Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.gamemaker.screens; import com.badlogic.gdx.Screen; import com.badlogic.gdx.Game; import com.badlogic.gdx.Gdx; import com.badlogic.gdx.graphics.GL20; import com.badlogic.gdx.graphics.OrthographicCamera; import com.badlogic.gdx.graphics.g2d.SpriteBatch; import com.badlogic.gdx.graphics.g2d.TextureRegion; import com.badlogic.gdx.graphics.glutils.ShapeRenderer; import com.badlogic.gdx.math.Rectangle; import com.gamemaker.ERhelpers.AssetLoader; import com.gamemaker.ERhelpers.Button; /** * Created by wqc on 16/7/25. */ public class MenuScreen implements Screen { private Game game; private ShapeRenderer shapeRenderer; private OrthographicCamera cam; private SpriteBatch batcher;//this is for drawing pictures for u private TextureRegion menuBG, menuTitle1, menuTitle2, menuStart; private TextureRegion startButton_on, startButton_off, aboutButton_on, aboutButton_off; public Button button, startBtn, aboutBtn; public float x, y, width, height; public Rectangle bounds; public TextureRegion buttonUp; public TextureRegion buttonDown; public MenuScreen(Game game) { this.game = game; cam = new OrthographicCamera(); cam.setToOrtho(true, 1280, 720); batcher = new SpriteBatch(); batcher.setProjectionMatrix(cam.combined); shapeRenderer = new ShapeRenderer(); shapeRenderer.setProjectionMatrix(cam.combined); menuBG = AssetLoader.mapBg; menuTitle1 = AssetLoader.textureMenuTitle1; menuTitle2 = AssetLoader.textureMenuTitle2; startButton_on = AssetLoader.startBtn_on; startButton_off = AssetLoader.startBtn_off; aboutButton_on = AssetLoader.aboutBtn_on; aboutButton_off = AssetLoader.aboutBtn_off; startBtn = new Button(400, 400, 150, 100, startButton_on, startButton_off); aboutBtn = new Button(700, 400, 150, 100, aboutButton_on, aboutButton_off); } @Override public void show() { } public void update(float deltaTime) { // if (Gdx.input.justTouched()){ // game.setScreen(new IntroScreen(game)); // } } public void draw(float deltaTime) { Gdx.gl.glClearColor(0, 0, 0, 1); Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT | GL20.GL_DEPTH_BUFFER_BIT); batcher.begin(); //batcher.disableBlending(); batcher.draw(menuBG, 0, 0, 1280, 720); batcher.draw(menuTitle1, 295, 100, 650, 150); //batcher.draw(menuStart,520,340,200,200); //batcher.draw(menuTitle2,500,400,230,75);//half size of original image drawButton(); batcher.end(); } public void drawButton() { startBtn.isTouchDown(Gdx.input.getX(), Gdx.input.getY()); aboutBtn.isTouchDown(Gdx.input.getX(), Gdx.input.getY()); if (startBtn.getIsPressed()) { batcher.draw(startBtn.buttonDown, startBtn.x, startBtn.y, startBtn.width, startBtn.height); if (Gdx.input.justTouched()) { AssetLoader.clickButton.play(); game.setScreen(new IntroScreen(game)); } } else { batcher.draw(startBtn.buttonUp, startBtn.x, startBtn.y, startBtn.width, startBtn.height); } if (aboutBtn.getIsPressed()) { batcher.draw(aboutBtn.buttonDown, aboutBtn.x, aboutBtn.y, aboutBtn.width, aboutBtn.height); if (Gdx.input.justTouched()) { AssetLoader.clickButton.play(); game.setScreen(new AboutScreen(game)); } } else { batcher.draw(aboutBtn.buttonUp, aboutBtn.x, aboutBtn.y, aboutBtn.width, aboutBtn.height); } startBtn.isTouchUp(Gdx.input.getX(), Gdx.input.getY()); aboutBtn.isTouchUp(Gdx.input.getX(), Gdx.input.getY()); } @Override public void render(float delta) { update(delta); draw(delta); } @Override public void resize(int width, int height) { } @Override public void pause() { } @Override public void resume() { } @Override public void hide() { } @Override public void dispose() { } }