Initial checkin of AOSP Messaging app.
b/23110861 Change-Id: I11db999bd10656801e618f78ab2b2ef74136fff1
This commit is contained in:
Mike Dodd
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/*
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* Copyright (C) 2015 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.messaging.datamodel.media;
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import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Matrix;
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import android.graphics.Paint;
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import android.graphics.Rect;
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import android.graphics.RectF;
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import android.graphics.Typeface;
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import android.graphics.drawable.BitmapDrawable;
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import android.media.ExifInterface;
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import android.net.Uri;
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import com.android.messaging.R;
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import com.android.messaging.util.Assert;
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import com.android.messaging.util.AvatarUriUtil;
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import com.android.messaging.util.LogUtil;
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import com.android.messaging.util.UriUtil;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.List;
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public class AvatarRequest extends UriImageRequest<AvatarRequestDescriptor> {
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private static Bitmap sDefaultPersonBitmap;
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private static Bitmap sDefaultPersonBitmapLarge;
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public AvatarRequest(final Context context,
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final AvatarRequestDescriptor descriptor) {
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super(context, descriptor);
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}
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@Override
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protected InputStream getInputStreamForResource() throws FileNotFoundException {
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if (UriUtil.isLocalResourceUri(mDescriptor.uri)) {
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return super.getInputStreamForResource();
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} else {
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final Uri primaryUri = AvatarUriUtil.getPrimaryUri(mDescriptor.uri);
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Assert.isTrue(UriUtil.isLocalResourceUri(primaryUri));
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return mContext.getContentResolver().openInputStream(primaryUri);
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}
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}
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/**
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* We can load multiple types of images for avatars depending on the uri. The uri should be
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* built by {@link com.android.messaging.util.AvatarUriUtil} which will decide on
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* what uri to build based on the available profile photo and name. Here we will check if the
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* image is a local resource (ie profile photo uri), if the resource isn't a local one we will
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* generate a tile with the first letter of the name.
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*/
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@Override
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protected ImageResource loadMediaInternal(List<MediaRequest<ImageResource>> chainedTasks)
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throws IOException {
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Assert.isNotMainThread();
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String avatarType = AvatarUriUtil.getAvatarType(mDescriptor.uri);
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Bitmap bitmap = null;
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int orientation = ExifInterface.ORIENTATION_NORMAL;
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final boolean isLocalResourceUri = UriUtil.isLocalResourceUri(mDescriptor.uri) ||
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AvatarUriUtil.TYPE_LOCAL_RESOURCE_URI.equals(avatarType);
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if (isLocalResourceUri) {
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try {
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ImageResource imageResource = super.loadMediaInternal(chainedTasks);
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bitmap = imageResource.getBitmap();
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orientation = imageResource.mOrientation;
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} catch (Exception ex) {
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// If we encountered any exceptions trying to load the local avatar resource,
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// fall back to generated avatar.
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LogUtil.w(LogUtil.BUGLE_IMAGE_TAG, "AvatarRequest: failed to load local avatar " +
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"resource, switching to fallback rendering", ex);
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}
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}
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final int width = mDescriptor.desiredWidth;
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final int height = mDescriptor.desiredHeight;
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// Check to see if we already got the bitmap. If not get a fallback avatar
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if (bitmap == null) {
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Uri generatedUri = mDescriptor.uri;
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if (isLocalResourceUri) {
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// If we are here, we just failed to load the local resource. Use the fallback Uri
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// if possible.
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generatedUri = AvatarUriUtil.getFallbackUri(mDescriptor.uri);
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if (generatedUri == null) {
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// No fallback Uri was provided, use the default avatar.
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generatedUri = AvatarUriUtil.DEFAULT_BACKGROUND_AVATAR;
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}
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}
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avatarType = AvatarUriUtil.getAvatarType(generatedUri);
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if (AvatarUriUtil.TYPE_LETTER_TILE_URI.equals(avatarType)) {
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final String name = AvatarUriUtil.getName(generatedUri);
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bitmap = renderLetterTile(name, width, height);
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} else {
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bitmap = renderDefaultAvatar(width, height);
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}
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}
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return new DecodedImageResource(getKey(), bitmap, orientation);
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}
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private Bitmap renderDefaultAvatar(final int width, final int height) {
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final Bitmap bitmap = getBitmapPool().createOrReuseBitmap(width, height,
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getBackgroundColor());
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final Canvas canvas = new Canvas(bitmap);
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if (sDefaultPersonBitmap == null) {
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final BitmapDrawable defaultPerson = (BitmapDrawable) mContext.getResources()
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.getDrawable(R.drawable.ic_person_light);
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sDefaultPersonBitmap = defaultPerson.getBitmap();
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}
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if (sDefaultPersonBitmapLarge == null) {
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final BitmapDrawable largeDefaultPerson = (BitmapDrawable) mContext.getResources()
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.getDrawable(R.drawable.ic_person_light_large);
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sDefaultPersonBitmapLarge = largeDefaultPerson.getBitmap();
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}
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Bitmap defaultPerson = null;
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if (mDescriptor.isWearBackground) {
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final BitmapDrawable wearDefaultPerson = (BitmapDrawable) mContext.getResources()
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.getDrawable(R.drawable.ic_person_wear);
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defaultPerson = wearDefaultPerson.getBitmap();
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} else {
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final boolean isLargeDefault = (width > sDefaultPersonBitmap.getWidth()) ||
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(height > sDefaultPersonBitmap.getHeight());
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defaultPerson =
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isLargeDefault ? sDefaultPersonBitmapLarge : sDefaultPersonBitmap;
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}
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final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
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final Matrix matrix = new Matrix();
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final RectF source = new RectF(0, 0, defaultPerson.getWidth(), defaultPerson.getHeight());
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final RectF dest = new RectF(0, 0, width, height);
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matrix.setRectToRect(source, dest, Matrix.ScaleToFit.FILL);
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canvas.drawBitmap(defaultPerson, matrix, paint);
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return bitmap;
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}
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private Bitmap renderLetterTile(final String name, final int width, final int height) {
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final float halfWidth = width / 2;
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final float halfHeight = height / 2;
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final int minOfWidthAndHeight = Math.min(width, height);
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final Bitmap bitmap = getBitmapPool().createOrReuseBitmap(width, height,
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getBackgroundColor());
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final Resources resources = mContext.getResources();
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final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
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paint.setTypeface(Typeface.create("sans-serif-thin", Typeface.NORMAL));
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paint.setColor(resources.getColor(R.color.letter_tile_font_color));
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final float letterToTileRatio = resources.getFraction(R.dimen.letter_to_tile_ratio, 1, 1);
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paint.setTextSize(letterToTileRatio * minOfWidthAndHeight);
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final String firstCharString = name.substring(0, 1).toUpperCase();
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final Rect textBound = new Rect();
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paint.getTextBounds(firstCharString, 0, 1, textBound);
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final Canvas canvas = new Canvas(bitmap);
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final float xOffset = halfWidth - textBound.centerX();
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final float yOffset = halfHeight - textBound.centerY();
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canvas.drawText(firstCharString, xOffset, yOffset, paint);
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return bitmap;
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}
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private int getBackgroundColor() {
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return mContext.getResources().getColor(R.color.primary_color);
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}
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@Override
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public int getCacheId() {
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return BugleMediaCacheManager.AVATAR_IMAGE_CACHE;
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}
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}
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