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#ifndef TRIANGLE_H_
#define TRIANGLE_H_
#include "Vertex.h"
#include "Line.h"
class Triangle {
private:
Vertex va, vb, vc;
public:
enum Direction {
CW, CCW, UNKNOWN
};
Triangle() {}
Triangle(const Vertex& vertexa, const Vertex& vertexb, const Vertex& vertexc)
: va(vertexa), vb(vertexb), vc(vertexc) {}
Vertex &getVertexA() {return va;}
const Vertex &getVertexA() const {return va;}
void setVertexA(const Vertex &v) {va = v;}
Vertex &getVertexB() {return vb;}
const Vertex &getVertexB() const {return vb;}
void setVertexB(const Vertex &v) {vb = v;}
Vertex &getVertexC() {return vc;}
const Vertex &getVertexC() const {return vc;}
void setVertexC(const Vertex &v) {vc = v;}
Direction getDirection() const;
float area() const;
float perimeter() const;
bool contains(const Vertex &v) const;
bool onEdge(const Vertex &v) const;
int intersectionCount(const Line &l) const;
};
#endif /*TRIANGLE_H_*/
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