/usr/include/qgis/qgsvectorlayerrenderer.h is in libqgis-dev 2.8.6+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
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qgsvectorlayerrenderer.h
--------------------------------------
Date : December 2013
Copyright : (C) 2013 by Martin Dobias
Email : wonder dot sk at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef QGSVECTORLAYERRENDERER_H
#define QGSVECTORLAYERRENDERER_H
class QgsFeatureRendererV2;
class QgsRenderContext;
class QgsVectorLayer;
class QgsVectorLayerFeatureSource;
class QgsDiagramRendererV2;
class QgsDiagramLayerSettings;
class QgsGeometryCache;
class QgsFeatureIterator;
class QgsSingleSymbolRendererV2;
#include <QList>
#include <QPainter>
typedef QList<int> QgsAttributeList;
#include "qgis.h"
#include "qgsfield.h" // QgsFields
#include "qgsfeature.h" // QgsFeatureIds
#include "qgsfeatureiterator.h"
#include "qgsvectorsimplifymethod.h"
#include "qgsmaplayerrenderer.h"
/**
* Implementation of threaded rendering for vector layers.
*
* @note added in 2.4
*/
class QgsVectorLayerRenderer : public QgsMapLayerRenderer
{
public:
QgsVectorLayerRenderer( QgsVectorLayer* layer, QgsRenderContext& context );
~QgsVectorLayerRenderer();
virtual bool render() override;
//! where to save the cached geometries
//! @note The way how geometries are cached is really suboptimal - this method may be removed in future releases
void setGeometryCachePointer( QgsGeometryCache* cache );
private:
/**Registers label and diagram layer
@param layer diagram layer
@param attributeNames attributes needed for labeling and diagrams will be added to the list
*/
void prepareLabeling( QgsVectorLayer* layer, QStringList& attributeNames );
void prepareDiagrams( QgsVectorLayer* layer, QStringList& attributeNames );
/** Draw layer with renderer V2. QgsFeatureRenderer::startRender() needs to be called before using this method
*/
void drawRendererV2( QgsFeatureIterator& fit );
/** Draw layer with renderer V2 using symbol levels. QgsFeatureRenderer::startRender() needs to be called before using this method
*/
void drawRendererV2Levels( QgsFeatureIterator& fit );
/** Stop version 2 renderer and selected renderer (if required) */
void stopRendererV2( QgsSingleSymbolRendererV2* selRenderer );
protected:
QgsRenderContext& mContext;
QgsFields mFields; // TODO: use fields from mSource
QgsFeatureIds mSelectedFeatureIds;
QgsVectorLayerFeatureSource* mSource;
QgsFeatureRendererV2 *mRendererV2;
QgsGeometryCache* mCache;
bool mDrawVertexMarkers;
bool mVertexMarkerOnlyForSelection;
int mVertexMarkerStyle, mVertexMarkerSize;
QGis::GeometryType mGeometryType;
QStringList mAttrNames;
bool mLabeling;
bool mDiagrams;
int mLayerTransparency;
QPainter::CompositionMode mFeatureBlendMode;
QgsVectorSimplifyMethod mSimplifyMethod;
bool mSimplifyGeometry;
};
#endif // QGSVECTORLAYERRENDERER_H
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