src/ui/ozone/platform/dri/dri_surface_factory.h

   1 // Copyright 2014 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 UI_OZONE_PLATFORM_DRI_DRI_SURFACE_FACTORY_H_
   6 #define UI_OZONE_PLATFORM_DRI_DRI_SURFACE_FACTORY_H_
   7
   8 #include <map>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "third_party/skia/include/core/SkBitmap.h"
  12 #include "ui/ozone/ozone_export.h"
  13 #include "ui/ozone/public/surface_factory_ozone.h"
  14
  15 typedef struct _drmModeModeInfo drmModeModeInfo;
  16
  17 namespace gfx {
  18 class SurfaceOzoneCanvas;
  19 }
  20
  21 namespace ui {
  22
  23 class DriSurface;
  24 class DriWrapper;
  25 class HardwareDisplayController;
  26 class ScreenManager;
  27
  28 // SurfaceFactoryOzone implementation on top of DRM/KMS using dumb buffers.
  29 // This implementation is used in conjunction with the software rendering
  30 // path.
  31 class OZONE_EXPORT DriSurfaceFactory : public ui::SurfaceFactoryOzone {
  32  public:
  33   static const gfx::AcceleratedWidget kDefaultWidgetHandle;
  34
  35   DriSurfaceFactory(DriWrapper* drm, ScreenManager* screen_manager);
  36   virtual ~DriSurfaceFactory();
  37
  38   // SurfaceFactoryOzone overrides:
  39   virtual HardwareState InitializeHardware() OVERRIDE;
  40   virtual void ShutdownHardware() OVERRIDE;
  41
  42   virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
  43
  44   virtual scoped_ptr<ui::SurfaceOzoneCanvas> CreateCanvasForWidget(
  45       gfx::AcceleratedWidget w) OVERRIDE;
  46
  47   virtual bool LoadEGLGLES2Bindings(
  48       AddGLLibraryCallback add_gl_library,
  49       SetGLGetProcAddressProcCallback set_gl_get_proc_address) OVERRIDE;
  50
  51   gfx::Size GetWidgetSize(gfx::AcceleratedWidget w);
  52
  53   void SetHardwareCursor(gfx::AcceleratedWidget window,
  54                          const SkBitmap& image,
  55                          const gfx::Point& location);
  56
  57   void MoveHardwareCursor(gfx::AcceleratedWidget window,
  58                           const gfx::Point& location);
  59
  60   void UnsetHardwareCursor(gfx::AcceleratedWidget window);
  61
  62  protected:
  63   // Draw the last set cursor & update the cursor plane.
  64   void ResetCursor(gfx::AcceleratedWidget w);
  65
  66   virtual DriSurface* CreateSurface(const gfx::Size& size);
  67
  68   DriWrapper* drm_;  // Not owned.
  69   ScreenManager* screen_manager_;  // Not owned.
  70   HardwareState state_;
  71
  72   // Active outputs.
  73   int allocated_widgets_;
  74
  75   scoped_ptr<DriSurface> cursor_surface_;
  76
  77   SkBitmap cursor_bitmap_;
  78   gfx::Point cursor_location_;
  79
  80   DISALLOW_COPY_AND_ASSIGN(DriSurfaceFactory);
  81 };
  82
  83 }  // namespace ui
  84
  85 #endif  // UI_OZONE_PLATFORM_DRI_DRI_SURFACE_FACTORY_H_