#ifndef __FTVectoriser__
#define __FTVectoriser__
#include <vector>
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_GLYPH_H
#include "FTGlyph.h"
using namespace std;
class ftPoint
{
public:
ftPoint()
: x(0), y(0), z(0)
{}
ftPoint( const float X, const float Y, const float Z)
: x(X), y(Y), z(Z)
{}
friend bool operator == ( const ftPoint &a, const ftPoint &b)
{
return((a.x == b.x) && (a.y == b.y) && (a.z == b.z));
}
friend bool operator != ( const ftPoint &a, const ftPoint &b)
{
return((a.x != b.x) || (a.y != b.y) || (a.z != b.z));
}
float x, y, z; // FIXME make private
private:
};
class FTContour
{
public:
// methods
FTContour();
~FTContour();
void AddPoint( const float x, const float y);
int size() const { return pointList.size();}
// attributes
vector< ftPoint> pointList;
float ctrlPtArray[4][2];
private:
// methods
// attributes
const unsigned int kMAXPOINTS;
};
class FTVectoriser
{
public:
// methods
FTVectoriser( FT_Glyph glyph);
virtual ~FTVectoriser();
bool Ingest();
void Output( double* d);
int points();
int contours() const { return contourList.size();}
int contourSize( int c) const { return contourList[c]->size();}
int ContourFlag() const { return contourFlag;}
// attributes
private:
// methods
int Conic( const int index, const int first, const int last);
int Cubic( const int index, const int first, const int last);
void deCasteljau( const float t, const int n);
void evaluateCurve( const int n);
// attributes
vector< const FTContour*> contourList;
FTContour* contour;
int contourFlag;
FT_Outline ftOutline;
// Magic numbers -- #define MAX_DEG 4
float bValues[4][4][2]; //3D array storing values of de Casteljau algorithm.
float ctrlPtArray[4][2]; // Magic numbers
const float kBSTEPSIZE;
};
#endif // __FTVectoriser__
