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Bug 743669 - Use hidden obtainNano API to replay motion events on Froyo. r=blassey

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This commit is contained in:
Kartikaya Gupta 2012-04-12 11:38:20 -05:00
parent ca51cdfda7
commit 95ab3d5c2e
2 changed files with 55 additions and 19 deletions
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61
mobile/android/base/tests/MotionEventReplayer.java.in
View File

@ -4,15 +4,18 @@ package @ANDROID_PACKAGE_NAME@.tests;
import @ANDROID_PACKAGE_NAME@.*;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;
import java.util.HashMap;
import java.util.StringTokenizer;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import android.app.Instrumentation;
import android.os.Build;
import android.os.SystemClock;
import android.util.Log;
import android.view.MotionEvent;
@ -24,6 +27,7 @@ class MotionEventReplayer {
private final int mSurfaceOffsetX;
private final int mSurfaceOffsetY;
private final Map<String, Integer> mActionTypes;
private Method mObtainNanoMethod;
public MotionEventReplayer(Instrumentation inst, int surfaceOffsetX, int surfaceOffsetY) {
mInstrumentation = inst;
@ -65,7 +69,9 @@ class MotionEventReplayer {
return Integer.parseInt(value);
}
public void replayEvents(InputStream eventDescriptions) throws IOException {
public void replayEvents(InputStream eventDescriptions)
throws IOException, IllegalAccessException, InvocationTargetException, NoSuchMethodException
{
// As an example, a line in the input stream might look like:
//
// MotionEvent { action=ACTION_DOWN, id[0]=0, x[0]=424.41055, y[0]=825.2412,
@ -119,12 +125,31 @@ class MotionEventReplayer {
int pointerCount = parseInt(eventProperties.get("pointerCount"));
int[] pointerIds = new int[pointerCount];
MotionEvent.PointerCoords[] pointerCoords = new MotionEvent.PointerCoords[pointerCount];
for (int i = 0; i < pointerCount; i++) {
pointerIds[i] = Integer.parseInt(eventProperties.get("id[" + i + "]"));
pointerCoords[i] = new MotionEvent.PointerCoords();
pointerCoords[i].x = mSurfaceOffsetX + Float.parseFloat(eventProperties.get("x[" + i + "]"));
pointerCoords[i].y = mSurfaceOffsetY + Float.parseFloat(eventProperties.get("y[" + i + "]"));
Object pointerData;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
MotionEvent.PointerCoords[] pointerCoords = new MotionEvent.PointerCoords[pointerCount];
for (int i = 0; i < pointerCount; i++) {
pointerIds[i] = Integer.parseInt(eventProperties.get("id[" + i + "]"));
pointerCoords[i] = new MotionEvent.PointerCoords();
pointerCoords[i].x = mSurfaceOffsetX + Float.parseFloat(eventProperties.get("x[" + i + "]"));
pointerCoords[i].y = mSurfaceOffsetY + Float.parseFloat(eventProperties.get("y[" + i + "]"));
}
pointerData = pointerCoords;
} else {
// pre-gingerbread we have to use a hidden API to create the motion event, and we have
// to create a flattened list of floats rather than an array of PointerCoords
final int NUM_SAMPLE_DATA = 4; // MotionEvent.NUM_SAMPLE_DATA
final int SAMPLE_X = 0; // MotionEvent.SAMPLE_X
final int SAMPLE_Y = 1; // MotionEvent.SAMPLE_Y
float[] sampleData = new float[pointerCount * NUM_SAMPLE_DATA];
for (int i = 0; i < pointerCount; i++) {
pointerIds[i] = Integer.parseInt(eventProperties.get("id[" + i + "]"));
sampleData[(i * NUM_SAMPLE_DATA) + SAMPLE_X] =
mSurfaceOffsetX + Float.parseFloat(eventProperties.get("x[" + i + "]"));
sampleData[(i * NUM_SAMPLE_DATA) + SAMPLE_Y] =
mSurfaceOffsetY + Float.parseFloat(eventProperties.get("y[" + i + "]"));
}
pointerData = sampleData;
}
// we want to adjust the timestamps on all the generated events so that they line up with
@ -147,9 +172,23 @@ class MotionEventReplayer {
}
// and finally we dispatch the event
MotionEvent event = MotionEvent.obtain(downTime, eventTime, action, pointerCount,
pointerIds, pointerCoords, metaState, xPrecision, yPrecision, deviceId, edgeFlags,
source, flags);
MotionEvent event;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
event = MotionEvent.obtain(downTime, eventTime, action, pointerCount,
pointerIds, (MotionEvent.PointerCoords[])pointerData, metaState,
xPrecision, yPrecision, deviceId, edgeFlags, source, flags);
} else {
// pre-gingerbread we have to use a hidden API to accomplish this
if (mObtainNanoMethod == null) {
mObtainNanoMethod = MotionEvent.class.getMethod("obtainNano", long.class,
long.class, long.class, int.class, int.class, pointerIds.getClass(),
pointerData.getClass(), int.class, float.class, float.class,
int.class, int.class);
}
event = (MotionEvent)mObtainNanoMethod.invoke(null, downTime, eventTime,
eventTime * 1000000, action, pointerCount, pointerIds, (float[])pointerData,
metaState, xPrecision, yPrecision, deviceId, edgeFlags);
}
Log.v(LOGTAG, "Injecting " + event.toString());
mInstrumentation.sendPointerSync(event);

13
mobile/android/base/tests/testCheck2.java.in
View File

@ -1,7 +1,6 @@
#filter substitution
package @ANDROID_PACKAGE_NAME@.tests;
import java.io.IOException;
import @ANDROID_PACKAGE_NAME@.*;
public class testCheck2 extends PixelTest {
@ -29,19 +28,17 @@ public class testCheck2 extends PixelTest {
MotionEventReplayer mer = new MotionEventReplayer(getInstrumentation(), mDriver.getGeckoLeft(), mDriver.getGeckoTop());
float completeness = 0.0f;
mDriver.startCheckerboardRecording();
// replay the events
try {
mer.replayEvents(getAsset("testcheck2-motionevents"));
} catch (IOException ioe) {
mAsserter.dumpLog("IOException while replaying events", ioe);
}
// give it some time to draw any final frames
try {
// give it some time to draw any final frames
Thread.sleep(1000);
} catch (InterruptedException ie) {
completeness = mDriver.stopCheckerboardRecording();
} catch (Exception e) {
mAsserter.dumpLog("Exception while replaying events", e);
}
float completeness = mDriver.stopCheckerboardRecording();
mAsserter.dumpLog("__start_report" + completeness + "__end_report");
System.out.println("Completeness score: " + completeness);