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engines/hpl1/engine/input/Keyboard.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#ifndef HPL_KEYBOARD_H
+#define HPL_KEYBOARD_H
+
+#include "common/bitarray.h"
+#include "common/keyboard.h"
+#include "common/queue.h"
+#include "hpl1/engine/input/InputDevice.h"
+#include "hpl1/engine/input/InputTypes.h"
+
+namespace Common {
+struct Event;
+}
+
+namespace hpl {
+
+class LowLevelInput;
+
+class Keyboard : public iInputDevice {
+public:
+	Keyboard(LowLevelInput *);
+
+	/**
+	 *
+	 * \param aKey The key to check
+	 * \return true if pressed else false
+	 */
+	bool KeyIsDown(Common::KeyCode aKey);
+	/**
+	 * Can be checked many times to see all key presses
+	 * \return key that is currently pressed. eKey_NONE is no key.
+	 */
+	Common::KeyState GetKey();
+	/**
+	 *
+	 * \return If ANY key is pressed
+	 */
+	bool KeyIsPressed();
+	/**
+	 * \return The current modifiers.
+	 */
+	int GetModifier();
+	/**
+	 * \todo Implement!
+	 * \param eKey The key to change to string.
+	 * \return The name of the key as a string.
+	 */
+	tString KeyToString(Common::KeyCode eKey);
+	/**
+	 * \todo Implement!
+	 * \param tString NAme of the key
+	 * \return enum of the key.
+	 */
+	Common::KeyCode StringToKey(tString);
+
+	void Update();
+
+private:
+	void processEvent(const Common::Event &ev);
+
+	int _modifiers;
+	Common::BitArray _downKeys;
+	Common::Queue<Common::KeyState> _pressedKeys;
+	LowLevelInput *_lowLevelSystem;
+};
+
+} // namespace hpl
+
+#endif // HPL_KEYBOARD_H