2 files changed, 120 insertions, 29 deletions

diff --git a/src/crepe/facade/SDLContext.cpp b/src/crepe/facade/SDLContext.cpp
index 20bb030..4552605 100644
--- a/src/crepe/facade/SDLContext.cpp
+++ b/src/crepe/facade/SDLContext.cpp
@@ -75,11 +75,12 @@ SDLContext::~SDLContext() {
 	SDL_Quit();
 }
 
-Keycode SDLContext::sdl_to_keycode(SDL_Keycode sdl_key) {
+Keycode SDLContext::sdl_to_keycode(SDL_Scancode sdl_key) {
 	static const std::array<Keycode, SDL_NUM_SCANCODES> LOOKUP_TABLE = [] {
 		std::array<Keycode, SDL_NUM_SCANCODES> table{};
 		table.fill(Keycode::NONE);
 
+		// Map all SDL scancodes to Keycodes
 		table[SDL_SCANCODE_SPACE] = Keycode::SPACE;
 		table[SDL_SCANCODE_APOSTROPHE] = Keycode::APOSTROPHE;
 		table[SDL_SCANCODE_COMMA] = Keycode::COMMA;
@@ -181,13 +182,27 @@ Keycode SDLContext::sdl_to_keycode(SDL_Keycode sdl_key) {
 
 		return table;
 	}();
-
 	if (sdl_key < 0 || sdl_key >= SDL_NUM_SCANCODES) {
 		return Keycode::NONE;
 	}
-
 	return LOOKUP_TABLE[sdl_key];
 }
+std::array<bool, Keycode::NUM_KEYCODES> SDLContext::get_keyboard_state() {
+	// Array to hold the key states (true if pressed, false if not)
+	std::array<bool, Keycode::NUM_KEYCODES> keyState{};
+	SDL_PumpEvents();
+	const Uint8 * current_state = SDL_GetKeyboardState(nullptr);
+
+	for (int i = 0; i < SDL_NUM_SCANCODES; ++i) {
+		Keycode key = sdl_to_keycode(static_cast<SDL_Scancode>(i));
+
+		if (key != Keycode::NONE) {
+			keyState[key] = current_state[i] != 0;
+		}
+	}
+
+	return keyState;
+}
 
 MouseButton SDLContext::sdl_to_mousebutton(Uint8 sdl_button) {
 	static const std::array<MouseButton, 5> MOUSE_BUTTON_LOOKUP_TABLE = [] {
@@ -368,35 +383,32 @@ ivec2 SDLContext::get_size(const Texture & ctx) {
 std::vector<SDLContext::EventData> SDLContext::get_events() {
 	std::vector<SDLContext::EventData> event_list;
 	SDL_Event event;
-	const CameraAuxiliaryData & cam = this->cam_aux_data;
 	while (SDL_PollEvent(&event)) {
 		ivec2 mouse_pos;
 		mouse_pos.x = (event.button.x - cam.bar_size.x) / cam.render_scale.x;
 		mouse_pos.y = (event.button.y - cam.bar_size.y) / cam.render_scale.y;
 		switch (event.type) {
 			case SDL_QUIT:
-				event_list.push_back(EventData{
-					.event_type = SDLContext::EventType::SHUTDOWN,
-				});
+				event_list.push_back({SDLContext::EventType::SHUTDOWN, {}, {}, {}});
 				break;
 			case SDL_KEYDOWN:
-				event_list.push_back(EventData{
-					.event_type = SDLContext::EventType::KEYDOWN,
-					.key = sdl_to_keycode(event.key.keysym.scancode),
-					.key_repeat = (event.key.repeat != 0),
-				});
+				event_list.push_back(
+					{SDLContext::EventType::KEYDOWN,
+					 {sdl_to_keycode(event.key.keysym.scancode), event.key.repeat != 0},
+					 {},
+					 {}});
 				break;
 			case SDL_KEYUP:
-				event_list.push_back(EventData{
-					.event_type = SDLContext::EventType::KEYUP,
-					.key = sdl_to_keycode(event.key.keysym.scancode),
-				});
+				event_list.push_back({SDLContext::EventType::KEYUP,
+									  {sdl_to_keycode(event.key.keysym.scancode), false},
+									  {},
+									  {}});
 				break;
 			case SDL_MOUSEBUTTONDOWN:
 				event_list.push_back(EventData{
 					.event_type = SDLContext::EventType::MOUSEDOWN,
 					.mouse_button = sdl_to_mousebutton(event.button.button),
-					.mouse_position = mouse_pos,
+					.mouse_position = {event.button.x, event.button.y},
 				});
 				break;
 			case SDL_MOUSEBUTTONUP: {
@@ -405,21 +417,21 @@ std::vector<SDLContext::EventData> SDLContext::get_events() {
 				event_list.push_back(EventData{
 					.event_type = SDLContext::EventType::MOUSEUP,
 					.mouse_button = sdl_to_mousebutton(event.button.button),
-					.mouse_position = mouse_pos,
+					.mouse_position = {event.button.x, event.button.y},
 				});
 			} break;
 
 			case SDL_MOUSEMOTION: {
 				event_list.push_back(
 					EventData{.event_type = SDLContext::EventType::MOUSEMOVE,
-							  .mouse_position = mouse_pos,
+							  .mouse_position = {event.motion.x, event.motion.y},
 							  .rel_mouse_move = {event.motion.xrel, event.motion.yrel}});
 			} break;
 
 			case SDL_MOUSEWHEEL: {
 				event_list.push_back(EventData{
 					.event_type = SDLContext::EventType::MOUSEWHEEL,
-					.mouse_position = mouse_pos,
+					.mouse_position = {event.motion.x, event.motion.y},
 					// TODO: why is this needed?
 					.scroll_direction = event.wheel.y < 0 ? -1 : 1,
 					.scroll_delta = event.wheel.preciseY,
@@ -427,8 +439,44 @@ std::vector<SDLContext::EventData> SDLContext::get_events() {
 			} break;
 		}
 	}
+
 	return event_list;
 }
+
+// Separate function for SDL_WINDOWEVENT subtypes
+void SDLContext::handle_window_event(const SDL_WindowEvent & window_event,
+									 std::vector<SDLContext::EventData> & event_list) {
+	switch (window_event.event) {
+		case SDL_WINDOWEVENT_EXPOSED:
+			event_list.push_back({SDLContext::EventType::WINDOW_EXPOSE, {}, {}, {}});
+			break;
+		case SDL_WINDOWEVENT_RESIZED:
+			event_list.push_back({SDLContext::EventType::WINDOW_RESIZE,
+								  {},
+								  {},
+								  {{}, {window_event.data1, window_event.data2}}});
+			break;
+		case SDL_WINDOWEVENT_MOVED:
+			event_list.push_back({SDLContext::EventType::WINDOW_MOVE,
+								  {},
+								  {},
+								  {{window_event.data1, window_event.data2}, {}}});
+			break;
+		case SDL_WINDOWEVENT_MINIMIZED:
+			event_list.push_back({SDLContext::EventType::WINDOW_MINIMIZE, {}, {}, {}});
+			break;
+		case SDL_WINDOWEVENT_MAXIMIZED:
+			event_list.push_back({SDLContext::EventType::WINDOW_MAXIMIZE, {}, {}, {}});
+			break;
+		case SDL_WINDOWEVENT_FOCUS_GAINED:
+			event_list.push_back({SDLContext::EventType::WINDOW_FOCUS_GAIN, {}, {}, {}});
+			break;
+		case SDL_WINDOWEVENT_FOCUS_LOST:
+			event_list.push_back({SDLContext::EventType::WINDOW_FOCUS_LOST, {}, {}, {}});
+			break;
+	}
+}
+
 void SDLContext::set_color_texture(const Texture & texture, const Color & color) {
 	SDL_SetTextureColorMod(texture.get_img(), color.r, color.g, color.b);
 	SDL_SetTextureAlphaMod(texture.get_img(), color.a);
diff --git a/src/crepe/facade/SDLContext.h b/src/crepe/facade/SDLContext.h
index bcadf87..0a2456d 100644
--- a/src/crepe/facade/SDLContext.h
+++ b/src/crepe/facade/SDLContext.h
@@ -5,6 +5,7 @@
 #include <SDL2/SDL_rect.h>
 #include <SDL2/SDL_render.h>
 #include <SDL2/SDL_video.h>
+#include <array>
 #include <cmath>
 #include <functional>
 #include <memory>
@@ -79,19 +80,54 @@ public:
 		KEYUP,
 		KEYDOWN,
 		SHUTDOWN,
-
+		WINDOW_MINIMIZE,
+		WINDOW_MAXIMIZE,
+		WINDOW_FOCUS_GAIN,
+		WINDOW_FOCUS_LOST,
+		WINDOW_MOVE,
+		WINDOW_RESIZE,
+		WINDOW_EXPOSE,
 	};
-	//! EventData struct for passing event data from facade
-	struct EventData {
-		SDLContext::EventType event_type = SDLContext::EventType::NONE;
+	struct KeyData {
 		Keycode key = Keycode::NONE;
 		bool key_repeat = false;
+	};
+	struct MouseData {
 		MouseButton mouse_button = MouseButton::NONE;
 		ivec2 mouse_position = {-1, -1};
 		int scroll_direction = -1;
 		float scroll_delta = INFINITY;
 		ivec2 rel_mouse_move = {-1, -1};
 	};
+	struct WindowData {
+		ivec2 move_delta;
+		ivec2 resize_dimension;
+	};
+	//! EventData struct for passing event data from facade
+	struct EventData {
+		SDLContext::EventType event_type = SDLContext::EventType::NONE;
+		KeyData key_data;
+		MouseData mouse_data;
+		WindowData window_data;
+	};
+	/**
+	 * \brief Retrieves the current state of the keyboard.
+	 *
+	 * This method returns the state of all keys on the keyboard, represented as a
+	 * `std::array` of boolean values. Each element of the array corresponds to a
+	 * specific key defined in the `Keycode` enum, and the value indicates whether
+	 * the key is currently pressed (true) or not pressed (false).
+	 *
+	 * \return A `std::array<bool, Keycode::NUM_KEYCODES>` representing the state of
+	 *         each key on the keyboard, where `true` means the key is pressed, and
+	 *         `false` means it is not pressed.
+	 */
+	std::array<bool, Keycode::NUM_KEYCODES> get_keyboard_state();
+	/**
+	 * \brief Gets the singleton instance of SDLContext.
+	 * \return Reference to the SDLContext instance.
+	 */
+	static SDLContext & get_instance();
 
 public:
 	SDLContext(const SDLContext &) = delete;
@@ -123,17 +159,24 @@ public:
 	 * \return Events that occurred since last call to `get_events()`
 	 */
 	std::vector<SDLContext::EventData> get_events();
-
 	/**
-	 * \brief Converts an SDL key code to the custom Keycode type.
+	 * \brief Fills event_list with triggered window events
+	 *
+	 * This method checks if any window events are triggered and adds them to the event_list.
+	 *
+	 */
+	void handle_window_event(const SDL_WindowEvent & window_event,
+							 std::vector<SDLContext::EventData> & event_list);
+	/**
+	 * \brief Converts an SDL scan code to the custom Keycode type.
 	 *
-	 * This method maps an SDL key code to the corresponding `Keycode` enum value,
+	 * This method maps an SDL scan code to the corresponding `Keycode` enum value,
 	 * which is used internally by the system to identify the keys.
 	 *
-	 * \param sdl_key The SDL key code to convert.
+	 * \param sdl_key The SDL scan code to convert.
 	 * \return The corresponding `Keycode` value or `Keycode::NONE` if the key is unrecognized.
 	 */
-	Keycode sdl_to_keycode(SDL_Keycode sdl_key);
+	Keycode sdl_to_keycode(SDL_Scancode sdl_key);
 
 	/**
 	 * \brief Converts an SDL mouse button code to the custom MouseButton type.