Java tutorial
/* * The MIT License (MIT) * Copyright (c) 2015-2016, theosirian * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package com.theosirian.ppioo.controllers; import com.badlogic.gdx.Gdx; import com.badlogic.gdx.Input; import com.badlogic.gdx.Input.Keys; import com.badlogic.gdx.InputMultiplexer; import com.badlogic.gdx.InputProcessor; import com.badlogic.gdx.graphics.g2d.SpriteBatch; import com.badlogic.gdx.scenes.scene2d.ui.Table; import com.theosirian.ppioo.Puno; import com.theosirian.ppioo.util.ScreenshotFactory; /** * Created by theosirian on 07/01/2016. */ public abstract class Controller implements InputProcessor { public Table rootLayout; protected Puno game; protected boolean invalid; protected Controller(Puno game) { this.game = game; } public void start() { InputMultiplexer inputMultiplexer = new InputMultiplexer(); inputMultiplexer.addProcessor(game.stage); inputMultiplexer.addProcessor(this); createComponents(); Gdx.input.setInputProcessor(inputMultiplexer); game.stage.addActor(rootLayout); buildUI(); } protected abstract void createComponents(); protected abstract void buildUI(); public void update(float deltaTime) { if (game.stage != null) { game.stage.act(deltaTime); } if (isInvalid()) { buildUI(); onRefreshUI(); invalid = false; } } protected void onRefreshUI() { } public void draw(SpriteBatch batch) { if (game.stage != null) { game.stage.draw(); } } public void dispose() { } @Override public boolean keyDown(int keycode) { if (keycode == Input.Keys.PLUS) { game.data.changeMoney(500); invalidate(); } if (keycode == Keys.P) { ScreenshotFactory.saveScreenshot(); } return false; } @Override public boolean keyUp(int keycode) { return false; } @Override public boolean keyTyped(char character) { return false; } @Override public boolean touchDown(int screenX, int screenY, int pointer, int button) { return false; } @Override public boolean touchUp(int screenX, int screenY, int pointer, int button) { return false; } @Override public boolean touchDragged(int screenX, int screenY, int pointer) { return false; } @Override public boolean mouseMoved(int screenX, int screenY) { return false; } @Override public boolean scrolled(int amount) { return false; } public boolean isInvalid() { return invalid; } public void invalidate() { this.invalid = true; } }