VC++编程绘图作业.docVIP

VC++编程绘图作业 老师： 班级： 姓名： 学号： 日期：2010-12-29 第一题 // CMy091625View drawing void CMy091625View::OnDraw(CDC* pDC) { CMy091625Doc* pDoc = GetDocument(); ASSERT_VALID(pDoc); // TODO: add draw code for native data here pDC-SetMapMode(7); //pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(300,250); pDC-SetWindowExt(50,100); pDC-SetViewportExt(100,-100); int pp[14][2]={0,0,0,120,-240,0,240,0,0,120,-160,0, -160,40,-80,0,-80,80,0,0,80,80,80,0,160,40,160,0}; pDC-MoveTo(pp[0][0],pp[0][1]); for(int i=1;i=4;i++){pDC-LineTo(pp[i][0],pp[i][1]);} pDC-MoveTo(pp[5][0],pp[5][1]); for(i=6;i=13;i++){pDC-LineTo(pp[i][0],pp[i][1]);}} 第二题 // CMy091625View drawing void CMy091625View::OnDraw(CDC* pDC) {CMy091625Doc* pDoc = GetDocument(); ASSERT_VALID(pDoc); // TODO: add draw code for native data here CRect rc; GetClientRect(rc); pDC-SetMapMode(7); pDC-SetViewportOrg(rc.right/2,rc.bottom/2); pDC-SetWindowExt(100,100); pDC-SetViewportExt(100,-100); CPen *pPen,*pOldPen; pPen=new CPen(PS_SOLID,3,RGB(0,0,0)); pOldPen=(CPen*)pDC-SelectObject(pPen); int i; double x[10]={0},y[10]={0},r1=100,r2=38.2; for(i=0;i10;i++) {if(i%2==0) {x[i]=(int)r1*cos(1.5707963+i*3.1415926/5); y[i]=(int)r1*sin(1.5707963+i*3.1415926/5);} else {x[i]=(int)r2*cos(1.5707963+0.6283185+(i-1)*3.1415/5); y[i]=(int)r2*sin(1.5707963+0.6283185+(i-1)*3.1415/5);}} pDC-MoveTo((int)x[0],(int)y[0]); for(i=1;i10;i++) pDC-LineTo((int)x[i],(int)y[i]); pDC-LineTo((int)x[0],(int)y[0]); for(i=0;i5;i++) { pDC-MoveTo((int)x[i],(int)y[i]); pDC-LineTo((int)x[i+5],(int)y[i+5]);} pDC-SelectObject(pOldPen); delete pPen;} 第三题 // CMy09wangliView drawing void CMy09wangliView::OnDraw(CDC* pDC) { CMy09wangliDoc* pDoc = GetDocument(); ASSERT_VALID(pDoc); // TODO: add draw code for native data here CPen *pPen,*pOldPen; int c[15]= { RGB(255,0,0),RGB(128,0,0),RGB(0,255,0), RGB(0,128,0),RGB(0,0,255),RGB(0,0,128), RGB(255,255,0),RGB(128,255,80),RGB(0,255,255),