1 files changed, 151 insertions, 0 deletions
diff --git a/gui/newgui.h b/gui/newgui.h
new file mode 100644
index 0000000000..f78f31ee2d
--- /dev/null
+++ b/gui/newgui.h
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+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2002 The ScummVM project
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ */
+
+#ifndef NEWGUI_H
+#define NEWGUI_H
+
+#include "scummsys.h"
+#include "system.h"	// For events
+#include "util.h"
+
+class Dialog;
+class Scumm;
+
+#define hline(x, y, x2, color) line(x, y, x2, y, color);
+#define vline(x, y, y2, color) line(x, y, x, y2, color);
+
+enum {
+	kTextAlignLeft,
+	kTextAlignCenter,
+	kTextAlignRight,
+};
+
+// Extremly simple stack class, doesn't even do any error checking (for now)
+class DialogStack {
+protected:
+	Dialog	*_stack[10];	// Anybody nesting dialogs deeper than 4 is mad anyway
+	int		_size;
+public:
+	DialogStack() : _size(0) {}
+	
+	bool	empty() const		{ return _size <= 0; }
+	void	push(Dialog *d)		{ _stack[_size++] = d; }
+	Dialog	*top() const		{ return _stack[_size-1]; }
+	void	pop()				{ if (_size > 0) _stack[--_size] = 0; }
+	int		size() const		{ return _size; }
+	Dialog	*operator [](int i)	{ return _stack[i]; }
+};
+
+typedef ScummVM::List<OSystem::Event> EventList;
+
+// This class hopefully will replace the old Gui class completly one day 
+class NewGui {
+	friend class Dialog;
+public:
+	byte _color, _shadowcolor;
+	byte _bgcolor;
+	byte _textcolor;
+	byte _textcolorhi;
+
+	// Dialogs
+	void pauseDialog();
+	void saveloadDialog();
+	void aboutDialog();
+	void optionsDialog();
+	void soundDialog();
+
+	void loop();
+
+	bool isActive()	{ return ! _dialogStack.empty(); }
+
+	NewGui(Scumm *s);
+
+	void handleEvent(const OSystem::Event &event) { _eventList.push_back(event); }
+	
+	Scumm *getScumm() { return _s; }
+
+protected:
+	Scumm		*_s;
+	bool		_use_alpha_blending;
+	bool		_need_redraw;
+	bool		_prepare_for_gui;
+	DialogStack	_dialogStack;
+	
+	Dialog		*_pauseDialog;
+	Dialog		*_saveLoadDialog;
+	Dialog		*_aboutDialog;
+	Dialog		*_optionsDialog;
+	Dialog		*_soundDialog;
+
+	// for continuous events (keyDown)
+	int			_currentKeyDown, _currentKeyDownFlags;
+	int			_keyRepeatLoopCount;
+	int			_keyRepeatEvenCount;
+
+	// sound state
+	bool		_old_soundsPaused;
+
+	// mouse cursor state
+	bool		_old_cursor_mode;
+	int			_old_cursorHotspotX, _old_cursorHotspotY, _old_cursorWidth, _old_cursorHeight;
+	byte		_old_grabbedCursor[2048];
+	
+	// position and time of last mouse click (used to detect double clicks)
+	struct {
+		int16 x, y;	// Position of mouse when the click occured
+		uint32 time;	// Time
+		int count;	// How often was it already pressed?
+	} _lastClick;
+	
+	// List of events to be handled
+	EventList	_eventList;
+
+	void saveState();
+	void restoreState();
+	
+	void openDialog(Dialog *dialog);
+	void closeTopDialog();
+
+public:
+	// Drawing
+	byte *getBasePtr(int x, int y);
+	void box(int x, int y, int width, int height);
+	void line(int x, int y, int x2, int y2, byte color);
+	void blendRect(int x, int y, int w, int h, byte color);
+	void fillRect(int x, int y, int w, int h, byte color);
+	void checkerRect(int x, int y, int w, int h, byte color);
+	void frameRect(int x, int y, int w, int h, byte color);
+	void addDirtyRect(int x, int y, int w, int h);
+	void drawChar(const char c, int x, int y);
+	void drawString(const char *str, int x, int y, int w, byte color, int align = kTextAlignLeft);
+
+	void drawBitmap(uint32 bitmap[8], int x, int y, byte color);
+	void blitTo(byte buffer[320*200], int x, int y, int w, int h);
+	void blitFrom(byte buffer[320*200], int x, int y, int w, int h);
+
+	// Query a string from the resources
+	const char *queryResString(int stringno);
+	
+	// Query a custom string. This is in a seperate method so that we
+	// can easily localize the messages in the future if we want to.
+	const char *queryCustomString(int stringno);
+};
+
+#endif