💿🐜 Antkeeper source code
https://antkeeper.com
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127 lines
4.2 KiB
127 lines
4.2 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEER_INPUT_EVENT_ROUTER_HPP
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#define ANTKEEER_INPUT_EVENT_ROUTER_HPP
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#include "event/input-events.hpp"
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#include "event/event-handler.hpp"
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#include "event/event-dispatcher.hpp"
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#include <list>
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#include <map>
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namespace input {
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class control;
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enum class mapping_type;
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class mapping;
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class key_mapping;
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class mouse_motion_mapping;
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class mouse_wheel_mapping;
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class mouse_button_mapping;
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class gamepad_axis_mapping;
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class gamepad_button_mapping;
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enum class mouse_motion_axis;
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enum class mouse_wheel_axis;
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/**
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* Uses input mappings to route input events to controls.
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*/
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class event_router:
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public event_handler<key_pressed_event>,
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public event_handler<key_released_event>,
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public event_handler<mouse_moved_event>,
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public event_handler<mouse_wheel_scrolled_event>,
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public event_handler<mouse_button_pressed_event>,
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public event_handler<mouse_button_released_event>,
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public event_handler<gamepad_axis_moved_event>,
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public event_handler<gamepad_button_pressed_event>,
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public event_handler<gamepad_button_released_event>
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{
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public:
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/**
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* Creates an input router and subscribes it to the input events of the specified event dispatcher.
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*/
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event_router();
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/**
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* Destroys an input router and unsubscribes it from input events.
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*/
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~event_router();
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/**
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* Adds an input mapping to the router.
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*
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* @param mapping Input mapping to add.
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*/
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void add_mapping(const mapping& mapping);
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/**
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* Removes all input mappings from the router that are associated with the specified control.
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*
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* @param control Control with which associated input mappings should be removed.
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*/
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void remove_mappings(control* control);
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/**
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* Removes all input mappings of a given type from the router that are associated with the specified control.
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*
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* @param control Control with which associated input mappings should be removed.
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* @param type Type of input mapping to be removed.
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*/
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void remove_mappings(control* control, mapping_type type);
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/**
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* Removes all input mappings from the router.
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*/
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void remove_mappings();
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/**
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* Sets the event dispatcher to which this input event router will subscribe itself.
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*/
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void set_event_dispatcher(event_dispatcher* event_dispatcher);
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/// Returns a list of mappings for the specified control, or nullptr if the control is unmapped.
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const std::list<mapping*>* get_mappings(control* control) const;
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private:
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virtual void handle_event(const key_pressed_event& event);
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virtual void handle_event(const key_released_event& event);
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virtual void handle_event(const mouse_moved_event& event);
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virtual void handle_event(const mouse_wheel_scrolled_event& event);
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virtual void handle_event(const mouse_button_pressed_event& event);
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virtual void handle_event(const mouse_button_released_event& event);
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virtual void handle_event(const gamepad_axis_moved_event& event);
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virtual void handle_event(const gamepad_button_pressed_event& event);
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virtual void handle_event(const gamepad_button_released_event& event);
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event_dispatcher* event_dispatcher;
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std::map<control*, std::list<mapping*>> controls;
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std::list<key_mapping*> key_mappings;
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std::list<mouse_motion_mapping*> mouse_motion_mappings;
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std::list<mouse_wheel_mapping*> mouse_wheel_mappings;
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std::list<mouse_button_mapping*> mouse_button_mappings;
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std::list<gamepad_axis_mapping*> gamepad_axis_mappings;
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std::list<gamepad_button_mapping*> gamepad_button_mappings;
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};
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} // namespace input
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#endif // ANTKEEER_INPUT_EVENT_ROUTER_HPP
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