#pragma once

#include <QObject>
#include <QGraphicsRectItem>
#include <QGraphicsSceneMouseEvent>
#include <QBrush>
#include <QDebug>
#include <QPen>
#include <QPainter>
#include <cmath>
#include "global.h"
#include "GlobalDefine.h"
class MyDrawRectItem : public QObject, public QGraphicsRectItem
{
	Q_OBJECT
public:
	enum TransformType {
		NONE,
		MOVE,
		ROTATE,
		SCALE
	};

public:
	MyDrawRectItem(qreal x, qreal y, qreal width, qreal height, QGraphicsItem *parent = nullptr)
		: QGraphicsRectItem(x, y, width, height, parent) {
	}
	~MyDrawRectItem();
	int Id() const { return m_id; }
	void Id(int val) { m_id = val; }
	double RectX() const { return m_rectX; }
	void RectX(double val) { m_rectX = val; }
	double RectY() const { return m_rectY; }
	void RectY(double val) { m_rectY = val; }
	double Width() const { return m_width; }
	void Width(double val) { m_width = val; }
	double Height() const { return m_height; }
	void Height(double val) { m_height = val; }

private:
	void CountPerVertexCoord(double xCoord, double yCoord, int pointPos); //pointPos:0:左下，1，右上，2：右下
	void CountRectVertexCoord();
public:
	void SetDrawRectAttr(double x1, double y1, double width, double height);
	void SetActualDieCoordAndUpdate(double x1, double y1, double width, double height, double angle);

protected:
	void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
	void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
	void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
	void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;

signals:
	void signal_select(int id);
private:
	//矩形属性：
	double m_rectX;
	double m_rectY;
	double m_width;
	double m_height;
	double m_rotateAngle = 0;
	double m_leftDownX;
	double m_leftDownY;
	double m_rightTopX;
	double m_rightTopY;
	double m_rightDownX;
	double m_rightDownY;

	QLineF m_levelLine;

	int m_id;

	bool m_isMoustLeftPress = false;
	TransformType m_translteType;
	QPointF m_mousePressDownPos; //鼠标按下时在场景中的位置

	double m_backupWidth = 0.0;
	double m_backupHeight = 0.0;
	double m_initScale = 1.0;
	double m_nowScale = 0;
};