Initial Contribution
This commit is contained in:
The Android Open Source Project
@@ -0,0 +1,173 @@
|
||||
/*
|
||||
* Copyright (C) 2007 The Android Open Source Project
|
||||
*
|
||||
* 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.example.android.lunarlander;
|
||||
|
||||
import android.app.Activity;
|
||||
import android.os.Bundle;
|
||||
import android.util.Log;
|
||||
import android.view.Menu;
|
||||
import android.view.MenuItem;
|
||||
import android.view.Window;
|
||||
import android.widget.TextView;
|
||||
|
||||
import com.example.android.lunarlander.LunarView.LunarThread;
|
||||
|
||||
/**
|
||||
* This is a simple LunarLander activity that houses a single LunarView. It
|
||||
* demonstrates...
|
||||
* <ul>
|
||||
* <li>animating by calling invalidate() from draw()
|
||||
* <li>loading and drawing resources
|
||||
* <li>handling onPause() in an animation
|
||||
* </ul>
|
||||
*/
|
||||
public class LunarLander extends Activity {
|
||||
private static final int MENU_EASY = 1;
|
||||
|
||||
private static final int MENU_HARD = 2;
|
||||
|
||||
private static final int MENU_MEDIUM = 3;
|
||||
|
||||
private static final int MENU_PAUSE = 4;
|
||||
|
||||
private static final int MENU_RESUME = 5;
|
||||
|
||||
private static final int MENU_START = 6;
|
||||
|
||||
private static final int MENU_STOP = 7;
|
||||
|
||||
/** A handle to the thread that's actually running the animation. */
|
||||
private LunarThread mLunarThread;
|
||||
|
||||
/** A handle to the View in which the game is running. */
|
||||
private LunarView mLunarView;
|
||||
|
||||
/**
|
||||
* Invoked during init to give the Activity a chance to set up its Menu.
|
||||
*
|
||||
* @param menu the Menu to which entries may be added
|
||||
* @return true
|
||||
*/
|
||||
@Override
|
||||
public boolean onCreateOptionsMenu(Menu menu) {
|
||||
super.onCreateOptionsMenu(menu);
|
||||
|
||||
menu.add(0, MENU_START, 0, R.string.menu_start);
|
||||
menu.add(0, MENU_STOP, 0, R.string.menu_stop);
|
||||
menu.add(0, MENU_PAUSE, 0, R.string.menu_pause);
|
||||
menu.add(0, MENU_RESUME, 0, R.string.menu_resume);
|
||||
menu.add(0, MENU_EASY, 0, R.string.menu_easy);
|
||||
menu.add(0, MENU_MEDIUM, 0, R.string.menu_medium);
|
||||
menu.add(0, MENU_HARD, 0, R.string.menu_hard);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Invoked when the user selects an item from the Menu.
|
||||
*
|
||||
* @param item the Menu entry which was selected
|
||||
* @return true if the Menu item was legit (and we consumed it), false
|
||||
* otherwise
|
||||
*/
|
||||
@Override
|
||||
public boolean onOptionsItemSelected(MenuItem item) {
|
||||
switch (item.getItemId()) {
|
||||
case MENU_START:
|
||||
mLunarThread.doStart();
|
||||
return true;
|
||||
case MENU_STOP:
|
||||
mLunarThread.setState(LunarThread.STATE_LOSE,
|
||||
getText(R.string.message_stopped));
|
||||
return true;
|
||||
case MENU_PAUSE:
|
||||
mLunarThread.pause();
|
||||
return true;
|
||||
case MENU_RESUME:
|
||||
mLunarThread.unpause();
|
||||
return true;
|
||||
case MENU_EASY:
|
||||
mLunarThread.setDifficulty(LunarThread.DIFFICULTY_EASY);
|
||||
return true;
|
||||
case MENU_MEDIUM:
|
||||
mLunarThread.setDifficulty(LunarThread.DIFFICULTY_MEDIUM);
|
||||
return true;
|
||||
case MENU_HARD:
|
||||
mLunarThread.setDifficulty(LunarThread.DIFFICULTY_HARD);
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Invoked when the Activity is created.
|
||||
*
|
||||
* @param savedInstanceState a Bundle containing state saved from a previous
|
||||
* execution, or null if this is a new execution
|
||||
*/
|
||||
@Override
|
||||
protected void onCreate(Bundle savedInstanceState) {
|
||||
super.onCreate(savedInstanceState);
|
||||
|
||||
// turn off the window's title bar
|
||||
requestWindowFeature(Window.FEATURE_NO_TITLE);
|
||||
|
||||
// tell system to use the layout defined in our XML file
|
||||
setContentView(R.layout.lunar_layout);
|
||||
|
||||
// get handles to the LunarView from XML, and its LunarThread
|
||||
mLunarView = (LunarView) findViewById(R.id.lunar);
|
||||
mLunarThread = mLunarView.getThread();
|
||||
|
||||
// give the LunarView a handle to the TextView used for messages
|
||||
mLunarView.setTextView((TextView) findViewById(R.id.text));
|
||||
|
||||
if (savedInstanceState == null) {
|
||||
// we were just launched: set up a new game
|
||||
mLunarThread.setState(LunarThread.STATE_READY);
|
||||
Log.w(this.getClass().getName(), "SIS is null");
|
||||
} else {
|
||||
// we are being restored: resume a previous game
|
||||
mLunarThread.restoreState(savedInstanceState);
|
||||
Log.w(this.getClass().getName(), "SIS is nonnull");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Invoked when the Activity loses user focus.
|
||||
*/
|
||||
@Override
|
||||
protected void onPause() {
|
||||
super.onPause();
|
||||
mLunarView.getThread().pause(); // pause game when Activity pauses
|
||||
}
|
||||
|
||||
/**
|
||||
* Notification that something is about to happen, to give the Activity a
|
||||
* chance to save state.
|
||||
*
|
||||
* @param outState a Bundle into which this Activity should save its state
|
||||
*/
|
||||
@Override
|
||||
protected void onSaveInstanceState(Bundle outState) {
|
||||
// just have the View's thread save its state into our Bundle
|
||||
super.onSaveInstanceState(outState);
|
||||
mLunarThread.saveState(outState);
|
||||
Log.w(this.getClass().getName(), "SIS called");
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user