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// Copyright 2016 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 COMPONENTS_VIZ_COMMON_SURFACES_SURFACE_INFO_H_
#define COMPONENTS_VIZ_COMMON_SURFACES_SURFACE_INFO_H_
#include "components/viz/common/surfaces/surface_id.h"
#include "ui/gfx/geometry/size.h"
namespace IPC {
template <class T>
struct ParamTraits;
} // namespace IPC
namespace viz {
namespace mojom {
class SurfaceInfoDataView;
} // namespace mojom
// This class contains information about the surface that is being embedded.
class SurfaceInfo {
public:
SurfaceInfo() = default;
SurfaceInfo(const SurfaceId& id,
float device_scale_factor,
const gfx::Size& size_in_pixels)
: id_(id),
device_scale_factor_(device_scale_factor),
size_in_pixels_(size_in_pixels) {}
bool is_valid() const {
return id_.is_valid() && device_scale_factor_ != 0 &&
!size_in_pixels_.IsEmpty();
}
bool operator==(const SurfaceInfo& info) const {
return id_ == info.id() &&
device_scale_factor_ == info.device_scale_factor() &&
size_in_pixels_ == info.size_in_pixels();
}
bool operator!=(const SurfaceInfo& info) const { return !(*this == info); }
const SurfaceId& id() const { return id_; }
float device_scale_factor() const { return device_scale_factor_; }
const gfx::Size& size_in_pixels() const { return size_in_pixels_; }
private:
friend struct mojo::StructTraits<mojom::SurfaceInfoDataView, SurfaceInfo>;
friend struct IPC::ParamTraits<SurfaceInfo>;
SurfaceId id_;
float device_scale_factor_ = 1.f;
gfx::Size size_in_pixels_;
};
} // namespace viz
#endif // COMPONENTS_VIZ_COMMON_SURFACES_SURFACE_INFO_H_
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