Move the Pepper implementation from webkit/glue/plugins/pepper_* to...

webkit/glue/plugins/pepper_plugin_instance.h

Index: webkit/glue/plugins/pepper_plugin_instance.h
===================================================================
--- webkit/glue/plugins/pepper_plugin_instance.h	(revision 69381)
+++ webkit/glue/plugins/pepper_plugin_instance.h	(working copy)
@@ -1,318 +0,0 @@
-// Copyright (c) 2010 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 WEBKIT_GLUE_PLUGINS_PEPPER_PLUGIN_INSTANCE_H_
-#define WEBKIT_GLUE_PLUGINS_PEPPER_PLUGIN_INSTANCE_H_
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/observer_list.h"
-#include "base/ref_counted.h"
-#include "base/scoped_ptr.h"
-#include "base/string16.h"
-#include "gfx/rect.h"
-#include "ppapi/c/dev/pp_cursor_type_dev.h"
-#include "ppapi/c/dev/ppp_graphics_3d_dev.h"
-#include "ppapi/c/dev/ppp_printing_dev.h"
-#include "ppapi/c/pp_instance.h"
-#include "ppapi/c/pp_resource.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebCanvas.h"
-
-struct PP_Var;
-struct PPB_Instance;
-struct PPB_Find_Dev;
-struct PPB_Fullscreen_Dev;
-struct PPB_Zoom_Dev;
-struct PPP_Find_Dev;
-struct PPP_Instance;
-struct PPP_Private;
-struct PPP_Selection_Dev;
-struct PPP_Zoom_Dev;
-
-class SkBitmap;
-class TransportDIB;
-
-namespace gfx {
-class Rect;
-}
-
-namespace WebKit {
-struct WebCursorInfo;
-class WebInputEvent;
-class WebPluginContainer;
-}
-
-namespace pepper {
-
-class Graphics2D;
-class Graphics3D;
-class ImageData;
-class PluginDelegate;
-class PluginModule;
-class Resource;
-class URLLoader;
-class FullscreenContainer;
-
-// Represents one time a plugin appears on one web page.
-//
-// Note: to get from a PP_Instance to a PluginInstance*, use the
-// ResourceTracker.
-class PluginInstance : public base::RefCounted<PluginInstance> {
- public:
-  class Observer {
-   public:
-    // Indicates that the instance is being destroyed. This will be called from
-    // the instance's destructor so don't do anything in this callback that
-    // uses the instance.
-    virtual void InstanceDestroyed(PluginInstance* instance) = 0;
-  };
-
-  PluginInstance(PluginDelegate* delegate,
-                 PluginModule* module,
-                 const PPP_Instance* instance_interface);
-  ~PluginInstance();
-
-  static const PPB_Instance* GetInterface();
-
-  // Returns a pointer to the interface implementing PPB_Find that is
-  // exposed to the plugin.
-  static const PPB_Find_Dev* GetFindInterface();
-  static const PPB_Fullscreen_Dev* GetFullscreenInterface();
-  static const PPB_Zoom_Dev* GetZoomInterface();
-
-  PluginDelegate* delegate() const { return delegate_; }
-  PluginModule* module() const { return module_.get(); }
-
-  WebKit::WebPluginContainer* container() const { return container_; }
-
-  const gfx::Rect& position() const { return position_; }
-  const gfx::Rect& clip() const { return clip_; }
-
-  int find_identifier() const { return find_identifier_; }
-
-  void set_always_on_top(bool on_top) { always_on_top_ = on_top; }
-
-  // Returns the PP_Instance uniquely identifying this instance. Guaranteed
-  // nonzero.
-  PP_Instance pp_instance() const { return pp_instance_; }
-
-  // Other classes can register an observer for instance events. These pointers
-  // are NOT owned by the Instance. If the object implementing the observer
-  // goes away, it must take care to unregister itself.
-  void AddObserver(Observer* observer);
-  void RemoveObserver(Observer* observer);
-
-  // Paints the current backing store to the web page.
-  void Paint(WebKit::WebCanvas* canvas,
-             const gfx::Rect& plugin_rect,
-             const gfx::Rect& paint_rect);
-
-  // Schedules a paint of the page for the given region. The coordinates are
-  // relative to the top-left of the plugin. This does nothing if the plugin
-  // has not yet been positioned. You can supply an empty gfx::Rect() to
-  // invalidate the entire plugin.
-  void InvalidateRect(const gfx::Rect& rect);
-
-  // Schedules a scroll of the plugin.  This uses optimized scrolling only for
-  // full-frame plugins, as otherwise there could be other elements on top.  The
-  // slow path can also be triggered if there is an overlapping frame.
-  void ScrollRect(int dx, int dy, const gfx::Rect& rect);
-
-  // If the plugin instance is backed by a texture, return its texture ID in the
-  // compositor's namespace. Otherwise return 0. Returns 0 by default.
-  virtual unsigned GetBackingTextureId();
-
-  // Commit the backing texture to the screen once the side effects some
-  // rendering up to an offscreen SwapBuffers are visible.
-  void CommitBackingTexture();
-
-  // PPB_Instance implementation.
-  PP_Var GetWindowObject();
-  PP_Var GetOwnerElementObject();
-  bool BindGraphics(PP_Resource graphics_id);
-  bool full_frame() const { return full_frame_; }
-  bool SetCursor(PP_CursorType_Dev type);
-  PP_Var ExecuteScript(PP_Var script, PP_Var* exception);
-
-  // PPP_Instance pass-through.
-  void Delete();
-  bool Initialize(WebKit::WebPluginContainer* container,
-                  const std::vector<std::string>& arg_names,
-                  const std::vector<std::string>& arg_values,
-                  bool full_frame);
-  bool HandleDocumentLoad(URLLoader* loader);
-  bool HandleInputEvent(const WebKit::WebInputEvent& event,
-                        WebKit::WebCursorInfo* cursor_info);
-  PP_Var GetInstanceObject();
-  void ViewChanged(const gfx::Rect& position, const gfx::Rect& clip);
-
-  // Notifications about focus changes, see has_webkit_focus_ below.
-  void SetWebKitFocus(bool has_focus);
-  void SetContentAreaFocus(bool has_focus);
-
-  // Notifications that the view has rendered the page and that it has been
-  // flushed to the screen. These messages are used to send Flush callbacks to
-  // the plugin for DeviceContext2D.
-  void ViewInitiatedPaint();
-  void ViewFlushedPaint();
-
-  // If this plugin can be painted merely by copying the backing store to the
-  // screen, and the plugin bounds encloses the given paint bounds, returns
-  // true. In this case, the location, clipping, and ID of the backing store
-  // will be filled into the given output parameters.
-  bool GetBitmapForOptimizedPluginPaint(
-      const gfx::Rect& paint_bounds,
-      TransportDIB** dib,
-      gfx::Rect* dib_bounds,
-      gfx::Rect* clip);
-
-  string16 GetSelectedText(bool html);
-  string16 GetLinkAtPosition(const gfx::Point& point);
-  void Zoom(double factor, bool text_only);
-  bool StartFind(const string16& search_text,
-                 bool case_sensitive,
-                 int identifier);
-  void SelectFindResult(bool forward);
-  void StopFind();
-
-  bool SupportsPrintInterface();
-  int PrintBegin(const gfx::Rect& printable_area, int printer_dpi);
-  bool PrintPage(int page_number, WebKit::WebCanvas* canvas);
-  void PrintEnd();
-
-  void Graphics3DContextLost();
-
-  // Implementation of PPB_Fullscreen_Dev.
-  bool IsFullscreen();
-  bool SetFullscreen(bool fullscreen);
-
-  // Implementation of PPB_Private2.
-  bool NavigateToURL(const char* url, const char* target);
-
- private:
-  bool LoadFindInterface();
-  bool LoadPrivateInterface();
-  bool LoadSelectionInterface();
-  bool LoadZoomInterface();
-
-  // Determines if we think the plugin has focus, both content area and webkit
-  // (see has_webkit_focus_ below).
-  bool PluginHasFocus() const;
-
-  // Queries the plugin for supported print formats and sets |format| to the
-  // best format to use. Returns false if the plugin does not support any
-  // print format that we can handle (we can handle raster and PDF).
-  bool GetPreferredPrintOutputFormat(PP_PrintOutputFormat_Dev* format);
-  bool PrintPDFOutput(PP_Resource print_output, WebKit::WebCanvas* canvas);
-  bool PrintRasterOutput(PP_Resource print_output, WebKit::WebCanvas* canvas);
-#if defined(OS_WIN)
-  bool DrawJPEGToPlatformDC(const SkBitmap& bitmap,
-                            const gfx::Rect& printable_area,
-                            WebKit::WebCanvas* canvas);
-#elif defined(OS_MACOSX)
-  // Draws the given kARGB_8888_Config bitmap to the specified canvas starting
-  // at the specified destination rect.
-  void DrawSkBitmapToCanvas(const SkBitmap& bitmap, WebKit::WebCanvas* canvas,
-                            const gfx::Rect& dest_rect, int canvas_height);
-#endif  // OS_MACOSX
-
-  // Get the bound graphics context as a concrete 2D graphics context or returns
-  // null if the context is not 2D.
-  Graphics2D* bound_graphics_2d() const;
-
-  // Get the bound graphics context as a concrete 3D graphics context or returns
-  // null if the context is not 3D.
-  Graphics3D* bound_graphics_3d() const;
-
-  PluginDelegate* delegate_;
-  scoped_refptr<PluginModule> module_;
-  const PPP_Instance* instance_interface_;
-
-  PP_Instance pp_instance_;
-
-  // NULL until we have been initialized.
-  WebKit::WebPluginContainer* container_;
-
-  // Indicates whether this is a full frame instance, which means it represents
-  // an entire document rather than an embed tag.
-  bool full_frame_;
-
-  // Position in the viewport (which moves as the page is scrolled) of this
-  // plugin. This will be a 0-sized rectangle if the plugin has not yet been
-  // laid out.
-  gfx::Rect position_;
-
-  // Current clip rect. This will be empty if the plugin is not currently
-  // visible. This is in the plugin's coordinate system, so fully visible will
-  // be (0, 0, w, h) regardless of scroll position.
-  gfx::Rect clip_;
-
-  // The current device context for painting in 2D or 3D.
-  scoped_refptr<Resource> bound_graphics_;
-
-  // We track two types of focus, one from WebKit, which is the focus among
-  // all elements of the page, one one from the browser, which is whether the
-  // tab/window has focus. We tell the plugin it has focus only when both of
-  // these values are set to true.
-  bool has_webkit_focus_;
-  bool has_content_area_focus_;
-
-  // The id of the current find operation, or -1 if none is in process.
-  int find_identifier_;
-
-  // The plugin-provided interfaces.
-  const PPP_Find_Dev* plugin_find_interface_;
-  const PPP_Private* plugin_private_interface_;
-  const PPP_Selection_Dev* plugin_selection_interface_;
-  const PPP_Zoom_Dev* plugin_zoom_interface_;
-
-  // This is only valid between a successful PrintBegin call and a PrintEnd
-  // call.
-  PP_PrintSettings_Dev current_print_settings_;
-#if defined(OS_MACOSX)
-  // On the Mac, when we draw the bitmap to the PDFContext, it seems necessary
-  // to keep the pixels valid until CGContextEndPage is called. We use this
-  // variable to hold on to the pixels.
-  scoped_refptr<ImageData> last_printed_page_;
-#elif defined(OS_LINUX)
-  // On Linux, we always send all pages from the renderer to the browser.
-  // So, if the plugin supports printPagesAsPDF we print the entire output
-  // in one shot in the first call to PrintPage.
-  // (This is a temporary hack until we change the WebFrame and WebPlugin print
-  // interfaces).
-  // Specifies the total number of pages to be printed. It it set in PrintBegin.
-  int32 num_pages_;
-  // Specifies whether we have already output all pages. This is used to ignore
-  // subsequent PrintPage requests.
-  bool pdf_output_done_;
-#endif  // defined(OS_LINUX)
-
-  // The plugin print interface.
-  const PPP_Printing_Dev* plugin_print_interface_;
-
-  // The plugin 3D interface.
-  const PPP_Graphics3D_Dev* plugin_graphics_3d_interface_;
-
-  // Containes the cursor if it's set by the plugin.
-  scoped_ptr<WebKit::WebCursorInfo> cursor_;
-
-  // Set to true if this plugin thinks it will always be on top. This allows us
-  // to use a more optimized painting path in some cases.
-  bool always_on_top_;
-
-  // Plugin container for fullscreen mode. NULL if not in fullscreen mode.
-  FullscreenContainer* fullscreen_container_;
-
-  // Non-owning pointers to all active observers.
-  ObserverList<Observer, false> observers_;
-
-  DISALLOW_COPY_AND_ASSIGN(PluginInstance);
-};
-
-}  // namespace pepper
-
-#endif  // WEBKIT_GLUE_PLUGINS_PEPPER_PLUGIN_INSTANCE_H_