1 /* 2 * Copyright (C) 2009 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 // Android JET demonstration code: 18 // See the JetBoyView.java file for examples on the use of the JetPlayer class. 19 20 package com.example.android.jetboy; 21 22 import com.example.android.jetboy.JetBoyView.JetBoyThread; 23 24 import android.app.Activity; 25 import android.os.Bundle; 26 import android.util.Log; 27 import android.view.KeyEvent; 28 import android.view.View; 29 import android.widget.Button; 30 import android.widget.TextView; 31 32 public class JetBoy extends Activity implements View.OnClickListener { 33 34 /** A handle to the thread that's actually running the animation. */ 35 private JetBoyThread mJetBoyThread; 36 37 /** A handle to the View in which the game is running. */ 38 private JetBoyView mJetBoyView; 39 40 // the play start button 41 private Button mButton; 42 43 // used to hit retry 44 private Button mButtonRetry; 45 46 // the window for instructions and such 47 private TextView mTextView; 48 49 // game window timer 50 private TextView mTimerView; 51 52 /** 53 * Required method from parent class 54 * 55 * @param savedInstanceState - The previous instance of this app 56 */ onCreate(Bundle savedInstanceState)57 public void onCreate(Bundle savedInstanceState) { 58 super.onCreate(savedInstanceState); 59 60 setContentView(R.layout.main); 61 62 // get handles to the JetView from XML and the JET thread. 63 mJetBoyView = (JetBoyView)findViewById(R.id.JetBoyView); 64 mJetBoyThread = mJetBoyView.getThread(); 65 66 // look up the happy shiny button 67 mButton = (Button)findViewById(R.id.Button01); 68 mButton.setOnClickListener(this); 69 70 mButtonRetry = (Button)findViewById(R.id.Button02); 71 mButtonRetry.setOnClickListener(this); 72 73 // set up handles for instruction text and game timer text 74 mTextView = (TextView)findViewById(R.id.text); 75 mTimerView = (TextView)findViewById(R.id.timer); 76 77 mJetBoyView.setTimerView(mTimerView); 78 79 mJetBoyView.SetButtonView(mButtonRetry); 80 81 mJetBoyView.SetTextView(mTextView); 82 } 83 84 85 /** 86 * Handles component interaction 87 * 88 * @param v The object which has been clicked 89 */ onClick(View v)90 public void onClick(View v) { 91 // this is the first screen 92 if (mJetBoyThread.getGameState() == JetBoyThread.STATE_START) { 93 mButton.setText("PLAY!"); 94 mTextView.setVisibility(View.VISIBLE); 95 96 mTextView.setText(R.string.helpText); 97 mJetBoyThread.setGameState(JetBoyThread.STATE_PLAY); 98 99 } 100 // we have entered game play, now we about to start running 101 else if (mJetBoyThread.getGameState() == JetBoyThread.STATE_PLAY) { 102 mButton.setVisibility(View.INVISIBLE); 103 mTextView.setVisibility(View.INVISIBLE); 104 mTimerView.setVisibility(View.VISIBLE); 105 mJetBoyThread.setGameState(JetBoyThread.STATE_RUNNING); 106 107 } 108 // this is a retry button 109 else if (mButtonRetry.equals(v)) { 110 111 mTextView.setText(R.string.helpText); 112 113 mButton.setText("PLAY!"); 114 mButtonRetry.setVisibility(View.INVISIBLE); 115 // mButtonRestart.setVisibility(View.INVISIBLE); 116 117 mTextView.setVisibility(View.VISIBLE); 118 mButton.setText("PLAY!"); 119 mButton.setVisibility(View.VISIBLE); 120 121 mJetBoyThread.setGameState(JetBoyThread.STATE_PLAY); 122 123 } else { 124 Log.d("JB VIEW", "unknown click " + v.getId()); 125 126 Log.d("JB VIEW", "state is " + mJetBoyThread.mState); 127 128 } 129 } 130 131 /** 132 * Standard override to get key-press events. 133 */ 134 @Override onKeyDown(int keyCode, KeyEvent msg)135 public boolean onKeyDown(int keyCode, KeyEvent msg) { 136 if (keyCode == KeyEvent.KEYCODE_BACK) { 137 return super.onKeyDown(keyCode, msg); 138 } else { 139 return mJetBoyThread.doKeyDown(keyCode, msg); 140 } 141 } 142 143 /** 144 * Standard override for key-up. 145 */ 146 @Override onKeyUp(int keyCode, KeyEvent msg)147 public boolean onKeyUp(int keyCode, KeyEvent msg) { 148 if (keyCode == KeyEvent.KEYCODE_BACK) { 149 return super.onKeyUp(keyCode, msg); 150 } else { 151 return mJetBoyThread.doKeyUp(keyCode, msg); 152 } 153 } 154 } 155