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diff --git a/engines/sci/graphics/gui_helpers.h b/engines/sci/graphics/gui_helpers.h
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+++ b/engines/sci/graphics/gui_helpers.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 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 SCI_GUI_HELPERS_H
+#define SCI_GUI_HELPERS_H
+
+#include "common/endian.h"	// for READ_LE_UINT16
+#include "common/rect.h"
+#include "sci/engine/vm_types.h"
+
+namespace Sci {
+
+#define SCI_SHAKE_DIRECTION_VERTICAL 1
+#define SCI_SHAKE_DIRECTION_HORIZONTAL 2
+
+typedef int GuiResourceId; // is a resource-number and -1 means no parameter given
+typedef reg_t GuiMemoryHandle;
+typedef int16 GuiViewLoopNo;
+typedef int16 GuiViewCelNo;
+
+typedef int16 GuiTextAlignment;
+
+struct GuiPort {
+	uint16 id;
+	int16 top, left;
+	Common::Rect rect;
+	int16 curTop, curLeft;
+	int16 fontHeight;
+	GuiResourceId fontId;
+	bool greyedOutput;
+	int16 penClr, backClr;
+	int16 penMode;
+
+	GuiPort(uint16 theId) : id(theId), top(0), left(0),
+		curTop(0), curLeft(0),
+		fontHeight(0), fontId(0), greyedOutput(false),
+		penClr(0), backClr(0xFF), penMode(0) {
+	}
+};
+
+struct GuiWindow : public GuiPort {
+	Common::Rect dims; // client area of window
+	Common::Rect restoreRect; // total area of window including borders
+	uint16 wndStyle;
+	uint16 saveScreenMask;
+	reg_t hSaved1;
+	reg_t hSaved2;
+	Common::String title;
+	bool bDrawn;
+
+	GuiWindow(uint16 theId) : GuiPort(theId),
+		wndStyle(0), saveScreenMask(0),
+		hSaved1(NULL_REG), hSaved2(NULL_REG),
+		bDrawn(false) {
+	}
+};
+
+struct GuiAnimateEntry {
+	reg_t object;
+	GuiResourceId viewId;
+	GuiViewLoopNo loopNo;
+	GuiViewCelNo celNo;
+	int16 paletteNo;
+	int16 x, y, z;
+	int16 priority;
+	uint16 signal;
+	Common::Rect celRect;
+	bool showBitsFlag;
+	GuiMemoryHandle castHandle;
+};
+typedef Common::List<GuiAnimateEntry *> GuiAnimateList;
+
+struct GuiColor {
+	byte used;
+	byte r, g, b;
+};
+
+struct GuiPalette {
+	byte mapping[256];
+	uint32 timestamp;
+	GuiColor colors[256];
+	byte intensity[256];
+};
+
+struct GuiPalSchedule {
+	byte from;
+	uint32 schedule;
+};
+
+/** Button and frame control flags. */
+enum controlStateFlags {
+	kControlStateEnabled      = 0x0001,  ///< 0001 - enabled buttons (used by the interpreter)
+	kControlStateDisabled     = 0x0004,  ///< 0010 - grayed out buttons (used by the interpreter)
+	kControlStateFramed       = 0x0008,  ///< 1000 - widgets surrounded by a frame (used by the interpreter)
+	kControlStateDitherFramed = 0x1000   ///< 0001 0000 0000 0000 - widgets surrounded by a dithered frame (used in kgraphics)
+};
+
+enum ViewType {
+	kViewUnknown,
+	kViewEga,
+	kViewVga,
+	kViewVga11,
+	kViewAmiga
+};
+
+} // End of namespace Sci
+
+#endif