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/*
* Copyright (C) 2016 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.dialer.app.contactinfo;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.support.annotation.Nullable;
import android.support.annotation.VisibleForTesting;
import android.support.v4.graphics.drawable.RoundedBitmapDrawable;
import android.support.v4.graphics.drawable.RoundedBitmapDrawableFactory;
import com.android.contacts.common.GeoUtil;
import com.android.contacts.common.lettertiles.LetterTileDrawable;
import com.android.dialer.app.R;
import com.android.dialer.common.Assert;
import com.android.dialer.common.LogUtil;
import com.android.dialer.phonenumbercache.ContactInfo;
import com.android.dialer.phonenumbercache.ContactInfoHelper;
import java.io.IOException;
import java.io.InputStream;
import java.util.Objects;
/**
* Class to create the appropriate contact icon from a ContactInfo. This class is for synchronous,
* blocking calls to generate bitmaps, while ContactCommons.ContactPhotoManager is to cache, manage
* and update a ImageView asynchronously.
*/
public class ContactPhotoLoader {
private final Context mContext;
private final ContactInfo mContactInfo;
public ContactPhotoLoader(Context context, ContactInfo contactInfo) {
mContext = Objects.requireNonNull(context);
mContactInfo = Objects.requireNonNull(contactInfo);
}
private static Bitmap drawableToBitmap(Drawable drawable, int width, int height) {
Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
return bitmap;
}
/** Create a contact photo icon bitmap appropriate for the ContactInfo. */
public Bitmap loadPhotoIcon() {
Assert.isWorkerThread();
int photoSize = mContext.getResources().getDimensionPixelSize(R.dimen.contact_photo_size);
return drawableToBitmap(getIcon(), photoSize, photoSize);
}
@VisibleForTesting
Drawable getIcon() {
Drawable drawable = createPhotoIconDrawable();
if (drawable == null) {
drawable = createLetterTileDrawable();
}
return drawable;
}
/**
* @return a {@link Drawable} of circular photo icon if the photo can be loaded, {@code null}
* otherwise.
*/
@Nullable
private Drawable createPhotoIconDrawable() {
if (mContactInfo.photoUri == null) {
return null;
}
try {
InputStream input = mContext.getContentResolver().openInputStream(mContactInfo.photoUri);
if (input == null) {
LogUtil.w(
"ContactPhotoLoader.createPhotoIconDrawable",
"createPhotoIconDrawable: InputStream is null");
return null;
}
Bitmap bitmap = BitmapFactory.decodeStream(input);
input.close();
if (bitmap == null) {
LogUtil.w(
"ContactPhotoLoader.createPhotoIconDrawable",
"createPhotoIconDrawable: Bitmap is null");
return null;
}
final RoundedBitmapDrawable drawable =
RoundedBitmapDrawableFactory.create(mContext.getResources(), bitmap);
drawable.setAntiAlias(true);
drawable.setCircular(true);
return drawable;
} catch (IOException e) {
LogUtil.e("ContactPhotoLoader.createPhotoIconDrawable", e.toString());
return null;
}
}
/** @return a {@link LetterTileDrawable} based on the ContactInfo. */
private Drawable createLetterTileDrawable() {
ContactInfoHelper helper =
new ContactInfoHelper(mContext, GeoUtil.getCurrentCountryIso(mContext));
LetterTileDrawable drawable = new LetterTileDrawable(mContext.getResources());
drawable.setCanonicalDialerLetterTileDetails(
mContactInfo.name,
mContactInfo.lookupKey,
LetterTileDrawable.SHAPE_CIRCLE,
helper.isBusiness(mContactInfo.sourceType)
? LetterTileDrawable.TYPE_BUSINESS
: LetterTileDrawable.TYPE_DEFAULT);
return drawable;
}
}
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