File: surface_reference.cc

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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/viz/service/surfaces/surface_reference.h"

#include <ostream>

#include "base/strings/stringprintf.h"

namespace viz {

SurfaceReference::SurfaceReference() = default;

SurfaceReference::SurfaceReference(const SurfaceId& parent_id,
                                   const SurfaceId& child_id)
    : parent_id_(parent_id), child_id_(child_id) {}

SurfaceReference::SurfaceReference(const SurfaceReference& other) = default;

SurfaceReference::~SurfaceReference() = default;

std::string SurfaceReference::ToString() const {
  return base::StringPrintf("SurfaceReference(%s, %s)",
                            parent_id_.ToString().c_str(),
                            child_id_.ToString().c_str());
}

std::ostream& operator<<(std::ostream& out,
                         const SurfaceReference& surface_reference) {
  return out << surface_reference.ToString();
}

}  // namespace viz