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1 package org.hedgewars.hedgeroid; |
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2 |
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3 import org.hedgewars.hedgeroid.Datastructures.GameConfig; |
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4 import org.hedgewars.hedgeroid.frontlib.Flib; |
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5 import org.hedgewars.hedgeroid.frontlib.Frontlib; |
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6 import org.hedgewars.hedgeroid.frontlib.Frontlib.BytesCallback; |
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7 import org.hedgewars.hedgeroid.frontlib.Frontlib.GameSetupPtr; |
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8 import org.hedgewars.hedgeroid.frontlib.Frontlib.GameconnPtr; |
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9 import org.hedgewars.hedgeroid.frontlib.Frontlib.IntCallback; |
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10 import org.hedgewars.hedgeroid.frontlib.Frontlib.StrBoolCallback; |
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11 import org.hedgewars.hedgeroid.frontlib.Frontlib.StrCallback; |
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12 import org.hedgewars.hedgeroid.frontlib.Frontlib.VoidCallback; |
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13 import org.hedgewars.hedgeroid.netplay.GameMessageListener; |
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14 import org.hedgewars.hedgeroid.netplay.Netplay; |
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15 import org.hedgewars.hedgeroid.util.TickHandler; |
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16 |
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17 import android.os.Handler; |
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18 import android.os.HandlerThread; |
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19 import android.os.Looper; |
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20 import android.util.Log; |
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21 |
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22 import com.sun.jna.Memory; |
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23 import com.sun.jna.NativeLong; |
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24 import com.sun.jna.Pointer; |
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25 |
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26 public final class GameConnection { |
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27 private static final Handler mainHandler = new Handler(Looper.getMainLooper()); |
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28 |
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29 private final HandlerThread thread; |
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30 private final Handler handler; |
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31 private final TickHandler tickHandler; |
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32 private final Netplay netplay; // ==null if not a netgame |
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33 private GameconnPtr conn; |
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34 |
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35 /** |
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36 * The actual connection has to be set up on a separate thread because networking |
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37 * is not allowed on the UI thread, so the port can't be queried immediately after |
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38 * creating the GameConnection object. Instead, one of these interface methods is |
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39 * called once we know which port we are listening on (or once we fail to set this up). |
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40 * Methods will be called on the UI thread. |
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41 */ |
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42 public static interface Listener { |
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43 /** |
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44 * We are listening for the engine at $port, go start the engine. |
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45 */ |
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46 void gameConnectionReady(int port); |
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47 |
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48 /** |
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49 * The connection has stopped, either because the game has ended or was interrupted, |
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50 * or maybe we failed to create the connection at all (in that case gameConnectionReady wasn't called). |
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51 */ |
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52 void gameConnectionDisconnected(int reason); |
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53 } |
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54 |
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55 private GameConnection(Netplay netplay) { |
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56 this.netplay = netplay; |
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57 thread = new HandlerThread("IPCThread"); |
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58 thread.start(); |
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59 handler = new Handler(thread.getLooper()); |
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60 tickHandler = new TickHandler(thread.getLooper(), 50, new Runnable() { |
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61 public void run() { |
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62 if(conn != null) { |
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63 Flib.INSTANCE.flib_gameconn_tick(conn); |
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64 } |
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65 } |
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66 }); |
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67 tickHandler.start(); |
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68 } |
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69 |
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70 public static GameConnection forNetgame(final GameConfig config, Netplay netplay, final Listener listener) { |
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71 final GameConnection result = new GameConnection(netplay); |
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72 final String playerName = netplay.getPlayerName(); |
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73 result.handler.post(new Runnable() { |
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74 public void run() { |
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75 GameconnPtr conn = Flib.INSTANCE.flib_gameconn_create(playerName, GameSetupPtr.createJavaOwned(config), true); |
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76 result.setupConnection(conn, true, listener); |
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77 } |
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78 }); |
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79 return result; |
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80 } |
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81 |
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82 public static GameConnection forLocalGame(final GameConfig config, final Listener listener) { |
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83 final GameConnection result = new GameConnection(null); |
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84 result.handler.post(new Runnable() { |
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85 public void run() { |
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86 GameconnPtr conn = Flib.INSTANCE.flib_gameconn_create("Player", GameSetupPtr.createJavaOwned(config), false); |
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87 result.setupConnection(conn, false, listener); |
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88 } |
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89 }); |
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90 return result; |
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91 } |
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92 |
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93 // runs on the IPCThread |
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94 private void setupConnection(GameconnPtr conn, final boolean netgame, final Listener listener) { |
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95 if(conn == null) { |
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96 mainHandler.post(new Runnable() { |
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97 public void run() { listener.gameConnectionDisconnected(Frontlib.GAME_END_ERROR); } |
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98 }); |
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99 shutdown(); |
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100 } else { |
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101 this.conn = conn; |
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102 final int port = Flib.INSTANCE.flib_gameconn_getport(conn); |
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103 mainHandler.post(new Runnable() { |
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104 public void run() { |
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105 listener.gameConnectionReady(port); |
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106 if(netgame) { |
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107 netplay.registerGameMessageListener(gameMessageListener); |
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108 } |
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109 } |
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110 }); |
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111 Flib.INSTANCE.flib_gameconn_onConnect(conn, connectCb, null); |
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112 Flib.INSTANCE.flib_gameconn_onDisconnect(conn, disconnectCb, null); |
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113 Flib.INSTANCE.flib_gameconn_onErrorMessage(conn, errorMessageCb, null); |
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114 if(netgame) { |
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115 Flib.INSTANCE.flib_gameconn_onChat(conn, chatCb, null); |
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116 Flib.INSTANCE.flib_gameconn_onEngineMessage(conn, engineMessageCb, null); |
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117 } |
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118 } |
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119 } |
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120 |
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121 // runs on the IPCThread |
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122 private void shutdown() { |
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123 tickHandler.stop(); |
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124 thread.quit(); |
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125 Flib.INSTANCE.flib_gameconn_destroy(conn); |
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126 if(netplay != null) { |
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127 mainHandler.post(new Runnable() { |
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128 public void run() { |
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129 netplay.unregisterGameMessageListener(gameMessageListener); |
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130 } |
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131 }); |
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132 } |
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133 } |
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134 |
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135 // runs on the IPCThread |
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136 private final StrBoolCallback chatCb = new StrBoolCallback() { |
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137 public void callback(Pointer context, String message, boolean teamChat) { |
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138 if(teamChat) { |
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139 netplay.sendTeamChat(message); |
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140 } else { |
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141 netplay.sendChat(message); |
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142 } |
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143 } |
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144 }; |
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145 |
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146 // runs on the IPCThread |
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147 private final VoidCallback connectCb = new VoidCallback() { |
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148 public void callback(Pointer context) { |
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149 Log.i("GameConnection", "Connected"); |
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150 } |
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151 }; |
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152 |
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153 // runs on the IPCThread |
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154 private final IntCallback disconnectCb = new IntCallback() { |
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155 public void callback(Pointer context, int reason) { |
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156 if(netplay != null) { |
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157 netplay.sendRoundFinished(reason==Frontlib.GAME_END_FINISHED); |
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158 } |
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159 shutdown(); |
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160 } |
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161 }; |
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162 |
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163 // runs on the IPCThread |
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164 private final BytesCallback engineMessageCb = new BytesCallback() { |
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165 public void callback(Pointer context, Pointer buffer, NativeLong size) { |
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166 netplay.sendEngineMessage(buffer.getByteArray(0, size.intValue())); |
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167 } |
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168 }; |
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169 |
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170 // runs on the IPCThread |
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171 private final StrCallback errorMessageCb = new StrCallback() { |
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172 public void callback(Pointer context, String message) { |
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173 Log.e("GameConnection", message); |
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174 } |
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175 }; |
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176 |
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177 // runs on any thread |
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178 private final GameMessageListener gameMessageListener = new GameMessageListener() { |
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179 public void onNetDisconnected() { |
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180 handler.post(new Runnable() { |
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181 public void run() { |
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182 shutdown(); |
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183 } |
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184 }); |
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185 } |
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186 |
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187 public void onMessage(final int type, final String message) { |
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188 handler.post(new Runnable() { |
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189 public void run() { |
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190 Flib.INSTANCE.flib_gameconn_send_textmsg(conn, type, message); |
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191 } |
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192 }); |
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193 } |
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194 |
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195 public void onEngineMessage(final byte[] em) { |
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196 handler.post(new Runnable() { |
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197 public void run() { |
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198 Memory mem = new Memory(em.length); |
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199 mem.write(0, em, 0, em.length); |
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200 Flib.INSTANCE.flib_gameconn_send_enginemsg(conn, mem, new NativeLong(em.length)); |
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201 } |
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202 }); |
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203 |
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204 } |
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205 |
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206 public void onChatMessage(final String nick, final String message) { |
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207 handler.post(new Runnable() { |
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208 public void run() { |
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209 Flib.INSTANCE.flib_gameconn_send_chatmsg(conn, nick, message); |
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210 } |
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211 }); |
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212 } |
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213 }; |
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214 } |