DtHATLineVisualizer.h

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/*****************************************************************************
 * Copyright (c) 2015 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvCore/DtStateVisualizer.h>

namespace makVrv
{

   class Dt3DSegmentedLineModelAgent;
   class DtWidgetLabelAgent;
   class DtSceneObjectAgent;
   class DtAttachableHatUpdaterAgent;
   class DtProjectedWidgetModelAgent;
   class DtAttachableHatTextUpdaterAgent;

   class DT_DLL_VRVCORE DtHATLineVisualizer : public DtStateVisualizer
   {
   public:

      DtHATLineVisualizer( DtBaseConnection& simulation,
         DtStateListener& listener, int modelSet );

      virtual ~DtHATLineVisualizer();

      virtual void setHatLineVisible( bool );

      virtual void setUniqueID( DtUniqueID );

      // Set / Get the text color.  Can use 0.0-1.0 or 0-255
      virtual void setTextColor(float r, float g, float b, float a);
      virtual void getTextColor(float& r, float& g, float& b, float& a) const;

      // Set / Get the size of the box the text is positioned in, in pixels.
      virtual void setTextBoxSize( unsigned int textWidth, unsigned int textHeight );
      virtual void getTextBoxSize( unsigned int& textWidth, unsigned int& textHeight ) const;

      // Set / Get a pixel offset from the top of the line for the text box.
      virtual void setOriginOffset( int offsetX, int offsetY );
      virtual void getOriginOffset( int& offsetX, int& offsetY ) const;


      // Set / Get the horizontal alignment of the text within the text box. 
      // Values come from DtWidgetLabel
      virtual void setHorizontalAlignment (unsigned int horizontalAlignment );
      virtual unsigned int horizontalAlignment() const;

      // Set / Get the name of the font to use for the height text.
      virtual void setTextFont( std::string textFont) ;
      virtual std::string textFont() const;
      
      // Set / Get the point size of the font used for height text
      virtual void setTextFontSize( unsigned int textFontSize );
      virtual unsigned int textFontSize() const;


      virtual void setHatLinePeriod( unsigned int frames );
      virtual unsigned int hatLinePeriod() const;

   protected:

      virtual void createModelAgents();

      virtual void destroyModelAgents();

      virtual void setModelDefinitionForAgents();

      virtual void setVisualizerDefinition(const DtVisualizerDefinition& visDef);

   protected:

      Dt3DSegmentedLineModelAgent* myHatLineAgent;
      DtSceneObjectAgent* myHatLineObjectAgent;
      DtAttachableHatUpdaterAgent* myHatLineUpdaterAgent;

      DtSceneObjectAgent* myHatTextObjectAgent;
      DtProjectedWidgetModelAgent* myHatTextModelAgent;
      DtWidgetLabelAgent* myHatTextWidgetAgent;
      DtAttachableHatTextUpdaterAgent* myHatTextUpdaterAgent;

      bool myHatLineVisible;
      bool myUseHighestTerrainLod;
      double myTextPosition; // proportion, 0. to 1., 0. at top
      unsigned int myTextBoxSize[2]; // default is 150 x 25 pixels
      unsigned int myTextHorizontalAlignment; // default is center
      std::string myTextFont; // default is "FreeMono.otf"
      unsigned int myTextFontSize; // default is 14
      float myTextColor[4]; // default is 1., 1., 0., 1.
      int myOriginOffset[2]; // default is 0, -30
      unsigned int myHatLinePeriod;
      
   };

}