anodyne/AIR/intra/hsrc/entity/enemy/crowd/Person.hx

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

class Person extends FlxSprite 
{
	
	
	
	public var xml:XML;
	public var cid:Int=CLASS_ID.PERSON;
	public var player:Player;
	public var parent:Dynamic;
	public var switch_dir_timer_max:Float=1.3;
	public var switch_dir_timer:Float=0.6;
	public var initial_vel_timeout:Float=2;
	public var wait:Int=0;
	public var speed:Int=10;
	
	public var cur_x_vel:Int=0;
	public var cur_y_vel:Int=0;
	
	public var init_vel:Point=new Point(0, 0);
	
	public var dame_frame:Int;
	
	private var collide_timeout:Int=0;
	
	private var talk_timer:Float;
	
	//[Embed(source="../../../res/sprites/enemies/crowd/person.png")] public static var person_sprite:Class;
	/*
	 * dame params:frame:the direction of player travel this one opposes(or none at all)
	 * URDLN, unsurprisingly... 01234
	 * direction given away by the way they walk initially
	 * */
	public function new(_xml:XML,_player:Player,_parent:Dynamic)
	{
		
		xml=_xml;
		player=_player;
		parent=_parent;
		super(parseInt(xml.@x), parseInt(xml.@y));
		loadGraphic(person_sprite, true, false, 16, 16);
		addAnimation("walk_d", [0, 1], 5);
		addAnimation("walk_r", [2,3], 5);
		addAnimation("walk_u", [4,5], 5);
		addAnimation("walk_l", [2, 3], 5);
		addAnimationCallback(on_anim_change);
		height=2;
		width=4;
		offset.y=13;
		offset.x=7;
		talk_timer=0.5 + Math.random();
	
		dame_frame=parseInt(xml.@frame);
		switch(dame_frame){ //urdln
			case 0:init_vel.y=10;play("walk_d");break;
			case 1:init_vel.x=10;play("walk_r");break;
			case 2:init_vel.y=-10;play("walk_u");break;
			case 3:init_vel.x=-10;play("walk_l");break;
			case 4:init_vel.x=init_vel.y=-10 + 20 * Math.random();
				if(init_vel.x>0){
					play("walk_r");
				} else {
					play("walk_l");
				}
				switch_dir_timer=0.3;
				switch_dir_timer_max=0.5;
				drag.x=20;
				drag.y=20;
			break;
		}
		
		add_sfx("talk", Registry.sound_data.talk_group);
	}
	
	
	override public function preUpdate():Void 
	{
	
		//urdln
		//which dir of travel it blocks
		//allow pushing if touching to olong
		if(collide_timeout>1){
			collide_timeout=0;
			FlxG.collide(parent.curMapBuf, this);
		}  else {
			collide_timeout++;
		}
		
		/* When the player touches,  change player's velocity and
		 * maybe collide with the player as well. */
		if(player.overlaps(this)){
				player.slow_mul=0.5;
				player.slow_ticks=7;
				player.velocity.x *=0.25;
				player.velocity.y *=0.25;
				FlxG.collide(this, player);
				player.velocity.x *=4;
				player.velocity.y *=4;
			}
		super.preUpdate();
	}
	override public function update():Void 
	{
		
		if(talk_timer<0){
			talk_timer=0.5 + Math.random();
			play_sfx("talk",true);
		} else {
			talk_timer -=FlxG.elapsed;
		}
		
		if(Registry.is_playstate){
			if(parent.state !=parent.S_TRANSITION){
				EventScripts.prevent_leaving_map(parent, this);
			} else {
				return;
			}
		}
		
		switch_dir_timer -=FlxG.elapsed;
		initial_vel_timeout -=FlxG.elapsed;
		/* Switch directions semi-randomly */
		if(switch_dir_timer<0){
			/* Walk in an initial velocity for a fixed period of time */
			if(initial_vel_timeout>0){
				velocity.x=init_vel.x;
				velocity.y=init_vel.y;
			} else {
				switch_dir_timer=switch_dir_timer_max;
				if(Math.random()>0.5){
					velocity.y=0;
					if(Math.random()>0.5){
						velocity.x=speed;
						play("walk_r");
					} else {
						velocity.x=-speed;
						play("walk_l");
					}
				} else {
					velocity.x=0;
					if(Math.random()>0.5){
						velocity.y=speed;
						play("walk_d");
					} else {
						velocity.y=-speed;
						play("walk_u");
					}
				}
			}
		}
		super.update();
	}
	
	public function on_anim_change(name:String, frame:Int, index:Int):Void {
		if(name=="walk_l"){
			scale.x=-1;
		} else {
			scale.x=1;
		}
	}
	
}