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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "ScrollableLayerGuid.h"
#include <ostream>
#include "mozilla/HashFunctions.h" // for HashGeneric
#include "nsPrintfCString.h" // for nsPrintfCString
namespace mozilla {
namespace layers {
ScrollableLayerGuid::ScrollableLayerGuid()
: mLayersId{0}, mPresShellId(0), mScrollId(0) {}
ScrollableLayerGuid::ScrollableLayerGuid(LayersId aLayersId,
uint32_t aPresShellId,
ViewID aScrollId)
: mLayersId(aLayersId), mPresShellId(aPresShellId), mScrollId(aScrollId) {}
bool ScrollableLayerGuid::operator==(const ScrollableLayerGuid& other) const {
return mLayersId == other.mLayersId && mPresShellId == other.mPresShellId &&
mScrollId == other.mScrollId;
}
bool ScrollableLayerGuid::operator!=(const ScrollableLayerGuid& other) const {
return !(*this == other);
}
bool ScrollableLayerGuid::operator<(const ScrollableLayerGuid& other) const {
if (mLayersId < other.mLayersId) {
return true;
}
if (mLayersId == other.mLayersId) {
if (mPresShellId < other.mPresShellId) {
return true;
}
if (mPresShellId == other.mPresShellId) {
return mScrollId < other.mScrollId;
}
}
return false;
}
std::ostream& operator<<(std::ostream& aOut, const ScrollableLayerGuid& aGuid) {
return aOut << nsPrintfCString("{ l=0x%" PRIx64 ", p=%u, v=%" PRIu64 " }",
uint64_t(aGuid.mLayersId), aGuid.mPresShellId,
aGuid.mScrollId)
.get();
}
bool ScrollableLayerGuid::EqualsIgnoringPresShell(
const ScrollableLayerGuid& aA, const ScrollableLayerGuid& aB) {
return aA.mLayersId == aB.mLayersId && aA.mScrollId == aB.mScrollId;
}
std::size_t ScrollableLayerGuid::HashFn::operator()(
const ScrollableLayerGuid& aGuid) const {
return HashGeneric(uint64_t(aGuid.mLayersId), aGuid.mPresShellId,
aGuid.mScrollId);
}
std::size_t ScrollableLayerGuid::HashIgnoringPresShellFn::operator()(
const ScrollableLayerGuid& aGuid) const {
return HashGeneric(uint64_t(aGuid.mLayersId), aGuid.mScrollId);
}
bool ScrollableLayerGuid::EqualIgnoringPresShellFn::operator()(
const ScrollableLayerGuid& lhs, const ScrollableLayerGuid& rhs) const {
return EqualsIgnoringPresShell(lhs, rhs);
}
} // namespace layers
} // namespace mozilla