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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 UI_EVENTS_MOJO_LATENCY_INFO_STRUCT_TRAITS_H_
#define UI_EVENTS_MOJO_LATENCY_INFO_STRUCT_TRAITS_H_
#include "ui/events/latency_info.h"
#include "ui/events/mojo/latency_info.mojom-shared.h"
#include "ui/gfx/geometry/mojo/geometry_struct_traits.h"
namespace mojo {
using InputCoordinateArray = CArray<gfx::PointF>;
template <>
struct ArrayTraits<ui::LatencyInfo::LatencyMap> {
using Element = ui::LatencyInfo::LatencyMap::value_type;
using Iterator = ui::LatencyInfo::LatencyMap::iterator;
using ConstIterator = ui::LatencyInfo::LatencyMap::const_iterator;
static ConstIterator GetBegin(const ui::LatencyInfo::LatencyMap& input) {
return input.begin();
}
static Iterator GetBegin(ui::LatencyInfo::LatencyMap& input) {
return input.begin();
}
static void AdvanceIterator(ConstIterator& iterator) { iterator++; }
static void AdvanceIterator(Iterator& iterator) { iterator++; }
static const Element& GetValue(ConstIterator& iterator) { return *iterator; }
static Element& GetValue(Iterator& iterator) { return *iterator; }
static size_t GetSize(const ui::LatencyInfo::LatencyMap& input) {
return input.size();
}
};
template <>
struct StructTraits<ui::mojom::LatencyComponentDataView,
ui::LatencyInfo::LatencyComponent> {
static int64_t sequence_number(
const ui::LatencyInfo::LatencyComponent& component);
static base::TimeTicks event_time(
const ui::LatencyInfo::LatencyComponent& component);
static uint32_t event_count(
const ui::LatencyInfo::LatencyComponent& component);
static bool Read(ui::mojom::LatencyComponentDataView data,
ui::LatencyInfo::LatencyComponent* out);
};
template <>
struct StructTraits<ui::mojom::LatencyComponentPairDataView,
ui::LatencyInfo::LatencyMap::value_type> {
static const std::pair<ui::LatencyComponentType, int64_t>& key(
const ui::LatencyInfo::LatencyMap::value_type& input) {
return input.first;
}
static const ui::LatencyInfo::LatencyComponent& value(
const ui::LatencyInfo::LatencyMap::value_type& input) {
return input.second;
}
// TODO(fsamuel): Figure out how to optimize deserialization.
};
template <>
struct StructTraits<ui::mojom::LatencyComponentIdDataView,
std::pair<ui::LatencyComponentType, int64_t>> {
static ui::mojom::LatencyComponentType type(
const std::pair<ui::LatencyComponentType, int64_t>& id);
static int64_t id(const std::pair<ui::LatencyComponentType, int64_t>& id);
static bool Read(ui::mojom::LatencyComponentIdDataView data,
std::pair<ui::LatencyComponentType, int64_t>* out);
};
template <>
struct StructTraits<ui::mojom::LatencyInfoDataView, ui::LatencyInfo> {
static const std::string& trace_name(const ui::LatencyInfo& info);
static const ui::LatencyInfo::LatencyMap& latency_components(
const ui::LatencyInfo& info);
static uint32_t input_coordinates_size(const ui::LatencyInfo& info);
static InputCoordinateArray input_coordinates(const ui::LatencyInfo& info);
static int64_t trace_id(const ui::LatencyInfo& info);
static bool coalesced(const ui::LatencyInfo& info);
static bool terminated(const ui::LatencyInfo& info);
static bool Read(ui::mojom::LatencyInfoDataView data, ui::LatencyInfo* out);
};
} // namespace mojo
#endif // UI_EVENTS_MOJO_LATENCY_INFO_STRUCT_TRAITS_H_