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40 lines
1.3 KiB
Plaintext
40 lines
1.3 KiB
Plaintext
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/**
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* @brief The QgsLegendRenderer class handles automatic layout and rendering of legend.
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* The content is given by QgsLayerTreeModel instance. Various layout properties can be configured
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* within QgsLegendRenderer.
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*
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* All spacing and sizes are in millimeters.
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*
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* @note added in 2.6
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*/
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class QgsLegendRenderer
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{
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%TypeHeaderCode
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#include <qgslegendrenderer.h>
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%End
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public:
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/** Construct legend renderer. The ownership of legend model does not change */
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QgsLegendRenderer( QgsLayerTreeModel* legendModel, const QgsLegendSettings& settings );
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/** Run the layout algorithm and determine the size required for legend */
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QSizeF minimumSize();
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/** Set the preferred resulting legend size. */
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void setLegendSize( QSizeF s );
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/** Find out preferred legend size set by the client. If null, the legend will be drawn with the minimum size */
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QSizeF legendSize() const;
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/** Draw the legend with given painter. It will occupy the area reported in legendSize().
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* Painter should be scaled beforehand so that units correspond to millimeters.
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*/
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void drawLegend( QPainter* painter );
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static void setNodeLegendStyle( QgsLayerTreeNode* node, QgsComposerLegendStyle::Style style );
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static QgsComposerLegendStyle::Style nodeLegendStyle( QgsLayerTreeNode* node, QgsLayerTreeModel* model );
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};
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