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00012 #ifndef QWT_RASTER_DATA_H
00013 #define QWT_RASTER_DATA_H 1
00014
00015 #include <qmap.h>
00016 #include "qwt_global.h"
00017 #include "qwt_double_rect.h"
00018 #include "qwt_double_interval.h"
00019
00020 #if QT_VERSION >= 0x040000
00021 #include <qlist.h>
00022 #include <QPolygonF>
00023
00024 #if defined(QWT_TEMPLATEDLL)
00025
00026 template class QWT_EXPORT QMap<double, QPolygonF>;
00027
00028 #endif
00029
00030 #else
00031 #include <qvaluelist.h>
00032 #include "qwt_array.h"
00033 #include "qwt_double_rect.h"
00034 #if defined(QWT_TEMPLATEDLL)
00035
00036 #ifndef QWTARRAY_TEMPLATE_QWTDOUBLEPOINT // by mjo3
00037 #define QWTARRAY_TEMPLATE_QWTDOUBLEPOINT
00038 template class QWT_EXPORT QwtArray<QwtDoublePoint>;
00039 #endif //end of QWTARRAY_TEMPLATE_QWTDOUBLEPOINT
00040 #ifndef QMAP_TEMPLATE_DOUBLE_QWTDOUBLEPOINT // by mjo3
00041 #define QMAP_TEMPLATE_DOUBLE_QWTDOUBLEPOINT
00042 template class QWT_EXPORT QMap<double, QwtArray<QwtDoublePoint> >;
00043 #endif //end of QMAP_TEMPLATE_QWTDOUBLEPOINT
00044
00045 #endif
00046 #endif
00047
00048 class QwtScaleMap;
00049
00053 class QWT_EXPORT QwtRasterData
00054 {
00055 public:
00056 #if QT_VERSION >= 0x040000
00057 typedef QMap<double, QPolygonF> ContourLines;
00058 #else
00059 typedef QMap<double, QwtArray<QwtDoublePoint> > ContourLines;
00060 #endif
00061
00062 enum ConrecAttribute
00063 {
00064 IgnoreAllVerticesOnLevel = 1,
00065 IgnoreOutOfRange = 2
00066 };
00067
00068 QwtRasterData();
00069 QwtRasterData(const QwtDoubleRect &);
00070 virtual ~QwtRasterData();
00071
00073 virtual QwtRasterData *copy() const = 0;
00074
00075 virtual void setBoundingRect(const QwtDoubleRect &);
00076 QwtDoubleRect boundingRect() const;
00077
00078 virtual QSize rasterHint(const QwtDoubleRect &) const;
00079
00080 virtual void initRaster(const QwtDoubleRect &, const QSize& raster);
00081 virtual void discardRaster();
00082
00084 virtual double value(double x, double y) const = 0;
00085
00087 virtual QwtDoubleInterval range() const = 0;
00088
00089 #if QT_VERSION >= 0x040000
00090 virtual ContourLines contourLines(const QwtDoubleRect &rect,
00091 const QSize &raster, const QList<double> &levels,
00092 int flags) const;
00093 #else
00094 virtual ContourLines contourLines(const QwtDoubleRect &rect,
00095 const QSize &raster, const QValueList<double> &levels,
00096 int flags) const;
00097 #endif
00098
00099 class Contour3DPoint;
00100 class ContourPlane;
00101
00102 private:
00103 QwtDoubleRect d_boundingRect;
00104 };
00105
00106 #endif