#pragma once
#include <string>
#include <functional>
#include "../Utility/JsonObject.h"
#include "../common_global.h"

using std::string;

typedef std::function<void(void*, uint64_t, uint64_t, void*)> ImageCapturedCallback;

enum COMMON_EXPORT CameraStatus
{
	UnKnown = 0,
	Opened = 1,
	Grabing = 2,
	Closed = 3
};

enum COMMON_EXPORT CameraProperty
{
	Gain = 0, //增益
	GainMin,
	GainMax,

	ExposureTime, //曝光
	ExposureTimeMin,
	ExposureTimeMax,

	Width,
	WidthMin,
	WidthMax,

	Height,
	HeightMax,
	HeightMin,

	OffsetX,
	OffsetXMin,
	OffsetXMax,

	OffsetY,
	OffsetYMin,
	OffsetYMax
};

enum COMMON_EXPORT CameraTriggerMode
{
	On = 0,
	Off = 1
};

struct COMMON_EXPORT CameraDeviceInfo :JsonObject
{
public:
	string Id;
	string Name;
	string SerialNumber;

	CameraDeviceInfo()
	{
		SetProperties();
	}

	CameraDeviceInfo(string id, string name, string serialNumber)
		:CameraDeviceInfo::CameraDeviceInfo()
	{
		Id = id;
		Name = name;
		SerialNumber = serialNumber;
	}

protected:
	virtual void SetProperties()
	{
		SetProperty("Id", JsonType::String, &Id);
		SetProperty("Name", JsonType::String, &Name);
		SetProperty("SerialNumber", JsonType::String, &SerialNumber);
	}
};

class COMMON_EXPORT CaptureEventHandler
{
public:
	virtual void OnImageCaptured(void * data, uint64_t width, uint64_t height) = 0;
};

class COMMON_EXPORT CameraDevice
{
public:
	CameraDevice(const string id, const string sn);
	//CameraDevice(const CameraDevice& device) = delete;
	virtual ~CameraDevice(void);

	virtual string Id() { return id; }
	virtual string SN() { return sn; }

	virtual void OpenCamera() = 0;
	virtual void CloseCamera() = 0;
	virtual void StartGrab() = 0;
	virtual void StopGrab() = 0;
	virtual void GrabOneSnapshot() = 0;
	virtual void SetExposure(double) = 0;
	virtual double GetExposure() = 0;
	virtual CameraTriggerMode GetTriggerMode() = 0;
	virtual void SetTriggerMode(CameraTriggerMode triggerMode) = 0;

	virtual string GetPropertyValue(CameraProperty property) = 0;
	virtual void SetPropertyValue(CameraProperty property, string& value) = 0;

	void RegisterImageCapturedCallback(ImageCapturedCallback callback, void * userParam)
	{
		imgCapturedCallback = callback;
		imgCapturedCallbackUserParam = userParam;
	};

	void UnRegisterImageCapturedCallback()
	{
		imgCapturedCallback = NULL;
		imgCapturedCallbackUserParam = NULL;
	};

	CameraStatus GetStatus() { return status; }

protected:
	CameraStatus status;
	void * imgCapturedCallbackUserParam;
	ImageCapturedCallback imgCapturedCallback;
private:
	string id;
	string sn;//Serial Number;
};