| // 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 CC_SURFACES_SURFACE_INFO_H_ |
| #define CC_SURFACES_SURFACE_INFO_H_ |
| |
| #include "cc/surfaces/surface_id.h" |
| #include "ui/gfx/geometry/size.h" |
| |
| namespace IPC { |
| template <class T> |
| struct ParamTraits; |
| } // namespace IPC |
| |
| namespace cc { |
| namespace mojom { |
| class SurfaceInfoDataView; |
| } |
| |
| // 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 cc |
| |
| #endif // CC_SURFACES_SURFACE_INFO_H_ |