geoexpertview.cpp

VC+MapX实现简单功能以及地图指定经纬度图元显示功能

// GeoExpertView.cpp : implementation of the CGeoExpertView class
//

#include "stdafx.h"
#include "GeoExpert.h"

#include "GeoExpertDoc.h"
#include "GeoExpertView.h"

#include "MainFrm.h"

#define INFO_TOOL			102

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

#define MYTOOL_INFO 1
#define MYTOOL_DISTANCE 2

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView

IMPLEMENT_DYNCREATE(CGeoExpertView, CView)

BEGIN_MESSAGE_MAP(CGeoExpertView, CView)
	//{{AFX_MSG_MAP(CGeoExpertView)
	ON_WM_CREATE()
	ON_WM_SIZE()
	ON_WM_SETFOCUS()
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(ID_MAP_TOOL_ARROW, OnMapToolArrow)
	ON_COMMAND(ID_MAP_TOOL_ZOOMIN, OnMapToolZoomin)
	ON_COMMAND(ID_MAP_TOOL_ZOOMOUT, OnMapToolZoomout)
	ON_COMMAND(ID_MAP_TOOL_PAN, OnMapToolPan)
	ON_COMMAND(ID_MAP_TOOL_SELECT, OnMapToolSelect)
	ON_COMMAND(ID_MAP_TOOL_RECTANGLESELECT, OnMapToolRectangleselect)
	ON_COMMAND(ID_MAP_TOOL_RADIUSSELECT, OnMapToolRadiusselect)
	ON_COMMAND(ID_MAP_TOOL_ENTIRE, OnMapToolEntire)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_ZOOMIN, OnUpdateMapToolZoomin)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_ZOOMOUT, OnUpdateMapToolZoomout)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_PAN, OnUpdateMapToolPan)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_ARROW, OnUpdateMapToolArrow)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_SELECT, OnUpdateMapToolSelect)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_RECTANGLESELECT, OnUpdateMapToolRectangleselect)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_RADIUSSELECT, OnUpdateMapToolRadiusselect)
	ON_COMMAND(ID_MAP_TOOL_CENTER, OnMapToolCenter)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_CENTER, OnUpdateMapToolCenter)
	ON_COMMAND(ID_VIEW_PROJECTION, OnViewProjection)
	ON_COMMAND(ID_VIEW_PROPERTIES, OnViewProperties)
	ON_COMMAND(ID_MAP_TOOL_INFOTOOL, OnMapToolInfotool)
	ON_COMMAND(ID_MAP_TOOL_POLYGONSELECT, OnMapToolPolygonselect)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_POLYGONSELECT, OnUpdateMapToolPolygonselect)
	ON_COMMAND(ID_VIEW_LAYERCONTROL, OnViewLayercontrol)
	ON_UPDATE_COMMAND_UI(ID_MAP_TOOL_INFOTOOL, OnUpdateMapToolInfotool)
	ON_COMMAND(ID_VIEW_TOOLTEST, OnViewTooltest)
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

BEGIN_EVENTSINK_MAP(CGeoExpertView, CView)
	ON_EVENT(CGeoExpertView, IDC_MAP, MAPX_DISPID_TOOLUSED, OnInfoToolUsed, VTS_I2 VTS_R8 VTS_R8 VTS_R8 VTS_R8 VTS_R8 VTS_BOOL VTS_BOOL VTS_PBOOL)
END_EVENTSINK_MAP()

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView construction/destruction

CGeoExpertView::CGeoExpertView()
{
	// TODO: add construction code here

}

CGeoExpertView::~CGeoExpertView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView drawing

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

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView printing

BOOL CGeoExpertView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CGeoExpertView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CGeoExpertView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CGeoExpertView message handlers

int CGeoExpertView::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CView::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// TODO: Add your specialized creation code here
	RECT windRect;
	GetClientRect(&windRect);
	
	if (!m_ctrlMapX.Create(NULL, WS_VISIBLE, windRect, this,IDC_MAP))
		return -1;
	
	// 创建信息工具
	m_ctrlMapX.CreateCustomTool(INFO_TOOL, miToolTypePoint, miCrossCursor);

	return 0;
}

void CGeoExpertView::OnSize(UINT nType, int cx, int cy) 
{
	CView::OnSize(nType, cx, cy);
	
	// TODO: Add your message handler code here
	//if (cx != 0 && cy != 0)
	if (m_ctrlMapX.m_hWnd != NULL)
		m_ctrlMapX.MoveWindow(0,0,cx,cy,TRUE);
		
}

void CGeoExpertView::OnSetFocus(CWnd* pOldWnd) 
{
	CView::OnSetFocus(pOldWnd);
	
	// TODO: Add your message handler code here
	m_ctrlMapX.SetFocus();
}

static char BASED_CODE szTabFilter[] = "MapInfo Map Files (*.gst)|*.gst|All Files (*.*)|*.*||";

void CGeoExpertView::OnFileOpen() 
{
	// TODO: Add your command handler code here
	CFileDialog dlgFile(TRUE, "*.gst", NULL, OFN_HIDEREADONLY , szTabFilter, this);
	dlgFile.m_ofn.lpstrTitle = "Open MapInfo Map";

	if (dlgFile.DoModal() == IDCANCEL)
		return;

	m_strFilePath = dlgFile.GetPathName();
	
	try {
			// Close the existing set of map layers and load the Canada map
			TRACE0("Old Geoset: " + m_ctrlMapX.GetGeoSet());
			m_ctrlMapX.SetGeoSet(m_strFilePath);
			
			((CMainFrame*)AfxGetApp()->GetMainWnd())->m_wndMyDialogBar.SetDlgItemText( IDC_EDIT_GEOSET_NAME, m_ctrlMapX.GetTitleText() );
			m_ctrlMapX.SetTitleText("");
			
			TRACE0("New Geoset: " + m_ctrlMapX.GetGeoSet());
		
		} 
	catch (COleDispatchException *e) {
		e->ReportError();
		e->Delete();
	} 
	catch (COleException *e) {
		e->ReportError();
		e->Delete();
	}
}

void CGeoExpertView::OnMapToolArrow() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miArrowTool);
}

void CGeoExpertView::OnMapToolZoomin() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miZoomInTool);
}

void CGeoExpertView::OnMapToolZoomout() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miZoomOutTool);
}

void CGeoExpertView::OnMapToolPan() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miPanTool);
}

void CGeoExpertView::OnMapToolSelect() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miSelectTool);
}

void CGeoExpertView::OnMapToolRectangleselect() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miRectSelectTool);
}

void CGeoExpertView::OnMapToolRadiusselect() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miRadiusSelectTool);
}

void CGeoExpertView::OnMapToolPolygonselect() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miPolygonSelectTool);
}

void CGeoExpertView::OnMapToolCenter() 
{
	// TODO: Add your command handler code here
	m_ctrlMapX.SetCurrentTool(miCenterTool);
}

void CGeoExpertView::OnMapToolEntire() 
{
	// TODO: Add your command handler code here
	/*
	try {
		m_ctrlMapX.SetZoom(m_ctrlMapX.GetGeoSetWidth());
	}
	catch (COleDispatchException *e) {
		e->ReportError();
		e->Delete();
	}
	catch (COleException *e) {
		e->ReportError();
		e->Delete();
	}
	*/
	m_ctrlMapX.SetGeoSet(m_strFilePath);
}

void CGeoExpertView::OnUpdateMapToolArrow(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if (m_ctrlMapX.m_hWnd != NULL)
	{
		pCmdUI->Enable(TRUE);
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
	pCmdUI->SetCheck(m_ctrlMapX.GetCurrentTool() == miArrowTool);
}

void CGeoExpertView::OnUpdateMapToolZoomin(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if (m_ctrlMapX.m_hWnd != NULL)
	{
		pCmdUI->Enable(TRUE);
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
	pCmdUI->SetCheck(m_ctrlMapX.GetCurrentTool() == miZoomInTool);
}

void CGeoExpertView::OnUpdateMapToolZoomout(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if (m_ctrlMapX.m_hWnd != NULL)
	{
		pCmdUI->Enable(TRUE);
	}
	else
	{
		pCmdUI->Enable(FALSE);
	}
	pCmdUI->SetCheck(m_ctrlMapX.GetCurrentTool() == miZoomOutTool);
}

void CGeoExpertView::OnUpdateMapToolPan(CCmdUI* pCmdUI) 
{
	// TODO: Add your command update UI handler code here
	if (m_ctrlMapX.m_hWnd != NULL)
	{
		pCmdUI->Enable(TRUE);
	}
	else
	{