/*
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* Copyright (C) 2013 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.AnimatorSet;
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import android.animation.ObjectAnimator;
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import android.content.res.Resources;
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import android.view.View;
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import com.android.systemui.R;
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public final class PhoneStatusBarTransitions extends BarTransitions {
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private static final float ICON_ALPHA_WHEN_NOT_OPAQUE = 1;
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private static final float ICON_ALPHA_WHEN_LIGHTS_OUT_BATTERY_CLOCK = 0.5f;
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private static final float ICON_ALPHA_WHEN_LIGHTS_OUT_NON_BATTERY_CLOCK = 0;
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private final PhoneStatusBarView mView;
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private final float mIconAlphaWhenOpaque;
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private View mLeftSide, mStatusIcons, mBattery, mClock;
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private Animator mCurrentAnimation;
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public PhoneStatusBarTransitions(PhoneStatusBarView view) {
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super(view, R.drawable.status_background);
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mView = view;
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final Resources res = mView.getContext().getResources();
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mIconAlphaWhenOpaque = res.getFraction(R.dimen.status_bar_icon_drawing_alpha, 1, 1);
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}
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public void init() {
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mLeftSide = mView.findViewById(R.id.status_bar_left_side);
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mStatusIcons = mView.findViewById(R.id.statusIcons);
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mBattery = mView.findViewById(R.id.battery);
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applyModeBackground(-1, getMode(), false /*animate*/);
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applyMode(getMode(), false /*animate*/);
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}
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public ObjectAnimator animateTransitionTo(View v, float toAlpha) {
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return ObjectAnimator.ofFloat(v, "alpha", v.getAlpha(), toAlpha);
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}
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private float getNonBatteryClockAlphaFor(int mode) {
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return isLightsOut(mode) ? ICON_ALPHA_WHEN_LIGHTS_OUT_NON_BATTERY_CLOCK
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: !isOpaque(mode) ? ICON_ALPHA_WHEN_NOT_OPAQUE
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: mIconAlphaWhenOpaque;
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}
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private float getBatteryClockAlpha(int mode) {
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return isLightsOut(mode) ? ICON_ALPHA_WHEN_LIGHTS_OUT_BATTERY_CLOCK
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: getNonBatteryClockAlphaFor(mode);
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}
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private boolean isOpaque(int mode) {
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return !(mode == MODE_SEMI_TRANSPARENT || mode == MODE_TRANSLUCENT
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|| mode == MODE_TRANSPARENT || mode == MODE_LIGHTS_OUT_TRANSPARENT);
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}
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@Override
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protected void onTransition(int oldMode, int newMode, boolean animate) {
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super.onTransition(oldMode, newMode, animate);
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applyMode(newMode, animate);
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}
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private void applyMode(int mode, boolean animate) {
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if (mLeftSide == null) return; // pre-init
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float newAlpha = getNonBatteryClockAlphaFor(mode);
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float newAlphaBC = getBatteryClockAlpha(mode);
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if (mCurrentAnimation != null) {
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mCurrentAnimation.cancel();
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}
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if (animate) {
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AnimatorSet anims = new AnimatorSet();
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anims.playTogether(
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animateTransitionTo(mLeftSide, newAlpha),
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animateTransitionTo(mStatusIcons, newAlpha),
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animateTransitionTo(mBattery, newAlphaBC)
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);
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if (isLightsOut(mode)) {
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anims.setDuration(LIGHTS_OUT_DURATION);
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}
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anims.start();
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mCurrentAnimation = anims;
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} else {
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mLeftSide.setAlpha(newAlpha);
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mStatusIcons.setAlpha(newAlpha);
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mBattery.setAlpha(newAlphaBC);
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}
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}
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}
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