qgsgoochmaterialsettings.h

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/***************************************************************************
  qgsgoochmaterialsettings.h
  --------------------------------------
  Date                 : July 2020
  Copyright            : (C) 2020 by 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 QGSGOOCHMATERIALSETTINGS_H
#define QGSGOOCHMATERIALSETTINGS_H
 
#include "qgis_core.h"
#include "qgsabstractmaterialsettings.h"
 
#include <QColor>
 
class QgsMaterial;
class QDomElement;

class CORE_EXPORT QgsGoochMaterialSettings : public QgsAbstractMaterialSettings
{
  public:
    QgsGoochMaterialSettings() = default;
 
    QString type() const override;

    static std::unique_ptr<QgsAbstractMaterialSettings> create();

    static bool supportsTechnique( Qgis::MaterialRenderingTechnique technique );
 
    QgsGoochMaterialSettings *clone() const override SIP_FACTORY;
    bool equals( const QgsAbstractMaterialSettings *other ) const override;
    QSet< QgsAbstractMaterialSettings::Property > supportedProperties() const override;

    QColor warm() const { return mWarm; }

    QColor cool() const { return mCool; }

    QColor diffuse() const { return mDiffuse; }
    QColor specular() const { return mSpecular; }
    double shininess() const { return mShininess; }

    double alpha() const { return mAlpha; }

    double beta() const { return mBeta; }

    void setWarm( const QColor &warm ) { mWarm = warm; }

    void setCool( const QColor &cool ) { mCool = cool; }

    void setDiffuse( const QColor &diffuse ) { mDiffuse = diffuse; }
    void setSpecular( const QColor &specular ) { mSpecular = specular; }
    void setShininess( double shininess ) { mShininess = shininess; }

    void setAlpha( double alpha ) { mAlpha = alpha; }

    void setBeta( double beta ) { mBeta = beta; }

    QColor averageColor() const override;

    void setColorsFromBase( const QColor &baseColor, double alpha, double beta );

    void setColorsFromBase( const QColor &baseColor ) override;
 
    void readXml( const QDomElement &elem, const QgsReadWriteContext &context ) override;
    void writeXml( QDomElement &elem, const QgsReadWriteContext &context ) const override;
 
    bool operator==( const QgsGoochMaterialSettings &other ) const
    {
      return mDiffuse == other.mDiffuse
             && mSpecular == other.mSpecular
             && mWarm == other.mWarm
             && mCool == other.mCool
             && qgsDoubleNear( mShininess, other.mShininess )
             && qgsDoubleNear( mAlpha, other.mAlpha )
             && qgsDoubleNear( mBeta, other.mBeta )
             && dataDefinedProperties() == other.dataDefinedProperties();
    }
 
  private:
    QColor mDiffuse { QColor::fromRgbF( 0.7f, 0.7f, 0.7f, 1.0f ) };
    QColor mSpecular { QColor::fromRgbF( 1.0f, 1.0f, 1.0f, 1.0f ) };
    QColor mWarm { QColor( 107, 0, 107 ) };
    QColor mCool { QColor( 255, 130, 0 ) };
    double mShininess = 100.0;
    double mAlpha = 0.25;
    double mBeta = 0.5;
};
 
 
#endif // QGSGOOCHMATERIALSETTINGS_H