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/*
* Copyright (C) 2014 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.incallui;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.graphics.Outline;
import android.graphics.Point;
import android.os.Bundle;
import android.support.v4.content.LocalBroadcastManager;
import android.view.Display;
import android.view.View;
import android.view.ViewAnimationUtils;
import android.view.ViewOutlineProvider;
import android.view.ViewTreeObserver;
import android.view.ViewTreeObserver.OnPreDrawListener;
import com.android.contacts.common.interactions.TouchPointManager;
import com.android.contacts.common.util.MaterialColorMapUtils.MaterialPalette;
/**
* Lightweight activity used to display a circular reveal while InCallActivity is starting up.
* A BroadcastReceiver is used to listen to broadcasts from a LocalBroadcastManager to finish
* the activity at suitable times.
*/
public class CircularRevealActivity extends Activity {
private static final int REVEAL_DURATION = 333;
public static final String EXTRA_THEME_COLORS = "extra_theme_colors";
public static final String ACTION_CLEAR_DISPLAY = "action_clear_display";
final BroadcastReceiver mClearDisplayReceiver = new BroadcastReceiver( ) {
@Override
public void onReceive(Context context, Intent intent) {
clearDisplay();
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
overridePendingTransition(0, 0);
setContentView(R.layout.outgoing_call_animation);
final Point touchPoint = getIntent().getParcelableExtra(TouchPointManager.TOUCH_POINT);
final MaterialPalette palette = getIntent().getParcelableExtra(EXTRA_THEME_COLORS);
setupDecorView(touchPoint, palette);
}
@Override
protected void onStart() {
super.onStart();
if (!InCallPresenter.getInstance().isServiceBound()) {
clearDisplay();
}
final IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_CLEAR_DISPLAY);
LocalBroadcastManager.getInstance(this).registerReceiver(mClearDisplayReceiver, filter);
}
@Override
protected void onStop() {
LocalBroadcastManager.getInstance(this).unregisterReceiver(mClearDisplayReceiver);
super.onStop();
}
private void setupDecorView(final Point touchPoint, MaterialPalette palette) {
final View view = getWindow().getDecorView();
// The circle starts from an initial size of 0 so clip it such that it is invisible. When
// the animation later starts, this clip will be clobbered by the circular reveal clip.
// See ViewAnimationUtils.createCircularReveal.
view.setOutlineProvider(new ViewOutlineProvider() {
@Override
public void getOutline(View view, Outline outline) {
// Using (0, 0, 0, 0) will not work since the outline will simply be treated as
// an empty outline.
outline.setOval(-1, -1, 0, 0);
}
});
view.setClipToOutline(true);
if (palette != null) {
view.findViewById(R.id.outgoing_call_animation_circle).setBackgroundColor(
palette.mPrimaryColor);
getWindow().setStatusBarColor(palette.mSecondaryColor);
}
view.getViewTreeObserver().addOnPreDrawListener(new OnPreDrawListener() {
@Override
public boolean onPreDraw() {
final ViewTreeObserver vto = view.getViewTreeObserver();
if (vto.isAlive()) {
vto.removeOnPreDrawListener(this);
}
final Animator animator = getRevealAnimator(touchPoint);
// Since this animator is a RenderNodeAnimator (native animator), add an arbitary
// start delay to force the onAnimationStart callback to happen later on the UI
// thread. Otherwise it would happen right away inside animator.start()
animator.setStartDelay(5);
animator.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
InCallPresenter.getInstance().onCircularRevealStarted(
CircularRevealActivity.this);
}
@Override
public void onAnimationEnd(Animator animation) {
view.setClipToOutline(false);
super.onAnimationEnd(animation);
}
});
animator.start();
return false;
}
});
}
private void clearDisplay() {
getWindow().getDecorView().setVisibility(View.INVISIBLE);
finish();
}
@Override
public void onBackPressed() {
return;
}
public static void sendClearDisplayBroadcast(Context context) {
LocalBroadcastManager.getInstance(context).sendBroadcast(new Intent(ACTION_CLEAR_DISPLAY));
}
private Animator getRevealAnimator(Point touchPoint) {
final View view = getWindow().getDecorView();
final Display display = getWindowManager().getDefaultDisplay();
final Point size = new Point();
display.getSize(size);
int startX = size.x / 2;
int startY = size.y / 2;
if (touchPoint != null) {
startX = touchPoint.x;
startY = touchPoint.y;
}
final Animator valueAnimator = ViewAnimationUtils.createCircularReveal(view,
startX, startY, 0, Math.max(size.x, size.y));
valueAnimator.setDuration(REVEAL_DURATION);
return valueAnimator;
}
}
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