词条 | getbkcolor |
释义 | 函数原型: int fat getbkcolor(void) 函数功能: 得到当前背景颜色 函数返回: 颜色值含义如下: 0 - BLACK 黑 深色0 - 7 1 - BLUE 兰 2 - GREEN 绿 3 - CYAN 青 4 - RED 红 5 - MAGENTA 洋红 6 - BROWN 棕 7 - LIGHTGRAY 淡灰 8 - DARKGRAY 深灰 淡色8 - 15 9 - LIGHTBLUE 淡兰 10 - LIGHTGREEN 淡绿 11 - LIGHTCYAN 淡青 12 - LIGHTRED 淡红 13 - LIGHTMAGENTA 淡洋红 14 - YELLOW 黄 15 - WHITE 白 程序例: #include <graphics.h> #include <stdlib.h> #include <string.h> #include <stdio.h> #include <conio.h> int main(void) { /* request auto detection */ int gdriver = DETECT, gmode, errorcode; int bkcolor, midx, midy; char bkname[35]; /* initialize graphics and local variables */ initgraph(&gdriver, &gmode, ""); /* read result of initialization */ errorcode = graphresult(); /* an error occurred */ if (errorcode != grOk) { printf("Graphics error: %s\", grapherrormsg(errorcode)); printf("Press any key to halt:"); getch(); /* terminate with an error code */ exit(1); } midx = getmaxx() / 2; midy = getmaxy() / 2; setcolor(getmaxcolor()); /* for centering text on the display */ settextjustify(CENTER_TEXT, CENTER_TEXT); /* get the current background color */ bkcolor = getbkcolor(); /* convert color value into a string */ itoa(bkcolor, bkname, 10); strcat(bkname, " is the current background color."); /* display a message */ outtextxy(midx, midy, bkname); /* clean up */ getch(); closegraph(); return 0; } |
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