1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17
18package com.replica.replicaisland;
19
20public class HitPlayerComponent extends GameComponent {
21	float mDistance2;
22	Vector2 mPlayerPosition;
23	Vector2 mMyPosition;
24	HitReactionComponent mHitReact;
25	int mHitType;
26	boolean mHitDirection;
27
28	public HitPlayerComponent() {
29        super();
30        mPlayerPosition = new Vector2();
31        mMyPosition = new Vector2();
32        reset();
33        setPhase(ComponentPhases.THINK.ordinal());
34    }
35
36    @Override
37    public void reset() {
38    	mDistance2 = 0.0f;
39    	mPlayerPosition.zero();
40    	mMyPosition.zero();
41    	mHitReact = null;
42    	mHitType = CollisionParameters.HitType.INVALID;
43    	mHitDirection = false; // by default, hit myself
44    }
45
46    @Override
47    public void update(float timeDelta, BaseObject parent) {
48        GameObjectManager manager = sSystemRegistry.gameObjectManager;
49        if (manager != null && mHitReact != null) {
50        	GameObject player = manager.getPlayer();
51        	if (player != null && player.life > 0) {
52        		mPlayerPosition.set(player.getCenteredPositionX(), player.getCenteredPositionY());
53        		GameObject parentObject = (GameObject)parent;
54        		mMyPosition.set(parentObject.getCenteredPositionX(), parentObject.getCenteredPositionY());
55        		if (mMyPosition.distance2(mPlayerPosition) <= mDistance2) {
56        			HitReactionComponent playerHitReact = player.findByClass(HitReactionComponent.class);
57        			if (playerHitReact != null) {
58        				if (!mHitDirection) {
59        					// hit myself
60        					boolean accepted = mHitReact.receivedHit(parentObject, player, mHitType);
61        					playerHitReact.hitVictim(player, parentObject, mHitType, accepted);
62        				} else {
63        					// hit the player
64        					boolean accepted = playerHitReact.receivedHit(player, parentObject, mHitType);
65        					mHitReact.hitVictim(parentObject, player, mHitType, accepted);
66        				}
67        			}
68        		}
69        	}
70        }
71    }
72
73    public void setup(float distance, HitReactionComponent hitReact, int hitType, boolean hitPlayer) {
74    	mDistance2 = distance * distance;
75    	mHitReact = hitReact;
76    	mHitType = hitType;
77    	mHitDirection = hitPlayer;
78    }
79}
80