lunarlander.java

Google s android SDK

/* 
 * Copyright (C) 2007 Google Inc.
 *
 * 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.google.android.lunarlander;

import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.Window;
import android.widget.TextView;


/**
 * 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 LunarView mLunarView;

    @Override
    protected void onCreate(Bundle icicle) {
        super.onCreate(icicle);

        // Turn off the title bar
        requestWindowFeature(Window.FEATURE_NO_TITLE);

        // Make our view
        setContentView(R.layout.lunar_layout);
        mLunarView = (LunarView) findViewById(R.id.lunar);
        
        // Tell the view about the text view
        mLunarView.setTextView((TextView)findViewById(R.id.text));
        
        if (icicle == null) {
            // We were just launched -- set up a new game
            mLunarView.setMode(LunarView.READY);
        } else {
            // We are being restored
            Bundle map = icicle.getBundle("lunar-view");
            if (map != null) {
                mLunarView.restoreState(map);
            } else {
                mLunarView.setMode(LunarView.READY);
            }
        }
    }


    @Override
    protected void onPause() {
        super.onPause();
        // Pause the came when our activity pauses
        mLunarView.doPause();
    }
    

    @Override
    protected void onFreeze(Bundle outState) {
        // Remember game state
        outState.putBundle("lunar-view", mLunarView.saveState());
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        super.onCreateOptionsMenu(menu);

        menu.add(0, 0, R.string.menu_start, new Runnable() {
            public void run() {
                mLunarView.doStart();
            }
        });

        menu.add(0, 0, R.string.menu_stop, new Runnable() {
            public void run() {
                mLunarView.setMode(LunarView.LOSE, LunarLander.this.
                        getText(R.string.message_stopped));
            }
        });


        menu.add(0, 0, R.string.menu_pause, new Runnable() {
            public void run() {
                mLunarView.doPause();
            }
        });

        menu.add(0, 0, R.string.menu_resume, new Runnable() {
            public void run() {
                mLunarView.doResume();
            }
        });
        
        menu.addSeparator(0, 0);

        menu.add(0, 0, R.string.menu_easy, new Runnable() {
            public void run() {
                mLunarView.setDifficulty(LunarView.EASY);
            }
        });

        menu.add(0, 0, R.string.menu_medium, new Runnable() {
            public void run() {
                mLunarView.setDifficulty(LunarView.MEDIUM);
            }
        });

        menu.add(0, 0, R.string.menu_hard, new Runnable() {
            public void run() {
                mLunarView.setDifficulty(LunarView.HARD);
            }
        });
        
        return true;
    }


}