diff options
Diffstat (limited to 'demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java')
| -rw-r--r-- | demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java | 843 |
1 files changed, 339 insertions, 504 deletions
diff --git a/demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java b/demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java index d066f8b..3544481 100644 --- a/demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java +++ b/demokit/app/src/com/google/android/DemoKit/DemoKitActivity.java @@ -16,6 +16,11 @@ package com.google.android.DemoKit; +import java.io.FileDescriptor; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; + import android.app.Activity; import android.app.PendingIntent; import android.content.BroadcastReceiver; @@ -27,231 +32,141 @@ import android.os.Handler; import android.os.Message; import android.os.ParcelFileDescriptor; import android.util.Log; - -import android.widget.ImageView; -import android.widget.TextView; import android.widget.SeekBar; -import android.widget.ToggleButton; -import android.widget.CompoundButton; -import android.graphics.drawable.Drawable; import com.android.future.usb.UsbAccessory; import com.android.future.usb.UsbManager; -import java.io.FileDescriptor; -import java.io.FileInputStream; -import java.io.FileOutputStream; -import java.io.IOException; +public class DemoKitActivity extends Activity implements Runnable { + private static final String TAG = "DemoKit"; + + private static final String ACTION_USB_PERMISSION = "com.google.android.DemoKit.action.USB_PERMISSION"; + private UsbManager mUsbManager; + private PendingIntent mPermissionIntent; + private boolean mPermissionRequestPending; -public class DemoKitActivity extends Activity implements Runnable, SeekBar.OnSeekBarChangeListener, CompoundButton.OnCheckedChangeListener { - private static final String TAG = "DemoKit"; + UsbAccessory mAccessory; + ParcelFileDescriptor mFileDescriptor; + FileInputStream mInputStream; + FileOutputStream mOutputStream; - private static final String ACTION_USB_PERMISSION = - "com.google.android.DemoKit.action.USB_PERMISSION"; + private static final int MESSAGE_SWITCH = 1; + private static final int MESSAGE_TEMPERATURE = 2; + private static final int MESSAGE_LIGHT = 3; + private static final int MESSAGE_JOY = 4; - private UsbManager mUsbManager; - private PendingIntent mPermissionIntent; - private boolean mPermissionRequestPending; + public static final byte LED_SERVO_COMMAND = 2; + public static final byte RELAY_COMMAND = 3; - UsbAccessory mAccessory; - ParcelFileDescriptor mFileDescriptor; - FileInputStream mInputStream; - FileOutputStream mOutputStream; + protected class SwitchMsg { + private byte sw; + private byte state; - ImageView mButton1Image; - ImageView mButton2Image; - ImageView mButton3Image; + public SwitchMsg(byte sw, byte state) { + this.sw = sw; + this.state = state; + } + + public byte getSw() { + return sw; + } + + public byte getState() { + return state; + } + } + + protected class TemperatureMsg { + private int temperature; + + public TemperatureMsg(int temperature) { + this.temperature = temperature; + } + + public int getTemperature() { + return temperature; + } + } + + protected class LightMsg { + private int light; + + public LightMsg(int light) { + this.light = light; + } + + public int getLight() { + return light; + } + } + + protected class JoyMsg { + private int x; + private int y; + + public JoyMsg(int x, int y) { + this.x = x; + this.y = y; + } + + public int getX() { + return x; + } + + public int getY() { + return y; + } + } + + private final BroadcastReceiver mUsbReceiver = new BroadcastReceiver() { + @Override + public void onReceive(Context context, Intent intent) { + String action = intent.getAction(); + if (ACTION_USB_PERMISSION.equals(action)) { + synchronized (this) { + UsbAccessory accessory = UsbManager.getAccessory(intent); + if (intent.getBooleanExtra( + UsbManager.EXTRA_PERMISSION_GRANTED, false)) { + openAccessory(accessory); + } else { + Log.d(TAG, "permission denied for accessory " + + accessory); + } + mPermissionRequestPending = false; + } + } else if (UsbManager.ACTION_USB_ACCESSORY_DETACHED.equals(action)) { + UsbAccessory accessory = UsbManager.getAccessory(intent); + if (accessory != null && accessory.equals(mAccessory)) { + closeAccessory(); + } + } + } + }; + + /** Called when the activity is first created. */ + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + mUsbManager = UsbManager.getInstance(this); + mPermissionIntent = PendingIntent.getBroadcast(this, 0, new Intent( + ACTION_USB_PERMISSION), 0); + IntentFilter filter = new IntentFilter(ACTION_USB_PERMISSION); + filter.addAction(UsbManager.ACTION_USB_ACCESSORY_DETACHED); + registerReceiver(mUsbReceiver, filter); + + if (getLastNonConfigurationInstance() != null) { + mAccessory = (UsbAccessory) getLastNonConfigurationInstance(); + openAccessory(mAccessory); + } + + setContentView(R.layout.main); + + enableControls(false); + } - SeekBar mLed1Red; - SeekBar mLed1Green; - SeekBar mLed1Blue; - SeekBar mLed2Red; - SeekBar mLed2Green; - SeekBar mLed2Blue; - SeekBar mLed3Red; - SeekBar mLed3Green; - SeekBar mLed3Blue; - - ToggleButton mRelay1Button; - ToggleButton mRelay2Button; - - TextView mTemperature; - TextView mLight; - - SeekBar mServo1; - SeekBar mServo2; - SeekBar mServo3; - - TextView mJoyX; - TextView mJoyY; - ImageView mJoyButtonImage; - - - ImageView mCap; - - - Drawable mSwitchOff; - Drawable mSwitchOn; - - private static final int MESSAGE_SWITCH = 1; - private static final int MESSAGE_TEMPERATURE = 2; - private static final int MESSAGE_LIGHT = 3; - private static final int MESSAGE_JOY = 4; - - private class SwitchMsg { - private byte sw; - private byte state; - public SwitchMsg(byte sw, byte state) { - this.sw = sw; - this.state = state; - } - - public byte getSw() { - return sw; - } - - public byte getState() { - return state; - } - } - - private class TemperatureMsg { - private int temperature; - - public TemperatureMsg(int temperature) { - this.temperature = temperature; - } - - public int getTemperature() { - return temperature; - } - } - - private class LightMsg { - private int light; - - public LightMsg(int light) { - this.light = light; - } - - public int getLight() { - return light; - } - } - - private class JoyMsg { - private int x; - private int y; - - public JoyMsg(int x, int y) { - this.x = x; - this.y = y; - } - - public int getX() { - return x; - } - - public int getY() { - return y; - } - } - - private final BroadcastReceiver mUsbReceiver = new BroadcastReceiver() { - @Override - public void onReceive(Context context, Intent intent) { - String action = intent.getAction(); - if (ACTION_USB_PERMISSION.equals(action)) { - synchronized (this) { - UsbAccessory accessory = UsbManager.getAccessory(intent); - if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) { - openAccessory(accessory); - } else { - Log.d(TAG, "permission denied for accessory " + accessory); - } - mPermissionRequestPending = false; - } - } else if (UsbManager.ACTION_USB_ACCESSORY_DETACHED.equals(action)) { - UsbAccessory accessory = UsbManager.getAccessory(intent); - if (accessory != null && accessory.equals(mAccessory)) { - closeAccessory(); - } - } - } - }; - - /** Called when the activity is first created. */ - @Override - public void onCreate(Bundle savedInstanceState) { - super.onCreate(savedInstanceState); - - mUsbManager = UsbManager.getInstance(this); - mPermissionIntent = PendingIntent.getBroadcast(this, 0, new Intent(ACTION_USB_PERMISSION), 0); - IntentFilter filter = new IntentFilter(ACTION_USB_PERMISSION); - filter.addAction(UsbManager.ACTION_USB_ACCESSORY_DETACHED); - registerReceiver(mUsbReceiver, filter); - - if (getLastNonConfigurationInstance() != null) { - mAccessory = (UsbAccessory) getLastNonConfigurationInstance(); - openAccessory(mAccessory); - } - - setContentView(R.layout.main); - - mButton1Image = (ImageView)findViewById(R.id.button1Image); - mButton2Image = (ImageView)findViewById(R.id.button2Image); - mButton3Image = (ImageView)findViewById(R.id.button3Image); - - mLed1Red = (SeekBar)findViewById(R.id.led1Red); - mLed1Red.setOnSeekBarChangeListener(this); - mLed1Green = (SeekBar)findViewById(R.id.led1Green); - mLed1Green.setOnSeekBarChangeListener(this); - mLed1Blue = (SeekBar)findViewById(R.id.led1Blue); - mLed1Blue.setOnSeekBarChangeListener(this); - - mLed2Red = (SeekBar)findViewById(R.id.led2Red); - mLed2Red.setOnSeekBarChangeListener(this); - mLed2Green = (SeekBar)findViewById(R.id.led2Green); - mLed2Green.setOnSeekBarChangeListener(this); - mLed2Blue = (SeekBar)findViewById(R.id.led2Blue); - mLed2Blue.setOnSeekBarChangeListener(this); - - mLed3Red = (SeekBar)findViewById(R.id.led3Red); - mLed3Red.setOnSeekBarChangeListener(this); - mLed3Green = (SeekBar)findViewById(R.id.led3Green); - mLed3Green.setOnSeekBarChangeListener(this); - mLed3Blue = (SeekBar)findViewById(R.id.led3Blue); - mLed3Blue.setOnSeekBarChangeListener(this); - - mRelay1Button = (ToggleButton)findViewById(R.id.relay1Button); - mRelay1Button.setOnCheckedChangeListener(this); - mRelay2Button = (ToggleButton)findViewById(R.id.relay2Button); - mRelay2Button.setOnCheckedChangeListener(this); - - mTemperature = (TextView)findViewById(R.id.temperature); - mLight = (TextView)findViewById(R.id.light); - - mServo1 = (SeekBar)findViewById(R.id.servo1); - mServo1.setOnSeekBarChangeListener(this); - mServo2 = (SeekBar)findViewById(R.id.servo2); - mServo2.setOnSeekBarChangeListener(this); - mServo3 = (SeekBar)findViewById(R.id.servo3); - mServo3.setOnSeekBarChangeListener(this); - - mJoyX = (TextView)findViewById(R.id.joyX); - mJoyY = (TextView)findViewById(R.id.joyY); - mJoyButtonImage = (ImageView)findViewById(R.id.joyButtonImage); - - mCap = (ImageView)findViewById(R.id.cap); - - mSwitchOff = getResources().getDrawable(R.drawable.droid_off); - mSwitchOn = getResources().getDrawable(R.drawable.droid_on); - - enableControls(false); - } - - @Override + @Override public Object onRetainNonConfigurationInstance() { if (mAccessory != null) { return mAccessory; @@ -261,295 +176,215 @@ public class DemoKitActivity extends Activity implements Runnable, SeekBar.OnSee } @Override - public void onResume() { - super.onResume(); - - Intent intent = getIntent(); - Log.d(TAG, "intent: " + intent); - if (mInputStream != null && mOutputStream != null) { - return; - } - - UsbAccessory[] accessories = mUsbManager.getAccessoryList(); - UsbAccessory accessory = (accessories == null ? null : accessories[0]); - if (accessory != null) { - if (mUsbManager.hasPermission(accessory)) { - openAccessory(accessory); - } else { - synchronized (mUsbReceiver) { - if (!mPermissionRequestPending) { - mUsbManager.requestPermission(accessory, mPermissionIntent); - mPermissionRequestPending = true; - } - } - } - } else { - Log.d(TAG, "mAccessory is null"); - } - } - - @Override - public void onPause() { - super.onPause(); - closeAccessory(); - } - - @Override - public void onDestroy() { - unregisterReceiver(mUsbReceiver); - super.onDestroy(); - } - - private void openAccessory(UsbAccessory accessory) { - Log.d(TAG, "openAccessory: " + accessory); - mFileDescriptor = mUsbManager.openAccessory(accessory); - if (mFileDescriptor != null) { - mAccessory = accessory; - FileDescriptor fd = mFileDescriptor.getFileDescriptor(); - mInputStream = new FileInputStream(fd); - mOutputStream = new FileOutputStream(fd); - Thread thread = new Thread(null, this, "AccessoryChat"); - thread.start(); - Log.d(TAG, "openAccessory succeeded"); - enableControls(true); - } else { - Log.d(TAG, "openAccessory fail"); - } - } - - private void closeAccessory() { - enableControls(false); - - mButton1Image.setImageDrawable(mSwitchOff); - mButton2Image.setImageDrawable(mSwitchOff); - mButton3Image.setImageDrawable(mSwitchOff); - mJoyButtonImage.setImageDrawable(mSwitchOff); - mCap.setImageDrawable(mSwitchOff); - mLed1Red.setProgress(0); - mLed1Green.setProgress(0); - mLed1Blue.setProgress(0); - mLed2Red.setProgress(0); - mLed2Green.setProgress(0); - mLed2Blue.setProgress(0); - mLed3Red.setProgress(0); - mLed3Green.setProgress(0); - mLed3Blue.setProgress(0); - mServo1.setProgress(0); - mServo2.setProgress(0); - mServo3.setProgress(0); - mTemperature.setText(""); - mLight.setText(""); - mJoyX.setText(""); - mJoyY.setText(""); - mRelay1Button.setChecked(false); - mRelay2Button.setChecked(false); - - try { - if (mFileDescriptor != null) { - mFileDescriptor.close(); - } - } catch (IOException e) { - } finally { - mFileDescriptor = null; - mAccessory = null; - } - } - - private void enableControls(boolean enable) { - mLed1Red.setEnabled(enable); - mLed1Green.setEnabled(enable); - mLed1Blue.setEnabled(enable); - mLed2Red.setEnabled(enable); - mLed2Green.setEnabled(enable); - mLed2Blue.setEnabled(enable); - mLed3Red.setEnabled(enable); - mLed3Green.setEnabled(enable); - mLed3Blue.setEnabled(enable); - mServo1.setEnabled(enable); - mServo2.setEnabled(enable); - mServo3.setEnabled(enable); - mRelay1Button.setEnabled(enable); - mRelay2Button.setEnabled(enable); - } - - private int composeInt(byte hi, byte lo) { - int val = (int)hi & 0xff; - val *= 256; - val += (int)lo & 0xff; - return val; - } - - public void run() { - int ret = 0; - byte[] buffer = new byte[16384]; - int i; - - while (ret >= 0) { - try { - ret = mInputStream.read(buffer); - } catch (IOException e) { - break; - } - - Log.d(TAG, "got bytes " + ret); - i = 0; - while (i < ret) { - int len = ret - i; - - switch (buffer[i]) { - case 0x1: - if (len >= 3) { - Message m = Message.obtain(mHandler, MESSAGE_SWITCH); - m.obj = new SwitchMsg(buffer[i+1], buffer[i+2]); - mHandler.sendMessage(m); - } - i += 3; - break; - - case 0x4: - if (len >= 3) { - Message m = Message.obtain(mHandler, MESSAGE_TEMPERATURE); - m.obj = new TemperatureMsg(composeInt(buffer[i+1], buffer[i+2])); - mHandler.sendMessage(m); - } - i += 3; - break; - - case 0x5: - if (len >= 3) { - Message m = Message.obtain(mHandler, MESSAGE_LIGHT); - m.obj = new LightMsg(composeInt(buffer[i+1], buffer[i+2])); - mHandler.sendMessage(m); - } - i += 3; - break; - - case 0x6: - if (len >= 3) { - Message m = Message.obtain(mHandler, MESSAGE_JOY); - m.obj = new JoyMsg(buffer[i+1], buffer[i+2]); - mHandler.sendMessage(m); - } - i += 3; - break; - - default: - Log.d(TAG, "unknown msg: " + buffer[i]); - i = len; - break; - } - } - - } - Log.d(TAG, "thread out"); - } - - Handler mHandler = new Handler() { - @Override - public void handleMessage(Message msg) { - switch (msg.what) { - case MESSAGE_SWITCH: - SwitchMsg o = (SwitchMsg)msg.obj; - if (o.getSw() == 0) - mButton1Image.setImageDrawable(o.getState() != 0 ? mSwitchOn : mSwitchOff); - else if (o.getSw() == 1) - mButton2Image.setImageDrawable(o.getState() != 0 ? mSwitchOn : mSwitchOff); - else if (o.getSw() == 2) - mButton3Image.setImageDrawable(o.getState() != 0 ? mSwitchOn : mSwitchOff); - else if (o.getSw() == 3) - mCap.setImageDrawable(o.getState() != 0 ? mSwitchOn : mSwitchOff); - else if (o.getSw() == 4) - mJoyButtonImage.setImageDrawable(o.getState() != 0 ? mSwitchOn : mSwitchOff); - break; - - case MESSAGE_TEMPERATURE: - TemperatureMsg t = (TemperatureMsg)msg.obj; - mTemperature.setText(String.format("%04x", t.getTemperature())); - break; - - case MESSAGE_LIGHT: - LightMsg l = (LightMsg)msg.obj; - mLight.setText(String.format("%04x", l.getLight())); - break; - - case MESSAGE_JOY: - JoyMsg j = (JoyMsg)msg.obj; - mJoyX.setText(String.format("%d", j.getX())); - mJoyY.setText(String.format("%d", j.getY())); - break; - - } - } - }; - - public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) { - byte[] buffer = new byte[3]; - if (progress > 255) - progress = 255; - - buffer[0] = 0x2; - buffer[1] = -1; - buffer[2] = (byte) progress; - - if (seekBar == mLed1Red) - buffer[1] = 0x0; - else if (seekBar == mLed1Green) - buffer[1] = 0x1; - else if (seekBar == mLed1Blue) - buffer[1] = 0x2; - else if (seekBar == mLed2Red) - buffer[1] = 0x3; - else if (seekBar == mLed2Green) - buffer[1] = 0x4; - else if (seekBar == mLed2Blue) - buffer[1] = 0x5; - else if (seekBar == mLed3Red) - buffer[1] = 0x6; - else if (seekBar == mLed3Green) - buffer[1] = 0x7; - else if (seekBar == mLed3Blue) - buffer[1] = 0x8; - else if (seekBar == mServo1) - buffer[1] = 0x10; - else if (seekBar == mServo2) - buffer[1] = 0x11; - else if (seekBar == mServo3) - buffer[1] = 0x12; - - if (mOutputStream != null && buffer[1] != -1) { - try { - mOutputStream.write(buffer); - } catch (IOException e) { - Log.e(TAG, "write failed", e); - } - } - - } - - public void onStartTrackingTouch(SeekBar seekBar) { - } - - public void onStopTrackingTouch(SeekBar seekBar) { - } - - public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { - byte[] buffer = new byte[3]; - buffer[0] = 0x3; - buffer[1] = -1; - buffer[2] = isChecked ? (byte)0x1 : (byte)0x0; - - if (buttonView == mRelay1Button) - buffer[1] = 0; - else if (buttonView == mRelay2Button) - buffer[1] = 1; - - if (buffer[1] != -1) { - try { - mOutputStream.write(buffer); - } catch (IOException e) { - Log.e(TAG, "write failed", e); - } - } - } -} + public void onResume() { + super.onResume(); + + Intent intent = getIntent(); + Log.d(TAG, "intent: " + intent); + if (mInputStream != null && mOutputStream != null) { + return; + } + + UsbAccessory[] accessories = mUsbManager.getAccessoryList(); + UsbAccessory accessory = (accessories == null ? null : accessories[0]); + if (accessory != null) { + if (mUsbManager.hasPermission(accessory)) { + openAccessory(accessory); + } else { + synchronized (mUsbReceiver) { + if (!mPermissionRequestPending) { + mUsbManager.requestPermission(accessory, + mPermissionIntent); + mPermissionRequestPending = true; + } + } + } + } else { + Log.d(TAG, "mAccessory is null"); + } + } + + @Override + public void onPause() { + super.onPause(); + closeAccessory(); + } + + @Override + public void onDestroy() { + unregisterReceiver(mUsbReceiver); + super.onDestroy(); + } + + private void openAccessory(UsbAccessory accessory) { + Log.d(TAG, "openAccessory: " + accessory); + mFileDescriptor = mUsbManager.openAccessory(accessory); + if (mFileDescriptor != null) { + mAccessory = accessory; + FileDescriptor fd = mFileDescriptor.getFileDescriptor(); + mInputStream = new FileInputStream(fd); + mOutputStream = new FileOutputStream(fd); + Thread thread = new Thread(null, this, "AccessoryChat"); + thread.start(); + Log.d(TAG, "openAccessory succeeded"); + enableControls(true); + } else { + Log.d(TAG, "openAccessory fail"); + } + } + + private void closeAccessory() { + enableControls(false); + + try { + if (mFileDescriptor != null) { + mFileDescriptor.close(); + } + } catch (IOException e) { + } finally { + mFileDescriptor = null; + mAccessory = null; + } + } + + protected void enableControls(boolean enable) { + } + private int composeInt(byte hi, byte lo) { + int val = (int) hi & 0xff; + val *= 256; + val += (int) lo & 0xff; + return val; + } + + public void run() { + int ret = 0; + byte[] buffer = new byte[16384]; + int i; + + while (ret >= 0) { + try { + ret = mInputStream.read(buffer); + } catch (IOException e) { + break; + } + + Log.d(TAG, "got bytes " + ret); + i = 0; + while (i < ret) { + int len = ret - i; + + switch (buffer[i]) { + case 0x1: + if (len >= 3) { + Message m = Message.obtain(mHandler, MESSAGE_SWITCH); + m.obj = new SwitchMsg(buffer[i + 1], buffer[i + 2]); + mHandler.sendMessage(m); + } + i += 3; + break; + + case 0x4: + if (len >= 3) { + Message m = Message.obtain(mHandler, + MESSAGE_TEMPERATURE); + m.obj = new TemperatureMsg(composeInt(buffer[i + 1], + buffer[i + 2])); + mHandler.sendMessage(m); + } + i += 3; + break; + + case 0x5: + if (len >= 3) { + Message m = Message.obtain(mHandler, MESSAGE_LIGHT); + m.obj = new LightMsg(composeInt(buffer[i + 1], + buffer[i + 2])); + mHandler.sendMessage(m); + } + i += 3; + break; + + case 0x6: + if (len >= 3) { + Message m = Message.obtain(mHandler, MESSAGE_JOY); + m.obj = new JoyMsg(buffer[i + 1], buffer[i + 2]); + mHandler.sendMessage(m); + } + i += 3; + break; + + default: + Log.d(TAG, "unknown msg: " + buffer[i]); + i = len; + break; + } + } + + } + Log.d(TAG, "thread out"); + } + + Handler mHandler = new Handler() { + @Override + public void handleMessage(Message msg) { + switch (msg.what) { + case MESSAGE_SWITCH: + SwitchMsg o = (SwitchMsg) msg.obj; + handleSwitchMessage(o); + break; + + case MESSAGE_TEMPERATURE: + TemperatureMsg t = (TemperatureMsg) msg.obj; + handleTemperatureMessage(t); + break; + + case MESSAGE_LIGHT: + LightMsg l = (LightMsg) msg.obj; + handleLightMessage(l); + break; + + case MESSAGE_JOY: + JoyMsg j = (JoyMsg) msg.obj; + handleJoyMessage(j); + break; + + } + } + }; + + public void sendCommand(byte command, byte target, int value) { + byte[] buffer = new byte[3]; + if (value > 255) + value = 255; + + buffer[0] = command; + buffer[1] = target; + buffer[2] = (byte) value; + if (mOutputStream != null && buffer[1] != -1) { + try { + mOutputStream.write(buffer); + } catch (IOException e) { + Log.e(TAG, "write failed", e); + } + } + } + + protected void handleJoyMessage(JoyMsg j) { + } + + protected void handleLightMessage(LightMsg l) { + } + + protected void handleTemperatureMessage(TemperatureMsg t) { + } + + protected void handleSwitchMessage(SwitchMsg o) { + } + + public void onStartTrackingTouch(SeekBar seekBar) { + } + + public void onStopTrackingTouch(SeekBar seekBar) { + } +} |