Qwt User's Guide 6.0.2

- Main Page
- Related Pages
- Classes

qwt_plot_grid.h
1 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
2 * Qwt Widget Library
3 * Copyright (C) 1997 Josef Wilgen
4 * Copyright (C) 2002 Uwe Rathmann
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the Qwt License, Version 1.0
8 *****************************************************************************/
9
10 #ifndef QWT_PLOT_GRID_H
11 #define QWT_PLOT_GRID_H
12
13 #include "qwt_global.h"
14 #include "qwt_plot_item.h"
15 #include "qwt_scale_div.h"
16
17 class QPainter;
18 class QPen;
19 class QwtScaleMap;
20 class QwtScaleDiv;
21
34 class QWT_EXPORT QwtPlotGrid: public QwtPlotItem
35 {
36 public:
37 explicit QwtPlotGrid();
38 virtual ~QwtPlotGrid();
39
40 virtual int rtti() const;
41
42 void enableX( bool tf );
43 bool xEnabled() const;
44
45 void enableY( bool tf );
46 bool yEnabled() const;
47
48 void enableXMin( bool tf );
49 bool xMinEnabled() const;
50
51 void enableYMin( bool tf );
52 bool yMinEnabled() const;
53
54 void setXDiv( const QwtScaleDiv &sx );
55 const QwtScaleDiv &xScaleDiv() const;
56
57 void setYDiv( const QwtScaleDiv &sy );
58 const QwtScaleDiv &yScaleDiv() const;
59
60 void setPen( const QPen &p );
61
62 void setMajPen( const QPen &p );
63 const QPen& majPen() const;
64
65 void setMinPen( const QPen &p );
66 const QPen& minPen() const;
67
68 virtual void draw( QPainter *p,
69 const QwtScaleMap &xMap, const QwtScaleMap &yMap,
70 const QRectF &rect ) const;
71
72 virtual void updateScaleDiv(
73 const QwtScaleDiv &xMap, const QwtScaleDiv &yMap );
74
75 private:
76 void drawLines( QPainter *painter, const QRectF &,
77 Qt::Orientation orientation, const QwtScaleMap &,
78 const QList<double> & ) const;
79
80 class PrivateData;
81 PrivateData *d_data;
82 };
83
84 #endif