anodyne/AIR/intra/hsrc/entity/enemy/hotel/Steam_Pipe.hx

package entity.enemy.hotel 
{
import entity.gadget.Dust;
import entity.player.Player;
import flash.geom.Point;
import global.Registry;
import org.flixel.FlxGroup;
import org.flixel.FlxSprite;
class Steam_Pipe extends FlxSprite 
{
	public var xml:XML;
	public var player:Player;
	public var parent:Dynamic;
	private var dame_frame:Int;
	private var added_to_parent:Bool=false;

	private var eject_pt:Point;
	private var eject_vel:Int=50;
	public var steam_clouds:FlxGroup=new FlxGroup(6);
	public var timers:Array<Dynamic>;
	private var PUSH_VEL:Int=50;

	
	private var active_region:FlxSprite=new FlxSprite();
	private var disabled:Bool=false;
	
	
	//dame frames - DRUL
	
	//[Embed(source="../../../res/sprites/enemies/hotel/steam_pipe.png")] public static var steam_pipe_sprite:Class;
	//[Embed(source="../../../res/sprites/enemies/hotel/steam.png")] public static var steam_sprite:Class;
	
	public function new(_xml:XML,_player:Player,_parent:Dynamic)
	{
		xml=_xml;
		player=_player;
		parent=_parent;
		super(parseInt(xml.@x), parseInt(xml.@y));
		
		loadGraphic(steam_pipe_sprite, true, false, 16, 16);
		dame_frame=parseInt(xml.@frame);
		
		// Set directions and active regions(where you are pushed), and ejection points for the steam clouds
		/* ADD ANIMATIONS FOR STEAM PIPE(if any)*/
		switch(dame_frame){
			case 0:
				eject_pt=new Point(x + 2, y + Registry.HEADER_HEIGHT + 10);
				active_region=new FlxSprite(x + 3, y + 16 + Registry.HEADER_HEIGHT);
				active_region.makeGraphic(10, 16, 0xff123123);
				frame=0;facing=DOWN;
				break;
			case 1:
				eject_pt=new Point(x + 14, y + 5 + Registry.HEADER_HEIGHT);
				active_region=new FlxSprite(x + 16, y + Registry.HEADER_HEIGHT + 3);
				active_region.makeGraphic(16, 10, 0xff123123);
				addAnimation("do_something", [1], 12);
				frame=1;facing=RIGHT;
				break;
			case 2:
				eject_pt=new Point(x + 3, y - 2 + Registry.HEADER_HEIGHT);
				frame=2;facing=UP;
				active_region=new FlxSprite(x + 3, y + Registry.HEADER_HEIGHT - 16);
				active_region.makeGraphic(10, 16, 0xff123123);
				addAnimation("do_something", [2], 12);
				break;
			case 3:
				eject_pt=new Point(x - 6, y + 3 + Registry.HEADER_HEIGHT);
				frame=3;facing=LEFT;
				active_region=new FlxSprite(x - 16, y + Registry.HEADER_HEIGHT + 3);
				active_region.makeGraphic(16, 10, 0xff123123);
				addAnimation("do_something", [3], 12);
				break;
		}
		play("do_something");
		
		active_region.visible=false;
		
		timers=new Array(steam_clouds.maxSize);
		
	
		//Randomize the size of the clouds a little
		/* ADD ANIMATIONS FOR STEAM CLOU */
		for(i in 0...steam_clouds.maxSize){
			var steam_cloud:FlxSprite=new FlxSprite();
			steam_cloud.loadGraphic(steam_sprite, true, false, 16, 16);
			steam_cloud.addAnimation("s", [0, 1], 10);
			steam_cloud.play("s");
			//steam_cloud.flicker(-1);
			steam_clouds.add(steam_cloud);
			steam_cloud.x=eject_pt.x;
			steam_cloud.y=eject_pt.y;
			steam_cloud.scale.x=steam_cloud.scale.y=0.8 + 0.2 * Math.random();
			steam_cloud.width=steam_cloud.height=width * steam_cloud.scale.x;
			//steam_cloud.angle=360 * Math.random();
			timers[i]=30 + Std.int(20 * Math.random());//Timeouts for steam clouds to reset
			set_vel(steam_cloud);
		}
		
		add_sfx("pew", Registry.sound_data.fireball_group);
	
	}
	
	override public function update():Void 
	{
		if(!added_to_parent){
			added_to_parent=true;
			parent.bg_sprites.add(active_region);
			parent.fg_sprites.add(steam_clouds);
		}
		
		// dust on the active region disables the pushing effect
		disabled=false;
		for(var dust:Dust in Registry.subgroup_dust){
			if(dust !=null){
				if(dust.overlaps(active_region)&&(dust.frame !=Dust.EMPTY_FRAME)&&(dust !=player.raft)){
					disabled=true;
				}
			}
		}
		
		for(var gas:FlxSprite in Registry.subgroup_gas){
			if(gas !=null){
				for(var steam_cloud:FlxSprite in steam_clouds.members){
					if(steam_cloud !=null){
						if(gas.overlaps(steam_cloud)){
							gas.velocity.x +=0.01 * steam_cloud.velocity.x;
							gas.velocity.y +=0.01 * steam_cloud.velocity.y;
						}
					}
				}
			}
		}
		
		var ctr:Int=0;
		//Change timers for the visual effect of steam spewing forth, or being held by the dust
		for(var steam:FlxSprite in steam_clouds.members){
			timers[ctr]--;
			if(timers[ctr]==0){
				if(!disabled){
					timers[ctr]=30 + Std.int(20 * Math.random());
				} else {
					timers[ctr]=3 + Std.int(2 * Math.random());
				}
				steam.x=eject_pt.x;
				steam.y=eject_pt.y;
				set_vel(steam);
				play_sfx("pew");
			}
			ctr++;
			
			if(disabled==false){
				if(steam.overlaps(player)){
					pushplayer();
				}
			}
		}
		
		// Push the player if the pipe isn't disabled, and player touches active region
		if(!disabled){
			if(player.overlaps(active_region)){
				pushplayer();
			}
		}
		
		super.update();
	}
	
	//randomize velocity of clouds within certain ranges
	private function set_vel(steam_cloud:FlxSprite):Void 
	{
		switch(facing){
			case DOWN:
				steam_cloud.velocity.y=eject_vel + 20 * Math.random();
				steam_cloud.velocity.x=-30 + 60 * Math.random();
				break;
			case UP:
				steam_cloud.velocity.y=-eject_vel - 20 * Math.random();
				steam_cloud.velocity.x=-30 + 60 * Math.random();
				break;
			case LEFT:
				steam_cloud.velocity.x=-eject_vel - 20 * Math.random();
				steam_cloud.velocity.y=-30 + 60 * Math.random();
				break;
			case RIGHT:
				steam_cloud.velocity.x=eject_vel + 20 * Math.random();
				steam_cloud.velocity.y=-30 + 60 * Math.random();
				break;
		}
	}
	
	private function pushplayer():Void 
	{
		switch(facing){
			case DOWN:
				player.additional_y_vel=PUSH_VEL;break;
			case UP:
				player.additional_y_vel=-PUSH_VEL;break;
			case LEFT:
				player.additional_x_vel=-PUSH_VEL;break;
			case RIGHT:
				player.additional_x_vel=PUSH_VEL;break;
				
		}
	}
	
	
}