qgstextrenderer_p.h

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/***************************************************************************
  qgstextrenderer.h
  -----------------
   begin                : September 2015
   copyright            : (C) Nyall Dawson
   email                : nyall dot dawson 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 QGSTEXTRENDERER_PRIVATE_H
#define QGSTEXTRENDERER_PRIVATE_H
 
#define SIP_NO_FILE
 
#include "qgis_core.h"
#include "qgstextshadowsettings.h"
#include "qgstextbackgroundsettings.h"
#include "qgsmapunitscale.h"
#include "qgis.h"
#include "qgspainteffect.h"
#include "qgssymbollayerreference.h"
#include "qgsstringutils.h"
#include "qgsmarkersymbol.h"
#include "qgsfillsymbol.h"
#include "qgspropertycollection.h"
 
#include <QSharedData>
#include <QPainter>
 
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the QGIS API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
 
 
class QgsTextBufferSettingsPrivate : public QSharedData
{
  public:
 
    QgsTextBufferSettingsPrivate()
      : color( Qt::white )
    {
    }
 
    QgsTextBufferSettingsPrivate( const QgsTextBufferSettingsPrivate &other )
      : QSharedData( other )
      , enabled( other.enabled )
      , size( other.size )
      , sizeUnit( other.sizeUnit )
      , sizeMapUnitScale( other.sizeMapUnitScale )
      , color( other.color )
      , opacity( other.opacity )
      , fillBufferInterior( other.fillBufferInterior )
      , joinStyle( other.joinStyle )
      , blendMode( other.blendMode )
      , paintEffect( other.paintEffect ? other.paintEffect->clone() : nullptr )
    {
    }
 
    bool enabled = false;
    double size = 1;
    Qgis::RenderUnit sizeUnit = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale sizeMapUnitScale;
    QColor color;
    double opacity = 1.0;
    bool fillBufferInterior = false;
    Qt::PenJoinStyle joinStyle = Qt::RoundJoin;
    QPainter::CompositionMode blendMode = QPainter::CompositionMode_SourceOver;
    std::unique_ptr< QgsPaintEffect > paintEffect;
 
  private:
    QgsTextBufferSettingsPrivate &operator=( const QgsTextBufferSettingsPrivate & ) = delete;
};
 
 
class QgsTextBackgroundSettingsPrivate : public QSharedData
{
  public:
 
    QgsTextBackgroundSettingsPrivate()
      : size( QSizeF( 0.0, 0.0 ) )
      , offset( QPointF( 0.0, 0.0 ) )
      , radii( QSizeF( 0.0, 0.0 ) )
      , fillColor( Qt::white )
      , strokeColor( Qt::darkGray )
    {
    }
 
    QgsTextBackgroundSettingsPrivate( const QgsTextBackgroundSettingsPrivate &other )
      : QSharedData( other )
      , enabled( other.enabled )
      , type( other.type )
      , svgFile( other.svgFile )
      , sizeType( other.sizeType )
      , size( other.size )
      , sizeUnits( other.sizeUnits )
      , sizeMapUnitScale( other.sizeMapUnitScale )
      , rotationType( other.rotationType )
      , rotation( other.rotation )
      , offset( other.offset )
      , offsetUnits( other.offsetUnits )
      , offsetMapUnitScale( other.offsetMapUnitScale )
      , radii( other.radii )
      , radiiUnits( other.radiiUnits )
      , radiiMapUnitScale( other.radiiMapUnitScale )
      , blendMode( other.blendMode )
      , fillColor( other.fillColor )
      , strokeColor( other.strokeColor )
      , opacity( other.opacity )
      , strokeWidth( other.strokeWidth )
      , strokeWidthUnits( other.strokeWidthUnits )
      , strokeWidthMapUnitScale( other.strokeWidthMapUnitScale )
      , joinStyle( other.joinStyle )
      , paintEffect( other.paintEffect ? other.paintEffect->clone() : nullptr )
      , markerSymbol( other.markerSymbol ? other.markerSymbol->clone() : nullptr )
      , fillSymbol( other.fillSymbol ? other.fillSymbol->clone() : nullptr )
    {
    }
 
    bool enabled = false;
    QgsTextBackgroundSettings::ShapeType type = QgsTextBackgroundSettings::ShapeRectangle;
    QString svgFile;   
    QgsTextBackgroundSettings::SizeType sizeType = QgsTextBackgroundSettings::SizeBuffer;
    QSizeF size;
    Qgis::RenderUnit sizeUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale sizeMapUnitScale;
    QgsTextBackgroundSettings::RotationType rotationType = QgsTextBackgroundSettings::RotationSync;
    double rotation = 0.0;
    QPointF offset;
    Qgis::RenderUnit offsetUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale offsetMapUnitScale;
    QSizeF radii;
    Qgis::RenderUnit radiiUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale radiiMapUnitScale;
    QPainter::CompositionMode blendMode = QPainter::CompositionMode_SourceOver;
    QColor fillColor;
    QColor strokeColor;
    double opacity = 1.0;
    double strokeWidth = 0.0;
    Qgis::RenderUnit strokeWidthUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale strokeWidthMapUnitScale;
    Qt::PenJoinStyle joinStyle = Qt::BevelJoin;
    std::unique_ptr< QgsPaintEffect > paintEffect;
    std::unique_ptr< QgsMarkerSymbol > markerSymbol;
    std::unique_ptr< QgsFillSymbol > fillSymbol;
 
  private:
    QgsTextBackgroundSettingsPrivate &operator=( const QgsTextBackgroundSettingsPrivate & ) = delete;
};
 
 
 
class QgsTextShadowSettingsPrivate : public QSharedData
{
  public:
 
    QgsTextShadowSettingsPrivate()
      : color( QColor( 0, 0, 0 ) )
    {
 
    }
 
    QgsTextShadowSettingsPrivate( const QgsTextShadowSettingsPrivate &other )
      : QSharedData( other )
      , enabled( other.enabled )
      , shadowUnder( other.shadowUnder )
      , offsetAngle( other.offsetAngle )
      , offsetDist( other.offsetDist )
      , offsetUnits( other.offsetUnits )
      , offsetMapUnitScale( other.offsetMapUnitScale )
      , offsetGlobal( other.offsetGlobal )
      , radius( other.radius )
      , radiusUnits( other.radiusUnits )
      , radiusMapUnitScale( other.radiusMapUnitScale )
      , radiusAlphaOnly( other.radiusAlphaOnly )
      , scale( other.scale )
      , color( other.color )
      , opacity( other.opacity )
      , blendMode( other.blendMode )
    {
    }
 
    bool enabled = false;
    QgsTextShadowSettings::ShadowPlacement shadowUnder = QgsTextShadowSettings::ShadowLowest;
    int offsetAngle = 135;
    double offsetDist = 1.0;
    Qgis::RenderUnit offsetUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale offsetMapUnitScale;
    bool offsetGlobal = true;
    double radius = 1.5;
    Qgis::RenderUnit radiusUnits = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale radiusMapUnitScale;
    bool radiusAlphaOnly = false;
    int scale = 100;
    QColor color;
    double opacity = 0.7;
    QPainter::CompositionMode blendMode = QPainter::CompositionMode_Multiply;
 
  private:
    QgsTextShadowSettingsPrivate &operator=( const QgsTextShadowSettingsPrivate & ) = delete;
};
 
 
class QgsTextMaskSettingsPrivate : public QSharedData
{
  public:
 
    QgsTextMaskSettingsPrivate()
    {
 
    }
 
    QgsTextMaskSettingsPrivate( const QgsTextMaskSettingsPrivate &other )
      : QSharedData( other )
      , enabled( other.enabled )
      , type( other.type )
      , size( other.size )
      , sizeUnit( other.sizeUnit )
      , sizeMapUnitScale( other.sizeMapUnitScale )
      , joinStyle( other.joinStyle )
      , opacity( other.opacity )
      , paintEffect( other.paintEffect ? other.paintEffect->clone() : nullptr )
      , maskedSymbolLayers( other.maskedSymbolLayers )
    {
    }
 
    bool enabled = false;
    QgsTextMaskSettings::MaskType type = QgsTextMaskSettings::MaskBuffer;
    double size = 1.5;
    Qgis::RenderUnit sizeUnit = Qgis::RenderUnit::Millimeters;
    QgsMapUnitScale sizeMapUnitScale;
    Qt::PenJoinStyle joinStyle = Qt::RoundJoin;
    double opacity = 1.0;
    std::unique_ptr< QgsPaintEffect > paintEffect;
    QgsSymbolLayerReferenceList maskedSymbolLayers;
 
  private:
    QgsTextMaskSettingsPrivate &operator=( const QgsTextMaskSettingsPrivate & ) = delete;
};
 
 
class QgsTextSettingsPrivate : public QSharedData
{
  public:
 
    QgsTextSettingsPrivate()
      : textColor( Qt::black )
    {
    }
 
    QgsTextSettingsPrivate( const QgsTextSettingsPrivate &other )
      : QSharedData( other )
      , isValid( other.isValid )
      , originalFontFamily( other.originalFontFamily )
      , textFont( other.textFont )
      , families( other.families )
      , textNamedStyle( other.textNamedStyle )
      , forcedBold( other.forcedBold )
      , forcedItalic( other.forcedItalic )
      , fontSizeUnits( other.fontSizeUnits )
      , fontSizeMapUnitScale( other.fontSizeMapUnitScale )
      , fontSize( other.fontSize )
      , textColor( other.textColor )
      , opacity( other.opacity )
      , blendMode( other.blendMode )
      , multilineHeight( other.multilineHeight )
      , multilineHeightUnits( other.multilineHeightUnits )
      , orientation( other.orientation )
      , previewBackgroundColor( other.previewBackgroundColor )
      , allowHtmlFormatting( other.allowHtmlFormatting )
      , capitalization( other.capitalization )
      , tabStopDistance( other.tabStopDistance )
      , tabPositions( other.tabPositions )
      , tabStopDistanceUnits( other.tabStopDistanceUnits )
      , tabStopDistanceMapUnitScale( other.tabStopDistanceMapUnitScale )
      , mDataDefinedProperties( other.mDataDefinedProperties )
    {
    }
 
    bool isValid = false;
 
    QString originalFontFamily;
    QFont textFont;
    QStringList families;
    QString textNamedStyle;
    bool forcedBold = false;
    bool forcedItalic = false;
    Qgis::RenderUnit fontSizeUnits = Qgis::RenderUnit::Points;
    QgsMapUnitScale fontSizeMapUnitScale;
    double fontSize = 10 ; //may differ from size in textFont due to units (e.g., size in map units)
    QColor textColor;
    double opacity = 1.0;
    QPainter::CompositionMode blendMode = QPainter::CompositionMode_SourceOver;
    double multilineHeight = 1.0;
    Qgis::RenderUnit multilineHeightUnits = Qgis::RenderUnit::Percentage;
    Qgis::TextOrientation orientation = Qgis::TextOrientation::Horizontal;
    QColor previewBackgroundColor = Qt::white;
    bool allowHtmlFormatting = false;
    Qgis::Capitalization capitalization = Qgis::Capitalization::MixedCase;
 
    double tabStopDistance = 6.0;
    QList< QgsTextFormat::Tab > tabPositions;
    Qgis::RenderUnit tabStopDistanceUnits = Qgis::RenderUnit::Percentage;
    QgsMapUnitScale tabStopDistanceMapUnitScale;
 
    QgsPropertyCollection mDataDefinedProperties;
 
  private:
    QgsTextSettingsPrivate &operator=( const QgsTextSettingsPrivate & ) = delete;
};
 
 
#endif // QGSTEXTRENDERER_PRIVATE_H