Qwt User's Guide
6.1-rc3
Main Page
Related Pages
Classes
All
Classes
Functions
Variables
Typedefs
Enumerations
Enumerator
Pages
src
qwt_raster_data.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_RASTER_DATA_H
11
#define QWT_RASTER_DATA_H 1
12
13
#include "qwt_global.h"
14
#include "qwt_interval.h"
15
#include <qmap.h>
16
#include <qlist.h>
17
#include <qpolygon.h>
18
19
class
QwtScaleMap
;
20
32
class
QWT_EXPORT
QwtRasterData
33
{
34
public
:
36
typedef
QMap<double, QPolygonF>
ContourLines
;
37
39
enum
ConrecFlag
40
{
42
IgnoreAllVerticesOnLevel = 0x01,
43
45
IgnoreOutOfRange = 0x02
46
};
47
49
typedef
QFlags<ConrecFlag>
ConrecFlags
;
50
51
QwtRasterData
();
52
virtual
~
QwtRasterData
();
53
54
virtual
void
setInterval( Qt::Axis,
const
QwtInterval
& );
55
const
QwtInterval
&interval(Qt::Axis)
const
;
56
57
virtual
QRectF pixelHint(
const
QRectF & )
const
;
58
59
virtual
void
initRaster(
const
QRectF &,
const
QSize& raster );
60
virtual
void
discardRaster();
61
67
virtual
double
value(
double
x,
double
y )
const
= 0;
68
69
virtual
ContourLines
contourLines(
const
QRectF &rect,
70
const
QSize &raster,
const
QList<double> &levels,
71
ConrecFlags
)
const
;
72
73
class
Contour3DPoint;
74
class
ContourPlane;
75
76
private
:
77
// Disabled copy constructor and operator=
78
QwtRasterData
(
const
QwtRasterData
& );
79
QwtRasterData
&operator=(
const
QwtRasterData
& );
80
81
QwtInterval
d_intervals[3];
82
};
83
88
inline
const
QwtInterval
&
QwtRasterData::interval
( Qt::Axis axis)
const
89
{
90
return
d_intervals[axis];
91
}
92
93
Q_DECLARE_OPERATORS_FOR_FLAGS(
QwtRasterData::ConrecFlags
)
94
95
#endif
Generated by
1.8.3.1