Moving animation configuration and definition out of state definition
This removes cross dependency between StateManager and State object so
that it can be easily generalized
Change-Id: I62851fc4b653655cb40f37023db9651055ec7c9c
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
index a515070..c037e44 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/LauncherAppTransitionManagerImpl.java
@@ -16,39 +16,24 @@
package com.android.launcher3;
-import static com.android.launcher3.LauncherState.BACKGROUND_APP;
-import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
import static com.android.launcher3.LauncherState.NORMAL;
-import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
-import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
import static com.android.launcher3.anim.Interpolators.LINEAR;
-import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_APPS_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_TRANSLATE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_VERTICAL_PROGRESS;
import static com.android.quickstep.TaskViewUtils.findTaskViewToLaunch;
import static com.android.quickstep.TaskViewUtils.getRecentsWindowAnimator;
-import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
-import android.animation.ValueAnimator;
import android.content.Context;
import android.view.View;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
-import com.android.launcher3.LauncherState.ScaleAndTranslation;
-import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.anim.AnimatorPlaybackController;
import com.android.launcher3.anim.Interpolators;
-import com.android.launcher3.anim.SpringAnimationBuilder;
-import com.android.launcher3.states.StateAnimationConfig;
import com.android.quickstep.views.RecentsView;
import com.android.quickstep.views.TaskView;
import com.android.systemui.shared.system.RemoteAnimationTargetCompat;
@@ -59,13 +44,6 @@
*/
public final class LauncherAppTransitionManagerImpl extends QuickstepAppTransitionManagerImpl {
- public static final int INDEX_SHELF_ANIM = 0;
- public static final int INDEX_RECENTS_FADE_ANIM = 1;
- public static final int INDEX_RECENTS_TRANSLATE_X_ANIM = 2;
- public static final int INDEX_PAUSE_TO_OVERVIEW_ANIM = 3;
-
- public static final long ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW = 300;
-
public LauncherAppTransitionManagerImpl(Context context) {
super(context);
}
@@ -151,77 +129,4 @@
mLauncher.getStateManager().reapplyState();
};
}
-
- @Override
- public int getStateElementAnimationsCount() {
- return 4;
- }
-
- @Override
- public Animator createStateElementAnimation(int index, float... values) {
- switch (index) {
- case INDEX_SHELF_ANIM: {
- AllAppsTransitionController aatc = mLauncher.getAllAppsController();
- Animator springAnim = aatc.createSpringAnimation(values);
-
- if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
- // Translate hotseat with the shelf until reaching overview.
- float overviewProgress = OVERVIEW.getVerticalProgress(mLauncher);
- ScaleAndTranslation sat = OVERVIEW.getHotseatScaleAndTranslation(mLauncher);
- float shiftRange = aatc.getShiftRange();
- if (values.length == 1) {
- values = new float[] {aatc.getProgress(), values[0]};
- }
- ValueAnimator hotseatAnim = ValueAnimator.ofFloat(values);
- hotseatAnim.addUpdateListener(anim -> {
- float progress = (Float) anim.getAnimatedValue();
- if (progress >= overviewProgress || mLauncher.isInState(BACKGROUND_APP)) {
- float hotseatShift = (progress - overviewProgress) * shiftRange;
- mLauncher.getHotseat().setTranslationY(hotseatShift + sat.translationY);
- }
- });
- hotseatAnim.setInterpolator(LINEAR);
- hotseatAnim.setDuration(springAnim.getDuration());
-
- AnimatorSet anim = new AnimatorSet();
- anim.play(hotseatAnim);
- anim.play(springAnim);
- return anim;
- }
-
- return springAnim;
- }
- case INDEX_RECENTS_FADE_ANIM:
- return ObjectAnimator.ofFloat(mLauncher.getOverviewPanel(),
- RecentsView.CONTENT_ALPHA, values);
- case INDEX_RECENTS_TRANSLATE_X_ANIM: {
- RecentsView rv = mLauncher.getOverviewPanel();
- return new SpringAnimationBuilder(mLauncher)
- .setMinimumVisibleChange(1f / rv.getPageOffsetScale())
- .setDampingRatio(0.8f)
- .setStiffness(250)
- .setValues(values)
- .build(rv, ADJACENT_PAGE_OFFSET);
- }
- case INDEX_PAUSE_TO_OVERVIEW_ANIM: {
- StateAnimationConfig config = new StateAnimationConfig();
- config.duration = ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW;
-
- config.setInterpolator(ANIM_VERTICAL_PROGRESS, OVERSHOOT_1_2);
- config.setInterpolator(ANIM_ALL_APPS_FADE, DEACCEL_3);
- if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
- config.setInterpolator(ANIM_HOTSEAT_SCALE, OVERSHOOT_1_2);
- config.setInterpolator(ANIM_HOTSEAT_TRANSLATE, OVERSHOOT_1_2);
- }
-
-
- LauncherStateManager stateManager = mLauncher.getStateManager();
- return stateManager.createAtomicAnimation(
- stateManager.getCurrentStableState(), OVERVIEW, config);
- }
-
- default:
- return super.createStateElementAnimation(index, values);
- }
- }
}
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index eaf9f61..1876424 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -38,6 +38,7 @@
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Launcher;
import com.android.launcher3.LauncherState;
+import com.android.launcher3.LauncherStateManager.AtomicAnimationFactory;
import com.android.launcher3.Workspace;
import com.android.launcher3.allapps.DiscoveryBounce;
import com.android.launcher3.anim.AnimatorPlaybackController;
@@ -48,6 +49,7 @@
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.model.data.WorkspaceItemInfo;
import com.android.launcher3.popup.SystemShortcut;
+import com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory;
import com.android.launcher3.uioverrides.touchcontrollers.FlingAndHoldTouchController;
import com.android.launcher3.uioverrides.touchcontrollers.LandscapeEdgeSwipeController;
import com.android.launcher3.uioverrides.touchcontrollers.NavBarToHomeTouchController;
@@ -278,6 +280,11 @@
return list.toArray(new TouchController[list.size()]);
}
+ @Override
+ public AtomicAnimationFactory createAtomicAnimationFactory() {
+ return new QuickstepAtomicAnimationFactory(this);
+ }
+
private static final class LauncherTaskViewController extends
TaskViewTouchController<Launcher> {
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
index b27f16a..fc9a11b 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewPeekState.java
@@ -15,16 +15,7 @@
*/
package com.android.launcher3.uioverrides.states;
-import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
-import static com.android.launcher3.anim.Interpolators.INSTANT;
-import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_7;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCRIM_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
-
import com.android.launcher3.Launcher;
-import com.android.launcher3.LauncherState;
-import com.android.launcher3.states.StateAnimationConfig;
public class OverviewPeekState extends OverviewState {
private static final float OVERVIEW_OFFSET = 0.7f;
@@ -37,14 +28,4 @@
public float[] getOverviewScaleAndOffset(Launcher launcher) {
return new float[] {NO_SCALE, OVERVIEW_OFFSET};
}
-
- @Override
- public void prepareForAtomicAnimation(Launcher launcher, LauncherState fromState,
- StateAnimationConfig config) {
- if (this == OVERVIEW_PEEK && fromState == NORMAL) {
- config.setInterpolator(ANIM_OVERVIEW_FADE, INSTANT);
- config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, OVERSHOOT_1_7);
- config.setInterpolator(ANIM_OVERVIEW_SCRIM_FADE, FAST_OUT_SLOW_IN);
- }
- }
}
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 6f57281..9f31608 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -15,36 +15,21 @@
*/
package com.android.launcher3.uioverrides.states;
-import static android.view.View.VISIBLE;
-
-import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
-import static com.android.launcher3.anim.Interpolators.ACCEL;
import static com.android.launcher3.anim.Interpolators.DEACCEL_2;
-import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
-import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_7;
import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_ACTIONS;
import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
import static com.android.quickstep.SysUINavigationMode.removeShelfFromOverview;
import android.content.Context;
import android.graphics.Rect;
import android.view.View;
-import android.view.animation.Interpolator;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Launcher;
import com.android.launcher3.LauncherState;
import com.android.launcher3.R;
import com.android.launcher3.Workspace;
-import com.android.launcher3.states.StateAnimationConfig;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
import com.android.quickstep.SysUINavigationMode;
@@ -57,9 +42,6 @@
*/
public class OverviewState extends LauncherState {
- // Scale recents takes before animating in
- private static final float RECENTS_PREPARE_SCALE = 1.33f;
-
protected static final Rect sTempRect = new Rect();
private static final int STATE_FLAGS = FLAG_WORKSPACE_ICONS_CAN_BE_DRAGGED
@@ -202,35 +184,6 @@
}
}
- @Override
- public void prepareForAtomicAnimation(Launcher launcher, LauncherState fromState,
- StateAnimationConfig config) {
- if ((fromState == NORMAL || fromState == HINT_STATE) && this == OVERVIEW) {
- if (SysUINavigationMode.getMode(launcher) == NO_BUTTON) {
- config.setInterpolator(ANIM_WORKSPACE_SCALE,
- fromState == NORMAL ? ACCEL : OVERSHOOT_1_2);
- config.setInterpolator(ANIM_WORKSPACE_TRANSLATE, ACCEL);
- } else {
- config.setInterpolator(ANIM_WORKSPACE_SCALE, OVERSHOOT_1_2);
-
- // Scale up the recents, if it is not coming from the side
- RecentsView overview = launcher.getOverviewPanel();
- if (overview.getVisibility() != VISIBLE || overview.getContentAlpha() == 0) {
- SCALE_PROPERTY.set(overview, RECENTS_PREPARE_SCALE);
- }
- }
- config.setInterpolator(ANIM_WORKSPACE_FADE, OVERSHOOT_1_2);
- config.setInterpolator(ANIM_OVERVIEW_SCALE, OVERSHOOT_1_2);
- Interpolator translationInterpolator = ENABLE_OVERVIEW_ACTIONS.get()
- && removeShelfFromOverview(launcher)
- ? OVERSHOOT_1_2
- : OVERSHOOT_1_7;
- config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, translationInterpolator);
- config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_Y, translationInterpolator);
- config.setInterpolator(ANIM_OVERVIEW_FADE, OVERSHOOT_1_2);
- }
- }
-
public static OverviewState newBackgroundState(int id) {
return new BackgroundAppState(id);
}
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
new file mode 100644
index 0000000..6bc69f9
--- /dev/null
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/states/QuickstepAtomicAnimationFactory.java
@@ -0,0 +1,236 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.uioverrides.states;
+
+import static android.view.View.VISIBLE;
+
+import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
+import static com.android.launcher3.LauncherState.BACKGROUND_APP;
+import static com.android.launcher3.LauncherState.HINT_STATE;
+import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
+import static com.android.launcher3.LauncherState.NORMAL;
+import static com.android.launcher3.LauncherState.OVERVIEW;
+import static com.android.launcher3.LauncherState.OVERVIEW_PEEK;
+import static com.android.launcher3.anim.Interpolators.ACCEL;
+import static com.android.launcher3.anim.Interpolators.DEACCEL;
+import static com.android.launcher3.anim.Interpolators.DEACCEL_1_7;
+import static com.android.launcher3.anim.Interpolators.DEACCEL_3;
+import static com.android.launcher3.anim.Interpolators.FAST_OUT_SLOW_IN;
+import static com.android.launcher3.anim.Interpolators.INSTANT;
+import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
+import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_7;
+import static com.android.launcher3.anim.Interpolators.clampToProgress;
+import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_ACTIONS;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_ALL_APPS_FADE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_SCALE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_HOTSEAT_TRANSLATE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCRIM_FADE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_Y;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_VERTICAL_PROGRESS;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCALE;
+import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
+import static com.android.quickstep.SysUINavigationMode.Mode.NO_BUTTON;
+import static com.android.quickstep.SysUINavigationMode.removeShelfFromOverview;
+import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
+
+import android.animation.Animator;
+import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
+import android.animation.ValueAnimator;
+import android.view.View;
+import android.view.animation.Interpolator;
+
+import com.android.launcher3.CellLayout;
+import com.android.launcher3.Hotseat;
+import com.android.launcher3.LauncherState;
+import com.android.launcher3.LauncherState.ScaleAndTranslation;
+import com.android.launcher3.LauncherStateManager;
+import com.android.launcher3.LauncherStateManager.AtomicAnimationFactory;
+import com.android.launcher3.Workspace;
+import com.android.launcher3.allapps.AllAppsContainerView;
+import com.android.launcher3.allapps.AllAppsTransitionController;
+import com.android.launcher3.anim.SpringAnimationBuilder;
+import com.android.launcher3.states.StateAnimationConfig;
+import com.android.launcher3.uioverrides.QuickstepLauncher;
+import com.android.quickstep.SysUINavigationMode;
+import com.android.quickstep.views.RecentsView;
+
+/**
+ * Animation factory for quickstep specific transitions
+ */
+public class QuickstepAtomicAnimationFactory extends AtomicAnimationFactory {
+
+ // Scale recents takes before animating in
+ private static final float RECENTS_PREPARE_SCALE = 1.33f;
+
+ public static final int INDEX_SHELF_ANIM = 0;
+ public static final int INDEX_RECENTS_FADE_ANIM = 1;
+ public static final int INDEX_RECENTS_TRANSLATE_X_ANIM = 2;
+ public static final int INDEX_PAUSE_TO_OVERVIEW_ANIM = 3;
+ private static final int ANIM_COUNT = 4;
+
+ public static final long ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW = 300;
+
+ private final QuickstepLauncher mLauncher;
+
+ public QuickstepAtomicAnimationFactory(QuickstepLauncher launcher) {
+ super(ANIM_COUNT);
+ mLauncher = launcher;
+ }
+
+ @Override
+ public Animator createStateElementAnimation(int index, float... values) {
+ switch (index) {
+ case INDEX_SHELF_ANIM: {
+ AllAppsTransitionController aatc = mLauncher.getAllAppsController();
+ Animator springAnim = aatc.createSpringAnimation(values);
+
+ if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
+ // Translate hotseat with the shelf until reaching overview.
+ float overviewProgress = OVERVIEW.getVerticalProgress(mLauncher);
+ ScaleAndTranslation sat = OVERVIEW.getHotseatScaleAndTranslation(mLauncher);
+ float shiftRange = aatc.getShiftRange();
+ if (values.length == 1) {
+ values = new float[] {aatc.getProgress(), values[0]};
+ }
+ ValueAnimator hotseatAnim = ValueAnimator.ofFloat(values);
+ hotseatAnim.addUpdateListener(anim -> {
+ float progress = (Float) anim.getAnimatedValue();
+ if (progress >= overviewProgress || mLauncher.isInState(BACKGROUND_APP)) {
+ float hotseatShift = (progress - overviewProgress) * shiftRange;
+ mLauncher.getHotseat().setTranslationY(hotseatShift + sat.translationY);
+ }
+ });
+ hotseatAnim.setInterpolator(LINEAR);
+ hotseatAnim.setDuration(springAnim.getDuration());
+
+ AnimatorSet anim = new AnimatorSet();
+ anim.play(hotseatAnim);
+ anim.play(springAnim);
+ return anim;
+ }
+
+ return springAnim;
+ }
+ case INDEX_RECENTS_FADE_ANIM:
+ return ObjectAnimator.ofFloat(mLauncher.getOverviewPanel(),
+ RecentsView.CONTENT_ALPHA, values);
+ case INDEX_RECENTS_TRANSLATE_X_ANIM: {
+ RecentsView rv = mLauncher.getOverviewPanel();
+ return new SpringAnimationBuilder(mLauncher)
+ .setMinimumVisibleChange(1f / rv.getPageOffsetScale())
+ .setDampingRatio(0.8f)
+ .setStiffness(250)
+ .setValues(values)
+ .build(rv, ADJACENT_PAGE_OFFSET);
+ }
+ case INDEX_PAUSE_TO_OVERVIEW_ANIM: {
+ StateAnimationConfig config = new StateAnimationConfig();
+ config.duration = ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW;
+
+ config.setInterpolator(ANIM_VERTICAL_PROGRESS, OVERSHOOT_1_2);
+ config.setInterpolator(ANIM_ALL_APPS_FADE, DEACCEL_3);
+ if ((OVERVIEW.getVisibleElements(mLauncher) & HOTSEAT_ICONS) != 0) {
+ config.setInterpolator(ANIM_HOTSEAT_SCALE, OVERSHOOT_1_2);
+ config.setInterpolator(ANIM_HOTSEAT_TRANSLATE, OVERSHOOT_1_2);
+ }
+
+ LauncherStateManager stateManager = mLauncher.getStateManager();
+ return stateManager.createAtomicAnimation(
+ stateManager.getCurrentStableState(), OVERVIEW, config);
+ }
+
+ default:
+ return super.createStateElementAnimation(index, values);
+ }
+ }
+
+ @Override
+ public void prepareForAtomicAnimation(LauncherState fromState, LauncherState toState,
+ StateAnimationConfig config) {
+ if (toState == NORMAL && fromState == OVERVIEW) {
+ config.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL);
+ config.setInterpolator(ANIM_WORKSPACE_FADE, ACCEL);
+ config.setInterpolator(ANIM_OVERVIEW_SCALE, clampToProgress(ACCEL, 0, 0.9f));
+ config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, ACCEL);
+ config.setInterpolator(ANIM_OVERVIEW_FADE, DEACCEL_1_7);
+ Workspace workspace = mLauncher.getWorkspace();
+
+ // Start from a higher workspace scale, but only if we're invisible so we don't jump.
+ boolean isWorkspaceVisible = workspace.getVisibility() == VISIBLE;
+ if (isWorkspaceVisible) {
+ CellLayout currentChild = (CellLayout) workspace.getChildAt(
+ workspace.getCurrentPage());
+ isWorkspaceVisible = currentChild.getVisibility() == VISIBLE
+ && currentChild.getShortcutsAndWidgets().getAlpha() > 0;
+ }
+ if (!isWorkspaceVisible) {
+ workspace.setScaleX(0.92f);
+ workspace.setScaleY(0.92f);
+ }
+ Hotseat hotseat = mLauncher.getHotseat();
+ boolean isHotseatVisible = hotseat.getVisibility() == VISIBLE && hotseat.getAlpha() > 0;
+ if (!isHotseatVisible) {
+ hotseat.setScaleX(0.92f);
+ hotseat.setScaleY(0.92f);
+ if (ENABLE_OVERVIEW_ACTIONS.get()) {
+ AllAppsContainerView qsbContainer = mLauncher.getAppsView();
+ View qsb = qsbContainer.getSearchView();
+ boolean qsbVisible = qsb.getVisibility() == VISIBLE && qsb.getAlpha() > 0;
+ if (!qsbVisible) {
+ qsbContainer.setScaleX(0.92f);
+ qsbContainer.setScaleY(0.92f);
+ }
+ }
+ }
+ } else if (toState == NORMAL && fromState == OVERVIEW_PEEK) {
+ // Keep fully visible until the very end (when overview is offscreen) to make invisible.
+ config.setInterpolator(ANIM_OVERVIEW_FADE, t -> t < 1 ? 0 : 1);
+ } else if (toState == OVERVIEW_PEEK && fromState == NORMAL) {
+ config.setInterpolator(ANIM_OVERVIEW_FADE, INSTANT);
+ config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, OVERSHOOT_1_7);
+ config.setInterpolator(ANIM_OVERVIEW_SCRIM_FADE, FAST_OUT_SLOW_IN);
+ } else if ((fromState == NORMAL || fromState == HINT_STATE) && toState == OVERVIEW) {
+ if (SysUINavigationMode.getMode(mLauncher) == NO_BUTTON) {
+ config.setInterpolator(ANIM_WORKSPACE_SCALE,
+ fromState == NORMAL ? ACCEL : OVERSHOOT_1_2);
+ config.setInterpolator(ANIM_WORKSPACE_TRANSLATE, ACCEL);
+ } else {
+ config.setInterpolator(ANIM_WORKSPACE_SCALE, OVERSHOOT_1_2);
+
+ // Scale up the recents, if it is not coming from the side
+ RecentsView overview = mLauncher.getOverviewPanel();
+ if (overview.getVisibility() != VISIBLE || overview.getContentAlpha() == 0) {
+ SCALE_PROPERTY.set(overview, RECENTS_PREPARE_SCALE);
+ }
+ }
+ config.setInterpolator(ANIM_WORKSPACE_FADE, OVERSHOOT_1_2);
+ config.setInterpolator(ANIM_OVERVIEW_SCALE, OVERSHOOT_1_2);
+ Interpolator translationInterpolator = ENABLE_OVERVIEW_ACTIONS.get()
+ && removeShelfFromOverview(mLauncher)
+ ? OVERSHOOT_1_2
+ : OVERSHOOT_1_7;
+ config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, translationInterpolator);
+ config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_Y, translationInterpolator);
+ config.setInterpolator(ANIM_OVERVIEW_FADE, OVERSHOOT_1_2);
+ }
+ }
+}
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
index 8af2747..05dd797 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/FlingAndHoldTouchController.java
@@ -16,7 +16,6 @@
package com.android.launcher3.uioverrides.touchcontrollers;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_PAUSE_TO_OVERVIEW_ANIM;
import static com.android.launcher3.LauncherState.ALL_APPS;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
@@ -31,6 +30,7 @@
import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_TRANSLATE;
import static com.android.launcher3.states.StateAnimationConfig.PLAY_ATOMIC_OVERVIEW_PEEK;
import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_PAUSE_TO_OVERVIEW_ANIM;
import static com.android.launcher3.util.VibratorWrapper.OVERVIEW_HAPTIC;
import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;
@@ -42,12 +42,12 @@
import android.view.ViewConfiguration;
import com.android.launcher3.Launcher;
-import com.android.launcher3.LauncherAppTransitionManagerImpl;
import com.android.launcher3.LauncherState;
import com.android.launcher3.anim.AnimationSuccessListener;
import com.android.launcher3.anim.Interpolators;
import com.android.launcher3.states.StateAnimationConfig;
import com.android.launcher3.states.StateAnimationConfig.AnimationFlags;
+import com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action.Touch;
import com.android.launcher3.util.VibratorWrapper;
import com.android.quickstep.SystemUiProxy;
@@ -82,7 +82,7 @@
@Override
protected long getAtomicDuration() {
- return LauncherAppTransitionManagerImpl.ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW;
+ return QuickstepAtomicAnimationFactory.ATOMIC_DURATION_FROM_PAUSED_TO_OVERVIEW;
}
@Override
@@ -206,8 +206,8 @@
mPeekAnim.cancel();
}
- Animator overviewAnim = mLauncher.getAppTransitionManager().createStateElementAnimation(
- INDEX_PAUSE_TO_OVERVIEW_ANIM);
+ Animator overviewAnim = mLauncher.createAtomicAnimationFactory()
+ .createStateElementAnimation(INDEX_PAUSE_TO_OVERVIEW_ANIM);
mAtomicAnim = new AnimatorSet();
mAtomicAnim.addListener(new AnimationSuccessListener() {
@Override
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
index f4f8bc9..7385658 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/touchcontrollers/NoButtonQuickSwitchTouchController.java
@@ -16,7 +16,6 @@
package com.android.launcher3.uioverrides.touchcontrollers;
import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_PAUSE_TO_OVERVIEW_ANIM;
import static com.android.launcher3.LauncherState.HOTSEAT_ICONS;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
@@ -35,6 +34,7 @@
import static com.android.launcher3.states.StateAnimationConfig.SKIP_OVERVIEW;
import static com.android.launcher3.touch.BothAxesSwipeDetector.DIRECTION_RIGHT;
import static com.android.launcher3.touch.BothAxesSwipeDetector.DIRECTION_UP;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_PAUSE_TO_OVERVIEW_ANIM;
import static com.android.launcher3.util.DefaultDisplay.getSingleFrameMs;
import static com.android.launcher3.util.VibratorWrapper.OVERVIEW_HAPTIC;
import static com.android.quickstep.util.ShelfPeekAnim.ShelfAnimState.CANCEL;
@@ -312,8 +312,8 @@
if (mMotionPauseDetector.isPaused() && noFling) {
cancelAnimations();
- Animator overviewAnim = mLauncher.getAppTransitionManager().createStateElementAnimation(
- INDEX_PAUSE_TO_OVERVIEW_ANIM);
+ Animator overviewAnim = mLauncher.createAtomicAnimationFactory()
+ .createStateElementAnimation(INDEX_PAUSE_TO_OVERVIEW_ANIM);
overviewAnim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
index 4c2bd1b..5e688fb 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/LauncherActivityInterface.java
@@ -16,15 +16,15 @@
package com.android.quickstep;
import static com.android.launcher3.LauncherAnimUtils.SCALE_PROPERTY;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_RECENTS_FADE_ANIM;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_RECENTS_TRANSLATE_X_ANIM;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_SHELF_ANIM;
import static com.android.launcher3.LauncherState.BACKGROUND_APP;
import static com.android.launcher3.LauncherState.NORMAL;
import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.anim.Interpolators.ACCEL_2;
import static com.android.launcher3.anim.Interpolators.INSTANT;
import static com.android.launcher3.anim.Interpolators.LINEAR;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_RECENTS_FADE_ANIM;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_RECENTS_TRANSLATE_X_ANIM;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_SHELF_ANIM;
import static com.android.quickstep.LauncherSwipeHandler.RECENTS_ATTACH_DURATION;
import static com.android.quickstep.util.WindowSizeStrategy.LAUNCHER_ACTIVITY_SIZE_STRATEGY;
import static com.android.quickstep.views.RecentsView.ADJACENT_PAGE_OFFSET;
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ShelfPeekAnim.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ShelfPeekAnim.java
index 217eca5..85006da 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ShelfPeekAnim.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/util/ShelfPeekAnim.java
@@ -15,10 +15,10 @@
*/
package com.android.quickstep.util;
-import static com.android.launcher3.LauncherAppTransitionManagerImpl.INDEX_SHELF_ANIM;
import static com.android.launcher3.LauncherState.BACKGROUND_APP;
import static com.android.launcher3.LauncherState.OVERVIEW;
import static com.android.launcher3.anim.Interpolators.OVERSHOOT_1_2;
+import static com.android.launcher3.uioverrides.states.QuickstepAtomicAnimationFactory.INDEX_SHELF_ANIM;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 1d9c0c3..873b066 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -92,6 +92,7 @@
import androidx.annotation.VisibleForTesting;
import com.android.launcher3.DropTarget.DragObject;
+import com.android.launcher3.LauncherStateManager.AtomicAnimationFactory;
import com.android.launcher3.LauncherStateManager.StateHandler;
import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
import com.android.launcher3.allapps.AllAppsContainerView;
@@ -2724,6 +2725,13 @@
return new StateHandler[] { getAllAppsController(), getWorkspace() };
}
+ /**
+ * Creates a factory for atomic state animations
+ */
+ public AtomicAnimationFactory createAtomicAnimationFactory() {
+ return new AtomicAnimationFactory(0);
+ }
+
public TouchController[] createTouchControllers() {
return new TouchController[] {getDragController(), new AllAppsSwipeController(this)};
}
diff --git a/src/com/android/launcher3/LauncherAppTransitionManager.java b/src/com/android/launcher3/LauncherAppTransitionManager.java
index 9148c2f..24e0d14 100644
--- a/src/com/android/launcher3/LauncherAppTransitionManager.java
+++ b/src/com/android/launcher3/LauncherAppTransitionManager.java
@@ -13,11 +13,8 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-
package com.android.launcher3;
-
-import android.animation.Animator;
import android.app.ActivityOptions;
import android.content.Context;
import android.graphics.Rect;
@@ -58,17 +55,6 @@
}
/**
- * Number of animations which run on state properties.
- */
- public int getStateElementAnimationsCount() {
- return 0;
- }
-
- public Animator createStateElementAnimation(int index, float... values) {
- throw new RuntimeException("Unknown gesture animation " + index);
- }
-
- /**
* Registers remote animations for certain system transitions.
*/
public void registerRemoteAnimations() {
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index 686a241..e133d31 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -15,19 +15,7 @@
*/
package com.android.launcher3;
-import static android.view.View.VISIBLE;
-
-import static com.android.launcher3.anim.Interpolators.ACCEL;
import static com.android.launcher3.anim.Interpolators.ACCEL_2;
-import static com.android.launcher3.anim.Interpolators.DEACCEL;
-import static com.android.launcher3.anim.Interpolators.DEACCEL_1_7;
-import static com.android.launcher3.anim.Interpolators.clampToProgress;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_OVERVIEW_ACTIONS;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_SCALE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_TRANSLATE_X;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_FADE;
-import static com.android.launcher3.states.StateAnimationConfig.ANIM_WORKSPACE_SCALE;
import static com.android.launcher3.testing.TestProtocol.ALL_APPS_STATE_ORDINAL;
import static com.android.launcher3.testing.TestProtocol.BACKGROUND_APP_STATE_ORDINAL;
import static com.android.launcher3.testing.TestProtocol.HINT_STATE_ORDINAL;
@@ -39,20 +27,16 @@
import static com.android.launcher3.testing.TestProtocol.SPRING_LOADED_STATE_ORDINAL;
import android.content.Context;
-import android.view.View;
import android.view.animation.Interpolator;
-import com.android.launcher3.allapps.AllAppsContainerView;
import com.android.launcher3.states.HintState;
import com.android.launcher3.states.SpringLoadedState;
-import com.android.launcher3.states.StateAnimationConfig;
import com.android.launcher3.uioverrides.states.AllAppsState;
import com.android.launcher3.uioverrides.states.OverviewState;
import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
import java.util.Arrays;
-
/**
* Base state for various states used for the Launcher
*/
@@ -293,55 +277,6 @@
}
}
- /**
- * Prepares for a non-user controlled animation from fromState to this state. Preparations
- * include:
- * - Setting interpolators for various animations included in the state transition.
- * - Setting some start values (e.g. scale) for views that are hidden but about to be shown.
- */
- public void prepareForAtomicAnimation(Launcher launcher, LauncherState fromState,
- StateAnimationConfig config) {
- if (this == NORMAL && fromState == OVERVIEW) {
- config.setInterpolator(ANIM_WORKSPACE_SCALE, DEACCEL);
- config.setInterpolator(ANIM_WORKSPACE_FADE, ACCEL);
- config.setInterpolator(ANIM_OVERVIEW_SCALE, clampToProgress(ACCEL, 0, 0.9f));
- config.setInterpolator(ANIM_OVERVIEW_TRANSLATE_X, ACCEL);
- config.setInterpolator(ANIM_OVERVIEW_FADE, DEACCEL_1_7);
- Workspace workspace = launcher.getWorkspace();
-
- // Start from a higher workspace scale, but only if we're invisible so we don't jump.
- boolean isWorkspaceVisible = workspace.getVisibility() == VISIBLE;
- if (isWorkspaceVisible) {
- CellLayout currentChild = (CellLayout) workspace.getChildAt(
- workspace.getCurrentPage());
- isWorkspaceVisible = currentChild.getVisibility() == VISIBLE
- && currentChild.getShortcutsAndWidgets().getAlpha() > 0;
- }
- if (!isWorkspaceVisible) {
- workspace.setScaleX(0.92f);
- workspace.setScaleY(0.92f);
- }
- Hotseat hotseat = launcher.getHotseat();
- boolean isHotseatVisible = hotseat.getVisibility() == VISIBLE && hotseat.getAlpha() > 0;
- if (!isHotseatVisible) {
- hotseat.setScaleX(0.92f);
- hotseat.setScaleY(0.92f);
- if (ENABLE_OVERVIEW_ACTIONS.get()) {
- AllAppsContainerView qsbContainer = launcher.getAppsView();
- View qsb = qsbContainer.getSearchView();
- boolean qsbVisible = qsb.getVisibility() == VISIBLE && qsb.getAlpha() > 0;
- if (!qsbVisible) {
- qsbContainer.setScaleX(0.92f);
- qsbContainer.setScaleY(0.92f);
- }
- }
- }
- } else if (this == NORMAL && fromState == OVERVIEW_PEEK) {
- // Keep fully visible until the very end (when overview is offscreen) to make invisible.
- config.setInterpolator(ANIM_OVERVIEW_FADE, t -> t < 1 ? 0 : 1);
- }
- }
-
public static abstract class PageAlphaProvider {
public final Interpolator interpolator;
diff --git a/src/com/android/launcher3/LauncherStateManager.java b/src/com/android/launcher3/LauncherStateManager.java
index ea41fc4..1aae201 100644
--- a/src/com/android/launcher3/LauncherStateManager.java
+++ b/src/com/android/launcher3/LauncherStateManager.java
@@ -86,7 +86,7 @@
private final ArrayList<StateListener> mListeners = new ArrayList<>();
// Animators which are run on properties also controlled by state animations.
- private Animator[] mStateElementAnimators;
+ private final AtomicAnimationFactory mAtomicAnimationFactory;
private StateHandler[] mStateHandlers;
private LauncherState mState = NORMAL;
@@ -99,6 +99,8 @@
public LauncherStateManager(Launcher l) {
mUiHandler = new Handler(Looper.getMainLooper());
mLauncher = l;
+
+ mAtomicAnimationFactory = l.createAtomicAnimationFactory();
}
public LauncherState getState() {
@@ -195,7 +197,7 @@
public void reapplyState(boolean cancelCurrentAnimation) {
boolean wasInAnimation = mConfig.currentAnimation != null;
if (cancelCurrentAnimation) {
- cancelAllStateElementAnimation();
+ mAtomicAnimationFactory.cancelAllStateElementAnimation();
cancelAnimation();
}
if (mConfig.currentAnimation == null) {
@@ -233,7 +235,7 @@
mConfig.reset();
if (!animated) {
- cancelAllStateElementAnimation();
+ mAtomicAnimationFactory.cancelAllStateElementAnimation();
onStateTransitionStart(state);
for (StateHandler handler : getStateHandlers()) {
handler.setState(state);
@@ -284,7 +286,7 @@
*/
public void prepareForAtomicAnimation(LauncherState fromState, LauncherState toState,
StateAnimationConfig config) {
- toState.prepareForAtomicAnimation(mLauncher, fromState, config);
+ mAtomicAnimationFactory.prepareForAtomicAnimation(fromState, toState, config);
}
/**
@@ -447,42 +449,23 @@
mConfig.setAnimation(anim, null);
}
- private void cancelAllStateElementAnimation() {
- if (mStateElementAnimators == null) {
- return;
- }
-
- for (Animator animator : mStateElementAnimators) {
- if (animator != null) {
- animator.cancel();
- }
- }
- }
-
/**
* Cancels a currently running gesture animation
*/
public void cancelStateElementAnimation(int index) {
- if (mStateElementAnimators == null) {
- return;
- }
- if (mStateElementAnimators[index] != null) {
- mStateElementAnimators[index].cancel();
+ if (mAtomicAnimationFactory.mStateElementAnimators[index] != null) {
+ mAtomicAnimationFactory.mStateElementAnimators[index].cancel();
}
}
public Animator createStateElementAnimation(int index, float... values) {
cancelStateElementAnimation(index);
- LauncherAppTransitionManager latm = mLauncher.getAppTransitionManager();
- if (mStateElementAnimators == null) {
- mStateElementAnimators = new Animator[latm.getStateElementAnimationsCount()];
- }
- Animator anim = latm.createStateElementAnimation(index, values);
- mStateElementAnimators[index] = anim;
+ Animator anim = mAtomicAnimationFactory.createStateElementAnimation(index, values);
+ mAtomicAnimationFactory.mStateElementAnimators[index] = anim;
anim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
- mStateElementAnimators[index] = null;
+ mAtomicAnimationFactory.mStateElementAnimators[index] = null;
}
});
return anim;
@@ -590,4 +573,46 @@
default void onStateTransitionComplete(LauncherState finalState) { }
}
+
+ /**
+ * Factory class to configure and create atomic animations.
+ */
+ public static class AtomicAnimationFactory {
+
+ private final Animator[] mStateElementAnimators;
+
+ /**
+ *
+ * @param sharedElementAnimCount number of animations which run on state properties
+ */
+ public AtomicAnimationFactory(int sharedElementAnimCount) {
+ mStateElementAnimators = new Animator[sharedElementAnimCount];
+ }
+
+ void cancelAllStateElementAnimation() {
+ for (Animator animator : mStateElementAnimators) {
+ if (animator != null) {
+ animator.cancel();
+ }
+ }
+ }
+
+ /**
+ * Creates animations for elements which can be also be part of state transitions. The
+ * actual definition of the animation is up to the app to define.
+ *
+ */
+ public Animator createStateElementAnimation(int index, float... values) {
+ throw new RuntimeException("Unknown gesture animation " + index);
+ }
+
+ /**
+ * Prepares for a non-user controlled animation from fromState to this state. Preparations
+ * include:
+ * - Setting interpolators for various animations included in the state transition.
+ * - Setting some start values (e.g. scale) for views that are hidden but about to be shown.
+ */
+ public void prepareForAtomicAnimation(
+ LauncherState fromState, LauncherState toState, StateAnimationConfig config) { }
+ }
}