//////////////////////////////////////////////////////////////////////////////
//文件: 格式转换类
//主要功能: 
//		读取KML格式
//
//程序编写:		2025-8-21
//
//
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include ".\otherformat.h"
#include ".\EmbellishBaseLib.h"
#include "afxcoll.h"
#include "..\Layer.h"
#include "..\Xy.h"
#include "..\Utils.h"

#include "..\GdbxDefine.h"

namespace NFormatReader
{
class CKMLFile
	: public CEmbellishBaseLib
{

public:
	CKMLFile(void);
	virtual ~CKMLFile(void);

private:
	struct  KMLInfo
	{
		double m_dScaleFactor;			//比例因子,当前图件的比例值，1：m_dScaleFactor

		CString m_kmlXmlns;				//kml版本 目前有2.1 2.2 2.3
		CString m_kmlXmlnsA;			//kml版本 目前有2.2 2.3
		CString m_kmlXmlnsG;			//kml版本 目前有2.2 2.3

		CString m_fileEncCoding;		//文件编码格式（utf-8）
		CRect8 m_modelSpace;
		int m_version;					//读取的版本号
	};


	struct KMLPoint
	{
		double x;		//经度
		double y;		//纬度
		double z;		//高程
	};

	struct PointStyle
	{
		double m_scale;
		COLORREF m_pointColor;
		COLORREF m_lableColor;

		COLORREF m_lineColor;//线段全局样式也可能在这 2.1版本
		COLORREF m_polyColor;

		CString m_id;
		CString m_iconUrl;

		void clear()
		{
			m_scale		 = 0;
			m_pointColor = -1;
			m_lableColor = -1;
			m_lineColor  = -1;
			m_polyColor  = -1;
			m_id		 = "";
			m_iconUrl	 = "";
		}
	};

	struct KMLStyleMap
	{
		CString m_id;
		CString m_pairKey;		//
		CString m_pairStyleUrl; //样式名称 点集使用
		std::unordered_map<std::string, PointStyle> m_pointStyle;
	};

	struct KMLPlacemark
	{
		double m_lineWidth;
		COLORREF m_lineColor;
		COLORREF m_polyColor;

		CString  m_name;
		CString  m_styleUrl;
		std::vector<KMLPoint> m_point;

		void clear()
		{
			m_lineWidth = 0;
			m_name		= "";
			m_lineColor = -1;
			m_polyColor = -1;
			m_point.clear();
		}
	};

	struct KMLDocument
	{
		CString m_layerName;
		KMLStyleMap m_styleInfo;	//每个Document会有一个样式
	};

	KMLInfo m_info;

public:
	int Read(CFile& fr, short ver = -1);	//XML文件读写
	int Read(LPCTSTR lpszPathName, short ver = -1);
	int SetMapUnit(int gm_unit);

protected:
	int ReadData(CFile& fr, short ver = -1);											//XML文件读写(详细字段)
	int ReadKMLInfoHead(CFile& fr, short ver, void* pXmlParse);							//kml的基本信息
	int ReadKMLDocument(CFile& fr, short ver = -1);
	int ReadKMLPlacemark(CFile& fr, const KMLDocument &dInfo, short ver = -1);
	int ReadKMLStyle(CFile& fr, KMLPlacemark &info, short ver = -1);
	int ReadKMLStyle(CFile& fr, PointStyle &pInfo, short ver = -1);
	int ReadKMLLineStyle(CFile& fr, KMLPlacemark &info, short ver = -1);
	int ReadKMLPolyStyle(CFile& fr, KMLPlacemark &info, short ver = -1);
	int ReadKMLIconStyle(CFile& fr, PointStyle &info, short ver = -1);

	int ReadKMLColorStyle(CFile& fr, COLORREF& color, short ver = -1);

	int InitMapInfo();			

	int DrawKMLLine(const KMLPlacemark &pInfo, const KMLDocument &dInfo);				//绘制线段
	int DrawKMLPolygon(const KMLPlacemark &pInfo, const KMLDocument &dInfo);			//绘制多边形
	int DrawKMLPoint(const KMLPlacemark &pInfo, const KMLDocument &dInfo);				//绘制点

private:
	void DeSerialize(CArchive& ar);

	vector<CString> SplitByLine(const CString& input);					//Layers 按照 \r\n 分割字符串为多个部分
	CString ChangeEncoding(const CString &str, const CString &enc, int type = 0); //编码转换
		
	CString Utf8ToGb2312(const CString& utf8Str, int type = 0);			//转码
	wchar_t* ReplaceLineBreaks(wchar_t* pWideChar, int type = 0);		//去除字符中的\\r\\n

	COLORREF KMLColorToCOLORREF(const CString& colorStr);
};
};