Android Open Source - Roll-Ball-Roll Main Activity

• Back to App/ball  ↑

From Project

Back to project page Roll-Ball-Roll.

License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * Copyright (c) 2014 Lewis Chun/*  w  w  w . ja  v  a2 s. c om*/
 * Android game in which the user controls a ball to get a high score.
 *
 * This file is part of Roll Ball Roll.
 *
 * Roll Ball Roll is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.zwac035.finalprogram;

import java.util.logging.Level;
import java.util.logging.LogManager;

import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.view.WindowManager;

import com.jme3.app.AndroidHarness;
import com.jme3.input.event.TouchEvent;
import com.jme3.system.android.AndroidConfigChooser.ConfigType;

/**
 * Android activity that launches the game.
 * @author Lewis Chun
 */
public class MainActivity extends AndroidHarness implements SensorEventListener {

  private SensorManager sm;

  public MainActivity() {
    // Set the application class to run
    appClass = "com.zwac035.finalprogram.Main";
    // Try ConfigType.FASTEST; or ConfigType.LEGACY if you have problems
    eglConfigType = ConfigType.BEST;
    // Exit Dialog title & message
    exitDialogTitle = "Exit?";
    exitDialogMessage = "Press Yes";
    // Choose screen orientation
    screenOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
    // Enable MouseEvents being generated from TouchEvents (default = true)
    mouseEventsEnabled = true;
    // Set the default logging level (default=Level.INFO, Level.ALL=All
    // Debug Info)
    LogManager.getLogManager().getLogger("").setLevel(Level.INFO);
  }

  @Override
  public void onCreate(Bundle instanceState) {
    super.onCreate(instanceState);
    // Create a SensorManager for the accelerometer readings.
    sm = (SensorManager) getSystemService(SENSOR_SERVICE);
    // Stop the screen from sleeping
    getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
    // Send data to jMonkey
    boolean showTut = getIntent().getBooleanExtra("tutorial?", false);
    String skinName = getIntent().getStringExtra("Skin");
    if (skinName == null)
      skinName = "Red";
    ((Main) getJmeApplication()).showTutorial(showTut);
    ((Main) getJmeApplication()).setSkin(skinName);
  }

  @Override
  public void finish() {
    Intent i = new Intent();
    Main app = (Main) getJmeApplication();
    i.putExtra("Score", app.getScore());
    i.putExtra("Triangles", app.getCollectedTriangles());
    setResult(RESULT_OK, i);
    super.finish();
  }

  @Override
  public void onResume() {
    super.onResume();
    sm.registerListener(this,
        sm.getDefaultSensor(Sensor.TYPE_ACCELEROMETER),
        SensorManager.SENSOR_DELAY_GAME);
  }

  @Override
  public void onPause() {
    super.onPause();
    ((Main) getJmeApplication()).pause();
  }

  @Override
  public void onStop() {
    super.onStop();
    // if(isFinishing()){
    sm.unregisterListener(this);
    // }
  }

  private boolean firstReading = true;
  private float tiltY = 0;

  public void onSensorChanged(SensorEvent event) {
    if (getJmeApplication() != null) {
      // Get the y value of how the user is holding the phone. This
      // way the phone doesn't always have to lie flat.
      if (firstReading) {
        tiltY = event.values[1];
        firstReading = false;
      }
      float[] adjustedValues = { event.values[0], event.values[1] - tiltY };
      // Send the values to main application.
      ((Main) getJmeApplication()).setSensorValues(adjustedValues);
    }
  }

  public void onAccuracyChanged(Sensor sensor, int accuracy) {

  }

  @Override
  public void onTouch(String name, TouchEvent evt, float tpf) {
    // Do nothing
    // The android harness superclass uses this method to display
    // and exit dialog when the back button is pressed. By overriding
    // the method, we stop the exit dialog from appearing.
  }

}

Java Source Code List

• Back to App/ball  ↑