Initial commit: wowee native WoW 3.3.5a client

src/core/input.cpp

@@ -0,0 +1,81 @@
+#include "core/input.hpp"
+
+namespace wowee {
+namespace core {
+
+Input& Input::getInstance() {
+    static Input instance;
+    return instance;
+}
+
+void Input::update() {
+    // Copy current state to previous
+    previousKeyState = currentKeyState;
+    previousMouseState = currentMouseState;
+    previousMousePosition = mousePosition;
+
+    // Get current keyboard state
+    const Uint8* keyState = SDL_GetKeyboardState(nullptr);
+    for (int i = 0; i < NUM_KEYS; ++i) {
+        currentKeyState[i] = keyState[i];
+    }
+
+    // Get current mouse state
+    int mouseX, mouseY;
+    Uint32 mouseState = SDL_GetMouseState(&mouseX, &mouseY);
+    mousePosition = glm::vec2(static_cast<float>(mouseX), static_cast<float>(mouseY));
+
+    for (int i = 0; i < NUM_MOUSE_BUTTONS; ++i) {
+        currentMouseState[i] = (mouseState & SDL_BUTTON(i)) != 0;
+    }
+
+    // Calculate mouse delta
+    mouseDelta = mousePosition - previousMousePosition;
+
+    // Reset wheel delta (will be set by handleEvent)
+    mouseWheelDelta = 0.0f;
+}
+
+void Input::handleEvent(const SDL_Event& event) {
+    if (event.type == SDL_MOUSEWHEEL) {
+        mouseWheelDelta = static_cast<float>(event.wheel.y);
+    }
+}
+
+bool Input::isKeyPressed(SDL_Scancode key) const {
+    if (key < 0 || key >= NUM_KEYS) return false;
+    return currentKeyState[key];
+}
+
+bool Input::isKeyJustPressed(SDL_Scancode key) const {
+    if (key < 0 || key >= NUM_KEYS) return false;
+    return currentKeyState[key] && !previousKeyState[key];
+}
+
+bool Input::isKeyJustReleased(SDL_Scancode key) const {
+    if (key < 0 || key >= NUM_KEYS) return false;
+    return !currentKeyState[key] && previousKeyState[key];
+}
+
+bool Input::isMouseButtonPressed(int button) const {
+    if (button < 0 || button >= NUM_MOUSE_BUTTONS) return false;
+    return currentMouseState[button];
+}
+
+bool Input::isMouseButtonJustPressed(int button) const {
+    if (button < 0 || button >= NUM_MOUSE_BUTTONS) return false;
+    return currentMouseState[button] && !previousMouseState[button];
+}
+
+bool Input::isMouseButtonJustReleased(int button) const {
+    if (button < 0 || button >= NUM_MOUSE_BUTTONS) return false;
+    return !currentMouseState[button] && previousMouseState[button];
+}
+
+void Input::setMouseLocked(bool locked) {
+    mouseLocked = locked;
+    SDL_SetRelativeMouseMode(locked ? SDL_TRUE : SDL_FALSE);
+}
+
+} // namespace core
+} // namespace wowee