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41 lines
1.3 KiB
Plaintext
41 lines
1.3 KiB
Plaintext
class QgsSingleBandGrayRenderer: QgsRasterRenderer
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{
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%TypeHeaderCode
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#include "qgssinglebandgrayrenderer.h"
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%End
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public:
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enum Gradient
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{
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BlackToWhite,
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WhiteToBlack
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};
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QgsSingleBandGrayRenderer( QgsRasterDataProvider* provider, int grayBand );
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~QgsSingleBandGrayRenderer();
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virtual QgsSingleBandGrayRenderer * clone() const /Factory/;
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static QgsRasterRenderer* create( const QDomElement& elem, QgsRasterDataProvider* provider ) /Factory/;
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QgsRasterBlock *block( int bandNo, const QgsRectangle & extent, int width, int height, QgsRasterBlockFeedback* feedback = nullptr ) / Factory /;
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int grayBand() const;
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void setGrayBand( int band );
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const QgsContrastEnhancement* contrastEnhancement() const;
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/** Takes ownership*/
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void setContrastEnhancement( QgsContrastEnhancement* ce /Transfer/ );
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void setGradient( Gradient gradient );
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Gradient gradient() const;
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void writeXml( QDomDocument& doc, QDomElement& parentElem ) const;
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void legendSymbologyItems( QList< QPair< QString, QColor > >& symbolItems /Out/ ) const;
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QList<int> usesBands() const;
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private:
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QgsSingleBandGrayRenderer( const QgsSingleBandGrayRenderer& );
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const QgsSingleBandGrayRenderer& operator=( const QgsSingleBandGrayRenderer& );
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};
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