/
Bullet.java
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/
Bullet.java
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/*
* Copyright 2018 .
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.golddaniel.entities;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.SpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.math.MathUtils;
import com.badlogic.gdx.math.Rectangle;
import com.badlogic.gdx.math.Vector2;
import com.golddaniel.main.Globals;
import com.golddaniel.main.Messenger;
import com.golddaniel.main.WorldModel;
/**
*
* @author wrksttn
*/
public class Bullet extends Entity
{
public static enum TYPE
{
LASER_1,
LASER_2,
LASER_3,
LASER_4,
}
private final static TextureRegion LASER_1 =
new TextureRegion(new Texture("lasers/laserBlue01.png"));
private final static TextureRegion LASER_2 =
new TextureRegion(new Texture("lasers/laserBlue02.png"));
private final static TextureRegion LASER_3 =
new TextureRegion(new Texture("lasers/laserBlue03.png"));
private final static TextureRegion LASER_4 =
new TextureRegion(new Texture("lasers/laserBlue04.png"));
float dir;
TextureRegion tex;
final float MAX_SPEED = Globals.WIDTH;
public Bullet(Vector2 position, float dir, TYPE type)
{
this.position = position.cpy();
this.dir = dir;
switch(type)
{
case LASER_1:
tex = LASER_1;
break;
case LASER_2:
tex = LASER_2;
break;
case LASER_3:
tex = LASER_3;
break;
case LASER_4:
tex = LASER_4;
break;
default:
tex = new TextureRegion();
Gdx.app.log("BULLET", "bullet type not valid");
break;
}
this.position.x -= tex.getRegionWidth()/2f;
this.position.y -= tex.getRegionHeight()/2f;
isAlive = true;
}
@Override
public void onNotify(Messenger.EVENT event)
{
}
@Override
public void update(WorldModel model, float delta)
{
position.x += MAX_SPEED*MathUtils.cosDeg(dir)*delta;
position.y += MAX_SPEED*MathUtils.sinDeg(dir)*delta;
if(position.x < -tex.getRegionWidth() || position.x > model.WORLD_WIDTH ||
position.y < -tex.getRegionWidth() || position.y > model.WORLD_HEIGHT)
{
position.x = MathUtils.clamp(position.x, 0, model.WORLD_WIDTH - tex.getRegionWidth());
position.y = MathUtils.clamp(position.y, 0, model.WORLD_HEIGHT - tex.getRegionWidth());
isAlive = false;
}
model.applyRadialForce(getMid(), 400, 256);
}
private Vector2 getMid()
{
return new Vector2(
position.x + tex.getRegionWidth()/2,
position.y + tex.getRegionHeight()/2);
}
@Override
public void draw(SpriteBatch s)
{
s.draw(tex,
position.x, position.y,
tex.getRegionWidth()/2, tex.getRegionHeight()/2,
tex.getRegionWidth(), tex.getRegionHeight(),
1, 1,
dir);
}
@Override
public void dispose()
{
}
@Override
public Rectangle getBoundingBox()
{
float radius = tex.getRegionWidth() > tex.getRegionHeight() ?
tex.getRegionWidth() : tex.getRegionHeight();
return new Rectangle(position.x, position.y,
radius, radius);
}
@Override
public void kill(WorldModel model)
{
isAlive = false;
}
}