zhangfujk02view.cpp

自己作的程序很使用的大家快去下载把,多多提出意见啊

// zhangfujk02View.cpp : implementation of the CZhangfujk02View class
//

#include "stdafx.h"
#include "zhangfujk02.h"

#include "zhangfujk02Doc.h"
#include "zhangfujk02View.h"
#include "MainFrm.h"
#include "ColorSetDlg.h"
#include "zhangfu.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View

IMPLEMENT_DYNCREATE(CZhangfujk02View, CView)

BEGIN_MESSAGE_MAP(CZhangfujk02View, CView)
	//{{AFX_MSG_MAP(CZhangfujk02View)
	ON_WM_MOUSEMOVE()
	ON_COMMAND(IDM_MIDCIRCLE, OnMidcircle)
	ON_COMMAND(IDM_BRECIRCLE, OnBrecircle)
	ON_COMMAND(IDM_COLORSET, OnColorset)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View construction/destruction

CZhangfujk02View::CZhangfujk02View()
{
	// TODO: add construction code here
	RValue=255;
	GValue=0;
	BValue=255;
}

CZhangfujk02View::~CZhangfujk02View()
{
}

BOOL CZhangfujk02View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View drawing

void CZhangfujk02View::OnDraw(CDC* pDC)
{
	CZhangfujk02Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View printing

BOOL CZhangfujk02View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CZhangfujk02View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CZhangfujk02View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View diagnostics

#ifdef _DEBUG
void CZhangfujk02View::AssertValid() const
{
	CView::AssertValid();
}

void CZhangfujk02View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CZhangfujk02Doc* CZhangfujk02View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CZhangfujk02Doc)));
	return (CZhangfujk02Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CZhangfujk02View message handlers

//鼠标移动函数
void CZhangfujk02View::OnMouseMove(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default

	//状态栏显示
	CString str;
	CMainFrame *pFrame=(CMainFrame*)AfxGetApp()->m_pMainWnd;
	CStatusBar *pStatus=&pFrame->m_wndStatusBar;
	if(pStatus)
	{
		str.Format("X=%d",point.x);
		pStatus->SetPaneText(2,str);
		str.Format("Y=%d",point.y);
		pStatus->SetPaneText(3,str);
	}
	CView::OnMouseMove(nFlags, point);
}
//中点画圆
void CZhangfujk02View::OnMidcircle() 
{
	// TODO: Add your command handler code here
	m_Method=0;
	UpdateData();
}
//Bresenham算法
void CZhangfujk02View::OnBrecircle() 
{
	// TODO: Add your command handler code here
	m_Method=1;
	UpdateData();
}
//将颜色设置变量传到View类中
void CZhangfujk02View::OnColorset() 
{
	// TODO: Add your command handler code here
	CColorSetDlg dlg;
	if(dlg.DoModal()==IDOK)
	{
		RValue=dlg.m_RValue;
		GValue=dlg.m_GValue;
		BValue=dlg.m_BValue;
	}
}
//鼠标按下函数
void CZhangfujk02View::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default

	m_PointOrigin.x=point.x;
	m_PointOrigin.y=point.y;
	m_Dragging=1;


	CView::OnLButtonDown(nFlags, point);
}
//鼠标抬起函数
void CZhangfujk02View::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	if(m_Dragging)
	{
		m_Dragging=0;
		CDC *pDC=GetDC();
		int r=abs(point.x-m_PointOrigin.x);
		zhangfu zf;
		switch(m_Method)
		{
		case 0:
			zf.MIDCircle(pDC,m_PointOrigin.x,m_PointOrigin.y,r,RValue,GValue,BValue);
			break;
		case 1:
			zf.BresenhamCircle(pDC,m_PointOrigin.x,m_PointOrigin.y,r,RValue,GValue,BValue);
			break;
		}
		ReleaseDC(pDC);
	}
	CView::OnLButtonUp(nFlags, point);
}