/*
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* Copyright (C) 2014 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.qs;
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import android.animation.Animator;
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import android.animation.Animator.AnimatorListener;
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import android.animation.AnimatorListenerAdapter;
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import android.graphics.drawable.TransitionDrawable;
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import android.view.View;
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import android.view.ViewAnimationUtils;
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/** Helper for quick settings detail panel clip animations. **/
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public class QSDetailClipper {
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private final View mDetail;
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private final TransitionDrawable mBackground;
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private Animator mAnimator;
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public QSDetailClipper(View detail) {
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mDetail = detail;
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mBackground = (TransitionDrawable) detail.getBackground();
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}
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public void animateCircularClip(int x, int y, boolean in, AnimatorListener listener) {
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if (mAnimator != null) {
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mAnimator.cancel();
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}
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final int w = mDetail.getWidth() - x;
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final int h = mDetail.getHeight() - y;
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int innerR = 0;
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if (x < 0 || w < 0 || y < 0 || h < 0) {
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innerR = Math.abs(x);
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innerR = Math.min(innerR, Math.abs(y));
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innerR = Math.min(innerR, Math.abs(w));
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innerR = Math.min(innerR, Math.abs(h));
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}
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int r = (int) Math.ceil(Math.sqrt(x * x + y * y));
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r = (int) Math.max(r, Math.ceil(Math.sqrt(w * w + y * y)));
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r = (int) Math.max(r, Math.ceil(Math.sqrt(w * w + h * h)));
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r = (int) Math.max(r, Math.ceil(Math.sqrt(x * x + h * h)));
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if (in) {
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mAnimator = ViewAnimationUtils.createCircularReveal(mDetail, x, y, innerR, r);
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} else {
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mAnimator = ViewAnimationUtils.createCircularReveal(mDetail, x, y, r, innerR);
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}
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mAnimator.setDuration((long)(mAnimator.getDuration() * 1.5));
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if (listener != null) {
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mAnimator.addListener(listener);
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}
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if (in) {
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mBackground.startTransition((int)(mAnimator.getDuration() * 0.6));
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mAnimator.addListener(mVisibleOnStart);
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} else {
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mDetail.postDelayed(mReverseBackground, (long)(mAnimator.getDuration() * 0.65));
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mAnimator.addListener(mGoneOnEnd);
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}
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mAnimator.start();
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}
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private final Runnable mReverseBackground = new Runnable() {
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@Override
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public void run() {
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if (mAnimator != null) {
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mBackground.reverseTransition((int)(mAnimator.getDuration() * 0.35));
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}
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}
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};
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private final AnimatorListenerAdapter mVisibleOnStart = new AnimatorListenerAdapter() {
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@Override
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public void onAnimationStart(Animator animation) {
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mDetail.setVisibility(View.VISIBLE);
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}
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public void onAnimationEnd(Animator animation) {
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mAnimator = null;
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}
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};
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private final AnimatorListenerAdapter mGoneOnEnd = new AnimatorListenerAdapter() {
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@Override
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public void onAnimationEnd(Animator animation) {
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mDetail.setVisibility(View.GONE);
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mBackground.resetTransition();
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mAnimator = null;
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};
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};
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public void showBackground() {
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mBackground.showSecondLayer();
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}
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}
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