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Merge "Replace the AnimatedImagePreference with IllustrationPreference." into sc-dev

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PETER LIANG
2021-06-30 00:38:20 +00:00
committed by Android (Google) Code Review
parent f8d5f8ca54 2811428165
commit 1a77fce131
4 changed files with 7 additions and 389 deletions
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181
src/com/android/settings/accessibility/AnimatedImagePreference.java
View File

@@ -1,181 +0,0 @@
/*
* Copyright (C) 2019 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.settings.accessibility;
import android.content.Context;
import android.graphics.drawable.Animatable;
import android.graphics.drawable.Animatable2;
import android.graphics.drawable.AnimationDrawable;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import androidx.preference.Preference;
import androidx.preference.PreferenceViewHolder;
import com.android.settings.R;
import com.airbnb.lottie.LottieAnimationView;
import com.airbnb.lottie.LottieDrawable;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Objects;
/**
* A custom {@link ImageView} preference for showing animated or static image, such as <a
* href="https://developers.google.com/speed/webp/">animated webp</a> and static png.
*/
public class AnimatedImagePreference extends Preference {
private static final String TAG = "AnimatedImagePreference";
private Uri mImageUri;
private int mMaxHeight = -1;
private final Animatable2.AnimationCallback mAnimationCallback =
new Animatable2.AnimationCallback() {
@Override
public void onAnimationEnd(Drawable drawable) {
((Animatable2) drawable).start();
}
};
AnimatedImagePreference(Context context) {
super(context);
setLayoutResource(R.layout.preference_animated_image);
}
@Override
public void onBindViewHolder(PreferenceViewHolder holder) {
super.onBindViewHolder(holder);
final ImageView imageView = holder.itemView.findViewById(R.id.animated_img);
final LottieAnimationView lottieView = holder.itemView.findViewById(R.id.lottie_view);
if (imageView == null || lottieView == null) {
return;
}
if (mImageUri != null) {
resetAnimations(imageView, lottieView);
hideAllChildViews(holder.itemView);
imageView.setImageURI(mImageUri);
if (imageView.getDrawable() != null) {
startAnimationWith(imageView);
} else {
// The lottie image from the raw folder also returns null.
startLottieAnimationWith(lottieView);
}
}
if (mMaxHeight > -1) {
imageView.setMaxHeight(mMaxHeight);
lottieView.setMaxHeight(mMaxHeight);
}
}
/**
* Sets image uri to display image in {@link ImageView}
*
* @param imageUri the Uri of an image
*/
public void setImageUri(Uri imageUri) {
if (imageUri != null && !imageUri.equals(mImageUri)) {
mImageUri = imageUri;
notifyChanged();
}
}
/**
* Sets the maximum height of the view.
*
* @param maxHeight the maximum height of ImageView in terms of pixels.
*/
public void setMaxHeight(int maxHeight) {
if (maxHeight != mMaxHeight) {
mMaxHeight = maxHeight;
notifyChanged();
}
}
private void startAnimationWith(ImageView imageView) {
startAnimation(imageView.getDrawable());
imageView.setVisibility(View.VISIBLE);
}
private void startLottieAnimationWith(LottieAnimationView lottieView) {
final InputStream inputStream = getInputStreamFromUri(mImageUri);
Objects.requireNonNull(inputStream, "Invalid resource.");
lottieView.setAnimation(inputStream, /* cacheKey= */ null);
lottieView.setRepeatCount(LottieDrawable.INFINITE);
lottieView.playAnimation();
lottieView.setVisibility(View.VISIBLE);
}
private void startAnimation(Drawable drawable) {
if (!(drawable instanceof Animatable)) {
return;
}
if (drawable instanceof Animatable2) {
((Animatable2) drawable).registerAnimationCallback(mAnimationCallback);
} else if (drawable instanceof AnimationDrawable) {
((AnimationDrawable) drawable).setOneShot(false);
}
((Animatable) drawable).start();
}
private void resetAnimations(ImageView imageView, LottieAnimationView lottieView) {
resetAnimation(imageView.getDrawable());
lottieView.cancelAnimation();
}
private void resetAnimation(Drawable drawable) {
if (!(drawable instanceof Animatable)) {
return;
}
if (drawable instanceof Animatable2) {
((Animatable2) drawable).clearAnimationCallbacks();
}
((Animatable) drawable).stop();
}
private InputStream getInputStreamFromUri(Uri uri) {
try {
return getContext().getContentResolver().openInputStream(uri);
} catch (FileNotFoundException e) {
Log.w(TAG, "Cannot find content uri: " + uri, e);
return null;
}
}
private void hideAllChildViews(View itemView) {
final ViewGroup viewGroup = (ViewGroup) itemView;
for (int i = 0; i < viewGroup.getChildCount(); i++) {
viewGroup.getChildAt(i).setVisibility(View.GONE);
}
}
}

15
src/com/android/settings/accessibility/ToggleFeaturePreferenceFragment.java
View File

@@ -59,6 +59,7 @@ import com.android.settings.widget.SettingsMainSwitchBar;
import com.android.settings.widget.SettingsMainSwitchPreference;
import com.android.settingslib.HelpUtils;
import com.android.settingslib.accessibility.AccessibilityUtils;
import com.android.settingslib.widget.IllustrationPreference;
import com.android.settingslib.widget.OnMainSwitchChangeListener;
import com.google.android.setupcompat.util.WizardManagerHelper;
@@ -398,15 +399,13 @@ public abstract class ToggleFeaturePreferenceFragment extends SettingsPreference
return;
}
final int screenHalfHeight = AccessibilityUtil.getScreenHeightPixels(getPrefContext()) / 2;
final AnimatedImagePreference animatedImagePreference =
new AnimatedImagePreference(getPrefContext());
animatedImagePreference.setImageUri(mImageUri);
animatedImagePreference.setSelectable(false);
animatedImagePreference.setMaxHeight(screenHalfHeight);
animatedImagePreference.setKey(KEY_ANIMATED_IMAGE);
final IllustrationPreference illustrationPreference =
new IllustrationPreference(getPrefContext());
illustrationPreference.setImageUri(mImageUri);
illustrationPreference.setSelectable(false);
illustrationPreference.setKey(KEY_ANIMATED_IMAGE);
getPreferenceScreen().addPreference(animatedImagePreference);
getPreferenceScreen().addPreference(illustrationPreference);
}
private void initToggleServiceSwitchPreference() {