void run()
{
quit = false;
CL_DisplayWindowDescription window_desc;
window_desc.set_size(CL_Size(1920, 1080), true);
window_desc.set_title("Luna");
CL_DisplayWindow window(window_desc);
CL_Slot slot_quit = window.sig_window_close().connect(this, &RootWindow::on_window_close);
CL_GraphicContext gc = window.get_gc();
CL_InputDevice keyboard = window.get_ic().get_keyboard();
CL_FontDescription font_desc;
font_desc.set_typeface_name("Monospace");
font_desc.set_height(16);
CL_Font_System font(gc, font_desc);
CL_FontMetrics fmetrics = font.get_font_metrics();
int fntWidth = fmetrics.get_max_character_width();
CL_SpriteDescription spr_desc;
spr_desc.add_frame(CL_ImageProviderFactory::load("spaceship.png"));
CL_Sprite node(gc, spr_desc);
node.set_play_loop(true);
node.set_play_pingpong(false);
node.set_frame(0);
CL_Image pict(gc,"stars.jpg");
x = gc.get_width() / 2 ;
y = gc.get_height() / 2 ;
U = 0;
W = 0;
V = 0;
H = 0;
step = 0.2;
while (!quit)
{
if(keyboard.get_keycode(CL_KEY_ESCAPE) == true)
quit = true;
if(keyboard.get_keycode(CL_KEY_LEFT) == true)
U -= step ;
if(keyboard.get_keycode(CL_KEY_RIGHT) == true)
U += step ;
if(keyboard.get_keycode(CL_KEY_UP) == true)
V -= step ;
if(keyboard.get_keycode(CL_KEY_DOWN) == true)
V += step ;
if(x < -node.get_width()) {
x = gc.get_width();
}
else if(x > gc.get_width()) {
x = -node.get_width();
}
else
x += U ;
if(y < step) {
y = step;
V = 0;
}
else if(y > gc.get_height()-node.get_height()) {
y = gc.get_height()-node.get_height();
V = 0;
}
else
y += V;
gc.clear();
pict.draw(gc,W,H);
pict.draw(gc,W,H-gc.get_height() );
pict.draw(gc,W-gc.get_width(),H );
H++ ;
if( H > gc.get_height() ) H = 0;
node.draw(gc, x, y);
CL_String velocity = cl_format("Velocity U[%1] V[%2] --- Coordinate X[%3] Y[%4] --- Origin W[%5] H[%6]",U,V,x,y,W,H);
font.draw_text(gc, gc.get_width()/2 - (velocity.length() * fntWidth)/2, 16, velocity);
window.flip();
CL_KeepAlive::process();
CL_System::sleep(10);
}
}
