Merge "Recover tracking pointer going up mid-gesture in shade." into klp-dev

This commit is contained in:
John Spurlock
2013-08-15 16:38:45 +00:00
committed by Android (Google) Code Review

View File

@@ -76,6 +76,7 @@ public class PanelView extends FrameLayout {
private boolean mClosing;
private boolean mRubberbanding;
private boolean mTracking;
private int mTrackingPointer;
private TimeAnimator mTimeAnimator;
private ObjectAnimator mPeekAnimator;
@@ -380,14 +381,21 @@ public class PanelView extends FrameLayout {
mHandleView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final float y = event.getY();
final float rawY = event.getRawY();
if (DEBUG) logf("handle.onTouch: a=%s y=%.1f rawY=%.1f off=%.1f",
int pointerIndex = event.findPointerIndex(mTrackingPointer);
if (pointerIndex < 0) {
pointerIndex = 0;
mTrackingPointer = event.getPointerId(pointerIndex);
}
final float y = event.getY(pointerIndex);
final float rawDelta = event.getRawY() - event.getY();
final float rawY = y + rawDelta;
if (DEBUG) logf("handle.onTouch: a=%s p=[%d,%d] y=%.1f rawY=%.1f off=%.1f",
MotionEvent.actionToString(event.getAction()),
mTrackingPointer, pointerIndex,
y, rawY, mTouchOffset);
PanelView.this.getLocationOnScreen(mAbsPos);
switch (event.getAction()) {
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
mTracking = true;
mHandleView.setPressed(true);
@@ -397,13 +405,26 @@ public class PanelView extends FrameLayout {
trackMovement(event);
mTimeAnimator.cancel(); // end any outstanding animations
mBar.onTrackingStarted(PanelView.this);
mTouchOffset = (rawY - mAbsPos[1]) - PanelView.this.getExpandedHeight();
mTouchOffset = (rawY - mAbsPos[1]) - mExpandedHeight;
if (mExpandedHeight == 0) {
mJustPeeked = true;
runPeekAnimation();
}
break;
case MotionEvent.ACTION_POINTER_UP:
final int upPointer = event.getPointerId(event.getActionIndex());
if (mTrackingPointer == upPointer) {
// gesture is ongoing, find a new pointer to track
final int newIndex = event.getPointerId(0) != upPointer ? 0 : 1;
final float newY = event.getY(newIndex);
final float newRawY = newY + rawDelta;
mTrackingPointer = event.getPointerId(newIndex);
mTouchOffset = (newRawY - mAbsPos[1]) - mExpandedHeight;
mInitialTouchY = newY;
}
break;
case MotionEvent.ACTION_MOVE:
final float h = rawY - mAbsPos[1] - mTouchOffset;
if (h > mPeekHeight) {
@@ -424,6 +445,7 @@ public class PanelView extends FrameLayout {
case MotionEvent.ACTION_CANCEL:
mFinalTouchY = y;
mTracking = false;
mTrackingPointer = -1;
mHandleView.setPressed(false);
postInvalidate(); // catch the press state change
mBar.onTrackingStopped(PanelView.this);