on);
<a name="l00193"></a>00193
<a name="l00198"></a>00198 <span class="keywordtype">void</span> layoutChanged();
<a name="l00199"></a>00199
<a name="l00200"></a>00200 <span class="keyword">public</span> slots:
<a name="l00201"></a>00201 <span class="keyword">virtual</span> <span class="keywordtype">void</span> replot();
<a name="l00202"></a>00202 <span class="keywordtype">void</span> autoRefresh();
<a name="l00203"></a>00203 <span class="keywordtype">void</span> setAzimuthOrigin(<span class="keywordtype">double</span>);
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="keyword">protected</span> slots:
<a name="l00206"></a>00206 <span class="keyword">virtual</span> <span class="keywordtype">void</span> legendItemClicked();
<a name="l00207"></a>00207 <span class="keyword">virtual</span> <span class="keywordtype">void</span> legendItemChecked(<span class="keywordtype">bool</span>);
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="keyword">protected</span>:
<a name="l00210"></a>00210 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> event(QEvent *);
<a name="l00211"></a>00211 <span class="keyword">virtual</span> <span class="keywordtype">void</span> resizeEvent(QResizeEvent *);
<a name="l00212"></a>00212
<a name="l00213"></a>00213 <span class="keyword">virtual</span> <span class="keywordtype">void</span> updateLayout();
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keyword">virtual</span> <span class="keywordtype">void</span> drawItems(QPainter *painter,
<a name="l00216"></a>00216 <span class="keyword">const</span> QwtScaleMap &radialMap, <span class="keyword">const</span> QwtScaleMap &azimuthMap,
<a name="l00217"></a>00217 <span class="keyword">const</span> QwtDoublePoint &pole, <span class="keywordtype">double</span> radius,
<a name="l00218"></a>00218 <span class="keyword">const</span> QwtDoubleRect &canvasRect) <span class="keyword">const</span>;
<a name="l00219"></a>00219
<a name="l00220"></a>00220 <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderTitle(QPainter *, <span class="keyword">const</span> QRect &) <span class="keyword">const</span>;
<a name="l00221"></a>00221 <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderLegend(QPainter *, <span class="keyword">const</span> QRect &) <span class="keyword">const</span>;
<a name="l00222"></a>00222 <span class="keyword">virtual</span> <span class="keywordtype">void</span> renderLegendItem(QPainter *,
<a name="l00223"></a>00223 <span class="keyword">const</span> QWidget *, <span class="keyword">const</span> QRect &) <span class="keyword">const</span>;
<a name="l00224"></a>00224
<a name="l00225"></a>00225 <span class="keyword">private</span>:
<a name="l00226"></a>00226 <span class="keywordtype">void</span> initPlot(<span class="keyword">const</span> QwtText &);
<a name="l00227"></a>00227
<a name="l00228"></a>00228 <span class="keyword">class </span>ScaleData;
<a name="l00229"></a>00229 <span class="keyword">class </span>PrivateData;
<a name="l00230"></a>00230 PrivateData *d_data;
<a name="l00231"></a>00231 };
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="preprocessor">#endif</span>
</pre></div></div>
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