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| author | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
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| committer | Timothy Pearson <kb9vqf@pearsoncomputing.net> | 2011-07-10 15:24:15 -0500 |
| commit | bd0f3345a938b35ce6a12f6150373b0955b8dd12 (patch) | |
| tree | 7a520322212d48ebcb9fbe1087e7fca28b76185c /doc/html/chart-element-h.html | |
| download | qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.tar.gz qt3-bd0f3345a938b35ce6a12f6150373b0955b8dd12.zip | |
Add Qt3 development HEAD version
Diffstat (limited to 'doc/html/chart-element-h.html')
| -rw-r--r-- | doc/html/chart-element-h.html | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/doc/html/chart-element-h.html b/doc/html/chart-element-h.html new file mode 100644 index 0000000..d3cf648 --- /dev/null +++ b/doc/html/chart-element-h.html @@ -0,0 +1,126 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> +<!-- /home/espenr/tmp/qt-3.3.8-espenr-2499/qt-x11-free-3.3.8/doc/tutorial2.doc:2 --> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> +<title>chart/element.h Example File</title> +<style type="text/css"><!-- +fn { margin-left: 1cm; text-indent: -1cm; } +a:link { color: #004faf; text-decoration: none } +a:visited { color: #672967; text-decoration: none } +body { background: #ffffff; color: black; } +--></style> +</head> +<body> + +<table border="0" cellpadding="0" cellspacing="0" width="100%"> +<tr bgcolor="#E5E5E5"> +<td valign=center> + <a href="index.html"> +<font color="#004faf">Home</font></a> + | <a href="classes.html"> +<font color="#004faf">All Classes</font></a> + | <a href="mainclasses.html"> +<font color="#004faf">Main Classes</font></a> + | <a href="annotated.html"> +<font color="#004faf">Annotated</font></a> + | <a href="groups.html"> +<font color="#004faf">Grouped Classes</font></a> + | <a href="functions.html"> +<font color="#004faf">Functions</font></a> +</td> +<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>chart/element.h Example File</h1> + + +<pre>#ifndef ELEMENT_H +#define ELEMENT_H + +#include <<a href="qcolor-h.html">qcolor.h</a>> +#include <<a href="qnamespace-h.html">qnamespace.h</a>> +#include <<a href="qstring-h.html">qstring.h</a>> +#include <<a href="qvaluevector-h.html">qvaluevector.h</a>> + +class Element; + +typedef QValueVector<Element> ElementVector; + +/* + Elements are valid if they have a value which is > EPSILON. +*/ +const double EPSILON = 0.0000001; // Must be > INVALID. + + +class Element +{ +public: + enum { INVALID = -1 }; + enum { NO_PROPORTION = -1 }; + enum { MAX_PROPOINTS = 3 }; // One proportional point per chart type + + Element( double value = INVALID, QColor valueColor = Qt::gray, + int valuePattern = Qt::SolidPattern, + const <a href="qstring.html">QString</a>& label = QString::null, + <a href="qcolor.html">QColor</a> labelColor = Qt::black ) { + init( value, valueColor, valuePattern, label, labelColor ); + for ( int i = 0; i < MAX_PROPOINTS * 2; ++i ) + m_propoints[i] = NO_PROPORTION; + } + ~Element() {} + + bool isValid() const { return m_value > EPSILON; } + + double value() const { return m_value; } + <a href="qcolor.html">QColor</a> valueColor() const { return m_valueColor; } + int valuePattern() const { return m_valuePattern; } + <a href="qstring.html">QString</a> label() const { return m_label; } + <a href="qcolor.html">QColor</a> labelColor() const { return m_labelColor; } + double proX( int index ) const; + double proY( int index ) const; + + void set( double value = INVALID, QColor valueColor = Qt::gray, + int valuePattern = Qt::SolidPattern, + const <a href="qstring.html">QString</a>& label = QString::null, + <a href="qcolor.html">QColor</a> labelColor = Qt::black ) { + init( value, valueColor, valuePattern, label, labelColor ); + } + void setValue( double value ) { m_value = value; } + void setValueColor( <a href="qcolor.html">QColor</a> valueColor ) { m_valueColor = valueColor; } + void setValuePattern( int valuePattern ); + void setLabel( const <a href="qstring.html">QString</a>& label ) { m_label = label; } + void setLabelColor( <a href="qcolor.html">QColor</a> labelColor ) { m_labelColor = labelColor; } + void setProX( int index, double value ); + void setProY( int index, double value ); + +#ifdef Q_FULL_TEMPLATE_INSTANTIATION + // xlC 3.x workaround + Q_DUMMY_COMPARISON_OPERATOR(Element) + bool operator!=( const Element& e) const { + return ( !(e == *this) ); + } +#endif + +private: + void init( double value, QColor valueColor, int valuePattern, + const <a href="qstring.html">QString</a>& label, QColor labelColor ); + + double m_value; + <a href="qcolor.html">QColor</a> m_valueColor; + int m_valuePattern; + <a href="qstring.html">QString</a> m_label; + <a href="qcolor.html">QColor</a> m_labelColor; + double m_propoints[2 * MAX_PROPOINTS]; +}; + + +QTextStream &operator<<( <a href="qtextstream.html">QTextStream</a>&, const Element& ); +QTextStream &operator>>( <a href="qtextstream.html">QTextStream</a>&, Element& ); + +#endif +</pre><!-- eof --> +<p><address><hr><div align=center> +<table width=100% cellspacing=0 border=0><tr> +<td>Copyright © 2007 +<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a> +<td align=right><div align=right>Qt 3.3.8</div> +</table></div></address></body> +</html> |