Triangulate.h

/*
* Copyright (C) TES Electronic Solutions GmbH,
* All Rights Reserved.
* Contact: info@guiliani.de
*
* This file is part of the Guiliani HMI framework
* for the development of graphical user interfaces on embedded systems.
*/
 
#ifndef __TRIANGULATE_H__
#define __TRIANGULATE_H__
 
#include "eC_Types.h"
#include "eC_Math.h"
 
#include "GUIPoint.h"
 
class Vector2
{
public:
    Vector2() :
        x(eC_FromInt(0)),
        y(eC_FromInt(0))
    {}
 
    Vector2(const eC_Value& vX, const eC_Value& vY) :
        x(vX),
        y(vY)
    {}
 
    Vector2 operator+(Vector2 rightVec) const
    {
        return Vector2(*this) += rightVec;
    }
 
    Vector2 operator-(Vector2 rightVec) const
    {
        return Vector2(*this) -= rightVec;
    }
 
    Vector2 operator*(float scalar) const
    {
        return Vector2(*this) *= scalar;
    }
 
    Vector2 operator/(float scalar) const
    {
        return Vector2(*this) /= scalar;
    }
 
    Vector2& operator+=(Vector2 rightVec)
    {
        x += rightVec.x;
        y += rightVec.y;
        return *this;
    }
 
    Vector2& operator-=(Vector2 rightVec)
    {
        x -= rightVec.x;
        y -= rightVec.y;
        return *this;
    }
 
    Vector2& operator*=(float scalar)
    {
        x = eC_Mul(x, scalar);
        y = eC_Mul(y, scalar);
        return *this;
    }
 
    Vector2& operator/=(float scalar)
    {
        x = eC_Div(x, scalar);
        y = eC_Div(y, scalar);
        return *this;
    }
 
    Vector2& operator=(Vector2 rightVec)
    {
        x = rightVec.x;
        y = rightVec.y;
        return *this;
    }
 
    bool operator==(const Vector2& rightVec) const
    {
        return (x == rightVec.x && y == rightVec.y);
    }
 
    bool operator!=(const Vector2& rightVec) const
    {
        return !operator==(rightVec);
    }
 
    eC_Value x; 
    eC_Value y; 
};
 
class Triangulate
{
public:
    enum WindingOrder
    {
        CW = 1, 
        CCW = 2 
    };
 
public:
    static eC_Bool Run(
        eC_Value* pvPoints,
        const eC_UInt& uiCount,
        const WindingOrder& eOrder,
        eC_UInt** puiTriangleIndices,
        eC_UInt& uiTriCount);
};
 
#endif