ui/gl/gl_image_io_surface.h

   1 // Copyright 2013 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_GL_GL_IMAGE_IO_SURFACE_H_
   6 #define UI_GL_GL_IMAGE_IO_SURFACE_H_
   7
   8 #include <IOSurface/IOSurfaceAPI.h>
   9
  10 #include "base/mac/scoped_cftyperef.h"
  11 #include "ui/gfx/gpu_memory_buffer.h"
  12 #include "ui/gl/gl_image.h"
  13
  14 namespace gfx {
  15
  16 class GL_EXPORT GLImageIOSurface : public GLImage {
  17  public:
  18   explicit GLImageIOSurface(const gfx::Size& size);
  19
  20   bool Initialize(IOSurfaceRef io_surface);
  21
  22   // Overridden from GLImage:
  23   virtual void Destroy(bool have_context) OVERRIDE;
  24   virtual gfx::Size GetSize() OVERRIDE;
  25   virtual bool BindTexImage(unsigned target) OVERRIDE;
  26   virtual void ReleaseTexImage(unsigned target) OVERRIDE {}
  27   virtual bool CopyTexImage(unsigned target) OVERRIDE;
  28   virtual void WillUseTexImage() OVERRIDE {}
  29   virtual void DidUseTexImage() OVERRIDE {}
  30   virtual void WillModifyTexImage() OVERRIDE {}
  31   virtual void DidModifyTexImage() OVERRIDE {}
  32   virtual bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
  33                                     int z_order,
  34                                     OverlayTransform transform,
  35                                     const Rect& bounds_rect,
  36                                     const RectF& crop_rect) OVERRIDE;
  37
  38  protected:
  39   virtual ~GLImageIOSurface();
  40
  41  private:
  42   base::ScopedCFTypeRef<IOSurfaceRef> io_surface_;
  43   const gfx::Size size_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(GLImageIOSurface);
  46 };
  47
  48 }  // namespace gfx
  49
  50 #endif  // UI_GL_GL_IMAGE_IO_SURFACE_H_