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Diffstat (limited to 'quickstep/src/com/android/quickstep/views/ShelfScrimView.java')
-rw-r--r--quickstep/src/com/android/quickstep/views/ShelfScrimView.java18
1 files changed, 16 insertions, 2 deletions
diff --git a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
index 36521e5cc..b6ddb5fd1 100644
--- a/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
+++ b/quickstep/src/com/android/quickstep/views/ShelfScrimView.java
@@ -18,6 +18,7 @@ package com.android.quickstep.views;
import static com.android.launcher3.LauncherState.BACKGROUND_APP;
import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.anim.Interpolators.ACCEL;
+import static com.android.launcher3.anim.Interpolators.ACCEL_2;
import static com.android.launcher3.anim.Interpolators.LINEAR;
import static com.android.launcher3.icons.GraphicsUtils.setColorAlphaBound;
@@ -29,6 +30,7 @@ import android.graphics.Path;
import android.graphics.Path.Direction;
import android.graphics.Path.Op;
import android.util.AttributeSet;
+import android.view.animation.Interpolator;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.R;
@@ -69,6 +71,9 @@ public class ShelfScrimView extends ScrimView implements NavigationModeChangeLis
private int mMidAlpha;
private float mMidProgress;
+ private Interpolator mBeforeMidProgressColorInterpolator = ACCEL;
+ private Interpolator mAfterMidProgressColorInterpolator = ACCEL;
+
private float mShiftRange;
private final float mShelfOffset;
@@ -120,6 +125,15 @@ public class ShelfScrimView extends ScrimView implements NavigationModeChangeLis
@Override
public void onNavigationModeChanged(Mode newMode) {
mSysUINavigationMode = newMode;
+ // Note that these interpolators are inverted because progress goes 1 to 0.
+ if (mSysUINavigationMode == Mode.NO_BUTTON) {
+ // Show the shelf more quickly before reaching overview progress.
+ mBeforeMidProgressColorInterpolator = ACCEL_2;
+ mAfterMidProgressColorInterpolator = ACCEL;
+ } else {
+ mBeforeMidProgressColorInterpolator = ACCEL;
+ mAfterMidProgressColorInterpolator = Interpolators.clampToProgress(ACCEL, 0.5f, 1f);
+ }
}
@Override
@@ -171,7 +185,7 @@ public class ShelfScrimView extends ScrimView implements NavigationModeChangeLis
mRemainingScreenColor = 0;
int alpha = Math.round(Utilities.mapToRange(
- mProgress, mMidProgress, 1, mMidAlpha, 0, ACCEL));
+ mProgress, mMidProgress, 1, mMidAlpha, 0, mBeforeMidProgressColorInterpolator));
mShelfColor = setColorAlphaBound(mEndScrim, alpha);
} else {
mDragHandleOffset += mShiftRange * (mMidProgress - mProgress);
@@ -179,7 +193,7 @@ public class ShelfScrimView extends ScrimView implements NavigationModeChangeLis
// Note that these ranges and interpolators are inverted because progress goes 1 to 0.
int alpha = Math.round(
Utilities.mapToRange(mProgress, (float) 0, mMidProgress, (float) mEndAlpha,
- (float) mMidAlpha, Interpolators.clampToProgress(ACCEL, 0.5f, 1f)));
+ (float) mMidAlpha, mAfterMidProgressColorInterpolator));
mShelfColor = setColorAlphaBound(mEndScrim, alpha);
int remainingScrimAlpha = Math.round(