1 files changed, 34 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/com/squareup/picasso/Transformation.java b/mobile/android/thirdparty/com/squareup/picasso/Transformation.java
new file mode 100644
index 000000000..2c59f160c
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+++ b/mobile/android/thirdparty/com/squareup/picasso/Transformation.java
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+/*
+ * Copyright (C) 2013 Square, Inc.
+ *
+ * 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.squareup.picasso;
+
+import android.graphics.Bitmap;
+
+/** Image transformation. */
+public interface Transformation {
+  /**
+   * Transform the source bitmap into a new bitmap. If you create a new bitmap instance, you must
+   * call {@link android.graphics.Bitmap#recycle()} on {@code source}. You may return the original
+   * if no transformation is required.
+   */
+  Bitmap transform(Bitmap source);
+
+  /**
+   * Returns a unique key for the transformation, used for caching purposes. If the transformation
+   * has parameters (e.g. size, scale factor, etc) then these should be part of the key.
+   */
+  String key();
+}