kc3-lang/ftgl/include/FTGlyph.h

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• Hash : e8949db4
  Author :
  Date : 2001-08-27T21:29:21
  

  Minor change. Changed arg name in Render()

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• include/FTGlyph.h

• #ifndef		__FTGlyph__
  #define		__FTGlyph__
  
  #include <ft2build.h>
  #include FT_FREETYPE_H
  #include FT_GLYPH_H
  
  //#include "FTGL.h"
  
  /**
   * FTGlyph is the base clas for FTGL glyphs.
   *
   * It provides the interface between Freetype glyphs and their openGL
   * renderable counterparts. This is an abstract class and derived classes
   * must implement the <code>render</code> function. 
   * 
   * @see FTGlyphContainer
   *
   */
  class FTGlyph
  {
  	public:
  		// methods
  
  		/**
  		 * Constructor
  		 *
  		 * @param glyphIndex	The glyph index for this glyph
  		 */
  		FTGlyph( unsigned int glyphIndex);
  
  		/**
  		 * Destructor
  		 */
  		virtual ~FTGlyph();
  
  		/**
  		 * Renders this glyph at the current pen position.
  		 *
  		 * @param pen		The current pen position.
  		 * @return		The advance distance for this glyph.
  		 */
  		virtual float Render( const FT_Vector& pen) = 0;
  
  		/**
  		 * Queries for errors.
  		 *
  		 * @return	The current error code.
  		 */
  		FT_Error Error() const { return err;}
  		
  		// attributes
  
  		/**
  		 * The glyph index
  		 */
  		const unsigned int glyphIndex; // FIXME make this private
  		
  	protected:
  		// methods
  		
  		// attributes
  
  		/**
  		 * The advance distance for this glyph
  		 */
  		float advance;
  
  		/**
  		 * Vector from the pen position to the topleft corner of the glyph
  		 */
  		FT_Vector pos;
  
  		/**
  		 * Temporary holder for the Freetype glyph
  		 */
  		FT_Glyph ftGlyph;
  		
  		/**
  		 * Current error code. Zero means no error.
  		 */
  		FT_Error err;
  		
  	private:
  		// methods
  		
  		// attributes
  		
  };
  
  
  #endif	//	__FTGlyph__
  

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