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#ifndef DALI_INTERNAL_ACCESSIBILITY_BRIDGE_ACCESSIBLE_H
#define DALI_INTERNAL_ACCESSIBILITY_BRIDGE_ACCESSIBLE_H
/*
* Copyright (c) 2021 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
// EXTERNAL INCLUDES
#include <array>
#include <string>
#include <unordered_map>
#include <vector>
// INTERNAL INCLUDES
#include "bridge-base.h"
class BridgeAccessible : public virtual BridgeBase
{
protected:
BridgeAccessible();
void RegisterInterfaces();
bool suppressScreenReader = false;
public:
enum class GetNeighborSearchMode
{
normal = 0,
recurseFromRoot = 1,
continueAfterFailedRecursion = 2,
recurseToOutside = 3,
};
int GetChildCount();
DBus::ValueOrError<Dali::Accessibility::Accessible*> GetChildAtIndex(int index);
Dali::Accessibility::Accessible* GetParent();
DBus::ValueOrError<std::vector<Dali::Accessibility::Accessible*>> GetChildren();
std::string GetName();
std::string GetDescription();
DBus::ValueOrError<uint32_t> GetRole();
DBus::ValueOrError<std::string> GetRoleName();
DBus::ValueOrError<std::string> GetLocalizedRoleName();
DBus::ValueOrError<int32_t> GetIndexInParent();
DBus::ValueOrError<std::array<uint32_t, 2>> GetStates();
DBus::ValueOrError<std::unordered_map<std::string, std::string>> GetAttributes();
DBus::ValueOrError<std::vector<std::string>> GetInterfaces();
DBus::ValueOrError<Dali::Accessibility::Accessible*, uint8_t, Dali::Accessibility::Accessible*> GetNavigableAtPoint(int32_t x, int32_t y, uint32_t coordinateType);
DBus::ValueOrError<Dali::Accessibility::Accessible*, uint8_t> GetNeighbor(std::string root_path, int32_t direction, int32_t search_mode);
DBus::ValueOrError<Dali::Accessibility::Accessible*, uint32_t, std::unordered_map<std::string, std::string>> GetDefaultLabelInfo();
using ReadingMaterialType = DBus::ValueOrError<
std::unordered_map<std::string, std::string>, // attributes
std::string, // name
std::string, // labeledByName
std::string, // textIfceName
uint32_t,
Dali::Accessibility::States,
std::string, // localized name
int32_t, // child count
double, // current value
double, // minimum increment
double, // maximum value
double, // minimum value
std::string, // description
int32_t, // index in parent
bool, // isSelectedInParent
bool, // hasCheckBoxChild
int32_t, // listChildrenCount
int32_t, // firstSelectedChildIndex
Dali::Accessibility::Accessible*, // parent
Dali::Accessibility::States, // parentStateSet
int32_t, // parentChildCount
uint32_t, // parentRole
int32_t, // selectedChildCount,
Dali::Accessibility::Accessible* // describedByObject
>;
ReadingMaterialType GetReadingMaterial();
void SuppressScreenReader(bool) override;
DBus::ValueOrError<bool> DoGesture(Dali::Accessibility::Gesture type, int32_t xBeg, int32_t yBeg, int32_t xEnd, int32_t yEnd, Dali::Accessibility::GestureState state, uint32_t eventTime);
using Relation = std::tuple<uint32_t, std::vector<Dali::Accessibility::Address>>;
DBus::ValueOrError<std::vector<Relation>> GetRelationSet();
private:
Dali::Accessibility::Accessible* CalculateNeighbor(Dali::Accessibility::Accessible* root, Dali::Accessibility::Accessible* start, unsigned char forward, GetNeighborSearchMode search_mode);
std::vector<Dali::Accessibility::Accessible*> ValidChildrenGet(const std::vector<Dali::Accessibility::Accessible*>& children, Dali::Accessibility::Accessible* start, Dali::Accessibility::Accessible* root);
Dali::Accessibility::Accessible* GetCurrentlyHighlighted();
Dali::Accessibility::Accessible* DirectionalDepthFirstSearchTryNonDefunctSibling(bool& all_children_visited, Dali::Accessibility::Accessible* node, Dali::Accessibility::Accessible* start, Dali::Accessibility::Accessible* root, unsigned char forward);
Dali::Accessibility::Accessible* GetNextNonDefunctSibling(Dali::Accessibility::Accessible* obj, Dali::Accessibility::Accessible* start, Dali::Accessibility::Accessible* root, unsigned char forward);
Dali::Accessibility::Component* CalculateNavigableAccessibleAtPoint(Dali::Accessibility::Accessible* root, Dali::Accessibility::Point p, Dali::Accessibility::CoordinateType type, unsigned int maxRecursionDepth);
Dali::Accessibility::Component* GetObjectInRelation(Dali::Accessibility::Accessible* obj, Dali::Accessibility::RelationType ralationType);
};
#endif // DALI_INTERNAL_ACCESSIBILITY_BRIDGE_ACCESSIBLE_H
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