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FTPoint.h

#ifndef     __FTPoint__
#define     __FTPoint__

#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_GLYPH_H

#include "FTGL.h"

/**
 * FTPoint class is a basic 3 dimensional point or vector.
 */
00013 class FTGL_EXPORT FTPoint
{
    public:
        /**
         * Default constructor. Point is set to zero.
         */
00019         FTPoint()
        {
            values[0] = 0;
            values[1] = 0;
            values[2] = 0;
        }
        
        /**
         * Constructor.
         *
         * @param x First component
         * @param y Second component
         * @param z Third component
         */
00033         FTPoint( const FTGL_DOUBLE x, const FTGL_DOUBLE y, const FTGL_DOUBLE z)
        {
            values[0] = x;
            values[1] = y;
            values[2] = z;
        }
        
        /**
         * Constructor. This converts an FT_Vector to an FT_Point
         *
         * @param ft_vector A freetype vector
         */
00045         FTPoint( const FT_Vector& ft_vector)
        {
            values[0] = ft_vector.x;
            values[1] = ft_vector.y;
            values[2] = 0;
        }
        
        /**
         * Operator += In Place Addition.
         *
         * @param point
         * @return this plus point.
         */
00058         FTPoint& operator += ( const FTPoint& point)
        {
            values[0] += point.values[0];
            values[1] += point.values[1];
            values[2] += point.values[2];

            return *this;
        }

        /**
         * Operator +
         *
         * @param point
         * @return this plus point.
         */
00073         FTPoint operator + ( const FTPoint& point)
        {
            FTPoint temp;
            temp.values[0] = values[0] + point.values[0];
            temp.values[1] = values[1] + point.values[1];
            temp.values[2] = values[2] + point.values[2];

            return temp;
        }
        
        
        /**
         * Operator *
         *
         * @param multiplier
         * @return <code>this</code> multiplied by <code>multiplier</code>.
         */
00090         FTPoint operator * ( double multiplier)
        {
            FTPoint temp;
            temp.values[0] = values[0] * multiplier;
            temp.values[1] = values[1] * multiplier;
            temp.values[2] = values[2] * multiplier;

            return temp;
        }
        
        
        /**
         * Operator *
         *
         * @param point
         * @param multiplier
         * @return <code>multiplier</code> multiplied by <code>point</code>.
         */
        friend FTPoint operator*( double multiplier, FTPoint& point);


        /**
         * Operator == Tests for eqaulity
         *
         * @param a
         * @param b
         * @return true if a & b are equal
         */
        friend bool operator == ( const FTPoint &a, const FTPoint &b);

        /**
         * Operator != Tests for non equality
         *
         * @param a
         * @param b
         * @return true if a & b are not equal
         */
        friend bool operator != ( const FTPoint &a, const FTPoint &b);
        
        
        /**
         * Cast to FTGL_DOUBLE*
         */
00133         operator const FTGL_DOUBLE*() const
        {
            return values;
        }
        

        /**
         * Setters
         */
00142         void X( FTGL_DOUBLE x) { values[0] = x;};
        void Y( FTGL_DOUBLE y) { values[1] = y;};
        void Z( FTGL_DOUBLE z) { values[2] = z;};


        /**
         * Getters
         */
00150         FTGL_DOUBLE X() const { return values[0];};
        FTGL_DOUBLE Y() const { return values[1];};
00152         FTGL_DOUBLE Z() const { return values[2];};
        
    private:
        /**
         * The point data
         */
        FTGL_DOUBLE values[3];
};

#endif  //  __FTPoint__


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