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#pragma once
#include <cstdint>
#include <iostream>
#include <string>
#include <unordered_map>
#include <variant>
using Keycode = uint16_t;
enum : Keycode {
// From glfw3.h
Space = 32,
Apostrophe = 39, /* ' */
Comma = 44, /* , */
Minus = 45, /* - */
Period = 46, /* . */
Slash = 47, /* / */
D0 = 48, /* 0 */
D1 = 49, /* 1 */
D2 = 50, /* 2 */
D3 = 51, /* 3 */
D4 = 52, /* 4 */
D5 = 53, /* 5 */
D6 = 54, /* 6 */
D7 = 55, /* 7 */
D8 = 56, /* 8 */
D9 = 57, /* 9 */
Semicolon = 59, /* ; */
Equal = 61, /* = */
A = 65,
B = 66,
C = 67,
D = 68,
E = 69,
F = 70,
G = 71,
H = 72,
I = 73,
J = 74,
K = 75,
L = 76,
M = 77,
N = 78,
O = 79,
P = 80,
Q = 81,
R = 82,
S = 83,
T = 84,
U = 85,
V = 86,
W = 87,
X = 88,
Y = 89,
Z = 90,
LeftBracket = 91, /* [ */
Backslash = 92, /* \ */
RightBracket = 93, /* ] */
GraveAccent = 96, /* ` */
World1 = 161, /* non-US #1 */
World2 = 162, /* non-US #2 */
/* Function keys */
Escape = 256,
Enter = 257,
Tab = 258,
Backspace = 259,
Insert = 260,
Delete = 261,
Right = 262,
Left = 263,
Down = 264,
Up = 265,
PageUp = 266,
PageDown = 267,
Home = 268,
End = 269,
CapsLock = 280,
ScrollLock = 281,
NumLock = 282,
PrintScreen = 283,
Pause = 284,
F1 = 290,
F2 = 291,
F3 = 292,
F4 = 293,
F5 = 294,
F6 = 295,
F7 = 296,
F8 = 297,
F9 = 298,
F10 = 299,
F11 = 300,
F12 = 301,
F13 = 302,
F14 = 303,
F15 = 304,
F16 = 305,
F17 = 306,
F18 = 307,
F19 = 308,
F20 = 309,
F21 = 310,
F22 = 311,
F23 = 312,
F24 = 313,
F25 = 314,
/* Keypad */
KP0 = 320,
KP1 = 321,
KP2 = 322,
KP3 = 323,
KP4 = 324,
KP5 = 325,
KP6 = 326,
KP7 = 327,
KP8 = 328,
KP9 = 329,
KPDecimal = 330,
KPDivide = 331,
KPMultiply = 332,
KPSubtract = 333,
KPAdd = 334,
KPEnter = 335,
KPEqual = 336,
LeftShift = 340,
LeftControl = 341,
LeftAlt = 342,
LeftSuper = 343,
RightShift = 344,
RightControl = 345,
RightAlt = 346,
RightSuper = 347,
Menu = 348
};
class UUIDGenerator {
public:
static std::uint32_t GetUniqueID()
{
static std::uint32_t id = 0;
return ++id;
}
};
#define EVENT_TYPE(event_type) \
static std::uint32_t GetStaticEventType() \
{ \
static std::uint32_t type = UUIDGenerator::GetUniqueID(); \
return type; \
} \
std::uint32_t GetEventId() const override \
{ \
return GetStaticEventType(); \
}
class Event {
public:
Event(std::string eventType) {
eventData["eventType"] = eventType;
}
virtual ~Event() = default;
virtual std::uint32_t GetEventId() const = 0;
virtual std::string toString() const {
return std::to_string(GetEventId());
}
void addArgument(const std::string& key, const std::variant<int, std::string, float>& value);
std::variant<int, std::string, float> getArgument(const std::string& key) const;
std::string getType() const;
bool isHandled() const;
void markHandled();
private:
std::unordered_map<std::string, std::variant<int, std::string, float>> eventData;
bool isHandled = false;
};
class KeyPressedEvent : public Event {
public:
EVENT_TYPE("KeyPressedEvent");
KeyPressedEvent(int keyCode);
Keycode getKeyCode() const;
int getRepeatCount() const;
private:
Keycode keycode;
public:
Keycode key = 0;
int repeatCount = 0;
};
class KeyReleasedEvent : public Event {
public:
EVENT_TYPE("KeyReleasedEvent");
KeyReleasedEvent(int keyCode);
Keycode getKeyCode();
private:
Keycode keycode;
public:
Keycode key = 0;
};
class MousePressedEvent : public Event {
public:
EVENT_TYPE("MousePressedEvent");
MousePressedEvent(int mouseX,int mouseY);
std::pair<int,int> getMousePosition();
private:
Keycode keycode;
int mouseX = 0;
int mouseY = 0;
};
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