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- // Copyright 2015 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_GL_GL_SURFACE_OVERLAY_H_
- #define UI_GL_GL_SURFACE_OVERLAY_H_
- #include "base/memory/ref_counted.h"
- #include "ui/gfx/gpu_fence.h"
- #include "ui/gfx/native_widget_types.h"
- #include "ui/gfx/overlay_plane_data.h"
- #include "ui/gl/gl_export.h"
- #include "ui/gl/gl_image.h"
- namespace gfx {
- class GpuFence;
- } // namespace gfx
- namespace gl {
- // For saving the properties of a GLImage overlay plane and scheduling it later.
- class GL_EXPORT GLSurfaceOverlay {
- public:
- GLSurfaceOverlay(GLImage* image,
- std::unique_ptr<gfx::GpuFence> gpu_fence,
- const gfx::OverlayPlaneData& overlay_plane_data);
- GLSurfaceOverlay(GLSurfaceOverlay&& other);
- ~GLSurfaceOverlay();
- // Schedule the image as an overlay plane to be shown at swap time for
- // |widget|.
- //
- // This should be called at most once.
- bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget);
- void Flush() const;
- gfx::GpuFence* gpu_fence() const { return gpu_fence_.get(); }
- int z_order() const { return overlay_plane_data_.z_order; }
- private:
- scoped_refptr<GLImage> image_;
- std::unique_ptr<gfx::GpuFence> gpu_fence_;
- gfx::OverlayPlaneData overlay_plane_data_;
- };
- } // namespace gl
- #endif // UI_GL_GL_SURFACE_OVERLAY_H_
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