1 files changed, 129 insertions, 0 deletions
diff --git a/java/com/android/dialer/app/contactinfo/ContactPhotoLoader.java b/java/com/android/dialer/app/contactinfo/ContactPhotoLoader.java
new file mode 100644
index 000000000..a8c718502
--- /dev/null
+++ b/java/com/android/dialer/app/contactinfo/ContactPhotoLoader.java
@@ -0,0 +1,129 @@
+/*
+ * 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.setCornerRadius(bitmap.getHeight() / 2);
+      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;
+  }
+}