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Merge "Makes sure the magnifier source bounds doesn't beyond the surface." into rvc-dev am: 2c591e8c6b

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Change-Id: I206e39eeed13e2678c2389a955aff9895b2e854b
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Automerger Merge Worker
2020-02-27 12:02:36 +00:00
parent d31a1aaa99 2c591e8c6b
commit 4dcc22b7a2
1 changed files with 3 additions and 2 deletions
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5
core/java/android/widget/Magnifier.java
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@@ -353,8 +353,9 @@ public final class Magnifier {
// Gets the startX for new style, which should be bounded by the horizontal bounds.
// Also calculates the left/right cut width for pixel copy.
leftBound += mViewCoordinatesInSurface[0];
rightBound += mViewCoordinatesInSurface[0];
leftBound = Math.max(leftBound + mViewCoordinatesInSurface[0], 0);
rightBound = Math.min(
rightBound + mViewCoordinatesInSurface[0], mContentCopySurface.mWidth);
mLeftCutWidth = Math.max(0, leftBound - startX);
mRightCutWidth = Math.max(0, startX + mSourceWidth - rightBound);
startX = Math.max(startX, leftBound);