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  • Committer: Bazaar Package Importer
  • Author(s): Fathi Boudra
  • Date: 2009-04-12 23:25:58 UTC
  • mfrom: (1.1.4 upstream) (2.1.2 squeeze)
  • Revision ID: james.westby@ubuntu.com-20090412232558-3bl06x785yr8xm8u
Tags: 5.1.2-1
* New upstream release.
* Bump compat/debhelper to 7.
* Bump Standards-Version to 3.8.1. No changes needed.
* Invert Maintainers and Uploaders field.
* Fix lintian warnings:
  - dh_clean _k deprecated.
  - missing dependency on libc.

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qwt-5.1.1/doc/html/qwt__compass_8cpp-source.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
2
 
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
3
 
<title>Qwt User&apos;s Guide: qwt_compass.cpp Source File</title>
4
 
<link href="doxygen.css" rel="stylesheet" type="text/css">
5
 
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6
 
</head><body>
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11
 
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    <li><a href="files.html"><span>File&nbsp;List</span></a></li>
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19
 
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20
 
<h1>qwt_compass.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
21
 
<a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span>
22
 
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997   Josef Wilgen</span>
23
 
<a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002   Uwe Rathmann</span>
24
 
<a name="l00005"></a>00005 <span class="comment"> *</span>
25
 
<a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
26
 
<a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
27
 
<a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span>
28
 
<a name="l00009"></a>00009 
29
 
<a name="l00010"></a>00010 <span class="comment">// vim: expandtab</span>
30
 
<a name="l00011"></a>00011 
31
 
<a name="l00012"></a>00012 <span class="preprocessor">#include &lt;math.h&gt;</span>
32
 
<a name="l00013"></a>00013 <span class="preprocessor">#include &lt;qpainter.h&gt;</span>
33
 
<a name="l00014"></a>00014 <span class="preprocessor">#include &lt;qpixmap.h&gt;</span>
34
 
<a name="l00015"></a>00015 <span class="preprocessor">#include &lt;qevent.h&gt;</span>
35
 
<a name="l00016"></a>00016 <span class="preprocessor">#include "qwt_math.h"</span>
36
 
<a name="l00017"></a>00017 <span class="preprocessor">#include "qwt_scale_draw.h"</span>
37
 
<a name="l00018"></a>00018 <span class="preprocessor">#include "qwt_paint_buffer.h"</span>
38
 
<a name="l00019"></a>00019 <span class="preprocessor">#include "qwt_painter.h"</span>
39
 
<a name="l00020"></a>00020 <span class="preprocessor">#include "qwt_dial_needle.h"</span>
40
 
<a name="l00021"></a>00021 <span class="preprocessor">#include "qwt_compass_rose.h"</span>
41
 
<a name="l00022"></a>00022 <span class="preprocessor">#include "qwt_compass.h"</span>
42
 
<a name="l00023"></a>00023 
43
 
<a name="l00024"></a>00024 <span class="keyword">class </span>QwtCompass::PrivateData
44
 
<a name="l00025"></a>00025 {
45
 
<a name="l00026"></a>00026 <span class="keyword">public</span>:
46
 
<a name="l00027"></a>00027     PrivateData():
47
 
<a name="l00028"></a>00028         <a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">rose</a>(NULL)
48
 
<a name="l00029"></a>00029     {
49
 
<a name="l00030"></a>00030     }
50
 
<a name="l00031"></a>00031 
51
 
<a name="l00032"></a>00032     ~PrivateData()
52
 
<a name="l00033"></a>00033     {
53
 
<a name="l00034"></a>00034         <span class="keyword">delete</span> <a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">rose</a>;
54
 
<a name="l00035"></a>00035     }
55
 
<a name="l00036"></a>00036 
56
 
<a name="l00037"></a>00037     <a class="code" href="class_qwt_compass_rose.html">QwtCompassRose</a> *<a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">rose</a>;
57
 
<a name="l00038"></a>00038     QMap&lt;double, QString&gt; <a class="code" href="class_qwt_compass.html#0b851298dcf52cbaa8d6af2d21d778fa">labelMap</a>;
58
 
<a name="l00039"></a>00039 };
59
 
<a name="l00040"></a>00040 
60
 
<a name="l00050"></a><a class="code" href="class_qwt_compass.html#05357e2950a3dc534e68e3c21f6c6b94">00050</a> <a class="code" href="class_qwt_compass.html#05357e2950a3dc534e68e3c21f6c6b94">QwtCompass::QwtCompass</a>(QWidget* parent):
61
 
<a name="l00051"></a>00051     <a class="code" href="class_qwt_dial.html">QwtDial</a>(parent)
62
 
<a name="l00052"></a>00052 {
63
 
<a name="l00053"></a>00053     initCompass();
64
 
<a name="l00054"></a>00054 }
65
 
<a name="l00055"></a>00055 
66
 
<a name="l00056"></a>00056 <span class="preprocessor">#if QT_VERSION &lt; 0x040000</span>
67
 
<a name="l00057"></a>00057 <span class="preprocessor"></span>
68
 
<a name="l00068"></a>00068 <a class="code" href="class_qwt_compass.html#05357e2950a3dc534e68e3c21f6c6b94">QwtCompass::QwtCompass</a>(QWidget* parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name):
69
 
<a name="l00069"></a>00069     <a class="code" href="class_qwt_dial.html">QwtDial</a>(parent, name)
70
 
<a name="l00070"></a>00070 {
71
 
<a name="l00071"></a>00071     initCompass();
72
 
<a name="l00072"></a>00072 }
73
 
<a name="l00073"></a>00073 
74
 
<a name="l00074"></a>00074 <span class="preprocessor">#endif</span>
75
 
<a name="l00075"></a>00075 <span class="preprocessor"></span>
76
 
<a name="l00077"></a><a class="code" href="class_qwt_compass.html#f6cc3b946f3761f7ce53d3a2ec000817">00077</a> <a class="code" href="class_qwt_compass.html#f6cc3b946f3761f7ce53d3a2ec000817">QwtCompass::~QwtCompass</a>() 
77
 
<a name="l00078"></a>00078 {
78
 
<a name="l00079"></a>00079     <span class="keyword">delete</span> d_data;
79
 
<a name="l00080"></a>00080 }
80
 
<a name="l00081"></a>00081 
81
 
<a name="l00082"></a>00082 <span class="keywordtype">void</span> QwtCompass::initCompass()
82
 
<a name="l00083"></a>00083 {
83
 
<a name="l00084"></a>00084     d_data = <span class="keyword">new</span> PrivateData;
84
 
<a name="l00085"></a>00085 
85
 
<a name="l00086"></a>00086     <a class="code" href="class_qwt_dial.html#b16e6f6559e1e897ef5c1218931bda1a">setScaleOptions</a>(ScaleLabel); <span class="comment">// Only labels, no backbone, no ticks</span>
86
 
<a name="l00087"></a>00087 
87
 
<a name="l00088"></a>00088     <a class="code" href="class_qwt_dial.html#3f64c6fbac747f735e57c2073e93bc50">setOrigin</a>(270.0);
88
 
<a name="l00089"></a>00089     <a class="code" href="class_qwt_dial.html#8d2cfa17acf266fd0273f0f477895499">setWrapping</a>(<span class="keyword">true</span>);
89
 
<a name="l00090"></a>00090 
90
 
<a name="l00091"></a>00091 
91
 
<a name="l00092"></a>00092     d_data-&gt;labelMap.insert(0.0, QString::fromLatin1(<span class="stringliteral">"N"</span>));
92
 
<a name="l00093"></a>00093     d_data-&gt;labelMap.insert(45.0, QString::fromLatin1(<span class="stringliteral">"NE"</span>));
93
 
<a name="l00094"></a>00094     d_data-&gt;labelMap.insert(90.0, QString::fromLatin1(<span class="stringliteral">"E"</span>));
94
 
<a name="l00095"></a>00095     d_data-&gt;labelMap.insert(135.0, QString::fromLatin1(<span class="stringliteral">"SE"</span>));
95
 
<a name="l00096"></a>00096     d_data-&gt;labelMap.insert(180.0, QString::fromLatin1(<span class="stringliteral">"S"</span>));
96
 
<a name="l00097"></a>00097     d_data-&gt;labelMap.insert(225.0, QString::fromLatin1(<span class="stringliteral">"SW"</span>));
97
 
<a name="l00098"></a>00098     d_data-&gt;labelMap.insert(270.0, QString::fromLatin1(<span class="stringliteral">"W"</span>));
98
 
<a name="l00099"></a>00099     d_data-&gt;labelMap.insert(315.0, QString::fromLatin1(<span class="stringliteral">"NW"</span>));
99
 
<a name="l00100"></a>00100 
100
 
<a name="l00101"></a>00101 <span class="preprocessor">#if 0</span>
101
 
<a name="l00102"></a>00102 <span class="preprocessor"></span>    d_data-&gt;labelMap.insert(22.5, QString::fromLatin1(<span class="stringliteral">"NNE"</span>));
102
 
<a name="l00103"></a>00103     d_data-&gt;labelMap.insert(67.5, QString::fromLatin1(<span class="stringliteral">"NEE"</span>));
103
 
<a name="l00104"></a>00104     d_data-&gt;labelMap.insert(112.5, QString::fromLatin1(<span class="stringliteral">"SEE"</span>));
104
 
<a name="l00105"></a>00105     d_data-&gt;labelMap.insert(157.5, QString::fromLatin1(<span class="stringliteral">"SSE"</span>));
105
 
<a name="l00106"></a>00106     d_data-&gt;labelMap.insert(202.5, QString::fromLatin1(<span class="stringliteral">"SSW"</span>));
106
 
<a name="l00107"></a>00107     d_data-&gt;labelMap.insert(247.5, QString::fromLatin1(<span class="stringliteral">"SWW"</span>));
107
 
<a name="l00108"></a>00108     d_data-&gt;labelMap.insert(292.5, QString::fromLatin1(<span class="stringliteral">"NWW"</span>));
108
 
<a name="l00109"></a>00109     d_data-&gt;labelMap.insert(337.5, QString::fromLatin1(<span class="stringliteral">"NNW"</span>));
109
 
<a name="l00110"></a>00110 <span class="preprocessor">#endif</span>
110
 
<a name="l00111"></a>00111 <span class="preprocessor"></span>}
111
 
<a name="l00112"></a>00112 
112
 
<a name="l00114"></a><a class="code" href="class_qwt_compass.html#375701893fa3c0aeadaf23dd316fe69f">00114</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_compass.html#375701893fa3c0aeadaf23dd316fe69f">QwtCompass::drawScaleContents</a>(QPainter *painter, 
113
 
<a name="l00115"></a>00115         <span class="keyword">const</span> QPoint &amp;center, <span class="keywordtype">int</span> radius)<span class="keyword"> const</span>
114
 
<a name="l00116"></a>00116 <span class="keyword"></span>{
115
 
<a name="l00117"></a>00117     QPalette::ColorGroup cg;
116
 
<a name="l00118"></a>00118     <span class="keywordflow">if</span> ( isEnabled() )
117
 
<a name="l00119"></a>00119         cg = hasFocus() ? QPalette::Active : QPalette::Inactive;
118
 
<a name="l00120"></a>00120     <span class="keywordflow">else</span>
119
 
<a name="l00121"></a>00121         cg = QPalette::Disabled;
120
 
<a name="l00122"></a>00122 
121
 
<a name="l00123"></a>00123     <span class="keywordtype">double</span> north = <a class="code" href="class_qwt_dial.html#49356bf9512363f3233e9bf4018b8f30">origin</a>();
122
 
<a name="l00124"></a>00124     <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_abstract_slider.html#9fb9fae0f664460bb487a12541b38d56">isValid</a>() )
123
 
<a name="l00125"></a>00125     {
124
 
<a name="l00126"></a>00126         <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_dial.html#7b35111549b198697fa24e8085342797">mode</a>() == RotateScale )
125
 
<a name="l00127"></a>00127             north -= <a class="code" href="class_qwt_double_range.html#48f21cecc0cbd10f18b234d5bbe55faf">value</a>(); 
126
 
<a name="l00128"></a>00128     }
127
 
<a name="l00129"></a>00129 
128
 
<a name="l00130"></a>00130     <span class="keyword">const</span> <span class="keywordtype">int</span> margin = 4;
129
 
<a name="l00131"></a>00131     <a class="code" href="class_qwt_compass.html#7787676438a43eb32da3ee867d748bb0">drawRose</a>(painter, center, radius - margin, 360.0 - north,  cg);
130
 
<a name="l00132"></a>00132 }
131
 
<a name="l00133"></a>00133 
132
 
<a name="l00143"></a><a class="code" href="class_qwt_compass.html#7787676438a43eb32da3ee867d748bb0">00143</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_compass.html#7787676438a43eb32da3ee867d748bb0">QwtCompass::drawRose</a>(QPainter *painter, <span class="keyword">const</span> QPoint &amp;center,
133
 
<a name="l00144"></a>00144     <span class="keywordtype">int</span> radius, <span class="keywordtype">double</span> north, QPalette::ColorGroup cg)<span class="keyword"> const</span>
134
 
<a name="l00145"></a>00145 <span class="keyword"></span>{
135
 
<a name="l00146"></a>00146     <span class="keywordflow">if</span> ( d_data-&gt;rose )
136
 
<a name="l00147"></a>00147         d_data-&gt;rose-&gt;draw(painter, center, radius, north,  cg);
137
 
<a name="l00148"></a>00148 }
138
 
<a name="l00149"></a>00149 
139
 
<a name="l00157"></a><a class="code" href="class_qwt_compass.html#06456c0c52107bfa8b1d1267fba5b86f">00157</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_compass.html#06456c0c52107bfa8b1d1267fba5b86f">QwtCompass::setRose</a>(<a class="code" href="class_qwt_compass_rose.html">QwtCompassRose</a> *rose)
140
 
<a name="l00158"></a>00158 {
141
 
<a name="l00159"></a>00159     <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">rose</a> != d_data-&gt;rose )
142
 
<a name="l00160"></a>00160     {
143
 
<a name="l00161"></a>00161         <span class="keywordflow">if</span> ( d_data-&gt;rose )
144
 
<a name="l00162"></a>00162             <span class="keyword">delete</span> d_data-&gt;rose;
145
 
<a name="l00163"></a>00163 
146
 
<a name="l00164"></a>00164         d_data-&gt;rose = <a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">rose</a>;
147
 
<a name="l00165"></a>00165         update();
148
 
<a name="l00166"></a>00166     }
149
 
<a name="l00167"></a>00167 }
150
 
<a name="l00168"></a>00168 
151
 
<a name="l00173"></a><a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">00173</a> <span class="keyword">const</span> <a class="code" href="class_qwt_compass_rose.html">QwtCompassRose</a> *<a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">QwtCompass::rose</a>()<span class="keyword"> const </span>
152
 
<a name="l00174"></a>00174 <span class="keyword"></span>{ 
153
 
<a name="l00175"></a>00175     <span class="keywordflow">return</span> d_data-&gt;rose; 
154
 
<a name="l00176"></a>00176 }
155
 
<a name="l00177"></a>00177 
156
 
<a name="l00182"></a><a class="code" href="class_qwt_compass.html#99477d676bd866acd1a418615cba423b">00182</a> <a class="code" href="class_qwt_compass_rose.html">QwtCompassRose</a> *<a class="code" href="class_qwt_compass.html#ffc879be47d42b3499d642d7e28c3a4c">QwtCompass::rose</a>() 
157
 
<a name="l00183"></a>00183 { 
158
 
<a name="l00184"></a>00184     <span class="keywordflow">return</span> d_data-&gt;rose; 
159
 
<a name="l00185"></a>00185 }
160
 
<a name="l00186"></a>00186 
161
 
<a name="l00196"></a><a class="code" href="class_qwt_compass.html#d4f31e6837ea045834fe67d192a4209d">00196</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_compass.html#d4f31e6837ea045834fe67d192a4209d">QwtCompass::keyPressEvent</a>(QKeyEvent *kev) 
162
 
<a name="l00197"></a>00197 {
163
 
<a name="l00198"></a>00198     <span class="keywordflow">if</span> (<a class="code" href="class_qwt_abstract_slider.html#7f675674660b458f3d8702566be995b7">isReadOnly</a>()) 
164
 
<a name="l00199"></a>00199         <span class="keywordflow">return</span>;
165
 
<a name="l00200"></a>00200 
166
 
<a name="l00201"></a>00201 <span class="preprocessor">#if 0</span>
167
 
<a name="l00202"></a>00202 <span class="preprocessor"></span>    <span class="keywordflow">if</span> ( kev-&gt;key() == Key_5 )
168
 
<a name="l00203"></a>00203     {
169
 
<a name="l00204"></a>00204         invalidate(); <span class="comment">// signal ???</span>
170
 
<a name="l00205"></a>00205         <span class="keywordflow">return</span>;
171
 
<a name="l00206"></a>00206     }
172
 
<a name="l00207"></a>00207 <span class="preprocessor">#endif</span>
173
 
<a name="l00208"></a>00208 <span class="preprocessor"></span>
174
 
<a name="l00209"></a>00209     <span class="keywordtype">double</span> newValue = <a class="code" href="class_qwt_double_range.html#48f21cecc0cbd10f18b234d5bbe55faf">value</a>();
175
 
<a name="l00210"></a>00210 
176
 
<a name="l00211"></a>00211     <span class="keywordflow">if</span> ( kev-&gt;key() &gt;= Qt::Key_1 &amp;&amp; kev-&gt;key() &lt;= Qt::Key_9 )
177
 
<a name="l00212"></a>00212     {
178
 
<a name="l00213"></a>00213         <span class="keywordflow">if</span> ( <a class="code" href="class_qwt_dial.html#7b35111549b198697fa24e8085342797">mode</a>() != RotateNeedle || kev-&gt;key() == Qt::Key_5 )
179
 
<a name="l00214"></a>00214             <span class="keywordflow">return</span>;
180
 
<a name="l00215"></a>00215 
181
 
<a name="l00216"></a>00216         <span class="keywordflow">switch</span> (kev-&gt;key()) 
182
 
<a name="l00217"></a>00217         {
183
 
<a name="l00218"></a>00218             <span class="keywordflow">case</span> Qt::Key_6: 
184
 
<a name="l00219"></a>00219                 newValue = 180.0 * 0.0;
185
 
<a name="l00220"></a>00220                 <span class="keywordflow">break</span>;
186
 
<a name="l00221"></a>00221             <span class="keywordflow">case</span> Qt::Key_3: 
187
 
<a name="l00222"></a>00222                 newValue = 180.0 * 0.25;
188
 
<a name="l00223"></a>00223                 <span class="keywordflow">break</span>;
189
 
<a name="l00224"></a>00224             <span class="keywordflow">case</span> Qt::Key_2: 
190
 
<a name="l00225"></a>00225                 newValue = 180.0 * 0.5;
191
 
<a name="l00226"></a>00226                 <span class="keywordflow">break</span>;
192
 
<a name="l00227"></a>00227             <span class="keywordflow">case</span> Qt::Key_1: 
193
 
<a name="l00228"></a>00228                 newValue = 180.0 * 0.75;
194
 
<a name="l00229"></a>00229                 <span class="keywordflow">break</span>;
195
 
<a name="l00230"></a>00230             <span class="keywordflow">case</span> Qt::Key_4: 
196
 
<a name="l00231"></a>00231                 newValue = 180.0 * 1.0;
197
 
<a name="l00232"></a>00232                 <span class="keywordflow">break</span>;
198
 
<a name="l00233"></a>00233             <span class="keywordflow">case</span> Qt::Key_7: 
199
 
<a name="l00234"></a>00234                 newValue = 180.0 * 1.25;
200
 
<a name="l00235"></a>00235                 <span class="keywordflow">break</span>;
201
 
<a name="l00236"></a>00236             <span class="keywordflow">case</span> Qt::Key_8: 
202
 
<a name="l00237"></a>00237                 newValue = 180.0 * 1.5;
203
 
<a name="l00238"></a>00238                 <span class="keywordflow">break</span>;
204
 
<a name="l00239"></a>00239             <span class="keywordflow">case</span> Qt::Key_9: 
205
 
<a name="l00240"></a>00240                 newValue = 180.0 * 1.75;
206
 
<a name="l00241"></a>00241                 <span class="keywordflow">break</span>;
207
 
<a name="l00242"></a>00242         }
208
 
<a name="l00243"></a>00243         newValue -= <a class="code" href="class_qwt_dial.html#49356bf9512363f3233e9bf4018b8f30">origin</a>();
209
 
<a name="l00244"></a>00244         <a class="code" href="class_qwt_abstract_slider.html#c3713f8989b647cb79f0a5894991e36a">setValue</a>(newValue);
210
 
<a name="l00245"></a>00245     }
211
 
<a name="l00246"></a>00246     <span class="keywordflow">else</span>
212
 
<a name="l00247"></a>00247     {
213
 
<a name="l00248"></a>00248         <a class="code" href="class_qwt_dial.html#61a2341a76abc20ea5bd72a0485be136">QwtDial::keyPressEvent</a>(kev);
214
 
<a name="l00249"></a>00249     }
215
 
<a name="l00250"></a>00250 }
216
 
<a name="l00251"></a>00251 
217
 
<a name="l00256"></a><a class="code" href="class_qwt_compass.html#0b851298dcf52cbaa8d6af2d21d778fa">00256</a> <span class="keyword">const</span> QMap&lt;double, QString&gt; &amp;<a class="code" href="class_qwt_compass.html#0b851298dcf52cbaa8d6af2d21d778fa">QwtCompass::labelMap</a>()<span class="keyword"> const </span>
218
 
<a name="l00257"></a>00257 <span class="keyword"></span>{ 
219
 
<a name="l00258"></a>00258     <span class="keywordflow">return</span> d_data-&gt;labelMap; 
220
 
<a name="l00259"></a>00259 }
221
 
<a name="l00260"></a>00260 
222
 
<a name="l00265"></a><a class="code" href="class_qwt_compass.html#39b3cfa870ef0172b49d54fa2559a875">00265</a> QMap&lt;double, QString&gt; &amp;<a class="code" href="class_qwt_compass.html#0b851298dcf52cbaa8d6af2d21d778fa">QwtCompass::labelMap</a>() 
223
 
<a name="l00266"></a>00266 { 
224
 
<a name="l00267"></a>00267     <span class="keywordflow">return</span> d_data-&gt;labelMap; 
225
 
<a name="l00268"></a>00268 }
226
 
<a name="l00269"></a>00269 
227
 
<a name="l00282"></a><a class="code" href="class_qwt_compass.html#b0f2460851db3d5b7169fe0991fdb945">00282</a> <span class="keywordtype">void</span> <a class="code" href="class_qwt_compass.html#b0f2460851db3d5b7169fe0991fdb945">QwtCompass::setLabelMap</a>(<span class="keyword">const</span> QMap&lt;double, QString&gt; &amp;map) 
228
 
<a name="l00283"></a>00283 { 
229
 
<a name="l00284"></a>00284     d_data-&gt;labelMap = map; 
230
 
<a name="l00285"></a>00285 }
231
 
<a name="l00286"></a>00286 
232
 
<a name="l00297"></a><a class="code" href="class_qwt_compass.html#091c7ac5792d87e20bfc7efce9eeeb16">00297</a> <a class="code" href="class_qwt_text.html">QwtText</a> <a class="code" href="class_qwt_compass.html#091c7ac5792d87e20bfc7efce9eeeb16">QwtCompass::scaleLabel</a>(<span class="keywordtype">double</span> value)<span class="keyword"> const</span>
233
 
<a name="l00298"></a>00298 <span class="keyword"></span>{
234
 
<a name="l00299"></a>00299 <span class="preprocessor">#if 0</span>
235
 
<a name="l00300"></a>00300 <span class="preprocessor"></span>    <span class="comment">// better solution ???</span>
236
 
<a name="l00301"></a>00301     <span class="keywordflow">if</span> ( value == -0 )
237
 
<a name="l00302"></a>00302         value = 0.0;
238
 
<a name="l00303"></a>00303 <span class="preprocessor">#endif</span>
239
 
<a name="l00304"></a>00304 <span class="preprocessor"></span>
240
 
<a name="l00305"></a>00305     <span class="keywordflow">if</span> ( value &lt; 0.0 )
241
 
<a name="l00306"></a>00306         value += 360.0;
242
 
<a name="l00307"></a>00307 
243
 
<a name="l00308"></a>00308     <span class="keywordflow">if</span> ( d_data-&gt;labelMap.contains(value) )
244
 
<a name="l00309"></a>00309         <span class="keywordflow">return</span> d_data-&gt;labelMap[value];
245
 
<a name="l00310"></a>00310 
246
 
<a name="l00311"></a>00311     <span class="keywordflow">return</span> <a class="code" href="class_qwt_text.html">QwtText</a>();
247
 
<a name="l00312"></a>00312 }
248
 
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Sat May 24 18:47:39 2008 for Qwt User's Guide by&nbsp;
249
 
<a href="http://www.doxygen.org/index.html">
250
 
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.0 </small></address>
251
 
</body>
252
 
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