/*******************************************************************************
 * Copyright 2011 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.badlogic.gdx.tests;

import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.scenes.scene2d.InputEvent;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.ui.Skin;
import com.badlogic.gdx.scenes.scene2d.ui.Table;
import com.badlogic.gdx.scenes.scene2d.ui.TextButton;
import com.badlogic.gdx.scenes.scene2d.ui.Tree;
import com.badlogic.gdx.scenes.scene2d.ui.Tree.Node;
import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
import com.badlogic.gdx.tests.utils.GdxTest;

public class TreeTest extends GdxTest {
	Stage stage;

	public void create () {
		stage = new Stage();
		Gdx.input.setInputProcessor(stage);

		Skin skin = new Skin(Gdx.files.internal("data/uiskin.json"));

		Table table = new Table();
		table.setFillParent(true);
		stage.addActor(table);

		final Tree tree = new Tree(skin);

		final Node moo1 = new Node(new TextButton("moo1", skin));
		final Node moo2 = new Node(new TextButton("moo2", skin));
		final Node moo3 = new Node(new TextButton("moo3", skin));
		final Node moo4 = new Node(new TextButton("moo4", skin));
		final Node moo5 = new Node(new TextButton("moo5", skin));
		tree.add(moo1);
		tree.add(moo2);
		moo2.add(moo3);
		moo3.add(moo4);
		tree.add(moo5);

		moo5.getActor().addListener(new ClickListener() {
			public void clicked (InputEvent event, float x, float y) {
				tree.remove(moo4);
			}
		});

		table.add(tree).fill().expand();
	}

	public void render () {
		// System.out.println(meow.getValue());
		Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
		stage.act(Gdx.graphics.getDeltaTime());
		stage.draw();
	}

	public void resize (int width, int height) {
		stage.getViewport().update(width, height, true);
	}

	public void dispose () {
		stage.dispose();
	}
}