flutter_flutter/lib/ui/semantics/semantics_update_builder.cc
Michael Goderbauer 6c68bf3caf
Revert "Revert "Add elevation and thickness to SemanticsNode (#7282)" (#7483)" (#7484)
This reverts commit 24cf93e2555da5f0b464b55c43fe4b1a7dd06eed.
2019-01-15 18:56:21 -08:00

116 lines
3.8 KiB
C++

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "flutter/lib/ui/semantics/semantics_update_builder.h"
#include "third_party/tonic/converter/dart_converter.h"
#include "third_party/tonic/dart_args.h"
#include "third_party/tonic/dart_binding_macros.h"
#include "third_party/tonic/dart_library_natives.h"
namespace blink {
static void SemanticsUpdateBuilder_constructor(Dart_NativeArguments args) {
DartCallConstructor(&SemanticsUpdateBuilder::create, args);
}
IMPLEMENT_WRAPPERTYPEINFO(ui, SemanticsUpdateBuilder);
#define FOR_EACH_BINDING(V) \
V(SemanticsUpdateBuilder, updateNode) \
V(SemanticsUpdateBuilder, updateCustomAction) \
V(SemanticsUpdateBuilder, build)
FOR_EACH_BINDING(DART_NATIVE_CALLBACK)
void SemanticsUpdateBuilder::RegisterNatives(
tonic::DartLibraryNatives* natives) {
natives->Register({{"SemanticsUpdateBuilder_constructor",
SemanticsUpdateBuilder_constructor, 1, true},
FOR_EACH_BINDING(DART_REGISTER_NATIVE)});
}
SemanticsUpdateBuilder::SemanticsUpdateBuilder() = default;
SemanticsUpdateBuilder::~SemanticsUpdateBuilder() = default;
void SemanticsUpdateBuilder::updateNode(
int id,
int flags,
int actions,
int textSelectionBase,
int textSelectionExtent,
int scrollChildren,
int scrollIndex,
double scrollPosition,
double scrollExtentMax,
double scrollExtentMin,
double left,
double top,
double right,
double bottom,
double elevation,
double thickness,
std::string label,
std::string hint,
std::string value,
std::string increasedValue,
std::string decreasedValue,
int textDirection,
const tonic::Float64List& transform,
const tonic::Int32List& childrenInTraversalOrder,
const tonic::Int32List& childrenInHitTestOrder,
const tonic::Int32List& localContextActions) {
SemanticsNode node;
node.id = id;
node.flags = flags;
node.actions = actions;
node.textSelectionBase = textSelectionBase;
node.textSelectionExtent = textSelectionExtent;
node.scrollChildren = scrollChildren;
node.scrollIndex = scrollIndex;
node.scrollPosition = scrollPosition;
node.scrollExtentMax = scrollExtentMax;
node.scrollExtentMin = scrollExtentMin;
node.rect = SkRect::MakeLTRB(left, top, right, bottom);
node.elevation = elevation;
node.thickness = thickness;
node.label = label;
node.hint = hint;
node.value = value;
node.increasedValue = increasedValue;
node.decreasedValue = decreasedValue;
node.textDirection = textDirection;
node.transform.setColMajord(transform.data());
node.childrenInTraversalOrder =
std::vector<int32_t>(childrenInTraversalOrder.data(),
childrenInTraversalOrder.data() +
childrenInTraversalOrder.num_elements());
node.childrenInHitTestOrder = std::vector<int32_t>(
childrenInHitTestOrder.data(),
childrenInHitTestOrder.data() + childrenInHitTestOrder.num_elements());
node.customAccessibilityActions = std::vector<int32_t>(
localContextActions.data(),
localContextActions.data() + localContextActions.num_elements());
nodes_[id] = node;
}
void SemanticsUpdateBuilder::updateCustomAction(int id,
std::string label,
std::string hint,
int overrideId) {
CustomAccessibilityAction action;
action.id = id;
action.overrideId = overrideId;
action.label = label;
action.hint = hint;
actions_[id] = action;
}
fml::RefPtr<SemanticsUpdate> SemanticsUpdateBuilder::build() {
return SemanticsUpdate::create(std::move(nodes_), std::move(actions_));
}
} // namespace blink