mapperdoc.cpp

vc 和mapobjects地理信息系统组件开发 很有启发意义和参考价值

// mapperDoc.cpp : implementation of the CMapperDoc class
//

#include "stdafx.h"
#include "mapper.h"

#include "mapperDoc.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CMapperDoc

IMPLEMENT_DYNCREATE(CMapperDoc, CDocument)

BEGIN_MESSAGE_MAP(CMapperDoc, CDocument)
	//{{AFX_MSG_MAP(CMapperDoc)
	ON_COMMAND(ID_MAP_EXPORT_EMP, OnMapExportEmp)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

BEGIN_DISPATCH_MAP(CMapperDoc, CDocument)
	//{{AFX_DISPATCH_MAP(CMapperDoc)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//      DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_DISPATCH_MAP
END_DISPATCH_MAP()

// Note: we add support for IID_IMapper to support typesafe binding
//  from VBA.  This IID must match the GUID that is attached to the 
//  dispinterface in the .ODL file.

// {7F1AE9F4-F6CE-4535-B398-2EFF4B192CAD}
static const IID IID_IMapper =
{ 0x7f1ae9f4, 0xf6ce, 0x4535, { 0xb3, 0x98, 0x2e, 0xff, 0x4b, 0x19, 0x2c, 0xad } };

BEGIN_INTERFACE_MAP(CMapperDoc, CDocument)
	INTERFACE_PART(CMapperDoc, IID_IMapper, Dispatch)
END_INTERFACE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMapperDoc construction/destruction

CMapperDoc::CMapperDoc()
{
	// TODO: add one-time construction code here

	EnableAutomation();

	AfxOleLockApp();
}

CMapperDoc::~CMapperDoc()
{
	AfxOleUnlockApp();
}

BOOL CMapperDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	//需要处理，因为可能要打开其他的文件
	if(theApp.GetMapPane()->m_map.m_hWnd)
	{
		theApp.GetMapPane()->m_map.GetLayers().Clear();
		theApp.GetMapPane()->m_map.Refresh();
		Eng_SetLegend(theApp.GetMapPane()->m_map,theApp.GetLayerPane()->m_legend);
		theApp.m_taEli.RemoveAll();
		SetPathName("无标题");	
	}
	return TRUE;
}


/////////////////////////////////////////////////////////////////////////////
// CMapperDoc serialization

void CMapperDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		CMapperView* pMap=theApp.GetMapPane();
		CMapperLayerView* pLayer=theApp.GetLayerPane();

		COleDateTime dt=COleDateTime::GetCurrentTime();
		CString s,s1;

		CMainFrame *pWnd=(CMainFrame*)theApp.GetMainWnd();
		theApp.m_tMapInfo.iLayers=pMap->m_map.GetLayers().GetCount();
		strcpy(theApp.m_tHeader.szAuthor,"Mapper");
		strcpy(theApp.m_tHeader.szCompany,"ZcSoft");
		s.Format("%04d-%02d-%02d %02d:%02d:%02d",dt.GetYear(),dt.GetMonth(),dt.GetDay(),
			dt.GetHour(),dt.GetMinute(),dt.GetSecond());
		s1=theApp.m_tHeader.szCreateTime;
		if(s1=="")
			strcpy(theApp.m_tHeader.szCreateTime,s);
		strcpy(theApp.m_tHeader.szModifyTime,s);
		strcpy(theApp.m_tHeader.szText,"This is a new file!");
		theApp.m_tMapInfo.crBack=pMap->m_map.GetBackColor();

		ar.Write(&theApp.m_tHeader,sizeof(SMpfHeader));
		ar.Write(&theApp.m_tMapInfo,sizeof(SMpfMapInfo));

		SMpfLayerInfo mli;
		//需要在下次打开时候保持原来顺序
		for(int i=(theApp.m_tMapInfo.iLayers-1);i>=0;i--)
		{
			memset(&mli,0,sizeof(SMpfLayerInfo));
			Sub_GetLayerInfo(i,mli);
			ar.Write(&mli,sizeof(SMpfLayerInfo));
		}

		//建立预览图像
		CString sPathFile=GetPathName();
		sPathFile.MakeLower();
		if(sPathFile.Replace(".epf",".bmp")>0)
			pMap->m_map.ExportMap(moExportBMP,sPathFile,1);
	}
	else
	{
		theApp.m_taEli.RemoveAll();
		ar.Read(&theApp.m_tHeader,sizeof(SMpfHeader));
		if(theApp.m_tHeader.mpf==20030618)
		{
			ar.Read(&theApp.m_tMapInfo,sizeof(SMpfMapInfo));
			SMpfLayerInfo eli;
			for(int i=0;i<theApp.m_tMapInfo.iLayers;i++)
			{
				ar.Read(&eli,sizeof(SMpfLayerInfo));
				theApp.m_taEli.Add(eli);
			}
//			theApp.m_bOpen=TRUE;
		}
	}
}

/////////////////////////////////////////////////////////////////////////////
// CMapperDoc diagnostics

#ifdef _DEBUG
void CMapperDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CMapperDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CMapperDoc commands

void CMapperDoc::Sub_GetLayerInfo(short iLayer, SMpfLayerInfo &mli)
{
	//活动图层的显示信息，不保存选择状态信息
	CMoLayers layers(theApp.GetMapPane()->m_map.GetLayers());
	short count=layers.GetCount();
	if(iLayer>=count) 
		return;

	if(GetLayerType(layers,iLayer)==moMapLayer)
	{
		CMoMapLayer	layer(layers.Item(COleVariant(iLayer)));
		CMoSymbol sym=layer.GetSymbol();

		strcpy(mli.szType,layer.GetTag().Left(3));
		strcpy(mli.szPathFile,layer.GetTag().Mid(3));
		mli.iStyle=sym.GetStyle();
		mli.iSize=sym.GetSize();
		mli.crColor=sym.GetColor();

		long iType=layer.GetShapeType();
		switch(iType)
		{
		case moPoint:
			mli.crOutlinColor=sym.GetOutlineColor();
			mli.bOutline=sym.GetOutline();
			break;
		case moLine:
			break;
		case moPolygon:
			mli.crOutlinColor=sym.GetOutlineColor();
			mli.bOutline=sym.GetOutline();
			break;
		}
	}
	
	if(GetLayerType(layers,iLayer)==moImageLayer)
	{
		CMoImageLayer	layer(layers.Item(COleVariant(iLayer)));
		strcpy(mli.szType,layer.GetTag().Left(3));
		strcpy(mli.szPathFile,layer.GetTag().Mid(3));
		mli.crOutlinColor=layer.GetTransparentColor();
		mli.bOutline=layer.GetTransparent();
	}
}

void CMapperDoc::OnMapExportEmp() 
{
	CMapperView* pMap=theApp.GetMapPane();
	CMapperLayerView* pLayer=theApp.GetLayerPane();

	CString s,s1;

	CMainFrame *pWnd=(CMainFrame*)theApp.GetMainWnd();
	theApp.m_tMapInfo.iLayers=pMap->m_map.GetLayers().GetCount();

	FILE *f;

	CFileDialog	fd(FALSE,"emp",NULL,OFN_EXPLORER|OFN_HIDEREADONLY|OFN_ALLOWMULTISELECT,
		"ES地图文件文件(*.emp)|*.emp||",NULL);

	if(fd.DoModal())
	{
		if((f=fopen(fd.GetPathName(),"wt"))==NULL)
		{
			AfxMessageBox("无法建立指定文件!终止处理!");
			return;
		}

		SMpfLayerInfo mli;
		//需要在下次打开时候保持原来顺序
		CString sDir,sFile;
		for(int i=(theApp.m_tMapInfo.iLayers-1);i>=0;i--)
		{
			memset(&mli,0,sizeof(SMpfLayerInfo));
			Sub_GetLayerInfo(i,mli);

			if(i==(theApp.m_tMapInfo.iLayers-1))
			{
				//保存路径
				Eng_GetPathOfPathFile(mli.szPathFile,sDir);
				fprintf(f,"%ld,%s\n",pMap->m_map.GetBackColor(),sDir);
			}

			Eng_GetFileOfPathFile(mli.szPathFile,sFile);
			fprintf(f,"%ld,%s\n",mli.crColor,sFile);
		}
		fclose(f);
	}

	AfxMessageBox("输出完毕!");
}