utility 2026.1.9
A comprehensive C++ utilities library tailored for the development of modern desktop and extended reality (XR) applications.
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mouse_wheel_event.hpp
1/*
2 Copyright (c) 2026 ETIB Corporation
3
4 Permission is hereby granted, free of charge, to any person obtaining a copy of
5 this software and associated documentation files (the "Software"), to deal in
6 the Software without restriction, including without limitation the rights to
7 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
8 of the Software, and to permit persons to whom the Software is furnished to do
9 so, subject to the following conditions:
10
11 The above copyright notice and this permission notice shall be included in all
12 copies or substantial portions of the Software.
13
14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 SOFTWARE.
21 */
22
23#pragma once
24
25#include <memory>
26
27#include "utility/math/vector.hpp"
28
29#include "utility/event/event.hpp"
30
31namespace utility::event
32{
33
39 class MouseWheelEvent: public Event
40 {
41 public:
46 {
47 public:
48 ~Factory(void) override;
49
54 std::shared_ptr<Event> create(void) const override;
55
61 std::shared_ptr<MouseWheelEvent> createTyped(void) const;
62 };
63
64 private:
65 math::Vector2F _offset { 0.0f, 0.0f };
66
67 public:
71 explicit MouseWheelEvent(void);
72
76 ~MouseWheelEvent(void) override;
77
85 MouseWheelEvent &setOffset(const math::Vector2F &offset) noexcept;
86
91 math::Vector2F getOffset(void) const noexcept;
92 };
93
94} // namespace utility::event
Abstract factory interface for creating events.
Definition event.hpp:44
Base class for events in the event system.
Definition event.hpp:38
Factory for creating MouseWheelEvent instances.
std::shared_ptr< MouseWheelEvent > createTyped(void) const
Create a strongly-typed MouseWheelEvent.
std::shared_ptr< Event > create(void) const override
Create a MouseWheelEvent as a base Event pointer.
~MouseWheelEvent(void) override
Default destructor.
MouseWheelEvent & setOffset(const math::Vector2F &offset) noexcept
Set the scroll offset.
MouseWheelEvent(void)
Default constructor.
math::Vector2F getOffset(void) const noexcept
Get the scroll offset.
3D vector class inheriting from glm::vec3.
Definition vector.hpp:83