rangeLineVisualizer.h

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/*********************************************************************
** Copyright (c) 2013 MaK Technologies, Inc.
** All rights reserved.
*********************************************************************/


#pragma once

#include <vrfGuiCore/vrfGuiCore.h>
#include <vrvCore/DtStateVisualizer.h>
#include <vrvCore/DtSceneObjectAgent.hpp>

namespace makVrv
{
   class DtModelAgent;
   class DtProjectedWidgetModelAgent;
   class DtWidgetLabelAgent;
}

class DtAttachableRangeLineTextUpdaterAgent;

class DtRangeLineTextVisualizer : public makVrv::DtStateVisualizer
{
public:
   DtRangeLineTextVisualizer(makVrv::DtBaseConnection& simulation, 
      makVrv::DtStateListener& listener, makVrv::DtSceneObjectAgent*, makVrv::DtModelSetId modelSet);

   virtual ~DtRangeLineTextVisualizer();

   virtual const makVrv::DtStateVisualizer::TypeInfo& typeInfo() const;

   static const makVrv::DtStateVisualizer::TypeInfo& theTypeInfo();

   static const makVrv::DtVisualizerSchema& theRangeLineTextSchema();

protected:
   virtual void createModelAgents();

   virtual void destroyModelAgents();

   virtual void setVisualizerDefinition(const makVrv::DtVisualizerDefinition& visDef);

   virtual void setModelDefinitionForAgents();

   // 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;

   // Set / Get whether or not to compute range to next point
   virtual void setComputeToNextPoint( bool ) ;
   virtual bool computeToNextPoint() const;

protected:
   makVrv::DtProjectedWidgetModelAgent* myRangeLineTextModelAgent;
   makVrv::DtWidgetLabelAgent* myRangeLineTextWidgetAgent;
   DtAttachableRangeLineTextUpdaterAgent* myRangeLineTextUpdaterAgent;
   makVrv::DtSceneObjectAgent* myRangeLineTextObjectAgent;

   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 30, -30
   bool myComputeToNextPoint;
};

typedef makVrv::DtStateVisualizerCreatorTemplate<DtRangeLineTextVisualizer>
   DtRangeLineTextVisualizerCreator;