Enabled tests to control material design ink drop animations.

ui/views/animation/test/ink_drop_animation_controller_impl_test_api.h

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef UI_VIEWS_ANIMATION_TEST_INK_DROP_ANIMATION_CONTROLLER_IMPL_TEST_API_H_
+#define UI_VIEWS_ANIMATION_TEST_INK_DROP_ANIMATION_CONTROLLER_IMPL_TEST_API_H_
+
+#include <vector>
+
+#include "base/macros.h"
+#include "ui/compositor/test/multi_layer_animator_test_controller.h"
+#include "ui/compositor/test/multi_layer_animator_test_controller_delegate.h"
+
+namespace ui {
+class LayerAnimator;
+}  // namespace ui
+
+namespace views {
+class InkDropAnimationControllerImpl;
+class InkDropHover;
+
+namespace test {
+
+// Test API to provide internal access to an InkDropAnimationControllerImpl
+// instance. This can also be used to control the InkDropAnimation and
+// InkDropHover animations via the ui::test::MultiLayerAnimatorTestController
+// API.
+class InkDropAnimationControllerImplTestApi
+    : public ui::test::MultiLayerAnimatorTestController,
+      public ui::test::MultiLayerAnimatorTestControllerDelegate {
+ public:
+  explicit InkDropAnimationControllerImplTestApi(
+      InkDropAnimationControllerImpl* ink_drop_controller_);
+  ~InkDropAnimationControllerImplTestApi() override;
+
+  // Wrappers to InkDropAnimationControllerImpl internals:
+  const InkDropHover* hover() const;
+  bool IsHoverFadingInOrVisible() const;
+
+ protected:
+  // MultiLayerAnimatorTestControllerDelegate:
+  std::vector<ui::LayerAnimator*> GetLayerAnimators() override;
+
+ private:
+  // The InkDropedAnimation to provide internal access to.
+  InkDropAnimationControllerImpl* ink_drop_controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(InkDropAnimationControllerImplTestApi);
+};
+
+}  // namespace test
+}  // namespace views
+
+#endif  // UI_VIEWS_ANIMATION_TEST_INK_DROP_ANIMATION_CONTROLLER_IMPL_TEST_API_H_