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Commit 41588a97 authored by Matt Casey's avatar Matt Casey Committed by Automerger Merge Worker
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Merge "Fix mPositionInWindow to not use global coords" into sc-dev am: 184c6139 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15029245

Change-Id: Icde4e15933c34e1d956d4b0c0a983115c7348cb3
parents 76b7c681 184c6139

core/java/android/view/ScrollCaptureTarget.java

+5 −22
Original line number Original line Diff line number Diff line
@@ -21,13 +21,10 @@ import static java.util.Objects.requireNonNull; 
import android.annotation.NonNull;

import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.Nullable;

import android.annotation.UiThread;

import android.annotation.UiThread;

import android.graphics.Matrix;

import android.graphics.Point;

import android.graphics.Point;

import android.graphics.Rect;

import android.graphics.Rect;

import android.os.CancellationSignal;

import android.os.CancellationSignal;





import com.android.internal.util.FastMath;



import java.io.PrintWriter;

import java.io.PrintWriter;

import java.util.function.Consumer;

import java.util.function.Consumer;
@@ -43,8 +40,7 @@ public final class ScrollCaptureTarget { 
    private final int mHint;

    private final int mHint;

    private Rect mScrollBounds;

    private Rect mScrollBounds;





    private final float[] mTmpFloatArr = new float[2];

    private final int[] mTmpIntArr = new int[2];

    private final Matrix mMatrixViewLocalToWindow = new Matrix();





    public ScrollCaptureTarget(@NonNull View scrollTarget, @NonNull Rect localVisibleRect,

    public ScrollCaptureTarget(@NonNull View scrollTarget, @NonNull Rect localVisibleRect,

            @NonNull Point positionInWindow, @NonNull ScrollCaptureCallback callback) {

            @NonNull Point positionInWindow, @NonNull ScrollCaptureCallback callback) {
@@ -117,28 +113,15 @@ public final class ScrollCaptureTarget { 
        }

        }

    }

    }





    private static void zero(float[] pointArray) {

        pointArray[0] = 0;

        pointArray[1] = 0;

    }



    private static void roundIntoPoint(Point pointObj, float[] pointArray) {

        pointObj.x = FastMath.round(pointArray[0]);

        pointObj.y = FastMath.round(pointArray[1]);

    }



    /**

    /**

     * Refresh the local visible bounds and it's offset within the window, based on the current

     * Refresh the local visible bounds and its offset within the window, based on the current

     * state of the {@code containing view}.

     * state of the {@code containing view}.

     */

     */

    @UiThread

    @UiThread

    public void updatePositionInWindow() {

    public void updatePositionInWindow() {

        mMatrixViewLocalToWindow.reset();

        mContainingView.getLocationInWindow(mTmpIntArr);

        mContainingView.transformMatrixToGlobal(mMatrixViewLocalToWindow);

        mPositionInWindow.x = mTmpIntArr[0];



        mPositionInWindow.y = mTmpIntArr[1];

        zero(mTmpFloatArr);

        mMatrixViewLocalToWindow.mapPoints(mTmpFloatArr);

        roundIntoPoint(mPositionInWindow, mTmpFloatArr);

    }

    }





    public String toString() {

    public String toString() {