用图形绘制条形图的C程序。 图表是使用填充有不同样式和颜色的条形绘制的。

C程序

#include <graphics.h>
#include <conio.h>


int main()
{
   int gd = DETECT, gm;

   initgraph(&gd, &gm, "C:\\TC\\BGI");

   setcolor(YELLOW);
   rectangle(0,30,639,450);
   settextstyle(SANS_SERIF_FONT,HORIZ_DIR,2);
   setcolor(WHITE);
   outtextxy(275,0,"Bar Chart");

   setlinestyle(SOLID_LINE,0,2);

   line(100,420,100,60);
   line(100,420,600,420);
   line(90,70,100,60);
   line(110,70,100,60);
   line(590,410,600,420);
   line(590,430,600,420);

   outtextxy(95,35,"Y");
   outtextxy(610,405,"X");
   outtextxy(85,415,"O");

   setfillstyle(LINE_FILL,BLUE);
   bar(150,100,200,419);

   setfillstyle(XHATCH_FILL,RED);
   bar(225,150,275,419);

   setfillstyle(WIDE_DOT_FILL,GREEN);
   bar(300,200,350,419);

   setfillstyle(INTERLEAVE_FILL,MAGENTA);
   bar(375,125,425,419);

   setfillstyle(HATCH_FILL,BROWN);
   bar(450,175,500,419);

   getch();
   return 0;
}