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/*
* Copyright (C) 2014 The CyanogenMod 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 org.cyanogenmod.theme.chooser;
import android.content.Context;
import android.content.res.AssetManager;
import android.content.res.ThemeConfig;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.FileUtils;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ProgressBar;
import android.widget.TextView;
import org.cyanogenmod.theme.util.BootAnimationHelper;
import org.cyanogenmod.theme.widget.BootAniImageView;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipFile;
public class BootAniPreviewFragment extends Fragment {
private static final String TAG = "ThemeChooser";
private static final String PKG_EXTRA = "pkg_extra";
private static final String CACHED_SUFFIX = "_bootanimation.zip";
private String mPkgName;
private BootAniImageView mPreview;
private ProgressBar mLoadingProgress;
private TextView mNoPreviewTextView;
private boolean mPreviewLoaded = false;
private boolean mIsVisibileToUser = false;
private boolean mAnimationStarted = false;
public static BootAniPreviewFragment newInstance(String pkgName) {
BootAniPreviewFragment fragment = new BootAniPreviewFragment();
Bundle args = new Bundle();
args.putString(PKG_EXTRA, pkgName);
fragment.setArguments(args);
return fragment;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mPkgName = getArguments().getString(PKG_EXTRA);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_boot_animation_preview, container, false);
mPreview = (BootAniImageView) view.findViewById(R.id.animated_preview);
mLoadingProgress = (ProgressBar) view.findViewById(R.id.loading_progress);
mNoPreviewTextView = (TextView) view.findViewById(R.id.no_preview);
return view;
}
@Override
public void onPause() {
super.onPause();
mPreviewLoaded = false;
}
@Override
public void onResume() {
super.onResume();
new AnimationLoader(getActivity(), mPkgName).execute();
}
@Override
public void setUserVisibleHint(boolean isVisibleToUser) {
super.setUserVisibleHint(isVisibleToUser);
mIsVisibileToUser = isVisibleToUser;
if (isVisibleToUser) {
if (mPreviewLoaded && !mAnimationStarted) {
startAnimation();
}
}
}
private void startAnimation() {
if (mIsVisibileToUser) {
mPreview.start();
mAnimationStarted = true;
}
}
class AnimationLoader extends AsyncTask<Void, Void, Boolean> {
Context mContext;
String mPkgName;
public AnimationLoader(Context context, String pkgName) {
mContext = context;
mPkgName = pkgName;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
mPreview.setImageDrawable(null);
mLoadingProgress.setVisibility(View.VISIBLE);
mNoPreviewTextView.setVisibility(View.INVISIBLE);
}
@Override
protected Boolean doInBackground(Void... params) {
if (mContext == null) {
return Boolean.FALSE;
}
ZipFile zip = null;
if (ThemeConfig.HOLO_DEFAULT.equals(mPkgName)) {
try {
zip = new ZipFile(new File(BootAnimationHelper.SYSTEM_BOOT_ANI_PATH));
} catch (Exception e) {
Log.w(TAG, "Unable to load boot animation", e);
return Boolean.FALSE;
}
} else {
// check if the bootanimation is cached
File f = new File(mContext.getCacheDir(), mPkgName + CACHED_SUFFIX);
if (!f.exists()) {
// go easy on cache storage and clear out any previous boot animations
clearBootAnimationCache();
try {
Context themeContext = mContext.createPackageContext(mPkgName, 0);
AssetManager am = themeContext.getAssets();
InputStream is = am.open("bootanimation/bootanimation.zip");
FileUtils.copyToFile(is, f);
is.close();
} catch (Exception e) {
Log.w(TAG, "Unable to load boot animation", e);
return Boolean.FALSE;
}
}
try {
zip = new ZipFile(f);
} catch (IOException e) {
Log.w(TAG, "Unable to load boot animation", e);
return Boolean.FALSE;
}
}
if (zip != null) {
mPreview.setBootAnimation(zip);
} else {
return Boolean.FALSE;
}
return Boolean.TRUE;
}
@Override
protected void onPostExecute(Boolean isSuccess) {
super.onPostExecute(isSuccess);
mLoadingProgress.setVisibility(View.INVISIBLE);
if (Boolean.TRUE.equals(isSuccess)) {
mPreviewLoaded = true;
startAnimation();
} else {
mNoPreviewTextView.setVisibility(View.VISIBLE);
Log.e(TAG, "Unable to load boot animation for preview.");
}
}
}
private void clearBootAnimationCache() {
File cache = getActivity().getCacheDir();
if (cache.exists()) {
for(File f : cache.listFiles()) {
// volley stores stuff in cache so don't delete the volley directory
if(!f.isDirectory() && f.getName().endsWith(CACHED_SUFFIX)) f.delete();
}
}
}
}
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