Ozone X11 platform

ui/ozone/public/surface_factory_ozone.h

 // Copyright (c) 2013 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 UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_
 #define UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/native_library.h"
@@ skipping 24 matching lines @@
 // support software, EGL, or both for painting on the window.
 // The following functionality is specific to the drawing mode and may not have
 // any meaningful implementation in the other mode. An implementation must
 // provide functionality for at least one mode.
 //
 // 1) Accelerated Drawing (EGL path):
 //
 // The following functions are specific to EGL:
 //  - GetNativeDisplay
 //  - LoadEGLGLES2Bindings
-//  - GetEGLSurfaceProperties (optional if the properties match the default
+//  - GetEGLSurfaceConfig (optional if the properties match the default
 //  Chromium ones).
 //  - CreateEGLSurfaceForWidget
 //
 // 2) Software Drawing (Skia):
 //
 // The following function is specific to the software path:
 //  - CreateCanvasForWidget
 //
 // The accelerated path can optionally provide support for the software drawing
 // path.
@@ skipping 15 matching lines @@
   enum BufferUsage {
     MAP,
     SCANOUT,
   };
 
   typedef void* (*GLGetProcAddressProc)(const char* name);
   typedef base::Callback<void(base::NativeLibrary)> AddGLLibraryCallback;
   typedef base::Callback<void(GLGetProcAddressProc)>
       SetGLGetProcAddressProcCallback;
 
+  struct EglConfigInfo {
+    EglConfigInfo();
+    ~EglConfigInfo();
+
+    base::Callback<bool(const int32* attribs,
+                        void** /* EGLConfig* */ configs,
+                        int32 config_size,
+                        int32* num_configs)> choose_config;
+    base::Callback<bool(void* /* EGLConfig */ config,
+                        int32 attribute,
+                        int32* value)> get_config_attribute;
+    base::Callback<const char*()> get_last_error_string;
+  };
+
   SurfaceFactoryOzone();
   virtual ~SurfaceFactoryOzone();
 
   // Returns the singleton instance.
   static SurfaceFactoryOzone* GetInstance();
 
   // Returns native platform display handle. This is used to obtain the EGL
   // display connection for the native display.
   virtual intptr_t GetNativeDisplay();
 
@@ skipping 17 matching lines @@
   // Browser Process using only the handle contained in gfx::AcceleratedWidget.
   virtual scoped_ptr<SurfaceOzoneCanvas> CreateCanvasForWidget(
       gfx::AcceleratedWidget widget);
 
   // Sets up GL bindings for the native surface. Takes two callback parameters
   // that allow Ozone to register the GL bindings.
   virtual bool LoadEGLGLES2Bindings(
       AddGLLibraryCallback add_gl_library,
       SetGLGetProcAddressProcCallback set_gl_get_proc_address) = 0;
 
-  // Returns an array of EGL properties, which can be used in any EGL function
-  // used to select a display configuration. Note that all properties should be
-  // immediately followed by the corresponding desired value and array should be
-  // terminated with EGL_NONE. Ownership of the array is not transferred to
-  // caller. desired_list contains list of desired EGL properties and values.
-  virtual const int32* GetEGLSurfaceProperties(const int32* desired_list);
+  // Returns the EGL configuration to use for |surface|. The default EGL
+  // configuration
+  // will be used if this returns NULL.
+  virtual void* /* EGLConfig */ GetEGLSurfaceConfig(const EglConfigInfo& egl,
+                                                    SurfaceOzoneEGL* surface);
 
   // Get the hal struct to check for overlay support.
   virtual OverlayCandidatesOzone* GetOverlayCandidates(
       gfx::AcceleratedWidget w);
 
   // Create a single native buffer to be used for overlay planes or zero copy
   // for |widget| representing a particular display controller or default
   // display controller for kNullAcceleratedWidget.
   virtual scoped_refptr<NativePixmap> CreateNativePixmap(
       gfx::AcceleratedWidget widget,
@@ skipping 28 matching lines @@
   // such as MAP for zero copy or SCANOUT for display controller.
   virtual bool CanCreateNativePixmap(BufferUsage usage);
 
  private:
   static SurfaceFactoryOzone* impl_;  // not owned
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_