// designsurveylinedlg.cpp : 实现文件
//

#include "stdafx.h"
#include "designsurveylinedlg.h"
#include "afxdialogex.h"


// DesignSurveyLineDlg 对话框

IMPLEMENT_DYNAMIC(DesignSurveyLineDlg, CBCGPDialog)

DesignSurveyLineDlg::DesignSurveyLineDlg(CWnd* pParent /*=NULL*/)
	: CBCGPDialog(DesignSurveyLineDlg::IDD, pParent)
{
	EnableVisualManagerStyle(TRUE, TRUE);

	bDrawRegion = false;
}

DesignSurveyLineDlg::~DesignSurveyLineDlg()
{
}

void DesignSurveyLineDlg::DoDataExchange(CDataExchange* pDX)
{
	CBCGPDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_BTN_SAVEREGION, m_btnSaveRegion);
}


BEGIN_MESSAGE_MAP(DesignSurveyLineDlg, CBCGPDialog)
	ON_BN_CLICKED(IDC_BTN_INPUTREGION, &DesignSurveyLineDlg::OnBnClickedBtnInputregion)
	ON_BN_CLICKED(IDC_BTN_DRAWREGION, &DesignSurveyLineDlg::OnBnClickedBtnDrawregion)
	ON_BN_CLICKED(IDC_BTN_SAVEREGION, &DesignSurveyLineDlg::OnBnClickedBtnSaveregion)
	ON_BN_CLICKED(IDC_BTN_BINDLINE, &DesignSurveyLineDlg::OnBnClickedBtnBindline)
	ON_BN_CLICKED(IDC_BTN_CALCULATELINE, &DesignSurveyLineDlg::OnBnClickedBtnCalculateline)
	ON_WM_CLOSE()
END_MESSAGE_MAP()

BOOL DesignSurveyLineDlg::OnInitDialog()
{
	CBCGPDialog::OnInitDialog();
	CenterWindow();
	GetDlgItem( IDC_BTN_CALCULATELINE )->EnableWindow( false );
	
	return TRUE;
}

//提取没有后缀名的文件名
CString DesignSurveyLineDlg::extractFileName(CString fileName)
{
	// 查找最后一个点的位置
	int dotIndex = fileName.ReverseFind(_T('.'));

	// 如果找到了点，并且点不是第一个字符
	if (dotIndex != -1)
	{
		// 提取文件名，不包括后缀
		CString fileNameWithoutExtension = fileName.Left(dotIndex);
		return fileNameWithoutExtension;
	}
	else
	{
		// 如果没有找到点，说明没有后缀，直接显示文件名
		return fileName;
	}
}

//设置航测区域
void DesignSurveyLineDlg::SetSurveyRegion(const vector<double>& lons,const vector<double>& lats)
{
	for (int i=0;i<lons.size();++i)
	{
		surveyRegionLons.push_back(lons[i]);
		surveyRegionLats.push_back(lats[i]);
	}
	GetDlgItem( IDC_BTN_CALCULATELINE )->EnableWindow( true );
}

//计算测绘航线
void DesignSurveyLineDlg::calculateSurveyLine(double lineInterval,vector<double>&surveyLineLons,vector<double>& surveyLineLats)
{
	vector<double> recLons;
	vector<double> recLats;
	TopologicalAnalysis analysis;
	GeoCompute geocompute;
	analysis.GetBoundingBoxVertices(surveyRegionLons,surveyRegionLats,recLons,recLats);
	double lon1,lat1,lon2,lat2;
	//第一条切割线为航线间隔一半
	geocompute.computeOffsetGeoPosition(recLons[0],recLats[0],180,lineInterval/2000,lon1,lat1);
	geocompute.computeOffsetGeoPosition(recLons[1],recLats[1],180,lineInterval/2000,lon2,lat2);
	Point2D pt1,pt2;
	pt1.x = lon1;
	pt1.y = lat1;
	pt2.x = lon2;
	pt2.y = lat2;
	vector<Point2D> result;
	analysis.linePolygonIntersections(pt1,pt2,surveyRegionLons,surveyRegionLats,result);

	while(lat1>recLats[2]){
		//平移切割线
		geocompute.computeOffsetGeoPosition(lon1,lat1,180,lineInterval/1000,lon1,lat1);
		geocompute.computeOffsetGeoPosition(lon2,lat2,180,lineInterval/1000,lon2,lat2);
		pt1.x = lon1;
		pt1.y = lat1;
		pt2.x = lon2;
		pt2.y = lat2;
		//计算交点
		analysis.linePolygonIntersections(pt1,pt2,surveyRegionLons,surveyRegionLats,result);
	}
	//串联交点
	int j = 1;
	for (int i=0;i<result.size();i+=2)
	{
		if (j == 1)
		{
			surveyLineLons.push_back(result[i+1].x);
			surveyLineLons.push_back(result[i].x);
			surveyLineLats.push_back(result[i+1].y);
			surveyLineLats.push_back(result[i].y);
			j = 0;
			continue;
		}
		else if (j==0)
		{
			surveyLineLons.push_back(result[i].x);
			surveyLineLons.push_back(result[i+1].x);
			surveyLineLats.push_back(result[i].y);
			surveyLineLats.push_back(result[i+1].y);
			j=1;
			continue;
		}
	}
}

//保存测绘航线
void DesignSurveyLineDlg::saveSurveyLine(const vector<double>&surveyLineLons,const vector<double>& surveyLineLats,double height)
{
	//写航线
	CString filename;
	CString strRouteFileDir = GetSoftwareCurrentDirectory() + _T("\\Route\\") + _T("测绘航线\\");
	//测绘航线文件夹不存在则创建
	if (!SearchDirectory(strRouteFileDir))  
	{
		CreateDirectory(strRouteFileDir);
	}

	TCHAR s[10000];
	s[0]=0;
	CString defaultName = g_regionFileName + "-测绘航线.route";
	CFileDialog dlg(FALSE, _T(".route"), defaultName);
	dlg.m_ofn.lpstrTitle=_T("保存测绘航线文件");
/*
	dlg.m_ofn.lpstrFile=s;
	dlg.m_ofn.nMaxFile=sizeof(s)/sizeof(TCHAR);*/

	TCHAR filter[500]=_T("测绘航线文件(*.route)\0*.route\0");
	dlg.m_ofn.lpstrFilter=filter;
	dlg.m_ofn.Flags|=OFN_OVERWRITEPROMPT|OFN_HIDEREADONLY|OFN_CREATEPROMPT;
	dlg.m_ofn.lpstrInitialDir = strRouteFileDir;

	if (IDOK == dlg.DoModal())
	{
		filename = dlg.GetPathName();
		g_linePathName = filename;
		g_lineFileName = extractFileName(dlg.GetFileName());

		FILE* fp = fopen(filename,"w");
		int iLineNum = 5;
		fprintf(fp,"%d, 0, %.7f, %.7f, %.2f, 0, 00, 03\n", iLineNum, 0.0, 0.0, 0.0);
		int i = 0;
		for (i;i<surveyLineLons.size()-1;++i)
		{
			fprintf(fp,"%d, %d, %.7f, %.7f, %.2f, 0, 00, 03\n", iLineNum,i+1, surveyLineLons[i], surveyLineLats[i], height);
		}
		fprintf(fp,"%d, %d, %.7f, %.7f, %.2f, 0, 02, 01\n", iLineNum,i+1, surveyLineLons[i], surveyLineLats[i], height);
		fclose(fp);
	}else
	{
		return;
	}

}

//保存航测区域
bool DesignSurveyLineDlg::saveSurveyRegion(const vector<double>&surveyRegionLons,const vector<double>& surveyRegionLats)
{
	//写航线
	CString filename;
	CString strRouteFileDir = GetSoftwareCurrentDirectory() + _T("\\Route\\") + _T("测绘航线\\");
	//测绘航线文件夹不存在则创建
	if (!SearchDirectory(strRouteFileDir))  
	{
		CreateDirectory(strRouteFileDir);
	}

	TCHAR s[10000];
	s[0]=0;
	CFileDialog dlg(FALSE, _T(".txt"), _T("测绘区域1.txt"));
	dlg.m_ofn.lpstrTitle=_T("保存测绘区域文件");
/*
	dlg.m_ofn.lpstrFile=s;
	dlg.m_ofn.nMaxFile=sizeof(s)/sizeof(TCHAR);*/

	TCHAR filter[500]=_T("测绘区域文件(*.txt)\0*.txt\0");
	dlg.m_ofn.lpstrFilter=filter;
	dlg.m_ofn.Flags|=OFN_OVERWRITEPROMPT|OFN_HIDEREADONLY|OFN_CREATEPROMPT;
	dlg.m_ofn.lpstrInitialDir = strRouteFileDir;

	if (IDOK == dlg.DoModal())
	{
		filename = dlg.GetPathName();
		g_regionPathName = filename;
		g_regionFileName = extractFileName(dlg.GetFileName());

		FILE* fp = fopen(filename,"w");
		int iLineNum = 5;
		fprintf(fp,"%d, 0, %.7f, %.7f, %.2f, 0, 00, 03\n", iLineNum, 0.0, 0.0, 0.0);
		int i = 0;
		for (i;i<surveyRegionLons.size()-2;++i)
		{
			fprintf(fp,"%d, %d, %.7f, %.7f, %.2f, 0, 00, 03\n", iLineNum,i+1, surveyRegionLons[i], surveyRegionLats[i], 0);
		}
		fprintf(fp,"%d, %d, %.7f, %.7f, %.2f, 0, 03, 01\n", iLineNum,i+1, surveyRegionLons[i], surveyRegionLats[i], 0);
		fclose(fp);
		return true;
	}else
	{
		return false;
	}
}
// DesignSurveyLineDlg 消息处理程序

//导入航测区
void DesignSurveyLineDlg::OnBnClickedBtnInputregion()
{
	//写航线
	CString filename;
	CString strRouteFileDir = GetSoftwareCurrentDirectory() + _T("\\Route\\") + _T("测绘航线\\");
	
	TCHAR s[10000];
	s[0]=0;
	CFileDialog dlg(TRUE);
	dlg.m_ofn.lpstrTitle=_T("打开航测区域文件");
	dlg.m_ofn.lpstrFile=s;
	dlg.m_ofn.nMaxFile=sizeof(s)/sizeof(TCHAR);

	TCHAR filter[500]=_T("航测区域文件(*.txt)\0*.txt\0所有文件(*.*)\0*.*\0");
	dlg.m_ofn.lpstrFilter=filter;
	dlg.m_ofn.Flags|=OFN_HIDEREADONLY;
	dlg.m_ofn.lpstrInitialDir = strRouteFileDir;

	// 显示对话框并获取用户的选择
	if (dlg.DoModal() == IDOK)
	{
		// 获取选择的文件路径
		CString filePath = dlg.GetPathName();
		g_regionPathName = filePath;
		g_regionFileName = extractFileName(dlg.GetFileName());

		char* path = filePath.GetBuffer();
		//发送消息到主程序，进行显示
		if (g_mapHwnd != NULL)
		{
			::SendMessage(g_mapHwnd, WM_SEND_SHOWSURVEYREGION, (WPARAM)path, 0);
		}
		GetDlgItem( IDC_BTN_CALCULATELINE )->EnableWindow( true );
	}
	else
	{
		return;
	}
}

//绘制航测区
void DesignSurveyLineDlg::OnBnClickedBtnDrawregion()
{
	bDrawRegion = true;
}

//保存航测区
void DesignSurveyLineDlg::OnBnClickedBtnSaveregion()
{
	m_btnSaveRegion.EnableWindow(false);
	if (saveSurveyRegion(surveyRegionLons,surveyRegionLats))
	{
		char* path = g_regionPathName.GetBuffer();
		//发送消息到主程序，进行标绘
		if (g_mapHwnd != NULL)
		{
			::SendMessage(g_mapHwnd, WM_SEND_SHOWSURVEYREGION, (WPARAM)path, 0);
		}
	}
	m_btnSaveRegion.EnableWindow(true);
}

//装订测绘航线
void DesignSurveyLineDlg::OnBnClickedBtnBindline()
{
	// TODO: 在此添加控件通知处理程序代码
}

//生成航测航线
void DesignSurveyLineDlg::OnBnClickedBtnCalculateline()
{
	if (surveyRegionLats.size()<3)
	{
		BCGPMessageBox("航测区域无效或缺少航测区域!");
		return;
	}

	CString cstr;
	GetDlgItemText(IDC_EDIT_HEIGHT,cstr);
	double height = _ttof(cstr);
	if (height<=0||height>500)
	{
		BCGPMessageBox("航高范围为(0,500]m!");
		return;
	}
	GetDlgItemText(IDC_EDIT_LINEINTERVAL,cstr);
	double lineInterval = _ttof(cstr);
	if (lineInterval < 1 )
	{
		BCGPMessageBox("航线间隔必须大于1m");
		return;
	}

	g_Height = height;
	//测绘航线坐标
	vector<double> surveyLineLons;
	vector<double> surveyLineLats;
	//计算航测航线
	calculateSurveyLine(lineInterval,surveyLineLons,surveyLineLats);
	//保存航测航线
	saveSurveyLine(surveyLineLons,surveyLineLats,height);
	//发送消息到主程序，进行标绘
	if (g_mapHwnd != NULL)
	{
		char* path = g_linePathName.GetBuffer();
		::SendMessage(g_mapHwnd, WM_SEND_SHOWSURVEYLINE, (WPARAM)path, 0);
	}
}

void DesignSurveyLineDlg::OnClose()
{
	CBCGPDialog::OnClose();

	//发送消息到主程序，进行显示
	if (g_mapHwnd != NULL)
	{
		::SendMessage(g_mapHwnd, WM_CLEAR_TMPSURVEYFEATURE, 0, 0);
	}
}