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147 lines
5.1 KiB
Plaintext
147 lines
5.1 KiB
Plaintext
/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/core/diagram/qgsdiagram.h *
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* *
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* Do not edit manually ! Edit header and run scripts/sipify.pl again *
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************************************************************************/
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class QgsDiagram /NoDefaultCtors/
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{
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%Docstring(signature="appended")
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Base class for all diagram types.
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%End
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%TypeHeaderCode
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#include "qgsdiagram.h"
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%End
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public:
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%ConvertToSubClassCode
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if ( sipCpp->diagramName() == QLatin1String( "Pie" ) )
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sipType = sipType_QgsPieDiagram;
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else if ( sipCpp->diagramName() == QLatin1String( "Histogram" ) )
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sipType = sipType_QgsHistogramDiagram;
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else if ( sipCpp->diagramName() == QLatin1String( "Text" ) )
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sipType = sipType_QgsTextDiagram;
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else if ( sipCpp->diagramName() == QLatin1String( "Stacked" ) )
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sipType = sipType_QgsStackedBarDiagram;
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else
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sipType = NULL;
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%End
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virtual ~QgsDiagram();
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virtual QgsDiagram *clone() const = 0 /Factory/;
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%Docstring
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Returns an instance that is equivalent to this one
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%End
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void clearCache();
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QgsExpression *getExpression( const QString &expression, const QgsExpressionContext &context );
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%Docstring
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Returns a prepared expression for the specified context.
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:param expression: expression string
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:param context: expression context
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%End
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virtual void renderDiagram( const QgsFeature &feature, QgsRenderContext &c, const QgsDiagramSettings &s, QPointF position ) = 0;
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%Docstring
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Draws the diagram at the given position (in pixel coordinates)
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%End
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virtual QString diagramName() const = 0;
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%Docstring
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Gets a descriptive name for this diagram type.
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%End
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virtual QSizeF diagramSize( const QgsAttributes &attributes, const QgsRenderContext &c, const QgsDiagramSettings &s ) = 0;
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%Docstring
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Returns the size in map units the diagram will use to render.
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%End
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virtual QSizeF diagramSize( const QgsFeature &feature, const QgsRenderContext &c, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is ) = 0;
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%Docstring
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Returns the size in map units the diagram will use to render. Interpolate size
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%End
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virtual double legendSize( double value, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is ) const = 0;
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%Docstring
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Returns the size of the legend item for the diagram corresponding to a specified value.
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:param value: value to return legend item size for
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:param s: diagram settings
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:param is: interpolation settings
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%End
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protected:
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QgsDiagram();
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%Docstring
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Constructor for QgsDiagram.
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%End
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QgsDiagram( const QgsDiagram &other );
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void setPenWidth( QPen &pen, const QgsDiagramSettings &s, const QgsRenderContext &c );
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%Docstring
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Changes the pen width to match the current settings and rendering context
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:param pen: The pen to modify
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:param s: The settings that specify the pen width
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:param c: The rendering specifying the proper scale units for pixel conversion
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%End
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QSizeF sizePainterUnits( QSizeF size, const QgsDiagramSettings &s, const QgsRenderContext &c );
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%Docstring
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Calculates a size to match the current settings and rendering context
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:param size: The size to convert
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:param s: The settings that specify the size type
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:param c: The rendering specifying the proper scale units for pixel conversion
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:return: The converted size for rendering
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%End
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double sizePainterUnits( double l, const QgsDiagramSettings &s, const QgsRenderContext &c );
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%Docstring
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Calculates a length to match the current settings and rendering context
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:param l: The length to convert
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:param s: Unused
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:param c: The rendering specifying the proper scale units for pixel conversion
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:return: The converted length for rendering
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%End
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QFont scaledFont( const QgsDiagramSettings &s, const QgsRenderContext &c );
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%Docstring
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Calculates a size to match the current settings and rendering context
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:param s: The settings that contain the font size and size type
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:param c: The rendering specifying the proper scale units for pixel conversion
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:return: The properly scaled font for rendering
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%End
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QSizeF sizeForValue( double value, const QgsDiagramSettings &s, const QgsDiagramInterpolationSettings &is ) const;
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%Docstring
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Returns the scaled size of a diagram for a value, respecting the specified diagram interpolation settings.
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:param value: value to calculate corresponding circular size for
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:param s: diagram settings
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:param is: interpolation settings
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%End
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};
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/************************************************************************
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* This file has been generated automatically from *
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* *
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* src/core/diagram/qgsdiagram.h *
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* *
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* Do not edit manually ! Edit header and run scripts/sipify.pl again *
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************************************************************************/
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