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47b93dc0d1
* First PDF creation support * Reimplement info box * Set title and make overlay frame margins more unified * Remove a style sheet that was never meant to be applied to Project Tree * Update RiuDraggableOverlayFrame when changing content * Default page layout in Preferences * undo removal of elision * Remove friend class assignment in cafCategoryMapper * the required methods have been made public * Fix up after review * Remove spurious const on by-value return * Fix compile errors on Linux * Fix size adjustment of legends with plot resizing
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
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#pragma once
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#include "cvfBase.h"
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#include "cvfObject.h"
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#include "cvfScalarMapper.h"
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#include "cvfString.h"
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namespace caf {
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//==================================================================================================
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//
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//
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//==================================================================================================
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class CategoryMapper : public cvf::ScalarMapper
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{
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public:
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CategoryMapper();
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void setCategories(const std::vector<int>& categoryValues);
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void setCategoriesWithNames(const std::vector<int>& categoryValues, const std::vector<cvf::String>& categoryNames);
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// Colors in color array are cycled, if category count is larger than color count, colors are reused
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void setCycleColors(const cvf::Color3ubArray& colorArray);
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// Colors are interpolated to make sure all categories get a unique color
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void setInterpolateColors(const cvf::Color3ubArray& colorArray);
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// Overrides used from legend
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cvf::Vec2f mapToTextureCoord(double scalarValue) const override;
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bool updateTexture(cvf::TextureImage* image) const override;
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cvf::Color3ub mapToColor(double normalizedValue) const override;
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void majorTickValues(std::vector<double>* domainValues) const override;
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double normalizedValue(double domainValue) const override;
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double domainValue(double normalizedValue) const override;
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size_t categoryCount() const;
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const cvf::String textForCategoryIndex(size_t index) const;
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int categoryIndexForCategory(double domainValue) const;
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private:
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void recomputeMaxTexCoord();
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private:
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cvf::Color3ubArray m_colors;
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cvf::uint m_textureSize; // The size of texture that updateTexture() is will produce.
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double m_maxTexCoord; // The largest allowable s texture coordinate, scalar values >= m_rangeMax will get mapped to this coordinate
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std::vector<int> m_categoryValues;
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std::vector<cvf::String> m_categoryNames;
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};
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}
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