/**
* Copyright 2011 The ForPlay Authors
*
* 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 forplay.sample.peas.core.entities;
import org.jbox2d.collision.shapes.PolygonShape;
import org.jbox2d.common.Vec2;
import org.jbox2d.dynamics.Body;
import org.jbox2d.dynamics.BodyDef;
import org.jbox2d.dynamics.BodyType;
import org.jbox2d.dynamics.FixtureDef;
import org.jbox2d.dynamics.World;
import forplay.sample.peas.core.PeaWorld;
public class Block extends StaticPhysicsEntity {
public static String TYPE = "Block";
public Block(final PeaWorld peaWorld, World world, float x, float y, float angle) {
super(peaWorld, world, x, y, angle);
}
@Override
Body initPhysicsBody(World world, float x, float y, float angle) {
FixtureDef fixtureDef = new FixtureDef();
BodyDef bodyDef = new BodyDef();
bodyDef.type = BodyType.STATIC;
bodyDef.position = new Vec2(0, 0);
Body body = world.createBody(bodyDef);
PolygonShape polygonShape = new PolygonShape();
Vec2[] polygon = new Vec2[4];
polygon[0] = new Vec2(-getWidth()/2f, -getHeight()/2f + getTopOffset());
polygon[1] = new Vec2(getWidth()/2f, -getHeight()/2f + getTopOffset());
polygon[2] = new Vec2(getWidth()/2f, getHeight()/2f);
polygon[3] = new Vec2(-getWidth()/2f, getHeight()/2f);
polygonShape.set(polygon, polygon.length);
fixtureDef.shape = polygonShape;
fixtureDef.friction = 0.1f;
fixtureDef.restitution = 0.8f;
body.createFixture(fixtureDef);
body.setTransform(new Vec2(x, y), angle);
return body;
}
@Override
float getWidth() {
return 2.0f;
}
@Override
float getHeight() {
return 2.0f;
}
/**
* Return the size of the offset where the block is slightly lower than where
* the image is drawn for a depth effect
*/
public float getTopOffset() {
return 2.0f / 8f;
}
@Override
public String getImagePath() {
return "images/Block-Normal.png";
}
}