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| Rev | Author | Line No. | Line |
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| 1 | |||
| 646 | werner | 2 | #ifndef LAYEREDGRID_H |
| 3 | #define LAYEREDGRID_H |
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| 4 | |||
| 5 | #include "grid.h" |
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| 6 | |||
| 7 | /** LayeredGrid |
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| 8 | |||
| 9 | */ |
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| 10 | |||
| 11 | class LayeredGridBase |
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| 12 | { |
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| 13 | public: |
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| 14 | // access to properties |
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| 647 | werner | 15 | virtual int sizeX() const=0; |
| 16 | virtual int sizeY() const=0; |
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| 17 | virtual QRectF metricRect() const=0; |
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| 18 | virtual QRectF cellRect(const QPoint &p) const=0; |
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| 646 | werner | 19 | // available variables |
| 20 | virtual const QStringList names() const=0; |
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| 21 | // statistics |
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| 22 | /// retrieve min and max of variable 'index' |
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| 647 | werner | 23 | virtual void range(double &rMin, double &rMax, const int index) const=0; |
| 646 | werner | 24 | |
| 25 | // data access functions |
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| 647 | werner | 26 | virtual double value(const float x, const float y, const int index) const = 0; |
| 27 | virtual double value(const int ix, const int iy, const int index) const = 0; |
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| 28 | virtual double value(const int grid_index, const int index) const = 0; |
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| 646 | werner | 29 | }; |
| 30 | |||
| 31 | template <class T> |
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| 32 | class LayeredGrid: public LayeredGridBase |
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| 33 | { |
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| 34 | public: |
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| 35 | LayeredGrid(const Grid<T>& grid) { mGrid = &grid; } |
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| 36 | LayeredGrid() { mGrid = 0; } |
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| 647 | werner | 37 | QRectF cellRect(const QPoint &p) const { return mGrid->cellRect(p); } |
| 38 | QRectF metricRect() const { return mGrid->metricRect(); } |
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| 39 | int sizeX() const { return mGrid->sizeX(); } |
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| 40 | int sizeY() const { return mGrid->sizeY();} |
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| 41 | |||
| 42 | virtual double value(const T& data, const int index) const = 0; |
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| 646 | werner | 43 | double value(const T* ptr, const int index) const { return value(mGrid->constValueAtIndex(mGrid->indexOf(ptr)), index); } |
| 44 | double value(const int grid_index, const int index) const { return value(mGrid->constValueAtIndex(grid_index), index); } |
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| 45 | double value(const float x, const float y, const int index) const { return value(mGrid->constValueAt(x,y), index); } |
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| 647 | werner | 46 | double value(const int ix, const int iy, const int index) const { return value(mGrid->constValueAtIndex(ix, iy), index); } |
| 47 | void range(double &rMin, double &rMax, const int index) const { rMin=9999999999.; rMax=-99999999999.; |
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| 646 | werner | 48 | for (int i=0;i<mGrid->count(); ++i) { |
| 49 | rMin=qMin(rMin, value(i, index)); |
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| 50 | rMax=qMax(rMax, value(i,index));}} |
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| 51 | |||
| 52 | protected: |
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| 53 | const Grid<T> *mGrid; |
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| 54 | }; |
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| 55 | |||
| 56 | #endif // LAYEREDGRID_H |