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Use new InputDevice.getVibrator() API.

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Bug: 6334179
Change-Id: I1e592fd1a58a8d0789548346aee1aff6ddb9d684
This commit is contained in:
Jeff Brown
2012-04-13 17:05:53 -07:00
parent a4920b722d
commit eb1b7a61af
1 changed files with 27 additions and 0 deletions
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27
samples/ApiDemos/src/com/example/android/apis/view/GameView.java
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@@ -23,6 +23,7 @@ import android.graphics.Path;
import android.graphics.Paint.Style; import android.graphics.Paint.Style;
import android.os.Handler; import android.os.Handler;
import android.os.SystemClock; import android.os.SystemClock;
import android.os.Vibrator;
import android.util.AttributeSet; import android.util.AttributeSet;
import android.view.InputDevice; import android.view.InputDevice;
import android.view.KeyEvent; import android.view.KeyEvent;
@@ -36,6 +37,10 @@ import java.util.Random;
/** /**
* A trivial joystick based physics game to demonstrate joystick handling. * A trivial joystick based physics game to demonstrate joystick handling.
* *
* If the game controller has a vibrator, then it is used to provide feedback
* when a bullet is fired or the ship crashes into an obstacle. Otherwise, the
* system vibrator is used for that purpose.
*
* @see GameControllerInput * @see GameControllerInput
*/ */
public class GameView extends View { public class GameView extends View {
@@ -307,6 +312,8 @@ public class GameView extends View {
bullet.setVelocity(mShip.getBulletVelocityX(mBulletSpeed), bullet.setVelocity(mShip.getBulletVelocityX(mBulletSpeed),
mShip.getBulletVelocityY(mBulletSpeed)); mShip.getBulletVelocityY(mBulletSpeed));
mBullets.add(bullet); mBullets.add(bullet);
getVibrator().vibrate(20);
} }
} }
@@ -316,12 +323,26 @@ public class GameView extends View {
} }
} }
private void crash() {
getVibrator().vibrate(new long[] { 0, 20, 20, 40, 40, 80, 40, 300 }, -1);
}
private void reset() { private void reset() {
mShip = new Ship(); mShip = new Ship();
mBullets.clear(); mBullets.clear();
mObstacles.clear(); mObstacles.clear();
} }
private Vibrator getVibrator() {
if (mLastInputDevice != null) {
Vibrator vibrator = mLastInputDevice.getVibrator();
if (vibrator.hasVibrator()) {
return vibrator;
}
}
return (Vibrator)getContext().getSystemService(Context.VIBRATOR_SERVICE);
}
void animateFrame() { void animateFrame() {
long currentStepTime = SystemClock.uptimeMillis(); long currentStepTime = SystemClock.uptimeMillis();
step(currentStepTime); step(currentStepTime);
@@ -680,6 +701,12 @@ public class GameView extends View {
public float getDestroyAnimDuration() { public float getDestroyAnimDuration() {
return 1.0f; return 1.0f;
} }
@Override
public void destroy() {
super.destroy();
crash();
}
} }
private class Bullet extends Sprite { private class Bullet extends Sprite {