begin working on qf ports (#21)

1 files changed, 83 insertions, 0 deletions

diff --git a/src/game/client/io/keyboard.hh b/src/game/client/io/keyboard.hh
new file mode 100644
index 0000000..566d38b
--- /dev/null
+++ b/src/game/client/io/keyboard.hh
@@ -0,0 +1,83 @@
+// SPDX-License-Identifier: BSD-2-Clause
+// Copyright (c) 2025 Kirill Dmitrievich
+// File: keyboard.hh; Created: Tue Dec 30 2025 12:27:04
+// Description: Keyboard handling
+
+#ifndef CLIENT_IO_KEYBOARD_HH
+#define CLIENT_IO_KEYBOARD_HH
+#pragma once
+
+class KeyEvent final {
+public:
+    constexpr explicit KeyEvent(int keycode, int scancode, int action, int modbits);
+
+    constexpr int keycode(void) const noexcept;
+    constexpr int scancode(void) const noexcept;
+    constexpr int action(void) const noexcept;
+    constexpr int modbits(void) const noexcept;
+
+    constexpr bool is_keycode(int keycode) const noexcept;
+    constexpr bool is_action(int action) const noexcept;
+    constexpr bool has_modbits(int modbits) const noexcept;
+
+    constexpr bool is_valid(void) const noexcept;
+
+private:
+    int m_keycode;
+    int m_scancode;
+    int m_action;
+    int m_modbits;
+};
+
+namespace keyboard
+{
+void init(void);
+} // namespace keyboard
+
+constexpr KeyEvent::KeyEvent(int keycode, int scancode, int action, int modbits)
+    : m_keycode(keycode), m_scancode(scancode), m_action(action), m_modbits(modbits)
+{
+    // empty
+}
+
+constexpr int KeyEvent::keycode(void) const noexcept
+{
+    return m_keycode;
+}
+
+constexpr int KeyEvent::scancode(void) const noexcept
+{
+    return m_scancode;
+}
+
+constexpr int KeyEvent::action(void) const noexcept
+{
+    return m_action;
+}
+
+constexpr int KeyEvent::modbits(void) const noexcept
+{
+    return m_modbits;
+}
+
+constexpr bool KeyEvent::is_keycode(int keycode) const noexcept
+{
+    return m_keycode == keycode;
+}
+
+constexpr bool KeyEvent::is_action(int action) const noexcept
+{
+    return m_action == action;
+}
+
+constexpr bool KeyEvent::has_modbits(int modbits) const noexcept
+{
+    return static_cast<bool>(m_modbits & modbits);
+}
+
+constexpr bool KeyEvent::is_valid(void) const noexcept
+{
+    return m_keycode >= 0 && m_keycode <= GLFW_KEY_LAST;
+}
+
+#endif