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Diffstat (limited to 'webkit/glue/plugins/pepper_plugin_instance.h')
| -rw-r--r-- | webkit/glue/plugins/pepper_plugin_instance.h | 318 |
1 files changed, 0 insertions, 318 deletions
diff --git a/webkit/glue/plugins/pepper_plugin_instance.h b/webkit/glue/plugins/pepper_plugin_instance.h deleted file mode 100644 index bd99843..0000000 --- a/webkit/glue/plugins/pepper_plugin_instance.h +++ /dev/null @@ -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_ |