Pixel-Composer/scripts/animation_controller/animation_controller.gml

#region anomation class
	function AnimationManager() constructor {
		frames_total	= 30;
		current_frame	= 0;
		real_frame		= 0;
		time_since_last_frame = 0;
		framerate		= 30;
		is_playing		= false;
		frame_progress	= false;
		play_freeze		= 0;
		
		rendering = false;
		playback = ANIMATOR_END.loop;
		
		static setFrame = function(frame) {
			var _c = current_frame;
			frame = clamp(frame, 0, frames_total);
			real_frame = frame;
			current_frame = round(frame);
			
			if(current_frame == frames_total) {
				if(playback == ANIMATOR_END.stop || rendering) {
					is_playing = false;
					rendering = false;
				} else
					setFrame(0);
			}
			
			if(_c != current_frame) {
				frame_progress = true;
				time_since_last_frame = 0;
				UPDATE = RENDER_TYPE.full;
			} else 
				frame_progress = false;
		}
	}
#endregion

#region object
	enum ANIMATOR_END {
		loop,
		stop
	}
	
	globalvar ANIMATOR;
	ANIMATOR = new AnimationManager();
#endregion