/******************************************************************************* * Copyright 2014 See AUTHORS file. * * 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.siondream.superjumper.systems; import com.badlogic.ashley.core.ComponentMapper; import com.badlogic.ashley.core.Entity; import com.badlogic.ashley.core.Family; import com.badlogic.ashley.systems.IteratingSystem; import com.siondream.superjumper.World; import com.siondream.superjumper.components.MovementComponent; import com.siondream.superjumper.components.TransformComponent; import com.siondream.superjumper.components.SquirrelComponent; public class SquirrelSystem extends IteratingSystem { private ComponentMapper<TransformComponent> tm; private ComponentMapper<MovementComponent> mm; public SquirrelSystem() { super(Family.all(SquirrelComponent.class, TransformComponent.class, MovementComponent.class).get()); tm = ComponentMapper.getFor(TransformComponent.class); mm = ComponentMapper.getFor(MovementComponent.class); } @Override public void processEntity(Entity entity, float deltaTime) { TransformComponent t = tm.get(entity); MovementComponent mov = mm.get(entity); if (t.pos.x < SquirrelComponent.WIDTH * 0.5f) { t.pos.x = SquirrelComponent.WIDTH * 0.5f; mov.velocity.x = SquirrelComponent.VELOCITY; } if (t.pos.x > World.WORLD_WIDTH - SquirrelComponent.WIDTH * 0.5f) { t.pos.x = World.WORLD_WIDTH - SquirrelComponent.WIDTH * 0.5f; mov.velocity.x = -SquirrelComponent.VELOCITY; } t.scale.x = mov.velocity.x < 0.0f ? Math.abs(t.scale.x) * -1.0f : Math.abs(t.scale.x); } }