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engines/qdengine/system/input/keyboard_input.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/>.
+ *
+ */
+
+#ifndef QDENGINE_SYSTEM_INPUT_KEYBOARD_INPUT_H
+#define QDENGINE_SYSTEM_INPUT_KEYBOARD_INPUT_H
+
+#include "common/keyboard.h"
+
+namespace QDEngine {
+
+#define VK_LBUTTON        0x01
+#define VK_RBUTTON        0x02
+#define VK_CANCEL         0x03
+#define VK_MBUTTON        0x04    /* NOT contiguous with L & RBUTTON */
+
+#define VK_BACK           0x08
+#define VK_TAB            0x09
+
+#define VK_CLEAR          0x0C
+#define VK_RETURN         0x0D
+
+#define VK_SHIFT          0x10
+#define VK_CONTROL        0x11
+#define VK_MENU           0x12
+#define VK_PAUSE          0x13
+#define VK_CAPITAL        0x14
+
+
+#define VK_ESCAPE         0x1B
+
+#define VK_SPACE          0x20
+#define VK_PRIOR          0x21
+#define VK_NEXT           0x22
+#define VK_END            0x23
+#define VK_HOME           0x24
+#define VK_LEFT           0x25
+#define VK_UP             0x26
+#define VK_RIGHT          0x27
+#define VK_DOWN           0x28
+#define VK_SELECT         0x29
+#define VK_PRINT          0x2A
+#define VK_EXECUTE        0x2B
+#define VK_SNAPSHOT       0x2C
+#define VK_INSERT         0x2D
+#define VK_DELETE         0x2E
+#define VK_HELP           0x2F
+
+/* VK_0 thru VK_9 are the same as ASCII '0' thru '9' (0x30 - 0x39) */
+/* VK_A thru VK_Z are the same as ASCII 'A' thru 'Z' (0x41 - 0x5A) */
+
+#define VK_LWIN           0x5B
+#define VK_RWIN           0x5C
+#define VK_APPS           0x5D
+
+#define VK_NUMPAD0        0x60
+#define VK_NUMPAD1        0x61
+#define VK_NUMPAD2        0x62
+#define VK_NUMPAD3        0x63
+#define VK_NUMPAD4        0x64
+#define VK_NUMPAD5        0x65
+#define VK_NUMPAD6        0x66
+#define VK_NUMPAD7        0x67
+#define VK_NUMPAD8        0x68
+#define VK_NUMPAD9        0x69
+#define VK_MULTIPLY       0x6A
+#define VK_ADD            0x6B
+#define VK_SEPARATOR      0x6C
+#define VK_SUBTRACT       0x6D
+#define VK_DECIMAL        0x6E
+#define VK_DIVIDE         0x6F
+#define VK_F1             0x70
+#define VK_F2             0x71
+#define VK_F3             0x72
+#define VK_F4             0x73
+#define VK_F5             0x74
+#define VK_F6             0x75
+#define VK_F7             0x76
+#define VK_F8             0x77
+#define VK_F9             0x78
+#define VK_F10            0x79
+#define VK_F11            0x7A
+#define VK_F12            0x7B
+#define VK_F13            0x7C
+#define VK_F14            0x7D
+#define VK_F15            0x7E
+#define VK_F16            0x7F
+#define VK_F17            0x80
+#define VK_F18            0x81
+#define VK_F19            0x82
+#define VK_F20            0x83
+#define VK_F21            0x84
+#define VK_F22            0x85
+#define VK_F23            0x86
+#define VK_F24            0x87
+
+#define VK_NUMLOCK        0x90
+#define VK_SCROLL         0x91
+
+/*
+ * VK_L* & VK_R* - left and right Alt, Ctrl and Shift virtual keys.
+ * Used only as parameters to GetAsyncKeyState() and GetKeyState().
+ * No other API or message will distinguish left and right keys in this way.
+ */
+#define VK_LSHIFT         0xA0
+#define VK_RSHIFT         0xA1
+#define VK_LCONTROL       0xA2
+#define VK_RCONTROL       0xA3
+#define VK_LMENU          0xA4
+#define VK_RMENU          0xA5
+
+#define VK_ATTN           0xF6
+#define VK_CRSEL          0xF7
+#define VK_EXSEL          0xF8
+#define VK_EREOF          0xF9
+#define VK_PLAY           0xFA
+#define VK_ZOOM           0xFB
+#define VK_NONAME         0xFC
+#define VK_PA1            0xFD
+#define VK_OEM_CLEAR      0xFE
+
+
+// Some additional virtual keycodes...
+#define VK_OEM_COMMA	0xBC
+#define VK_OEM_PERIOD	0xBE
+#define VK_OEM_SCROLL	0x91
+#define VK_OEM_MINUS	0xBD
+#define VK_OEM_5_		0x0C
+#define VK_OEM_PLUS		0xBB
+#define VK_OEM_ALT		0x12
+
+#define VK_SLASH	0xBF
+#define VK_BKSLASH	0x5C
+#define VK_TILDE	0xC0
+#define VK_LBR		0x5B
+#define VK_RBR		0x5D
+
+
+class keyboardDispatcher {
+public:
+	//! Обработчик нажатий/отжатий кнопок.
+	/**
+	Возвращает true при успешной обработке события.
+	*/
+	typedef bool (*event_handler_t)(Common::KeyCode key_vcode, bool event);
+
+	keyboardDispatcher();
+	~keyboardDispatcher();
+
+	//! Возвращает true, если кнопка с кодом vkey в данный момент нажата.
+	bool is_pressed(int vkey) const;
+
+	//! Устанавливает обработчик нажатий/отжатий кнопок.
+	event_handler_t set_handler(event_handler_t h) {
+		event_handler_t old_h = _handler;
+		_handler = h;
+		return old_h;
+	}
+
+	//! Обрабатывает нажатие (event == true) или отжатие (event == false) кнопки с кодом vkey.
+	bool handle_event(Common::KeyCode vkey, bool event);
+
+	//! Возвращает диспетчер по-умолчанию.
+	static keyboardDispatcher *instance();
+
+private:
+
+	//! Обработчик нажатий/отжатий кнопок.
+	event_handler_t _handler;
+
+	//! Состояния кнопок - _key_states[vkey] == true если кнопка с кодом vkey нажата.
+	bool _key_states[Common::KEYCODE_LAST];
+};
+
+} // namespace QDEngine
+
+#endif // QDENGINE_SYSTEM_INPUT_KEYBOARD_INPUT_H