campusgisview.cpp

来自「用VC+SuperMap开发的校园GIS系统」· C++ 代码 · 共 837 行 · 第 1/2 页

// CampusGisView.cpp : implementation of the CCampusGisView class
//

#include "stdafx.h"
#include "CampusGis.h"

#include "CampusGisDoc.h"
#include "CampusGisView.h"
#include "sodatasources.h"
#include "sodatasource.h"
#include "sodatasets.h"
#include "sodataset.h"
#include "solayers.h"
#include "solayer.h"
#include "soselection.h"
#include "sodatasetvector.h"
#include "sogeoline.h"
#include "sostyle.h"
#include "sotrackinglayer.h"
#include "sogeometry.h"
#include "somaps.h"

#include "QueryDlg.h"
#include "MainFrm.h"
#include "ManagerDlg.h"
#include "SpatialInfoDlg.h"
#include "TypeReformDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCampusGisView

IMPLEMENT_DYNCREATE(CCampusGisView, CView)

BEGIN_MESSAGE_MAP(CCampusGisView, CView)
	//{{AFX_MSG_MAP(CCampusGisView)
	ON_WM_CREATE()
	ON_WM_SIZE()
	ON_WM_DESTROY()
	ON_COMMAND(ID_VIEW_ZOOMIN, OnViewZoomin)
	ON_COMMAND(ID_VIEW_ZOOMOUT, OnViewZoomout)
	ON_COMMAND(ID_VIEW_ENTIRE, OnViewEntire)
	ON_COMMAND(ID_VIEW_PAN, OnViewPan)
	ON_COMMAND(ID_VIEW_ZOOMFREE, OnViewZoomfree)
	ON_COMMAND(ID_VIEW_REFRESH, OnViewRefresh)
	ON_COMMAND(ID_VIEW_CIRCLE_SELECT, OnViewCircleSelect)
	ON_COMMAND(ID_VIEW_RECSELECT, OnViewRecselect)
	ON_COMMAND(ID_VIEW_POINTSELECT, OnViewPointselect)
	ON_COMMAND(ID_VIEW_FIND, OnViewFind)
	ON_UPDATE_COMMAND_UI(ID_VIEW_FIND, OnUpdateViewFind)
	ON_COMMAND(ID_VIEW_LEGEND, OnViewLegend)
	ON_UPDATE_COMMAND_UI(ID_VIEW_LEGEND, OnUpdateViewLegend)
	ON_COMMAND(ID_EDIT_UNDO, OnEditUndo)
	ON_COMMAND(ID_EDIT_DELETE, OnEditDelete)
	ON_COMMAND(ID_EDIT_CUT, OnEditCut)
	ON_COMMAND(ID_EDIT_COPY, OnEditCopy)
	ON_COMMAND(ID_EDIT_PASTE, OnEditPaste)
	ON_COMMAND(ID_JOINOBJECT, OnLinkobject)
	ON_COMMAND(ID_ADDNODE, OnAddNode)
	ON_COMMAND(ID_EDITNODE, OnEditNode)
	ON_COMMAND(ID_CATCHSET, OnCatchSet)
	ON_COMMAND(ID_SPATIALINFO, OnSpatialInfo)
	ON_COMMAND(ID_PROPREYINFO, OnPropreyInfo)
	ON_COMMAND(ID_DELETEDATASET, OnDeleteDataset)
	ON_COMMAND(ID_CREATEPOINT, OnCreatePoint)
	ON_COMMAND(ID_CREATELINE, OnCreateLine)
	ON_COMMAND(ID_PYLONLINE, OnPylonLine)
	ON_COMMAND(ID_CREATE_CURVELINE, OnCreateCurveLine)
	ON_COMMAND(ID_CREATEPYLON, OnCreatePylon)
	ON_COMMAND(ID_CREATEAREA, OnCreateArea)
	ON_COMMAND(ID_CREATEXYCIRCLE, OnCreateEllipse)
	ON_COMMAND(ID_CREATECOMMONSIGN, OnCreateCommonText)
	ON_COMMAND(ID_CREATELINESIGN, OnCreateLineText)
	ON_COMMAND(ID_SAVEMAP, OnSaveMap)
	ON_COMMAND(ID_FILE_NEW, OnFileNew)
	ON_COMMAND(ID_SAVEASMAP, OnSaveasMap)
	ON_COMMAND(ID_MAPBILI, OnMapScaleSet)
	ON_COMMAND(ID_LINETOREGION, OnLineToRegion)
	ON_COMMAND(ID_REGIONTOLINE, OnRegionToLine)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

//added by me
BEGIN_EVENTSINK_MAP(CCampusGisView, CView)
	//{{AFX_EVENTSINK_MAP(CCampusGisView)
	ON_EVENT(CCampusGisView, 1, -601 /* DblClick */, OnDblClickSupermap, VTS_NONE)
	//}}AFX_EVENTSINK_MAP
END_EVENTSINK_MAP()
/////////////////////////////////////////////////////////////////////////////
// CCampusGisView construction/destruction

CCampusGisView::CCampusGisView()
{
	// TODO: add construction code here
	m_pInfoDlg=NULL;
	m_pLegendDlg=NULL;
	m_pSpatialDlg=NULL;
	m_pScaleSetDlg=NULL;
}

CCampusGisView::~CCampusGisView()
{
	if(m_pInfoDlg)
	{
		delete m_pInfoDlg;
	}
	if(m_pLegendDlg)
	{
		delete m_pLegendDlg;
	}
	if(m_pScaleSetDlg)
	{
		delete m_pScaleSetDlg;
	}
	if(m_pSpatialDlg)
	{
		delete m_pSpatialDlg;
	}
}

BOOL CCampusGisView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CCampusGisView drawing

void CCampusGisView::OnDraw(CDC* pDC)
{
	CCampusGisDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CCampusGisView diagnostics

#ifdef _DEBUG
void CCampusGisView::AssertValid() const
{
	CView::AssertValid();
}

void CCampusGisView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CCampusGisDoc* CCampusGisView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCampusGisDoc)));
	return (CCampusGisDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CCampusGisView message handlers

int CCampusGisView::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CView::OnCreate(lpCreateStruct) == -1)
		return -1;	
	// create supermap control instance
	m_Supermap.Create("supermap",WS_CHILD|WS_VISIBLE,CRect(0,0,10,10),this,1,NULL,FALSE);
	
	return 0;
}

void CCampusGisView::OnSize(UINT nType, int cx, int cy) 
{
	CView::OnSize(nType, cx, cy);
	
	// adjust supermap window to view window
	if(nType==SIZE_RESTORED)
	{
		CRect rc;
		GetClientRect(rc);
		if(m_Supermap.GetSafeHwnd())
		{
			m_Supermap.MoveWindow(rc);
		}
	}
	
}

void CCampusGisView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();

	CCampusGisDoc* pDoc=GetDocument();
	ASSERT_VALID(pDoc);
	//if opened datasource file, add it to supermap window
	if(!pDoc->m_bHasDatasource)
		return;
	//connect supermap control with superworkspace control
	if(!m_Supermap.Connect(pDoc->m_pSuperWorkspace->GetHandle()))
		return;
	//get datasource's datasets from document
	CsoDataSource datasource;
	datasource=pDoc->m_CurDatasource;
	CsoDatasets datasets=datasource.GetDatasets();
	//if datasets number is zero ,quit
	if(datasets.GetCount()==0)
		return;
	//add all datasets to supermap window
	CsoLayers layers=m_Supermap.GetLayers();
	for(long i=1; i<=datasets.GetCount();i++)
	{
		layers.AddDataset(datasets.GetItem(COleVariant(i,VT_I4 )),FALSE);
	}
	//refresh supermap window
	m_Supermap.Refresh();
	//record window's state
	m_strDatasourceAlias=pDoc->m_strAliasOfDatasource;
	bExist=FALSE;
}

void CCampusGisView::OnDestroy() 
{
	long LayersCount=m_Supermap.GetLayers().GetCount();
	CsoLayer layer=m_Supermap.GetLayers().GetEditableLayer();
	try
	{
		if(LayersCount > 0)
		{
			m_Supermap.SetAction(5);
			layer.SetEditable(0);
			m_Supermap.GetLayers().RemoveAll();
		}
		if(m_pLegendDlg)
			m_pLegendDlg->m_Legend.Disconnect();
		m_Supermap.Refresh();
		m_Supermap.Disconnect();
		if(GetDocument()->m_bHasDatasource)
		{
			GetDocument()->m_pSuperWorkspace->GetDatasources().Remove(COleVariant(m_strDatasourceAlias));
		}
		CMainFrame *pFrame=(CMainFrame *)::AfxGetMainWnd();
		pFrame->WorkspManagerRefresh();
		m_Supermap.Close();
	}
	catch(...)
	{
		TRACE0("supermap close error !");
	}
	CView::OnDestroy();	
}

void CCampusGisView::OnViewZoomin() 
{
	//zoomIn map
	m_Supermap.SetAction(2);
}

void CCampusGisView::OnViewZoomout() 
{
	// ZoomOut map
	m_Supermap.SetAction(3);
	
}

void CCampusGisView::OnViewEntire() 
{
	// TODO: Add your command handler code here
	m_Supermap.ViewEntire();
}

void CCampusGisView::OnViewPan() 
{
	// TODO: Add your command handler code here
	m_Supermap.SetAction(1);
}

void CCampusGisView::OnViewZoomfree() 
{
	// TODO: Add your command handler code here
	m_Supermap.SetAction(4);
}

void CCampusGisView::OnViewRefresh() 
{
	// TODO: Add your command handler code here
	m_Supermap.Refresh();
}

void CCampusGisView::OnViewCircleSelect() 
{
	// TODO: Add your command handler code here
	m_Supermap.SetAction(7);
}

void CCampusGisView::OnViewRecselect() 
{
	// TODO: Add your command handler code here
	m_Supermap.SetAction(6);
}

void CCampusGisView::OnViewPointselect() 
{
	// TODO: Add your command handler code here
	m_Supermap.SetAction(5);
}

void CCampusGisView::OnDblClickSupermap()
{
	//没有选中地图元素则退出
	if(!m_Supermap.GetSelection())
	{
		AfxMessageBox("没有选中地图元素!");
		return;
	}
	CsoRecordset recordset;
	//选中的地图元素不能转换成数据集则退出
	if(!(recordset=m_Supermap.GetSelection().ToRecordset(FALSE)))
	{
		AfxMessageBox("选中的地图元素不能转换成数据集!");
		return;
	}
	//信息对话框已经存在，激活，否则创建
	if(m_pInfoDlg)
	{
		m_pInfoDlg->GetActiveWindow();
	}
	else
	{
		m_pInfoDlg=new CInfoDlg();
		m_pInfoDlg->Create(IDD_INFO);
	}
	//将记录集对象的指针传给属性窗口
	m_pInfoDlg->InsertRecordset(&recordset);
	//设置窗口的显示与位置
	m_pInfoDlg->ShowWindow(SW_SHOW);
	m_pInfoDlg->SetWindowPos(NULL,0,0,100,100,SWP_NOSIZE|SWP_NOMOVE);
	m_pInfoDlg->MoveWindow(200,200,200,300,TRUE);
	m_pInfoDlg->SetWindowText("属性窗口:" + m_strDatasourceAlias);

}

void CCampusGisView::OnViewFind() 
{
	//首先获得查询窗口的指针
	CQueryDlg *pQueryDlg;
	CMainFrame *pFrame=(CMainFrame *)::AfxGetMainWnd();
	pQueryDlg=pFrame->m_pQueryDlg;

	if(!pQueryDlg->IsWindowVisible())
	{
		pQueryDlg->SetParentSupermap(&m_Supermap);
		pQueryDlg->RefreshContent();
		pQueryDlg->ShowWindow(SW_SHOW);
	}
	else
	{
		pQueryDlg->ShowWindow(SW_HIDE);
	}
	
}

void CCampusGisView::OnUpdateViewFind(CCmdUI* pCmdUI) 
{
	//根据查询窗口是否可见决定工具条的状态
	CQueryDlg *pQueryDlg;
	CMainFrame * pFrame=(CMainFrame *)::AfxGetMainWnd();
	pQueryDlg=pFrame->m_pQueryDlg;
	if(pQueryDlg->IsWindowVisible())
		pCmdUI->SetCheck(1);
	else
		pCmdUI->SetCheck(0);
}

void CCampusGisView::OnViewLegend() 
{
	//首先判断图例窗口是否存在，存在激活即可
	//否则创建一个图例窗口，并与地图窗口连接
	if(!m_pLegendDlg)
	{
		m_pLegendDlg=new CLegendDlg;
		m_pLegendDlg->Create(IDD_LEGEND,this);
		//连接图例和地图窗口
		m_pLegendDlg->m_Legend.Connect(m_Supermap.GetHandle());
		m_pLegendDlg->m_pSupermap=&m_Supermap;

//		CCampusGisDoc *pDoc=GetDocument();
		m_pLegendDlg->SetWindowText("图例:" + m_strDatasourceAlias);
		m_pLegendDlg->SetWindowPos(NULL,100,100,100,100,SWP_NOSIZE);
		m_pLegendDlg->ShowWindow(SW_SHOW);
		return;
	}
	else
	{
		if(!m_pLegendDlg->IsWindowVisible())
			m_pLegendDlg->ShowWindow(SW_SHOW);
		else
			m_pLegendDlg->ShowWindow(SW_HIDE);	
	}
	m_pLegendDlg->m_Legend.Refresh();	
}

void CCampusGisView::OnUpdateViewLegend(CCmdUI* pCmdUI) 
{
	if(!m_pLegendDlg)
		pCmdUI->SetCheck(0);
	else
	{
		pCmdUI->SetCheck(m_pLegendDlg->IsWindowVisible());
		return;
	}
	pCmdUI->SetCheck(0);

}