qgsdxfpallabeling.h

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/***************************************************************************
                         qgsdxfpallabeling.h
                         -------------------
    begin                : January 2014
    copyright            : (C) 2014 by Marco Hugentobler
    email                : marco at sourcepole dot ch
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 QGSDXFPALLABELING_H
#define QGSDXFPALLABELING_H

#include "qgsmaprenderer.h"
#include "qgsrendercontext.h"
#include "qgsvectorlayerlabelprovider.h"
#include "qgsrulebasedlabeling.h"

class QgsDxfExport;
class QgsPalLayerSettings;
class QgsRuleBasedLabeling;


class QgsDxfLabelProvider : public QgsVectorLayerLabelProvider
{
  public:
    explicit QgsDxfLabelProvider( QgsVectorLayer* layer, QgsDxfExport* dxf, const QgsPalLayerSettings *settings );

    void drawLabel( QgsRenderContext& context, pal::LabelPosition* label ) const override;

    void registerDxfFeature( QgsFeature& feature, QgsRenderContext &context, const QString& dxfLayerName );

  protected:
    QgsDxfExport* mDxfExport;
};

class QgsDxfRuleBasedLabelProvider : public QgsRuleBasedLabelProvider
{
  public:
    explicit QgsDxfRuleBasedLabelProvider( const QgsRuleBasedLabeling &rules, QgsVectorLayer* layer, QgsDxfExport* dxf );

    void reinit( QgsVectorLayer* layer );

    void drawLabel( QgsRenderContext &context, pal::LabelPosition *label ) const override;

    void registerDxfFeature( QgsFeature& feature, QgsRenderContext &context, const QString& dxfLayerName );

    virtual QgsVectorLayerLabelProvider *createProvider( QgsVectorLayer *layer, bool withFeatureLoop, const QgsPalLayerSettings *settings ) override;

  protected:
    QgsDxfExport* mDxfExport;
};



#endif // QGSDXFPALLABELING_H