Add the pdf plugin's source in src\pdf.

pdf/control.h

+// Copyright (c) 2012 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 PDF_CONTROL_H_
+#define PDF_CONTROL_H_
+
+#include <list>
+
+#include "base/basictypes.h"
+#include "ppapi/c/dev/pp_cursor_type_dev.h"
+#include "ppapi/cpp/rect.h"
+
+namespace pp {
+class ImageData;
+class InputEvent;
+class Instance;
+}
+
+namespace chrome_pdf {
+
+const uint32 kInvalidControlId = 0;
+
+class Control {
+ public:
+  class Owner {
+   public:
+    virtual ~Owner() {}
+    virtual void OnEvent(uint32 control_id, uint32 event_id, void* data) = 0;
+    virtual void Invalidate(uint32 control_id, const pp::Rect& rc) = 0;
+    virtual uint32 ScheduleTimer(uint32 control_id, uint32 timeout_ms) = 0;
+    virtual void SetEventCapture(uint32 control_id, bool set_capture) = 0;
+    virtual void SetCursor(uint32 control_id,
+                           PP_CursorType_Dev cursor_type) = 0;
+    virtual pp::Instance* GetInstance() = 0;
+  };
+
+  Control();
+  virtual ~Control();
+  virtual bool Create(uint32 id, const pp::Rect& rc,
+                      bool visible, Owner* owner);
+
+  virtual void Paint(pp::ImageData* image_data, const pp::Rect& rc) {}
+  virtual bool HandleEvent(const pp::InputEvent& event);
+  virtual void OnTimerFired(uint32 timer_id) {}
+  virtual void EventCaptureReleased() {}
+
+  // Paint control into multiple destination rects.
+  virtual void PaintMultipleRects(pp::ImageData* image_data,
+                                  const std::list<pp::Rect>& rects);
+
+  virtual void Show(bool visible, bool invalidate);
+  virtual void AdjustTransparency(uint8 transparency, bool invalidate);
+  virtual void MoveBy(const pp::Point& offset, bool invalidate);
+  virtual void SetRect(const pp::Rect& rc, bool invalidate);
+
+  void MoveTo(const pp::Point& origin, bool invalidate);
+
+  uint32 id() const { return id_; }
+  const pp::Rect& rect() const { return rc_; }
+  bool visible() const { return visible_; }
+  Owner* owner() { return owner_; }
+  uint8 transparency() const { return transparency_; }
+
+ private:
+  uint32 id_;
+  pp::Rect rc_;
+  bool visible_;
+  Owner* owner_;
+  uint8 transparency_;
+};
+
+typedef Control::Owner ControlOwner;
+
+}  // namespace chrome_pdf
+
+#endif  // PDF_CONTROL_H_