VC++制图作业.docx

Visual C+土木工程制图土木工程Visual C+制图作业及讲义2-1编写在屏幕上绘制桁架示意图的程序，图上不注尺寸，图大致安放在屏幕中央。void CMy12eView:OnDraw(CDC* pDC)CMy12eDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowExt(600,600);pDC-SetViewportExt(600,-600);pDC-SetViewportOrg(rc.right/2,rc.bottom*2/3);pDC-SelectObject(p01);int pp142=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(pp00,pp01);for(int i=1;iLineTo(ppi0,ppi1); pDC-MoveTo(pp50,pp51); for(i=6;iLineTo(ppi0,ppi1); 2-215个不同颜色和半径的圆彼此相切于公共点（300，100），最小的圆半径为10，其余各圆的半径按级差10递增。试分析圆心的变化规律，并写出绘制该图的程序。void CQwView:OnDraw(CDC* pDC)CQwDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen *pPen;CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowExt(200,200);pDC-SetViewportExt(200,-200);pDC-SetViewportOrg(rc.right/2,rc.bottom/3);pDC-SelectStockObject(HOLLOW_BRUSH);int pp153=0,0,0,0,0,255,0,0,128,0,255,0,0,128,0,0,255,255,0,128,128,255,0,0,128,0,0,255,0,255,128,0,128,255,255,0,128,128,0,128,128,128,192,192,192;int p15=90,80,70,60,50,40,30,20,10,0,-10,-20,-30,-40,-50;int i,r=0;for(i=0;iMoveTo(0,pi);pPen=new CPen(PS_SOLID,3,RGB(ppi0,ppi1,ppi2);pDC-SelectObject(pPen);pDC-Ellipse(-r,pi-r,r,pi+r);delete pPen;2-3编写在屏幕上绘制左图所示五角星的程序，10个顶点的坐标按等分大，小圆周通过计算得到。设大圆半径r1=100,小圆半径r2=38.2，各顶点的编号及角度关系示于右图。#include math.hvoid CMy2wsView:OnDraw(CDC* pDC)CMy2wsDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right/2,rc.bottom/2);pDC-SetWindowExt(200,200); pDC-SetViewportExt(400,-400);pDC-SelectObject(p01);pDC-MoveTo(0,100);double pp112=0,100,-38.2*sin(0.2*3.1415926),38.2*cos(0.2*3.1415926),-100*sin(0.4*3.1415926),100*cos(0.4*3.1415926),-38.2*sin(0.6*3.1415926),38.2*cos(0.6*3.1415926),-100*sin(0.8*3.1415926),100*cos(0.8*3.1415926),-38.2*sin(1*3.1415926),38.2*cos(1*3.1415926),-100*sin(1.2*3.1415926),100*cos(1.2*3.1415926),-38.2*sin(1.4*3.1415926),38.2*cos(1.4*3.1415926),-100*sin(1.6*3.1415926),100*cos(1.6*3.1415926),-38.2*sin(1.8*3.1415926),38.2*cos(1.8*3.1415926),-100*sin(2*3.1415926),100*cos(2*3.1415926);pDC-MoveTo(int)pp00,(int)pp01);for(int i=0;iLineTo(int)ppi0,(int)ppi1);for(int j=0;jMoveTo(0,0);pDC-LineTo(int)ppj0,(int)ppj1);2-4.编写在屏幕上绘制钢结构构件断面图的程序，不注尺寸，角钢两肢端部画成1/4圆弧，两肢相交处的小圆角不画。void CMy0View:OnDraw(CDC* pDC)CMy0Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowExt(200,200);pDC-SetViewportExt(400,-400);pDC-SetWindowOrg(0,0);pDC-SetViewportOrg(rc.right/2,3*rc.bottom/4);pDC-SelectObject(p01);POINT pa4=90,0,10,0,0,0,-80,0;POINT pb4=0,0,0,100,10,100,10,0;POINT pc3=-70,10,-10,10,-10,70;POINT pd3=80,10,20,10,20,70;pDC-Polyline(pa,4);pDC-Polyline(pb,4);pDC-Polyline(pc,3);pDC-Polyline(pd,3);pDC-Arc(-80,10,-60,-10,-70,10,-80,0);pDC-Arc(90,-10,70,10,90,0,80,10);pDC-Arc(-10,80,10,60,0,80,-10,70);pDC-Arc(20,60,0,80,20,70,10,80);2-5编写在屏幕中央绘制下图所示月亮门的程序，图上不注尺寸。#include math.hvoid CMy12eView:OnDraw(CDC* pDC)CMy12eDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data here CRect r ; GetClientRect(r);CPen *p01,*p02;/p01.CreatePen(0,8,RGB(255,255,0);/p02.CreatePen(PS_DASH,4,RGB(0,0,255);/p03.CreatePen(3,0,RGB(255,0,0);pDC-SetMapMode(7);pDC-SetWindowExt(200,100);pDC-SetViewportExt(200,-100);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(r.right/2,r.bottom*1/2);int pp102=0,125, -280,125, -280,-100, 280,-100, 280,125, 0,125, -60,0, -60,-100, 60,0,60,-100;pp00=-sqrt(150*150-125*125);pp50=-pp00;pp61=-sqrt(100*100-60*60);pp81=pp61;p01=new CPen(0,5,RGB(0,0,0);p02=pDC-SelectObject(p01);pDC-MoveTo(pp00,pp01);for(int i=1;iLineTo(ppi0,ppi1);pDC-MoveTo(pp60,pp61); pDC-LineTo(pp70,pp71);pDC-MoveTo(pp80,pp81); pDC-LineTo(pp90,pp91);pDC-Arc(-150,-150,150,150,pp50,pp51,pp00,pp01);pDC-Arc(-100,-100,100,100,pp80,pp81,pp60,pp61); pDC-SelectObject(p02);delete p01;p01=new CPen(1,0,RGB(0,0,0);p02=pDC-SelectObject(p01);pDC-MoveTo(-120,0); pDC-LineTo(120,0); pDC-MoveTo(0,-120); pDC-LineTo(0,170);pDC-SelectObject(p02);delete p01; 2-6.下图由同心的半圆和椭圆弧组成，设圆的半径为70，椭圆的长半径为140，短半径为50，试编写绘制该图的程序。#include math.h#define x(i) a*cos(i)#define y(i) b*sin(i)void CDfcView:elli(int x0, int y0, double a, double b, double r)CClientDC dc(this);CRect rc ; GetClientRect(rc);dc.SetMapMode(7);dc.SetWindowExt(200,200);dc.SetViewportExt(400,-400);dc.SetWindowOrg(0,0);dc.SetViewportOrg(rc.right/2,rc.bottom/2);dc.Arc(-70,-70,70,70,70,0,-70,0);for (double i=0;i0&sqrt(xf*xf+yf*yf)SetMapMode(7);pDC-SetWindowExt(200,200);pDC-SetViewportExt(400,-400);pDC-SetWindowOrg(0,0);pDC-SetViewportOrg(rc.right/2,rc.bottom/2);pDC-Arc(-70,-70,70,70,70,0,-70,0);elli(0,0,140,50,70);2-7.下面左图所示是球面及其上均匀分布的经线和纬线的正面投影，借助于右图所示投影关系可以算出正面投影上椭圆的长，短半径，试编写绘制左图的绘图程序。void CCxsView:OnDraw(CDC* pDC)CCxsDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc ; GetClientRect(rc);pDC-SetMapMode(7);pDC-SetWindowExt(200,200);pDC-SetViewportExt(400,-400);pDC-SetWindowOrg(0,0);pDC-SetViewportOrg(rc.right/2,rc.bottom/2);pDC-SelectObject(p01);pDC-Ellipse(-90,-90,90,90);pDC-MoveTo(0,90);pDC-LineTo(0,-90);pDC-MoveTo(-67.08,60);pDC-LineTo(67.08,60);pDC-MoveTo(-84.85,30);pDC-LineTo(84.85,30);pDC-MoveTo(-90,0);pDC-LineTo(90,0);pDC-MoveTo(-84.85,-30);pDC-LineTo(84.85,-30);pDC-MoveTo(-67.08,-60);pDC-LineTo(67.08,-60);pDC-Arc(-77.94,-90,77.94,90,0,-90,0,-90);pDC-Arc(-45,-90,45,90,0,90,0,90);2-8.将极坐标方程R=COS1.5 (=020）曲线上各点与极心相连，得一辐射状曲线。设放大系数为120.试编写在屏幕中央绘制该图的程序。#include math.h#define x(t) 120*cos(1.5*t)*cos(t)#define y(t) 120*cos(1.5*t)*sin(t)void CGfbView:OnDraw(CDC* pDC)CGfbDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCBrush b01(3,RGB(0,0,255),b02(5,RGB(255,0,0);CPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right*1/2,rc.bottom*1/2);pDC-SetWindowExt(100,100); pDC-SetViewportExt(100,-100); pDC-SelectObject(p01);for(double t=0;tMoveTo(x(t),y(t);elsepDC-LineTo(x(t),y(t); 2-9.将画圆百叶窗正面图的程序作适当的改造，对其中算出的各水平弦端点的坐标绕圆心逆时针旋转45的变换，它将成为绘制圆形断面上剖面线的程序。试写出改造后的程序。void CRView:OnDraw(CDC* pDC)CRDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);int r=70,R=75;double x,y,x1,y1,x2,y2; pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right/2,rc.bottom/2);pDC-SetWindowExt(100,100); pDC-SetViewportExt(200,-200);pDC-SelectObject(p01);pDC-Ellipse(-R,-R,R,R); pDC-Ellipse(-r,-r,r,r); for(y=-r;yMoveTo(-x,y); /pDC-LineTo(x,y); x1=x*cos(45*3.141592654/180)-y*sin(45*3.141592654/180); y1=x*sin(45*3.141592654/180)+y*cos(45*3.141592654/180); x2=-x*cos(45*3.141592654/180)-y*sin(45*3.141592654/180); y2=-x*sin(45*3.141592654/180)+y*cos(45*3.141592654/180); pDC-MoveTo(x1,y1);pDC-LineTo(x2,y2); 2-10.用错切变换的方法可将下面左图变换成右图，设错切系数为0.4，试编写根据左图画成右图的程序。void CEDCView:OnDraw(CDC* pDC)CEDCDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right*1/2,rc.bottom*2/3);pDC-SetWindowExt(100,100); pDC-SetViewportExt(200,-200); pDC-SelectObject(p01);pDC-MoveTo(-100,-40);pDC-LineTo(100,40);pDC-MoveTo(-100,25);pDC-LineTo(100,105);for(int i=-100;iMoveTo(i,0.4*i-20);pDC-LineTo(i,65+0.4*i);for(int t=-80;tMoveTo(t,0.4*t);pDC-LineTo(t,65+0.4*t);2-11.椭圆绕中心逆时针旋转，每次转动/8，转动8次画出下图所示图形。设椭圆的长半径为100，短半径为40，试编写绘制该图的程序。#include math.h#define x(t) 100*cos(t)*cos(i)-40*sin(t)*sin(i)#define y(t) 100*cos(t)*sin(i)+40*sin(t)*cos(i)void CDView:OnDraw(CDC* pDC)CDDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right*1/2,rc.bottom*1/2);pDC-SetWindowExt(100,100); pDC-SetViewportExt(200,-200);pDC-SelectObject(p01);for(double i=0;i=3,1415926;i+=0.3927)for(double t=0;tMoveTo(int)x(t),(int)y(t);else pDC-LineTo(int)x(t),(int)y(t);2-12.编程绘制大门，并在门的上方书写文本“欢迎参观指导”。void CQwView:OnDraw(CDC* pDC)CQwDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data heredouble i; CPen p01(0,2,RGB(0,0,0);CRect rc;GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0);pDC-SetViewportOrg(rc.right/2,rc.bottom/1.2);pDC-SetWindowExt(500,500);pDC-SetViewportExt(500,-500);pDC-SelectObject(p01);int pp212=0,0, 315,0, 165,0, 165,200, 215,200, 215,0, 215,3, 215,142, 215,145,165,210, 215,210, 235,3, 155, 200, 155,210 , 225,210,315,3, 315,142, 315,145, 235,142, 225,200 , 190,210; pDC-MoveTo(pp00,pp01);pDC-LineTo(pp10,pp11);pDC-MoveTo(pp20,pp21);pDC-LineTo(pp30,pp31);pDC-MoveTo(pp30,pp31);pDC-LineTo(pp40,pp41);pDC-MoveTo(pp40,pp41);pDC-LineTo(pp50,pp51);pDC-MoveTo(pp30,pp31);pDC-LineTo(pp120,pp121);pDC-MoveTo(pp120,pp121);pDC-LineTo(pp130,pp131);pDC-MoveTo(pp130,pp131);pDC-LineTo(pp140,pp141);pDC-MoveTo(pp140,pp141);pDC-LineTo(pp190,pp191);pDC-MoveTo(pp190,pp191);pDC-LineTo(pp40,pp41);pDC-MoveTo(pp60,pp61);pDC-LineTo(pp150,pp151);pDC-MoveTo(pp70,pp71);pDC-LineTo(pp160,pp161);pDC-MoveTo(pp80,pp81);pDC-LineTo(pp170,pp171);for(i=0;iMoveTo(pp110+20*i,pp111);pDC-LineTo(pp180+20*i,pp181);pDC-Arc(165,185, 215,235, pp100,pp101, pp90,pp91);pDC-MoveTo(-pp00,pp01);pDC-LineTo(-pp10,pp11);pDC-MoveTo(-pp20,pp21);pDC-LineTo(-pp30,pp31);pDC-MoveTo(-pp30,pp31);pDC-LineTo(-pp40,pp41);pDC-MoveTo(-pp40,pp41);pDC-LineTo(-pp50,pp51);pDC-MoveTo(-pp30,pp31);pDC-LineTo(-pp120,pp121);pDC-MoveTo(-pp120,pp121);pDC-LineTo(-pp130,pp131);pDC-MoveTo(-pp130,pp131);pDC-LineTo(-pp140,pp141);pDC-MoveTo(-pp140,pp141);pDC-LineTo(-pp190,pp191);pDC-MoveTo(-pp190,pp191);pDC-LineTo(-pp40,pp41);pDC-MoveTo(-pp60,pp61);pDC-LineTo(-pp150,pp151);pDC-MoveTo(-pp70,pp71);pDC-LineTo(-pp160,pp161);pDC-MoveTo(-pp80,pp81);pDC-LineTo(-pp170,pp171);for(i=0;iMoveTo(-pp110-20*i,pp111);pDC-LineTo(-pp180-20*i,pp181);pDC-Arc(-215,185, -165,235, -pp90,pp91, -pp100,pp101);pDC-SetTextColor(RGB(255,0,0);pDC-SetTextCharacterExtra(4);pDC-SelectStockObject(OEM_FIXED_FONT);pDC-TextOut(-50,250,欢迎参观指导);创建画笔#include math.hvoid CHhhh01View:OnDraw(CDC* pDC)CHhhh01Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data here CRect r ; GetClientRect(r);CPen p01(0,8,RGB(0,0,0),p02(1,0,RGB(255,0,0);/p01.CreatePen(0,8,RGB(255,255,0);/p02.CreatePen(PS_DASH,4,RGB(0,0,255);/p03.CreatePen(3,0,RGB(255,0,0);pDC-SetMapMode(7);pDC-SetWindowExt(200,100);pDC-SetViewportExt(100,-50);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(r.right/2,r.bottom/2);int pp102=0,125, -280,125, -280,-100, 280,-100, 280,125, 0,125, -60,0, -60,-100, 60,0,60,-100;pp00=-sqrt(150*150-125*125);pp50=-pp00;pp61=-sqrt(100*100-60*60);pp81=pp61; pDC-SelectObject(p01);pDC-MoveTo(pp00,pp01);for(int i=1;iLineTo(ppi0,ppi1);pDC-MoveTo(pp60,pp61); pDC-LineTo(pp70,pp71);pDC-MoveTo(pp80,pp81); pDC-LineTo(pp90,pp91);pDC-Arc(-150,-150,150,150,pp50,pp51,pp00,pp01);pDC-Arc(-100,-100,100,100,pp80,pp81,pp60,pp61); pDC-SelectObject(p02); pDC-MoveTo(-110,0); pDC-LineTo(110,0); pDC-MoveTo(0,-110); pDC-LineTo(0,160);polylinepolygonvoid CHh1101View:OnDraw(CDC* pDC) CHh1101Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data hereCBrush b01(3,RGB(0,0,255);CPen *p01,*p02;CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-SetViewportOrg(rc.right/2,rc.bottom/2);pDC-SetWindowExt(100,100); pDC-SetViewportExt(400,-400); POINT pp6=20,45, -30,45, -30,15, -45,15, -45,0, 5,0;POINT pb8=5,0, 45,0, 45,15, 30,15, 30,45, 20,45, 20,10, 5,10; p01=new CPen(0,2,RGB(0,0,0);p02=pDC-SelectObject(p01);pDC-Polyline(pp,6); pDC-SelectObject(b01);pDC-Polygon(pb,8);pDC-MoveTo(pb7); pDC-LineTo(0,10);pDC-Arc(-12,27-12,12,27+12,0,27+12,0,27-12);pDC-SelectObject(p02);delete p01; p01=new CPen(3,0,RGB(255,0,0);p02=pDC-SelectObject(p01);pDC-MoveTo(0,48); pDC-LineTo(0,-3);pDC-MoveTo(-15,27); pDC-LineTo(3,27); pDC-SelectObject(p02);delete p01;曲线的绘制#include math.h#define x(t) 100*(1-pow(cos(60*t),3)*cos(t)#define y(t) 100*(1-pow(cos(60*t),3)*sin(t)void CHhh04View:OnDraw(CDC* pDC)CHhh04Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ TODO: add draw code for native data here/CBrush b01(3,RGB(0,0,255),b02(5,RGB(255,0,0);CPen p01(0,2,RGB(0,0,0);CRect rc; GetClientRect(&rc);pDC-SetMapMode(7);pDC-SetWindowOrg(0,0); pDC-