Add a full Blimp integration test.

blimp/client/core/contents/blimp_contents_view_impl.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 BLIMP_CLIENT_CORE_CONTENTS_BLIMP_CONTENTS_VIEW_IMPL_H_
+#define BLIMP_CLIENT_CORE_CONTENTS_BLIMP_CONTENTS_VIEW_IMPL_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
+#include "blimp/client/core/contents/ime_feature.h"
+#include "blimp/client/public/contents/blimp_contents_view.h"
+#include "ui/gfx/native_widget_types.h"
+
+namespace cc {
+class CopyOutputResult;
+}
+
+namespace blimp {
+namespace client {
+class BlimpContentsImpl;
+
+// The internal generic implementation of a BlimpContentsView that implements
+// the common functionality shared across platforms.  Meant to be overridden and
+// implemented for each supported platform.
+class BlimpContentsViewImpl : public BlimpContentsView {
+ public:
+  // A factory method that needs to be implemented for each supported platform.
+  static std::unique_ptr<BlimpContentsViewImpl> Create(
+      BlimpContentsImpl* blimp_contents,
+      scoped_refptr<cc::Layer> contents_layer);
+
+  ~BlimpContentsViewImpl() override;
+
+  // Exposes the plaform specific ImeFeature::Delegate.  This should handle text
+  // input requests and present them to the user.
+  virtual ImeFeature::Delegate* GetImeDelegate() = 0;
+
+  // BlimpContentsView implementation.
+  scoped_refptr<cc::Layer> GetLayer() override;
+  void SetSizeAndScale(const gfx::Size& size,
+                       float device_scale_factor) override;
+  bool OnTouchEvent(const ui::MotionEvent& motion_event) override;
+  void CopyFromCompositingSurface(const ReadbackRequestCallback& callback,
+                                  bool flush_pending_commits) override;
+
+ protected:
+  BlimpContentsViewImpl(BlimpContentsImpl* blimp_contents,
+                        scoped_refptr<cc::Layer> contents_layer);
+
+ private:
+  void StartReadbackRequest();
+  void OnReadbackComplete(std::unique_ptr<cc::CopyOutputResult> result);
+
+  BlimpContentsImpl* blimp_contents_;
+  scoped_refptr<cc::Layer> contents_layer_;
+
+  // The callback for any outstanding readback request.
+  ReadbackRequestCallback readback_callback_;
+
+  base::WeakPtrFactory<BlimpContentsViewImpl> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(BlimpContentsViewImpl);
+};
+
+}  // namespace client
+}  // namespace blimp
+
+#endif  // BLIMP_CLIENT_CORE_CONTENTS_BLIMP_CONTENTS_VIEW_IMPL_H_