DtOsgWidgetLabel.h

Go to the documentation of this file.

/*****************************************************************************
 * Copyright (c) 2023 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvCore/DtWidgetLabel.h>

#include <vrvCore/DtBoundingBox.h>

#include <makArchives/DtAltitudeBasedScaleConfigurationRecord.h>

#include <osg/ref_ptr>
#include <limits>

namespace makVrv
{
   class DtSprite;
   class DtTextProxyInterface;
   class DtOsgTextureWrapper;

   class DT_DLL_VRVOSG DtOsgWidgetLabel : public DtWidgetLabel
   {
   public:

      DtOsgWidgetLabel( DtDe& de, DtUniqueID id );

      virtual ~DtOsgWidgetLabel();

      DtOsgWidgetLabel() = delete;

      DtOsgWidgetLabel(
         const DtOsgWidgetLabel &other) = delete;

      DtOsgWidgetLabel &operator=(
         const DtOsgWidgetLabel &other) = delete;

      DtOsgWidgetLabel(
         const DtOsgWidgetLabel&& other ) = delete;

      DtOsgWidgetLabel& operator=(
         const DtOsgWidgetLabel&& other ) = delete;
   public:

      virtual void setParentId( DtUniqueID id ) override;

      virtual void setOverlay( unsigned int layer ) override;

      virtual unsigned int overlay() const override;

      virtual void setOrderGroup( unsigned int group ) override;

      virtual unsigned int orderGroup() const override;

      virtual void setPosition( float x, float y, float z, float w = 0 ) override;

      virtual void setText( const DtUnicode& string ) override;

      virtual void setFont( const std::string& font, float size) override;

      virtual void setFontScale( float scale ) override;

      virtual float fontScale(double minimumAltitudeForUse = std::numeric_limits<double>::min()) const override;

      virtual void setAltitudeBasedConfigurations(
         const makArchives::DtAltitudeBasedScaleConfigurationRecordCollection& configs) override;

      virtual void clearAltitudeBasedConfigurations() override;

      virtual void setIsForcedAltitudeBasedFontScaleEnabled(bool isEnabled) override;

      virtual void setBaseAltitudeToUseForForcedFontScale(double minimumAltitudeForUse) override;

      virtual void setLodOutAltitude(double lodOutAltitude) override;

      virtual void setIsLodOutAltitudeEnabled(bool isLodOutAltitudeEnabled) override;

      virtual bool isLodOutAltitudeEnabled() const override;

      virtual void setBackgroundImage( const std::string& filename ) override;
      virtual void setBackgroundImage( const std::string& filename,
         float left, float right, float bottom, float top );

      virtual void setTextColor( float r,float g,float b, float a ) override;

      virtual void setColor( float r, float g, float b, float a ) override;

      virtual void setOriginOffset( int xOffset, int yOffset) override;

      virtual void setSize( float w, float h) override;

      virtual void getSize(float& width, float& height) override;

      virtual void setPadding( float paddingX, float paddingY ) override;

      virtual void setModelDefinition( const std::string& str ) override;

      virtual void setTextHorizontalAlignmentPolicy( DtWidgetLabel::TextHorizontalAlignmentPolicy ha ) override;

      virtual void setOriginPlacementPolicy( DtWidgetLabel::OriginPlacementPolicy gcp ) override;

      virtual void setEventsEnabled( bool enabled ) override;

      virtual void setVisible( bool visible ) override;

      virtual void setBoundsLength( int len ) override;

      virtual void setRotation( float angle ) override;

      virtual double getRotation() const override;

      virtual void setIsRotationInScreenSpace(bool isRotationInScreenSpace) override;

      virtual bool isRotationInScreenSpace() const override;

      virtual void setMaximumWorldHeight(double worldHeightInMeters) override;

      virtual double maximumWorldHeight() const override;

      virtual void setMaximumWorldWidth(double worldWidthInMeters) override;

      virtual double maximumWorldWidth() const override;

      virtual void setTextBoundsPolicy(TextBoundsPolicy) override;

   protected:

      virtual void updateBounds( bool calculateText ) ;
      virtual void updateFont();
      virtual void updateEventSignals() override;
   protected:

      DtOsgTextureWrapper* myTexture;
      DtSprite* mySprite;
      DtTextProxyInterface* myText;
      unsigned int myOverlay;
      float myWidth;
      float myHeight;
      int myOriginXOffset;
      int myOriginYOffset;
      float myPaddingX;
      float myPaddingY;
      float myRotation;
      unsigned int myGroup;

      double myMaximumWorldWidth;
      double myMaximumWorldHeight;

      bool myIsRotationInScreenSpace;

      bool myIsLodOutAltitudeEnabled;
      double myLodOutAltitude;

      std::string myFontFile;
      makArchives::DtAltitudeBasedScaleConfigurationRecordCollection myFontScaleFromMinimumAltitudeVector;
      std::vector<DtBoundingBox> myTextBoundsCache;
      std::vector<float> myFontLineHeightCache;
      int myFontSize;
      
      int myBoundsLength;
      OriginPlacementPolicy myOriginPlacementPolicy;
      TextBoundsPolicy myTextBoundsPolicy;
      DtUnicode myString;
   };

}