test1view.cpp

Viewdraw 30

// test1View.cpp : implementation of the CTest1View class
//
#include <afxwin.h>
#include "stdafx.h"
#include "test1.h"
#include "Object1.h"
#include "Rectangle.h"
#include "Line.h"
#include "From.h"
#include "test1Doc.h"
#include "test1View.h"
#include "Tuoyuan.h"
#include "Circle.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CTest1View

IMPLEMENT_DYNCREATE(CTest1View, CView)

BEGIN_MESSAGE_MAP(CTest1View, CView)
	//{{AFX_MSG_MAP(CTest1View)
	ON_WM_LBUTTONUP()
	ON_WM_LBUTTONDOWN()
	ON_WM_MOUSEMOVE()
	ON_COMMAND(ID_DRAW_SUISHOU, OnDrawSuishou)
	ON_COMMAND(ID_DRAW_LINE, OnDrawLine)
	ON_COMMAND(ID_DRAW_CIRCLE, OnDrawCircle)
	ON_COMMAND(ID_DRAW_RECTANGLE, OnDrawRectangle)
	ON_COMMAND(ID_DRAW_TUOYUAN, OnDrawTuoyuan)
	ON_COMMAND(ID_PEN_WIDTH1, OnPenWidth1)
	ON_COMMAND(ID_PEN_WIDTH3, OnPenWidth3)
	ON_COMMAND(ID_PEN_WIDTH5, OnPenWidth5)
	ON_COMMAND(ID_PEN_WIDTH7, OnPenWidth7)
	ON_COMMAND(ID_PEN_DOT, OnPenDot)
	ON_COMMAND(ID_PEN_DUSH, OnPenDush)
	ON_COMMAND(ID_PEN_SOLID, OnPenSolid)
	ON_COMMAND(ID_BRUSH_SOLID, OnBrushSolid)
	ON_COMMAND(ID_DRAW_GETCOLOR, OnDrawGetcolor)
	ON_COMMAND(ID_PEN, OnPen)
	ON_COMMAND(ID_DRAW_DELET, OnDrawDelet)
	ON_COMMAND(ID_DRAW_MOVE, OnDrawMove)
	ON_WM_KEYDOWN()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CTest1View construction/destruction

CTest1View::CTest1View()
{
	// TODO: add construction code here
	m_bStart=false;
	m_euDrawType=DRAW_LINE;
	pObject=NULL;
	m_nPenType=PS_SOLID;
	m_nPenWidth=1;
 	m_nSelect=0;
	m_bMoveSelect=false;
	m_bDraw=false;
	m_crColor=RGB(0,0,0);
}

CTest1View::~CTest1View()
{	

	CTest1Doc* pDoc = GetDocument();
	POSITION pos=pDoc->m_ltRecord.GetHeadPosition();
	while (pos) 
	{
		CObject1* pObject=(CObject1*)pDoc->m_ltRecord.GetNext(pos);
//		delete pObject;//没有这句，就没有关闭时的错误提示
	}

}

BOOL CTest1View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs


	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CTest1View drawing

void CTest1View::OnDraw(CDC* pDC)
{
	CTest1Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	POSITION pos=pDoc->m_ltRecord.GetHeadPosition();

	while (pos) 
		{
			CObject1* pObject=(CObject1*)pDoc->m_ltRecord.GetNext(pos);
			pObject->Draw(pDC);
		}

/*
	if (m_bMoveSelect) 
		{
			POSITION pos=m_listRecord.GetHeadPosition();
			while (pos) 
			{
				CObject1* pObject=(CObject1*)m_listRecord.GetNext(pos);
				pObject->Draw(pDC);
			} 
		}*/



	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CTest1View printing

BOOL CTest1View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CTest1View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CTest1View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CTest1View diagnostics

#ifdef _DEBUG
void CTest1View::AssertValid() const
{
	CView::AssertValid();
}

void CTest1View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CTest1Doc* CTest1View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CTest1Doc)));
	return (CTest1Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CTest1View message handlers

void CTest1View::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default

// 	CDC* pDC=this->GetDC();//没有用到
	CTest1Doc* pDoc = GetDocument();

	if (m_bDraw) 
	{
		switch(m_euDrawType)
		{
		case DRAW_LINE:
			{
				pDoc->m_ltRecord.AddTail(pObject);				
		
			}		
			break;
		case DRAW_SUISHOU:
			{
				pDoc->m_ltRecord.AddTail(pObject);
			}
		case DRAW_RECTANGLE:
			{
				pDoc->m_ltRecord.AddTail(pObject);
			}		
			break;
		case DRAW_TUOYUAN:
			{				
				pDoc->m_ltRecord.AddTail(pObject);
			}		
			break;
		case DRAW_CIRCLE:
			{
				pDoc->m_ltRecord.AddTail(pObject);
			}
		default:
			break;
		}
	}
	m_bDraw=false;
	m_bMoveSelect=false;
	m_bStart=false;	
//  m_listRecord.AddTail(pObject);
	pObject->GetPoint(m_ptFirst,point);
	pObject->PassWord(m_nPenType,m_nPenWidth,m_crColor,m_nSelect);
	Invalidate();
	CView::OnLButtonUp(nFlags, point);
}

void CTest1View::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default	
	m_bStart=true;
	m_ptFirst=point;
	m_ptEnd=point;
	m_ptTemp=point;
	
	
	if(m_bMoveSelect)
	{	
		m_bDraw=false;
	}
	else		
		{	
		m_bDraw=true;
		switch(m_euDrawType)	
		{
		case DRAW_SUISHOU:
			pObject=new CFrom;
			break;
		case DRAW_LINE:
			pObject=new CLine;
			break;
		case DRAW_RECTANGLE:
			pObject=new CRectangle;
			break;
		case DRAW_TUOYUAN:
			pObject=new CTuoyuan;
			break;
		case DRAW_CIRCLE:
			pObject=new CCircle;
			break;	
		default:
			break;
		}
	}


	switch(m_euOperator) 
	{
		
	case OPER_SELECT:
		{
			if (IsInArea(point)) 
			{
				m_bMoveSelect=true;
				m_ptTemp=point;
				TRACE("m_ptTemp.x=%d\n m_ptTemp.y=%d\n",m_ptTemp.x,m_ptTemp.y);
				m_bDraw=false;
			}
		}
		break;
		
	case OPER_DELETE:
		{
			if(IsInArea(point))
			{
				m_bDraw=false;
				m_bMoveSelect=true;
								
			}
			
		}
		break;
		
	default:
		break;
	}//对这段话的位置有疑问



	/*
		if (m_euOperator==OPER_SELECT&&IsInArea(point)) 
				{
				m_bMoveSelect=true;
				m_ptTemp=point;
				TRACE("m_ptTemp.x=%d\n m_ptTemp.y=%d\n",m_ptTemp.x,m_ptTemp.y);
				m_bDraw=false;
				}*/
	


	CView::OnLButtonDown(nFlags, point);
}

void CTest1View::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CDC*pDC=this->GetDC();	
	int old=pDC->SetROP2(R2_NOTXORPEN);	
	if (m_bDraw)
	{
		if (m_bStart)
		{
		switch(m_euDrawType)
			{
		case  DRAW_SUISHOU:
				{
				pDC->MoveTo(m_ptFirst);
				pDC->LineTo(point);
				pObject->GetPoint(m_ptFirst,point);  
				m_ptFirst=point;				
				}
			break;

		case DRAW_LINE:
				{
				pDC->MoveTo(m_ptFirst);
				pDC->LineTo(m_ptEnd);
				m_ptEnd=point;	
				pDC->MoveTo(m_ptFirst);
				pDC->LineTo(m_ptEnd);
//				pObject->GetPoint(m_ptFirst,point); 				 
				}		
			break;				

		case DRAW_RECTANGLE:
				{

				pDC->Rectangle(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				m_ptEnd=point;
//				pObject->GetPoint(m_ptFirst,point); 
				pDC->Rectangle(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				}
			break;
		case DRAW_TUOYUAN:
				{

				pDC->Ellipse(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				m_ptEnd=point;
//				pObject->GetPoint(m_ptFirst,point); 
				pDC->Ellipse(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				}
			break;
		case DRAW_CIRCLE:
				{

				pDC->Ellipse(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				m_ptEnd=point;
//				pObject->GetPoint(m_ptFirst,point); 
				pDC->Ellipse(m_ptFirst.x,m_ptFirst.y,m_ptEnd.x,m_ptEnd.y);
				}
			break;
		default:
			break;

			}
//		pDC->SetROP2(old);
		}
	}

	if(m_bMoveSelect)
	{
//		int old=pDC->SetROP2(R2_NOTXORPEN);
		CPoint pt1=point-m_ptTemp+m_pObject->SetFirstPoint();
		CPoint pt2=point-m_ptTemp+m_pObject->SetEndPoint();
		
		m_pObject->Draw(pDC);
		m_pObject->GetPoint(pt1,pt2);

		
		m_ptTemp=point;
		m_pObject->Draw(pDC);
		
//		pDC->SetROP2(old);
	}

	CView::OnMouseMove(nFlags, point);
}

bool CTest1View::IsInArea(CPoint point)
{
	int x1,x2,y1,y2;
	x1=x2=y1=y2=0;
	CTest1Doc* pDoc = GetDocument();
	POSITION pos=pDoc->m_ltRecord.GetTailPosition();//与移动时读取顺序有关
	while (pos) 
		{
		m_pObject=(CObject1*)pDoc->m_ltRecord.GetPrev(pos);//与移动时读取顺序有关
		x1=m_pObject->SetFirstPoint().x;
		y1=m_pObject->SetFirstPoint().y;
		x2=m_pObject->SetEndPoint().x;
		y2=m_pObject->SetEndPoint().y;
		CRgn rgn;
		rgn.CreateRectRgn(x1,y1,x2,y2);
		BOOL isin=rgn.PtInRegion(point);
		if (isin) 
			{
				return true;
			}					
		}
		return false;
}


void CTest1View::OnDrawSuishou() 
{
	// TODO: Add your command handler code here
	m_euDrawType=DRAW_SUISHOU;
	m_nSelect=0;
}

void CTest1View::OnDrawLine() 
{
	// TODO: Add your command handler code here
	m_euDrawType=DRAW_LINE;	
	m_nSelect=0;
}

void CTest1View::OnDrawCircle() 
{
	// TODO: Add your command handler code here
	m_euDrawType=DRAW_CIRCLE;

}

void CTest1View::OnDrawRectangle() 
{
	// TODO: Add your command handler code here
	m_euDrawType=DRAW_RECTANGLE;
	
}

void CTest1View::OnDrawTuoyuan() 
{
	// TODO: Add your command handler code here
	m_euDrawType=DRAW_TUOYUAN;
}

void CTest1View::OnPenWidth1() 
{
	// TODO: Add your command handler code here
	m_nPenWidth=1;
	m_nSelect=0;

	
}

void CTest1View::OnPenWidth3() 
{
	// TODO: Add your command handler code here
	m_nPenWidth=3;
	m_nSelect=0;

}

void CTest1View::OnPenWidth5() 
{
	// TODO: Add your command handler code here
	m_nPenWidth=5;
	m_nSelect=0;

}

void CTest1View::OnPenWidth7() 
{
	// TODO: Add your command handler code here
	m_nPenWidth=7;
	m_nSelect=0;

}

void CTest1View::OnPenDot() 
{
	// TODO: Add your command handler code here
	m_nPenType=PS_DOT;
	m_nSelect=0;

}

void CTest1View::OnPenDush() 
{
	// TODO: Add your command handler code here
	m_nPenType=PS_DASH;
	m_nSelect=0;

}

void CTest1View::OnPenSolid() 
{
	// TODO: Add your command handler code here
	m_nPenType=PS_SOLID;
	m_nSelect=0;

}

void CTest1View::OnBrushSolid() 
{
	// TODO: Add your command handler code here
	m_nSelect=1;

}

void CTest1View::OnDrawGetcolor() 
{
	// TODO: Add your command handler code here
	CColorDialog dlg;
	if (dlg.DoModal() == IDOK)
	{
		m_crColor = dlg.GetColor();
	}
}

void CTest1View::OnPen() 
{
	// TODO: Add your command handler code here
	m_nSelect=0;

}
 
void CTest1View::OnDrawDelet() 
{
	// TODO: Add your command handler code here
	m_euOperator=OPER_MOVE;
}

void CTest1View::OnDrawMove() 
{
	// TODO: Add your command handler code here
	m_euOperator=OPER_SELECT;
//	m_bMoveSelect=true;
}

void CTest1View::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	char Ischar;
	Ischar=char(nChar);
	if(Ischar==VK_DELETE)
	{
/*
		for(m_ptFirst=m_listRecord.GetTailPosition();(m_ptFirst=m_ptEnd)!==NULL)	
		pObject=m_listRecord.GetAt(m_ptEnd);
		m_listRecord.RemoveAt(m_ptEnd);
		delete pObject;*/

	}
	


	
	CView::OnKeyDown(nChar, nRepCnt, nFlags);
}