如果想显示窗体的 使用GDI 的API函数就可以了
推荐你看下windows程序设计第五版
/*请不要看完了就走人*//*帮帮忙,采纳我的答案!*/
#include<stdio.h>
#include<math.h>
main(){
double
y
int
x,m,i
printf("y=sin(x)
[0<x<2*pi]\n")
for(y=1y>=-1y-=0.1){
if(y>=0){
m=asin(y)*10
for(x=1x<mx++)printf("
")
printf("*",m)
for(x<31-mx++)printf("
")
printf("*\n")}
else{
m=-1*asin(y)*10
for(i=0i<32i++)printf("
")
for(x=1x<mx++)printf("
")
printf("*",m)
for(x<31-mx++)printf("
")
printf("*\n",m)
}
}
}
TC下调试通过/*******************************************************
*Author:Wacs5
*Date:20090105(YYYY-MM-DD)
*Function:画简易的曲线图 *********************************************************/
#include <stdio.h>
#include <conio.h>
#include <stdlib.h>
#include <math.h>
#include <Graphics.h>
#define n 8
int main()
{
int i,j
float data[]={7,3,12,6,9,5,8,11}
char str[40]
int gdrive=DETECT,gmode,errorcode
int maxx,maxy
int perx,pery
int x0,x1,y0,y1
int coloraxis=2,colorline=3
float mindata,maxdata,ndata
initgraph(&gdrive,&gmode,"") /*初始化设备*/
if ((errorcode=graphresult())!=grOk) /*查错*/
{
printf("Graphics error:%s\nPress any key to exit:",grapherrormsg(errorcode))
getch()
exit(1)
}
maxx=getmaxx()
maxy=getmaxy()
mindata=maxdata=data[0]
for (i=1i<ni++)
{
if (mindata>data[i])
mindata=data[i]
if (maxdata<data[i])
maxdata=data[i]
}
mindata=floor(mindata)
maxdata=ceil(maxdata)
perx=maxx/(n+4)
pery=maxy/(maxdata-mindata+4)
x0=2*perx
y0=maxy-2*pery
x1=maxx-2*perx
y1=2*pery
setcolor(coloraxis)
line(x0,y0,x1,y0)
line(x0,y0,x0,y1)
line(x1,y0,x1-4,y0+3)
line(x1,y0,x1-4,y0-3)
line(x0,y1,x0+3,y1+4)
line(x0,y1,x0-3,y1+4)
settextjustify(CENTER_TEXT,TOP_TEXT)
for (i=0i<ni+=n/3)
{
j=x0+i*perx
line(j,y0,j,y0+2) /*刻度线*/
sprintf(str,"%d",i)
outtextxy(j,y0+4,str)
}
settextjustify(RIGHT_TEXT,CENTER_TEXT)
for (i=(maxdata-mindata)/3i<=maxdata-mindatai+=(maxdata-mindata)/3)
{
j=y0-i*pery
line(x0,j,x0-2,j) /*刻度线*/
sprintf(str,"%d",(int)mindata+i)
outtextxy(x0-4,j,str)
}
setcolor(colorline)
x1=x0+perx
y1=y0-(data[0]-mindata)*pery
circle(x1,y1,2)
moveto(x1,y1)
i=1
do
{
x1+=perx
y1=y0-(data[i]-mindata)*pery
lineto(x1,y1)
circle(x1,y1,2)
moveto(x1,y1)
i++
}while(i<n)
getch()
closegraph()
return 0
}