a.c

house.c

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

inline void initWindow(){
    cleardevice();
    setlinestyle(SOLID_LINE, 0, THICK_WIDTH);
    setbkcolor(BLACK);
    return;
}

inline void renderBottomLine(int x, int y, int i){
    line(i+x-270,y+150,i+x,y+150);
    return;
}

inline void renderHouseBorders(int x, int y, int i){
    line(i+x-270,y+150,i+x-270,y-55); // left-border
    line(i+x,y+150,i+x,y-55); // right-border
}

inline void renderHouseRoof(int x, int y, int i){
    line(i+x-285,y-47,i+x-135,y-120); // left lines of the roof.
    line(i+x-285, y-65, i+x-135, y-140);

    line(i+x+15,y-47,i+x-135,y-120); // right lines of the roof.
    line(i+x+15, y-65, i+x-135,y-140);

}

inline void renderDoor(int x, int y, int i){
    rectangle(i+x-170,y+30,i+x-100,y+150); // just the door.
}

inline void renderWindows(int x, int y, int i){
    rectangle(i+x-250,y+20,i+x-200,y+70); // left window
    floodfill(i+x-250,y+20,y+70);
    rectangle(i+x-70,y+20,i+x-20,y+70); //right window
}

inline void renderHouse(int i)
{
    int x, y;
    x = getmaxx() / 2;
    y = getmaxy() / 2;

    initWindow();

    renderBottomLine(x, y, i);
    renderHouseBorders(x, y, i);
    renderHouseRoof(x, y, i);
    renderDoor(x, y, i);
    renderWindows(x, y, i);
    delay(10); // rendering rectangle takes some time. So, wait for it.
    outtextxy(i+x-160,y, "Home");
    delay(10); // text-rendering is slow.
}

inline void move_left(int);

inline void move_right(int max){
    for(int i=0;i <= max-350;i++){
        renderHouse(i);
    }
    move_left(max);
}

inline void move_left(int max){
    for (int i=max-350;i>=0;i--)
    {
        renderHouse(i);
    }
    move_right(max);

}

inline void animateHouse(int max)
{
    move_right(max); // go right first and then the left.
}

int main()
{
    int gdriver = VGA, gmode = VGAHI;
    initgraph(&gdriver, &gmode, "");

    setcolor(BROWN);
    register int max;
    max = getmaxx();
    animateHouse(max);

    getch();
    closegraph();
}