ppapi/shared_impl/ppb_view_shared.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef PPAPI_SHARED_IMPL_PPB_VIEW_SHARED_H_
   6 #define PPAPI_SHARED_IMPL_PPB_VIEW_SHARED_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "ppapi/c/pp_rect.h"
  10 #include "ppapi/c/pp_size.h"
  11 #include "ppapi/shared_impl/resource.h"
  12 #include "ppapi/thunk/ppb_view_api.h"
  13
  14 namespace ppapi {
  15
  16 // If you add to this struct, be sure to update the serialization in
  17 // ppapi_messages.h.
  18 struct PPAPI_SHARED_EXPORT ViewData {
  19   ViewData();
  20   ~ViewData();
  21
  22   bool Equals(const ViewData& other) const;
  23
  24   PP_Rect rect;
  25   bool is_fullscreen;
  26   bool is_page_visible;
  27   PP_Rect clip_rect;
  28   float device_scale;
  29   float css_scale;
  30   PP_Point scroll_offset;
  31 };
  32
  33 class PPAPI_SHARED_EXPORT PPB_View_Shared : public Resource,
  34                                             public thunk::PPB_View_API {
  35  public:
  36   PPB_View_Shared(ResourceObjectType type,
  37                   PP_Instance instance,
  38                   const ViewData& data);
  39   virtual ~PPB_View_Shared();
  40
  41   // Resource overrides.
  42   virtual thunk::PPB_View_API* AsPPB_View_API() override;
  43
  44   // PPB_View_API implementation.
  45   virtual const ViewData& GetData() const override;
  46   virtual PP_Bool GetRect(PP_Rect* viewport) const override;
  47   virtual PP_Bool IsFullscreen() const override;
  48   virtual PP_Bool IsVisible() const override;
  49   virtual PP_Bool IsPageVisible() const override;
  50   virtual PP_Bool GetClipRect(PP_Rect* clip) const override;
  51   virtual float GetDeviceScale() const override;
  52   virtual float GetCSSScale() const override;
  53   virtual PP_Bool GetScrollOffset(PP_Point* scroll_offset) const override;
  54
  55  private:
  56   ViewData data_;
  57
  58   DISALLOW_COPY_AND_ASSIGN(PPB_View_Shared);
  59 };
  60
  61 }  // namespace ppapi
  62
  63 #endif  // PPAPI_SHARED_IMPL_PPB_VIEW_SHARED_H_