#ifndef PAPEREDITHANDLE_H
#define PAPEREDITHANDLE_H

#include <QWidget>
#include "ui_paperedithandle.h"
#include <QStack>
#include <map>
#include "../SmartEvaluationLogic/ScanDll.h"

class CPaperEditHandle : public QWidget
{
	Q_OBJECT

public:
	CPaperEditHandle(QWidget *parent = 0);
	~CPaperEditHandle();

	enum MouseStatus
	{
		Mouse_Normal,
		Mouse_Drag,
		Mouse_Pen,
		Mouse_Line,
		Mouse_Eraser,
		Mouse_Cut,
		Mouse_Cuting,
		Mouse_Locate,
	};

	void setCurrentBatch(batch_info*  batchInfo, vector<paper_info>* papers);
	void GetCurrentPaper(paper_info& paperInfo);

private slots:
	void slot_onButtonClick();

private:
	virtual void resizeEvent(QResizeEvent* event);
	virtual void mouseMoveEvent(QMouseEvent* event);
	virtual void mousePressEvent(QMouseEvent* event);
	virtual void mouseReleaseEvent(QMouseEvent* event);
	virtual void paintEvent(QPaintEvent *);
	virtual void wheelEvent(QWheelEvent *event);

	void ClickDrag();
	void ClickRoomin();
	void ClickRoomout();
	void ClickRotate90();
	void ClickRotateN90();
	void ClickLocate(QObject* sender);
	void ClickEraser(QObject* sender);
	void ClickSwitchPage();
	void ClickUndo();
	void ClickRestore();

	QPoint PointSwitchToImg(QPoint sPoint);
	QRect RectSwitchImg(QRect sRect);
	void SaveTempImg();
	void CalcRoom();

private:
	Ui::CPaperEditHandle ui;
	QPoint		m_offset;
	float		m_room;
	QImage		m_bgimage;
	//QStack<QImage> m_stackImage;
	MouseStatus m_mousestatus;
	map<int, QStack<string>> m_mapStackPage;
	int m_nCurrentPage;  // 当前一张试卷中的第几页

	int m_eraserW;
	int m_eraserH;

	int m_locateW;
	int m_locateH;

	bool m_bpressed;
	QPoint m_startPoint;
	QPoint m_endPoint;

	batch_info*  m_pBatchInfo;
	vector<paper_info>*  m_pPapers;
	int  m_nCurrentPaper; // 当前第几张试卷

	bool  m_bLocateChecked;  // 定位点选中
	bool  m_bEraserChecked;  // 橡皮擦 
	map<QObject *, QPoint> m_locatePointMap;
};

#endif // PAPEREDITHANDLE_H