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surface_origin_mojom_traits.h
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surface_origin_mojom_traits.h
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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SKIA_PUBLIC_MOJOM_SURFACE_ORIGIN_MOJOM_TRAITS_H_
#define SKIA_PUBLIC_MOJOM_SURFACE_ORIGIN_MOJOM_TRAITS_H_
#include "base/notreached.h"
#include "mojo/public/cpp/bindings/enum_traits.h"
#include "skia/public/mojom/surface_origin.mojom-shared.h"
#include "third_party/skia/include/gpu/GrTypes.h"
namespace mojo {
template <>
struct EnumTraits<skia::mojom::SurfaceOrigin, GrSurfaceOrigin> {
static skia::mojom::SurfaceOrigin ToMojom(GrSurfaceOrigin origin) {
switch (origin) {
case kTopLeft_GrSurfaceOrigin:
return skia::mojom::SurfaceOrigin::kTopLeft;
case kBottomLeft_GrSurfaceOrigin:
return skia::mojom::SurfaceOrigin::kBottomLeft;
}
NOTREACHED();
}
static bool FromMojom(skia::mojom::SurfaceOrigin origin,
GrSurfaceOrigin* out_origin) {
switch (origin) {
case skia::mojom::SurfaceOrigin::kTopLeft:
*out_origin = kTopLeft_GrSurfaceOrigin;
return true;
case skia::mojom::SurfaceOrigin::kBottomLeft:
*out_origin = kBottomLeft_GrSurfaceOrigin;
return true;
}
// Mojo has already validated that `origin` is a valid value, so it must be
// covered by one of the cases above.
NOTREACHED();
return false;
}
};
} // namespace mojo
#endif // SKIA_PUBLIC_MOJOM_SURFACE_ORIGIN_MOJOM_TRAITS_H_