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Commit 4f4ce6a8 authored by Brian Attwell's avatar Brian Attwell
Browse files

Fade QC contact photo more slowly 

What the spline looks like: http://jsfiddle.net/rc3rfrgc/

Bug: 17380032
Change-Id: I2edc76b068a3d848a535a6b54e82a2c8e91939dc
parent 5c748642

src/com/android/contacts/widget/MultiShrinkScroller.java

+8 −1
Original line number Diff line number Diff line
@@ -161,6 +161,12 @@ public class MultiShrinkScroller extends FrameLayout { 


    private final PathInterpolator mTextSizePathInterpolator

            = new PathInterpolator(0.16f, 0.4f, 0.2f, 1);

    /**

     * Interpolator that starts and ends with nearly straight segments. At x=0 it has a y of

     * approximately 0.25. We only want the contact photo 25% faded when half collapsed.

     */

    private final PathInterpolator mWhiteBlendingPathInterpolator

            = new PathInterpolator(1.0f, 0.4f, 0.9f, 0.8f);



    private final int[] mGradientColors = new int[] {0,0xAA000000};

    private GradientDrawable mTitleGradientDrawable = new GradientDrawable(
@@ -1075,7 +1081,8 @@ public class MultiShrinkScroller extends FrameLayout { 
                EXPONENT_ALMOST_ONE);

        mColorMatrix.reset();

        mColorMatrix.setSaturation(semiLinearBeforeMiddle);

        mColorMatrix.postConcat(alphaMatrix(ratio, Color.WHITE));

        mColorMatrix.postConcat(alphaMatrix(

                1 - mWhiteBlendingPathInterpolator.getInterpolation(1 - ratio), Color.WHITE));



        final float colorAlpha;

        if (mPhotoView.isBasedOffLetterTile()) {