Initial commit: wowee native WoW 3.3.5a client

include/core/input.hpp

@@ -0,0 +1,57 @@
+#pragma once
+
+#include <SDL2/SDL.h>
+#include <array>
+#include <glm/glm.hpp>
+
+namespace wowee {
+namespace core {
+
+class Input {
+public:
+    static Input& getInstance();
+
+    void update();
+    void handleEvent(const SDL_Event& event);
+
+    // Keyboard
+    bool isKeyPressed(SDL_Scancode key) const;
+    bool isKeyJustPressed(SDL_Scancode key) const;
+    bool isKeyJustReleased(SDL_Scancode key) const;
+
+    // Mouse
+    bool isMouseButtonPressed(int button) const;
+    bool isMouseButtonJustPressed(int button) const;
+    bool isMouseButtonJustReleased(int button) const;
+
+    glm::vec2 getMousePosition() const { return mousePosition; }
+    glm::vec2 getMouseDelta() const { return mouseDelta; }
+    float getMouseWheelDelta() const { return mouseWheelDelta; }
+
+    bool isMouseLocked() const { return mouseLocked; }
+    void setMouseLocked(bool locked);
+
+private:
+    Input() = default;
+    ~Input() = default;
+    Input(const Input&) = delete;
+    Input& operator=(const Input&) = delete;
+
+    static constexpr int NUM_KEYS = SDL_NUM_SCANCODES;
+    static constexpr int NUM_MOUSE_BUTTONS = 8;
+
+    std::array<bool, NUM_KEYS> currentKeyState = {};
+    std::array<bool, NUM_KEYS> previousKeyState = {};
+
+    std::array<bool, NUM_MOUSE_BUTTONS> currentMouseState = {};
+    std::array<bool, NUM_MOUSE_BUTTONS> previousMouseState = {};
+
+    glm::vec2 mousePosition = glm::vec2(0.0f);
+    glm::vec2 previousMousePosition = glm::vec2(0.0f);
+    glm::vec2 mouseDelta = glm::vec2(0.0f);
+    float mouseWheelDelta = 0.0f;
+    bool mouseLocked = false;
+};
+
+} // namespace core
+} // namespace wowee