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/*
* Copyright (C) 2018 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.quickstep;
import android.annotation.TargetApi;
import android.os.Build;
import android.support.annotation.IntDef;
import android.view.Choreographer;
import android.view.MotionEvent;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.function.Consumer;
@TargetApi(Build.VERSION_CODES.O)
@FunctionalInterface
public interface TouchConsumer extends Consumer<MotionEvent> {
@IntDef(flag = true, value = {
INTERACTION_NORMAL,
INTERACTION_QUICK_SCRUB
})
@Retention(RetentionPolicy.SOURCE)
@interface InteractionType {}
int INTERACTION_NORMAL = 0;
int INTERACTION_QUICK_SCRUB = 1;
default void reset() { }
default void updateTouchTracking(@InteractionType int interactionType) { }
default void onQuickScrubEnd() { }
default void onQuickScrubProgress(float progress) { }
default void onQuickStep(MotionEvent ev) { }
/**
* Called on the binder thread to allow the consumer to process the motion event before it is
* posted on a handler thread.
*/
default void preProcessMotionEvent(MotionEvent ev) { }
default Choreographer getIntrimChoreographer(MotionEventQueue queue) {
return null;
}
default void deferInit() { }
default boolean deferNextEventToMainThread() {
return false;
}
default boolean forceToLauncherConsumer() {
return false;
}
default void onShowOverviewFromAltTab() {}
}
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