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<h1>qwt_scale.h</h1><pre class="fragment"><div>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span>
00002 <span class="comment"> * Qwt Widget Library</span>
00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span>
00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span>
00005 <span class="comment"> *</span>
00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span>
00008 <span class="comment"> *****************************************************************************/</span>
00009
00010 <span class="comment">// vim: expandtab</span>
00011
00012 <span class="preprocessor">#ifndef QWT_SCALE_H</span>
00013 <span class="preprocessor"></span><span class="preprocessor">#define QWT_SCALE_H</span>
00014 <span class="preprocessor"></span>
00015 <span class="preprocessor">#include <qwidget.h></span>
00016 <span class="preprocessor">#include <qfont.h></span>
00017 <span class="preprocessor">#include <qcolor.h></span>
00018 <span class="preprocessor">#include <qstring.h></span>
00019
00020 <span class="preprocessor">#include "qwt_global.h"</span>
00021 <span class="preprocessor">#include "qwt_scldiv.h"</span>
00022 <span class="preprocessor">#include "qwt_scldraw.h"</span>
00023
00024 <span class="keyword">class </span>QPainter;
00025 <span class="keyword">class </span><a class="code" href="class_qwt_text.html">QwtText</a>;
00026
<a name="l00034"></a><a class="code" href="class_qwt_scale.html">00034</a> <span class="keyword">class </span>QWT_EXPORT QwtScale : <span class="keyword">public</span> QWidget
00035 {
00036 Q_OBJECT
00037 Q_ENUMS(Position)
00038 Q_PROPERTY( Position position READ position WRITE setPosition )
00039 Q_PROPERTY( QString title READ title WRITE setTitle )
00040 Q_PROPERTY( QFont titleFont READ titleFont WRITE setTitleFont )
00041 Q_PROPERTY( QColor titleColor READ titleColor WRITE setTitleColor )
00042
00043 <span class="keyword">public</span>:
<a name="l00049"></a><a class="code" href="class_qwt_scale.html#w4">00049</a> <span class="keyword">enum</span> Position { Left, Right, Top, Bottom };
00050
00051 QwtScale(QWidget *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
00052 QwtScale(Position, QWidget *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
00053 <span class="keyword">virtual</span> ~QwtScale();
00054
00055 <span class="keywordtype">void</span> setTitle(<span class="keyword">const</span> QString &title);
00056 <span class="keyword">const</span> QString title() const;
00057
00058 <span class="keywordtype">void</span> setTitleColor(const QColor &c);
00059 const QColor titleColor() const;
00060
00061 <span class="keywordtype">void</span> setTitleFont(const QFont &f);
00062 const QFont titleFont() const;
00063
00064 <span class="keywordtype">void</span> setTitleAlignment(<span class="keywordtype">int</span> flags);
00065 <span class="keywordtype">int</span> titleAlignment() const;
00066
00067 <span class="keywordtype">void</span> setBorderDist(<span class="keywordtype">int</span> start, <span class="keywordtype">int</span> end);
00068 <span class="keywordtype">int</span> startBorderDist() const;
00069 <span class="keywordtype">int</span> endBorderDist() const;
00070 <span class="keywordtype">void</span> minBorderDist(<span class="keywordtype">int</span> &start, <span class="keywordtype">int</span> &end) const;
00071
00072 <span class="keywordtype">void</span> setBaselineDist(<span class="keywordtype">int</span> bd);
00073 <span class="keywordtype">int</span> baseLineDist() const;
00074
00075 <span class="keywordtype">void</span> setTitleDist(<span class="keywordtype">int</span> td);
00076 <span class="keywordtype">int</span> titleDist() const;
00077
00078 <span class="keywordtype">void</span> setScaleDiv(const <a class="code" href="class_qwt_scale_div.html">QwtScaleDiv</a> &sd);
00079 <span class="keywordtype">void</span> setScaleDraw(<a class="code" href="class_qwt_scale_draw.html">QwtScaleDraw</a> *);
00080 const QwtScaleDraw *scaleDraw() const;
00081
00082 <span class="keywordtype">void</span> setLabelFormat(<span class="keywordtype">char</span> f, <span class="keywordtype">int</span> prec, <span class="keywordtype">int</span> fieldWidth);
00083 <span class="keywordtype">void</span> labelFormat(<span class="keywordtype">char</span> &f, <span class="keywordtype">int</span> &prec, <span class="keywordtype">int</span> &fieldWidth) const;
00084
00085 <span class="keywordtype">void</span> setLabelAlignment(<span class="keywordtype">int</span> align);
00086 <span class="keywordtype">void</span> setLabelRotation(<span class="keywordtype">double</span> rotation);
00087
00088 virtual QSize sizeHint() const;
00089 virtual QSize minimumSizeHint() const;
00090 virtual QSizePolicy sizePolicy() const;
00091
00092 <span class="keywordtype">int</span> titleHeightForWidth(<span class="keywordtype">int</span> width) const;
00093 <span class="keywordtype">int</span> dimForLength(<span class="keywordtype">int</span> length, const QFontMetrics &scaleFontMetrics ) const;
00094
00095 <span class="keywordtype">void</span> drawTitle(QPainter *painter, QwtScaleDraw::Orientation o,
00096 const QRect &rect) const;
00097
00098 <span class="keywordtype">void</span> setPosition(Position o);
00099 Position position() const;
00100
00101 protected:
00102 <span class="keywordtype">void</span> draw(QPainter *p) const;
00103 <span class="keywordtype">void</span> paintEvent(QPaintEvent *e);
00104 <span class="keywordtype">void</span> resizeEvent(QResizeEvent *e);
00105 <span class="keywordtype">void</span> scaleChange();
00106 <span class="keywordtype">void</span> fontChange(const QFont &oldfont);
00107 <span class="keywordtype">void</span> layoutScale( <span class="keywordtype">bool</span> update = TRUE );
00108
00109 private:
00110 <span class="keywordtype">void</span> initScale(Position);
00111
00112 QwtScaleDraw *d_scaleDraw;
00113
00114 <span class="keywordtype">int</span> d_borderDist[2];
00115 <span class="keywordtype">int</span> d_scaleLength;
00116 <span class="keywordtype">int</span> d_baseDist;
00117
00118 <span class="keywordtype">int</span> d_titleOffset;
00119 <span class="keywordtype">int</span> d_titleDist;
00120 <a class="code" href="class_qwt_text.html">QwtText</a> *d_title;
00121 };
00122
00123 #endif
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