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00029 #ifndef SCALES_H
00030 #define SCALES_H
00031
00032 #include <QDateTime>
00033 #include <QStringList>
00034 #include <QLocale>
00035
00036 #include <qwt_scale_draw.h>
00037
00038 class Graph;
00039
00041 class ScaleDraw: public QwtScaleDraw
00042 {
00043 public:
00044 enum TicksStyle{None = 0, Out = 1, Both = 2, In = 3};
00045 enum ScaleType{Numeric = 0, Text = 1, Day = 2, Month = 3, Time = 4, Date = 5, ColHeader = 6};
00046 enum NumericFormat{Automatic, Decimal, Scientific, Superscripts};
00047 enum NameFormat{ShortName, LongName, Initial};
00048
00050 ScaleDraw(Graph *plot, ScaleDraw *sd);
00051 ScaleDraw(Graph *plot, const QString& formula = QString::null);
00052 ScaleDraw(Graph *plot, const QStringList& labels, const QString& format, ScaleType type = Text);
00053
00054 QString formatString();
00055 QString format(){return d_format_info;};
00056
00057 QString formula() {return d_formula;};
00058 void setFormula(const QString& formula) {d_formula = formula;};
00059
00060 double transformValue(double value) const;
00061 virtual QwtText label(double value) const;
00062
00063 int labelNumericPrecision(){return d_prec;};
00064 void setNumericPrecision(int prec){d_prec = prec;};
00065
00066 int majorTicksStyle(){return d_majTicks;};
00067 void setMajorTicksStyle(TicksStyle type){d_majTicks = type;};
00068
00069 int minorTicksStyle(){return d_minTicks;};
00070 void setMinorTicksStyle(TicksStyle type){d_minTicks = type;};
00071
00072 void setSelected(bool select = true){d_selected = select;};
00073
00074 int axis() const;
00075
00076 ScaleType scaleType(){return d_type;};
00077 void setScaleType(ScaleType type){d_type = type;};
00078
00079 void labelFormat(char &f, int &prec) const;
00080
00081 NumericFormat labelNumericFormat(){return d_numeric_format;};
00082 void setNumericFormat(NumericFormat format);
00083
00084 void setDayFormat(NameFormat format);
00085 void setMonthFormat(NameFormat format);
00086 void setTimeFormat(const QTime& t, const QString& format);
00087 void setDateFormat(const QDateTime& d, const QString& format);
00088
00089 QDateTime dateTimeOrigin(){return d_date_time_origin;};
00090 void setDateTimeOrigin(const QDateTime& d){d_date_time_origin = d;};
00091
00092 QStringList labelsList(){return d_text_labels;};
00093
00094 NameFormat nameFormat(){return d_name_format;};
00095
00096 protected:
00097 virtual void draw (QPainter *, const QPalette &) const;
00098 virtual void drawLabel(QPainter *painter, double value) const;
00099 virtual void drawTick(QPainter *p, double value, int len) const;
00100 virtual void drawBackbone(QPainter *painter) const;
00101 void drawBreak(QPainter *) const;
00102
00103 private:
00105 Graph *d_plot;
00107 ScaleType d_type;
00109 NumericFormat d_numeric_format;
00111 char d_fmt;
00113 int d_prec;
00115 QString d_formula;
00117 int d_majTicks;
00119 int d_minTicks;
00121 bool d_selected;
00123 NameFormat d_name_format;
00125 QDateTime d_date_time_origin;
00127
00128
00129
00130 QString d_format_info;
00132 QStringList d_text_labels;
00133 };
00134 #endif