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51 lines
1.6 KiB
C++
51 lines
1.6 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 cvf::IntArray& categoryValues);
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void setCategories(const cvf::IntArray& categoryValues, const std::vector<cvf::String>& categoryNames);
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void setColors(const cvf::Color3ubArray& colorArray);
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void setInterpolateColors(const cvf::Color3ubArray& colorArray);
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size_t categoryCount() const;
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const cvf::String textForCategoryIndex(size_t index) const;
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virtual cvf::Vec2f mapToTextureCoord(double scalarValue) const;
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virtual bool updateTexture(cvf::TextureImage* image) const;
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virtual cvf::Color3ub mapToColor(double normalizedValue) const;
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virtual void majorTickValues(std::vector<double>* domainValues) const;
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virtual double normalizedValue(double domainValue) const;
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virtual double domainValue(double normalizedValue) const;
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private:
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int categoryIndexForCategory(double domainValue) const;
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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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cvf::IntArray m_categoryValues;
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std::vector<cvf::String> m_categoryNames;
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};
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}
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