/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.systemui.statusbar.phone;
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import android.animation.Animator;
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import android.animation.Animator.AnimatorListener;
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import android.animation.ObjectAnimator;
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import android.content.Context;
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import android.util.AttributeSet;
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import android.view.HapticFeedbackConstants;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.animation.Animation;
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import android.view.animation.AnimationUtils;
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import com.android.keyguard.AlphaOptimizedImageButton;
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import com.android.systemui.Interpolators;
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public class SettingsButton extends AlphaOptimizedImageButton {
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private static final boolean TUNER_ENABLE_AVAILABLE = false;
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private static final long LONG_PRESS_LENGTH = 1000;
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private static final long ACCEL_LENGTH = 750;
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private static final long FULL_SPEED_LENGTH = 375;
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private static final long RUN_DURATION = 350;
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private boolean mUpToSpeed;
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private ObjectAnimator mAnimator;
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private float mSlop;
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public SettingsButton(Context context, AttributeSet attrs) {
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super(context, attrs);
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mSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
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}
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public boolean isAnimating() {
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return mAnimator != null && mAnimator.isRunning();
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}
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public boolean isTunerClick() {
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return mUpToSpeed;
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}
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@Override
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public boolean onTouchEvent(MotionEvent event) {
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switch (event.getActionMasked()) {
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case MotionEvent.ACTION_DOWN:
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if (TUNER_ENABLE_AVAILABLE) postDelayed(mLongPressCallback, LONG_PRESS_LENGTH);
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break;
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case MotionEvent.ACTION_UP:
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if (mUpToSpeed) {
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startExitAnimation();
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} else {
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cancelLongClick();
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}
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break;
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case MotionEvent.ACTION_CANCEL:
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cancelLongClick();
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break;
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case MotionEvent.ACTION_MOVE:
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float x = event.getX();
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float y = event.getY();
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if ((x < -mSlop) || (y < -mSlop) || (x > getWidth() + mSlop)
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|| (y > getHeight() + mSlop)) {
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cancelLongClick();
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}
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break;
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}
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return super.onTouchEvent(event);
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}
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private void cancelLongClick() {
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cancelAnimation();
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mUpToSpeed = false;
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removeCallbacks(mLongPressCallback);
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}
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private void cancelAnimation() {
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if (mAnimator != null) {
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mAnimator.removeAllListeners();
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mAnimator.cancel();
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mAnimator = null;
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}
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}
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private void startExitAnimation() {
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animate()
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.translationX(((View) getParent().getParent()).getWidth() - getX())
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.alpha(0)
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.setDuration(RUN_DURATION)
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.setInterpolator(AnimationUtils.loadInterpolator(mContext,
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android.R.interpolator.accelerate_cubic))
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.setListener(new AnimatorListener() {
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@Override
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public void onAnimationStart(Animator animation) {
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}
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@Override
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public void onAnimationRepeat(Animator animation) {
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}
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@Override
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public void onAnimationEnd(Animator animation) {
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setAlpha(1f);
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setTranslationX(0);
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cancelLongClick();
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}
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@Override
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public void onAnimationCancel(Animator animation) {
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}
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})
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.start();
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}
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protected void startAccelSpin() {
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cancelAnimation();
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mAnimator = ObjectAnimator.ofFloat(this, View.ROTATION, 0, 360);
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mAnimator.setInterpolator(AnimationUtils.loadInterpolator(mContext,
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android.R.interpolator.accelerate_quad));
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mAnimator.setDuration(ACCEL_LENGTH);
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mAnimator.addListener(new AnimatorListener() {
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@Override
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public void onAnimationStart(Animator animation) {
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}
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@Override
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public void onAnimationRepeat(Animator animation) {
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}
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@Override
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public void onAnimationEnd(Animator animation) {
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startContinuousSpin();
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}
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@Override
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public void onAnimationCancel(Animator animation) {
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}
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});
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mAnimator.start();
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}
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protected void startContinuousSpin() {
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cancelAnimation();
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performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
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mUpToSpeed = true;
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mAnimator = ObjectAnimator.ofFloat(this, View.ROTATION, 0, 360);
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mAnimator.setInterpolator(Interpolators.LINEAR);
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mAnimator.setDuration(FULL_SPEED_LENGTH);
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mAnimator.setRepeatCount(Animation.INFINITE);
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mAnimator.start();
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}
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private final Runnable mLongPressCallback = new Runnable() {
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@Override
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public void run() {
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startAccelSpin();
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}
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};
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}
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