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Mouse.h
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Mouse.h
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#pragma once
#ifndef MOUSE_H
#define MOUSE_H
/******************************************************************************************
* Chili DirectX Framework Version 16.07.20 *
* Mouse.h *
* Copyright 2016 PlanetChili <http://www.planetchili.net> *
* *
* This file is part of The Chili DirectX Framework. *
* *
* The Chili DirectX Framework is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* The Chili DirectX Framework is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with The Chili DirectX Framework. If not, see <http://www.gnu.org/licenses/>. *
******************************************************************************************/
#include <queue>
#include <optional>
class Mouse
{
friend class Window;
public:
struct RawDelta
{
int x, y;
};
class Event
{
public:
enum class Type
{
LPress,
LRelease,
RPress,
RRelease,
WheelUp,
WheelDown,
Move,
Enter,
Leave,
};
private:
Type type;
bool leftIsPressed;
bool rightIsPressed;
int x;
int y;
public:
Event(Type type, const Mouse& parent) noexcept
:
type(type),
leftIsPressed(parent.leftIsPressed),
rightIsPressed(parent.rightIsPressed),
x(parent.x),
y(parent.y)
{}
Type GetType() const noexcept
{
return type;
}
std::pair<int, int> GetPos() const noexcept
{
return{ x,y };
}
int GetPosX() const noexcept
{
return x;
}
int GetPosY() const noexcept
{
return y;
}
bool LeftIsPressed() const noexcept
{
return leftIsPressed;
}
bool RightIsPressed() const noexcept
{
return rightIsPressed;
}
};
public:
Mouse() = default;
Mouse(const Mouse&) = delete;
Mouse& operator=(const Mouse&) = delete;
std::pair<int, int> GetPos() const noexcept;
int GetPosX() const noexcept;
int GetPosY() const noexcept;
bool IsInWindow() const noexcept;
bool LeftIsPressed() const noexcept;
bool RightIsPressed() const noexcept;
std::optional<Mouse::Event> Read() noexcept;
bool IsEmpty() const noexcept;
void Flush() noexcept;
private:
void OnMouseMove(int x, int y) noexcept;
void OnMouseLeave() noexcept;
void OnMouseEnter() noexcept;
void OnLeftPressed(int x, int y) noexcept;
void OnLeftReleased(int x, int y) noexcept;
void OnRightPressed(int x, int y) noexcept;
void OnRightReleased(int x, int y) noexcept;
void OnWheelUp(int x, int y) noexcept;
void OnWheelDown(int x, int y) noexcept;
void TrimBuffer() noexcept;
void OnWheelDelta(int x, int y, int delta) noexcept;
private:
static constexpr unsigned int bufferSize = 16u;
int x;
int y;
bool leftIsPressed = false;
bool rightIsPressed = false;
bool isInWindow = false;
int wheelDeltaCarry = 0;
std::queue<Event> buffer;
};
#endif // !MOUSE_H