/* HELLO.C -- Hello, world */
#include <graphics.h>
#include <stdio.h>
void save_pic(char *fn,int maxx,int maxy){
typedef long LONG;
typedef unsigned char BYTE;
typedef unsigned long DWORD;
typedef unsigned short WORD;
typedef struct tagBITMAPFILEHEADER {
WORD bfType;
DWORD bfSize;
WORD bfReserved1;
WORD bfReserved2;
DWORD bfOffBits;
} BITMAPFILEHEADER;
typedef struct tagBITMAPINFOHEADER{
DWORD biSize;
LONG biWidth;
LONG biHeight;
WORD biPlanes;
WORD biBitCount;
DWORD biCompression;
DWORD biSizeImage;
LONG biXPelsPerMeter;
LONG biYPelsPerMeter;
DWORD biClrUsed;
DWORD biClrImportant;
} BITMAPINFOHEADER;
int i,j;
FILE *fp;
BITMAPFILEHEADER bfh;
BITMAPINFOHEADER bif;
int color[16]={0,4,2,6,1,5,3,7,8,12,10,14,9,13,11,15};
unsigned char rgb[64]={0,0,0,0,0,0,128,0,0,128,0,0,0,128,128,0
,128,0,0,0,128,0,128,0,128,128,0,0,128,128,128,0
,192,192,192,0,0,0,225,0,0,255,0,0,0,255,255,0
,255,0,0,0,255,0,255,0,255,255,0,0,255,255,255,0};
union
{
unsigned char value;
struct
{
unsigned c1:4;
unsigned c2:4;
}color;
}mycolor;
bfh.bfType=0x4d42;
bfh.bfSize=153718;
bfh.bfReserved1=0;
bfh.bfReserved2=0;
bfh.bfOffBits=118;
bif.biSize=40;
bif.biWidth=640;
bif.biHeight=480;
bif.biPlanes=1;
bif.biBitCount=4;
bif.biCompression=0;
bif.biSizeImage=0;
bif.biXPelsPerMeter=0;
bif.biYPelsPerMeter=0;
bif.biClrUsed=0;
bif.biClrImportant=0;
fp=fopen(fn,"wb");
fwrite(&bfh,sizeof(bfh),1,fp);
fwrite(&bif,sizeof(bif),1,fp);
fwrite(rgb,sizeof(rgb),1,fp);
for(j=maxy-1;j>=0;j--){
for(i=0;i<maxx;i+=2){
mycolor.color.c2=color[getpixel(i,j)];
mycolor.color.c1=color[getpixel(i+1,j)];
putc(mycolor.value,fp);
}
}
fclose(fp);
}
main()
{
int gd=DETECT,gm;
int maxx,maxy,key;
registerbgidriver(EGAVGA_driver); /*用了這個函數後，妳的程序就算在下面沒指明BGI
路徑也能在每臺機器上運行，具體做法見我們論壇上貼子,<獨立圖形程序的建立>
/bbs/read.php?tid=56
不用這函數就要指明TC下BGI 的路徑*/
initgraph(&gd,&gm,"");/*如沒有完成上面步驟，""內寫上TC中 BGI路徑，如我的是d:\\tc3\\BGI*/
maxx=getmaxx()+1;
maxy=getmaxy()+1;
setcolor(14);
circle(maxx/2,maxy/2,50);
setcolor(15);
line(maxx/2-100,maxy/2-50,maxx/2+100,maxy/2-50);
save_pic("t.bmp",maxx,maxy);
getch();
closegraph();
}