Initial import of the work in progress M4 engine

svn-id: r31600

1 files changed, 132 insertions, 0 deletions

diff --git a/engines/m4/events.h b/engines/m4/events.h
new file mode 100644
index 0000000000..d261f29013
--- /dev/null
+++ b/engines/m4/events.h
@@ -0,0 +1,132 @@
+/* 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef M4_EVENTS_H
+#define M4_EVENTS_H
+
+#include "common/events.h"
+#include "common/rect.h"
+
+#include "m4/globals.h"
+#include "m4/assets.h"
+#include "m4/sprite.h"
+#include "m4/graphics.h"
+#include "m4/console.h"
+
+namespace M4 {
+
+#define LEFT_BUTTON_DOWN	1 << 0
+#define RIGHT_BUTTON_DOWN	1 << 1
+
+enum M4EventType {
+	MEVENT_NO_EVENT, MEVENT_MOVE, 
+	MEVENT_LEFT_CLICK, MEVENT_LEFT_HOLD, MEVENT_LEFT_DRAG, MEVENT_LEFT_RELEASE,
+	MEVENT_RIGHT_CLICK, MEVENT_RIGHT_HOLD, MEVENT_RIGHT_DRAG, MEVENT_RIGHT_RELEASE,
+	MEVENT_BOTH_CLICK, MEVENT_BOTH_HOLD, MEVENT_BOTH_DRAG, MEVENT_BOTH_RELEASE,
+	MEVENT_DOUBLECLICK, MEVENT_DOUBLECLICK_HOLD, MEVENT_DOUBLECLICK_DRAG, MEVENT_DOUBLECLICK_RELEASE,
+	KEVENT_KEY
+};
+
+enum M4MouseState {
+	MSTATE_NO_EVENT, MSTATE_LEFT_CLICK_DOWN, MSTATE_RIGHT_CLICK_DOWN, MSTATE_BOTH_CLICK_DOWN,
+	MSTATE_DOUBLECLICK_DOWN
+};
+
+enum M4CommonCursors {
+	CURSOR_ARROW = 0,
+	CURSOR_HOURGLASS = 5,
+	CURSOR_LOOK = 6,
+	CURSOR_TAKE = 8,
+	CURSOR_USE = 9
+};
+
+class M4Sprite;
+class SpriteAsset;
+
+class Events {
+private:
+	M4Engine *_vm;
+	Common::Event _event;
+	M4MouseState _mouseState;
+	int _keyCode;
+	int _mouseButtons;
+	Console *_console;
+public:
+	bool quitFlag;
+	Events(M4Engine *vm);
+
+	Common::Event &event() { return _event; }
+	Common::EventType type() { return _event.type; }
+	
+	// M4-centric methods
+	M4EventType handleEvents();
+	bool kbdCheck(uint32 &keyCode);
+	int getMouseButtonsState() { return _mouseButtons; }
+	Console* getConsole() { return _console; }
+};
+
+
+class Mouse {
+private:
+	M4Engine *_vm;
+	int _currentCursor, _lockedCursor;
+	bool _locked;
+	bool _cursorOn;
+	M4Sprite *_cursor;
+	SpriteAsset *_cursorSprites;
+	Common::Rect _hideRect, _showRect;
+	Common::Point _currentPos;
+
+	void handleEvent(Common::Event &event);
+	bool inHideArea();
+	friend class Events;
+public:
+	Mouse(M4Engine *vm);
+	~Mouse();
+
+	bool init(const char *seriesName, RGB8 *palette);
+	bool setCursorNum(int cursorIndex);
+	int getCursorNum() { return _currentCursor; }
+	int cursorCount();
+	Common::Point currentPos() const { return _currentPos; }
+	M4Sprite *cursor() { return _cursor; }
+	void cursorOn();
+	void cursorOff();
+	bool getCursorOn() { return _cursorOn; }
+	void lockCursor(int cursorIndex);
+	void unlockCursor();
+	
+	const char *getVerb();
+
+	void resetMouse();
+	void setHideRect(Common::Rect &r);
+	void setShowRect(Common::Rect &r);
+	const Common::Rect *getHideRect();
+	const Common::Rect *getShowRect();
+};
+
+}
+
+#endif