#pragma once
#include "HTrackerCommon.h"
#include "HTrackerHandleCalculator.h"
#include "HTrackerTransform.h"
#include "HTrackerDrawer.h"

class CSigmaDoc;
class TransformMotiveGraphDrawer;
class ScaleMotionGraphDrawer;
class PanMotionGraphDrawer;

class CHSimpleTracker
{
public:
	enum HTRACKER_STATUS
	{
		HTRACKER_STATUS_HIDE,
		HTRACKER_STATUS_NOT_DRAG, //δÍÏק״̬
		HTRACKER_STATUS_DRAGING   //ÍÏק״̬
	};
public:
	CHSimpleTracker();
	~CHSimpleTracker();
	bool Create(CSigmaDoc * pDoc, CRect boundRect);
	void LButtonDown(int mouseX, int mouseY);
	void MouseMove(CDC * pDC, int mouseX, int mouseY);
	void LButtonUp(int mouseX, int mouseY, CDC * pDC);
	void Draw(CDC * pDC);
	void Reset();
	HTRACKER_HANDLE_KIND HitTest(int mouseX, int mouseY);
	CRect GetBoundRect();
protected:
	void TranslateBoundRect(CRect & boundRectOut);
	HTRACKER_TRANSFORM_KIND JudgeTransformKind(HTRACKER_HANDLE_KIND kind);
	void ChangeGraphDrawer();
	void ChangeHtrackerDrawerState();
private:
	CRect       m_boundRect;
	CSigmaDoc * m_pDoc;
	HTRACKER_STATUS              m_status;
	int                          m_motionCount;
	HTrackerDrawer               m_drawer;
	TransformMotiveGraphDrawer * m_pTMGDrawer;
	ScaleMotionGraphDrawer     * m_pScaleMotionGraphDrawer;
	PanMotionGraphDrawer       * m_pPanMotionGraphDrawer;
	HTRACKER_TRANSFORM_KIND      m_transformKind;
	HTrackerHandleCalculator     m_handleCalctor;
	HTrackerTransform            m_trackerTransform;
};