#pragma once
#include "preHeader.h"
#include <qgraphicsscene.h>
#include "CameraGripper.h"
#include "CameraItem.h"

const int CAMERA_SCENE_WIDTH = 3840;
const int CAMERA_SCENE_HEIGHT = 2160;

class CameraModifyScene:public QGraphicsScene
{
	Q_OBJECT
public:

	//set a constructor
	CameraModifyScene(QObject* parent = nullptr);

	//set a function to init the connect in scene
	void InitConnect();

	//mouse press event process slots
	void mousePressEvent(QGraphicsSceneMouseEvent* event);
	//mouse release event process slots
	//void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);

	//set a function to add the CameraItem
	void AddCameraItem(CameraItem* pItem);
	//set a function to remove the CameraItem
	void RemoveCameraItem(CameraItem* pItem);

	//set a function to get current selected CameraItem
	CameraItem* GetCurrentSelectedCameraItem();

	//set a function to set the select model
	void SetSelectModel(bool bModel);

	//set a function to Set the Gripper
	void SetGripper(CameraGripper* pGripper);

//set a signal to indicate the CameraItem is delete
signals:
	void CameraItemDelete();
	//set a signal to indicate the CameraItem is selected
	void CameraItemSelected(CameraItem* pItem);
	//set a signal to indicate the CameraItem is unselected
	void CameraItemUnSelected(CameraItem* pItem);
	//set a signal to indicate the CameraItem is modified
	void CameraItemModified();
	

public slots:
	//set a slots to process the CameraItem is delete
	void OnCameraItemDelete(CameraItem* pItem);
	//set a slots to process the CameraItem is selected
	void OnCameraItemSelected(CameraItem* pItem);
	//set a slots to process the CameraItem is unselected
	void OnCameraItemUnSelected(CameraItem* pItem);
	//set a slot to process the Mouse is pressed
	void OnCameraItemMousePressEvent(CameraItem* pItem);
	//set a slot to process the item is modified
	void OnCameraItemModified();
	
private:
	//set a function to judge point is in the Rect or not
	bool IsPointInRect(QPointF Point, QRectF Rect);

	//set a function to rearrange all item in scene 
	void RearrangeAllItem();

private:

	//set a bool to record the select model
	//when the select model is true, the CameraItem is single selected
	//when the select model is false, the CameraItem is multi selected
	bool bSelectModel{true};

	//set  a CameraGribber pointer 
	CameraGripper* pCameraGripper{ nullptr };

};