cgraphics6.c

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

int main() {
        int gdriver = DETECT, gmode, err;
        int i, midx, midy;

        initgraph(&gdriver, &gmode, "C:/TURBOC3/BGI");
        err = graphresult();

        if (err != grOk) {
                printf("Graphics Error: %s\n",
                                grapherrormsg(err));
                return 0;
        }

        midx = getmaxx() / 2;
        midy = getmaxy() / 2;

        for (i = 1; i <= 15; i++) {
                if (i == DARKGRAY)
                        continue;

                setcolor(i);
                setfillstyle(SOLID_FILL, i);

                line(midx, midy - 100, midx + 30, midy);
                line(midx, midy - 100, midx, midy + 30);
                line(midx + 30, midy, midx, midy + 30);
                floodfill(midx + 1, midy + 1, i);

                setcolor(DARKGRAY);
                setfillstyle(SOLID_FILL, DARKGRAY);
                line(midx + 30, midy, midx + 140, midy);
                line(midx + 30, midy, midx, midy + 30);
                line(midx + 140, midy, midx, midy + 30);
                floodfill(midx + 31, midy + 1, DARKGRAY);

                setcolor(i);
                setfillstyle(SOLID_FILL, i);
                line(midx + 140, midy, midx, midy + 30);
                line(midx + 140, midy, midx + 40, midy + 50);
                line(midx + 40, midy + 50, midx, midy + 30);
                floodfill(midx  + 40, midy + 48, i);

                setcolor(DARKGRAY);
                setfillstyle(SOLID_FILL, DARKGRAY);
                line(midx + 40, midy + 50, midx, midy + 30);
                line(midx + 40, midy + 50, midx + 110, midy + 160);
                line(midx + 110, midy + 160, midx, midy + 30);
                floodfill(midx + 40, midy + 51, DARKGRAY);

                setcolor(i);
                setfillstyle(SOLID_FILL, i);
                line(midx + 110, midy + 160, midx, midy + 30);
                line(midx + 110, midy + 160, midx, midy + 90);
                line(midx, midy + 90, midx, midy + 30);
                floodfill(midx + 1, midy + 90, i);
                setcolor(DARKGRAY);
                setfillstyle(SOLID_FILL, DARKGRAY);
                line(midx, midy + 90, midx, midy + 30);
                line(midx, midy + 30, midx - 110, midy + 160);
                line(midx - 110, midy + 160, midx, midy + 90);
                floodfill(midx - 1, midy + 90, DARKGRAY);

                setcolor(i);
                setfillstyle(SOLID_FILL, i);
                line(midx, midy + 30, midx - 110, midy + 160);
                line(midx - 40, midy + 50, midx - 110, midy + 160);
                line(midx - 40, midy + 50, midx, midy + 30);
                floodfill(midx - 38, midy + 50, i);

                setcolor(DARKGRAY);
                setfillstyle(SOLID_FILL, DARKGRAY);
                line(midx - 40, midy + 50, midx, midy + 30);
                line(midx - 140, midy, midx - 40, midy + 50);
                line(midx - 140, midy, midx, midy + 30);
                floodfill(midx - 40, midy + 48, DARKGRAY);

                setcolor(i);
                setfillstyle(SOLID_FILL, i);
                line(midx - 30, midy, midx - 140, midy);
                line(midx - 140, midy, midx, midy + 30);
                line(midx - 30, midy, midx, midy + 30);
                floodfill(midx - 30, midy + 1, i);

                setcolor(DARKGRAY);
                setfillstyle(SOLID_FILL, DARKGRAY);
                line(midx - 30, midy, midx, midy + 30);
                line(midx, midy - 100, midx - 30, midy);
                line(midx, midy - 100, midx, midy + 30);
                floodfill(midx - 28, midy, DARKGRAY);
                sleep(2);
        }

        getch();
        closegraph();

        return 0;
  }