| /* |
| * 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 android.support.v4.graphics.drawable; |
| |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.graphics.Rect; |
| import android.os.Build; |
| import android.support.annotation.NonNull; |
| import android.support.annotation.Nullable; |
| import android.support.v4.graphics.BitmapCompat; |
| import android.support.v4.view.GravityCompat; |
| import android.support.v4.view.ViewCompat; |
| import android.util.Log; |
| |
| import java.io.InputStream; |
| |
| /** |
| * Constructs {@link RoundedBitmapDrawable RoundedBitmapDrawable} objects, |
| * either from Bitmaps directly, or from streams and files. |
| */ |
| public final class RoundedBitmapDrawableFactory { |
| private static final String TAG = "RoundedBitmapDrawableFa"; |
| |
| private static class DefaultRoundedBitmapDrawable extends RoundedBitmapDrawable { |
| DefaultRoundedBitmapDrawable(Resources res, Bitmap bitmap) { |
| super(res, bitmap); |
| } |
| |
| @Override |
| public void setMipMap(boolean mipMap) { |
| if (mBitmap != null) { |
| BitmapCompat.setHasMipMap(mBitmap, mipMap); |
| invalidateSelf(); |
| } |
| } |
| |
| @Override |
| public boolean hasMipMap() { |
| return mBitmap != null && BitmapCompat.hasMipMap(mBitmap); |
| } |
| |
| @Override |
| void gravityCompatApply(int gravity, int bitmapWidth, int bitmapHeight, |
| Rect bounds, Rect outRect) { |
| GravityCompat.apply(gravity, bitmapWidth, bitmapHeight, |
| bounds, outRect, ViewCompat.LAYOUT_DIRECTION_LTR); |
| } |
| } |
| |
| /** |
| * Returns a new drawable by creating it from a bitmap, setting initial target density based on |
| * the display metrics of the resources. |
| */ |
| @NonNull |
| public static RoundedBitmapDrawable create(@NonNull Resources res, @Nullable Bitmap bitmap) { |
| if (Build.VERSION.SDK_INT >= 21) { |
| return new RoundedBitmapDrawable21(res, bitmap); |
| } |
| return new DefaultRoundedBitmapDrawable(res, bitmap); |
| } |
| |
| /** |
| * Returns a new drawable, creating it by opening a given file path and decoding the bitmap. |
| */ |
| @NonNull |
| public static RoundedBitmapDrawable create(@NonNull Resources res, @NonNull String filepath) { |
| final RoundedBitmapDrawable drawable = create(res, BitmapFactory.decodeFile(filepath)); |
| if (drawable.getBitmap() == null) { |
| Log.w(TAG, "RoundedBitmapDrawable cannot decode " + filepath); |
| } |
| return drawable; |
| } |
| |
| |
| /** |
| * Returns a new drawable, creating it by decoding a bitmap from the given input stream. |
| */ |
| @NonNull |
| public static RoundedBitmapDrawable create(@NonNull Resources res, @NonNull InputStream is) { |
| final RoundedBitmapDrawable drawable = create(res, BitmapFactory.decodeStream(is)); |
| if (drawable.getBitmap() == null) { |
| Log.w(TAG, "RoundedBitmapDrawable cannot decode " + is); |
| } |
| return drawable; |
| } |
| |
| private RoundedBitmapDrawableFactory() {} |
| |
| } |