anodyne/AIR/intra/hsrc/entity/enemy/apartment/Rat.hx

package entity.enemy.apartment 
{
import data.CLASS_ID;
import entity.gadget.Dust;
import entity.gadget.Switch_Pillar;
import entity.player.Player;
import flash.geom.Point;
import global.Registry;
import helper.EventScripts;
import org.flixel.FlxG;
import org.flixel.FlxPoint;
import org.flixel.FlxSprite;
import org.flixel.FlxTilemap;
import org.flixel.system.FlxTile;

/**
 * ...
 * @author Seagaia
 */
class Rat extends FlxSprite 
{
	//[Embed(source="../../../res/sprites/enemies/apartment/rat.png")] public static var rat_sprite:Class;
	
	public var xml:XML;
	public var player:Player;
	public var parent:Dynamic;
	
	private var move_vel:Int=40;
	private var lookahead:FlxSprite=new FlxSprite();
	private var pp_off:Point=new Point(0, 0);//pin point for lookahead
	
	public var cid:Int=CLASS_ID.RAT;
	
	private var state:Int=0;
	private var s_normal:Int=0;
	private var s_dying:Int=1;
	private var s_dead:Int=2;
	
	private var do_rotations:Bool=false;
	
	private var hurt_box:FlxSprite=new FlxSprite;
	
	public function new(_xml:XML,_player:Player,_parent:Dynamic)
	{
		xml=_xml;
		player=_player;
		parent=_parent;
		super(parseInt(xml.@x), parseInt(xml.@y));
		solid=false;
		
		loadGraphic(rat_sprite, true, false, 16, 16);
		var o:Int=(Registry.CURRENT_MAP_NAME=="TRAIN")? 6:0;
		addAnimation("up", [o+4, o+5], 5);
		addAnimation("down", [o+0, o+1], 5);
		addAnimation("r", [o+2, o+3], 5);//DEFAULT:RIGHT
		addAnimation("l", [o+2, o+3], 5);
		/* Flip this boolean if you want rotations instead of separate right/down/up sprites */
		/* If so, rotations assume that the spritesheet is originally facing DOWN */
		do_rotations=false;
		
		addAnimation("die", [0, 1], 30);
		play("down");
		
		if(parseInt(xml.@frame)==0){
			play("down");
			facing=DOWN;
			velocity.y=move_vel;
			
			pp_off.x=7;
			pp_off.y=18;
			y -=20;
		}
		
		width=height=12;
		centerOffsets(true);
		x +=2;
		y +=2;
		lookahead.makeGraphic(1, 1, 0x00000000);
		lookahead.x=x + pp_off.x;
		lookahead.y=y + Registry.HEADER_HEIGHT + pp_off.y;
		parent.bg_sprites.add(lookahead);
		
		hurt_box.makeGraphic(8, 8, 0xff00000);
		
		add_sfx("move", Registry.sound_data.rat_move);
	}
	
	
	/* Rotate, scale the sprite, change the velocity, and set the right anim */
	private function switch_dir(a:FlxTile, b:Dynamic):Void {
		if(do_rotations){
			angle=(angle + 90)% 360;
		}
		play_sfx("move");
		scale.x=1;
		switch(facing){
				case DOWN:
					play("l");
					
					scale.x=-1;
					facing=LEFT;
					pp_off.x=0;
					pp_off.y=8;
					velocity.x=-move_vel;
					velocity.y=0;
					break;
				case LEFT:
					play("up");
					facing=UP;
					pp_off.x=8;
					pp_off.y=-2;
					velocity.x=0;
					velocity.y=-move_vel;
					break;
				case UP:
					play("r");
					facing=RIGHT;
					pp_off.x=12;
					pp_off.y=8;
					velocity.x=move_vel;
					velocity.y=0;
					break;
				case RIGHT:
					play("down");
					facing=DOWN;
					pp_off.x=8;
					pp_off.y=15;
					velocity.x=0;
					velocity.y=move_vel;
					break;
			}
	}
	
	override public function preUpdate():Void 
	{
		if(!exists)return;
		
		if(Registry.is_playstate){
			
			/* Check running Into switch pillars */
			for(var sp:Switch_Pillar in Registry.subgroup_switch_pillars){
				if(sp==null)continue;
				if(sp.frame==sp.up_frame && sp.overlaps(lookahead)){
					switch_dir(null, null);
					
				}
			
			}
			
			for(var dust:Dust in Registry.subgroup_dust){
				if(dust==null)continue;
			
				if(dust.frame !=Dust.EMPTY_FRAME && dust.overlaps(lookahead)){
					switch_dir(null, null);
				}
			}
			
			for(var dash_trap:Dash_Trap in Registry.subgroup_dash_traps){
				if(dash_trap==null)continue;
				if(dash_trap.overlaps(this)){
					state=s_dying;
				}
			}
			
			/* Check for touching a solid tile to turn right */
			var t:FlxTilemap=parent.curMapBuf;
			var _x:Int=(lookahead.x % 160)/ 16;//FCK IT
			var _y:Int=((lookahead.y - 20)% 160)/ 16;
			var tile_idx:Int=t.getTileByIndex(_y * 10 + _x);
			var tile:FlxTile=t._tileObjects[tile_idx];
			if(tile.callback !=null || tile.allowCollisions !=NONE){
				switch_dir(null, null);
			}
		}
		super.preUpdate();
	}
	
	
	override public function update():Void 
	{
		lookahead.x=x + pp_off.x;
		lookahead.y=y + pp_off.y;
		if(state==s_normal){
			if(player.broom.visible && player.broom.overlaps(this)){
				state=s_dying;
			}
		}  else if(state==s_dying){
			//play("die");
			//alpha -=0.025;
			alpha=0;
			if(alpha==0){
				state=s_dead;
				if(parent.state !=parent.S_TRANSITION){
					Registry.GRID_ENEMIES_DEAD++;
					EventScripts.make_explosion_and_sound(this);
					EventScripts.drop_small_health(x, y, 0.5);
				}
			}
			
		}
		
		if(state==s_dead){
			exists=false;
		}
		
		hurt_box.x=x + 4;
		hurt_box.y=y + 4;
		if(!player.invincible && player.overlaps(hurt_box)&& player.state==player.S_GROUND){
			player.touchDamage(1);
		}
		super.update();
	}
}