From f3ea96d168052e72ff0e5b16cef745779a89ea30 Mon Sep 17 00:00:00 2001
From: Martin Kiewitz
Date: Fri, 5 Feb 2010 18:56:13 +0000
Subject: SCI: GfxCoordAdjuster class added, local2Global and global2Local use
 that class directly, kGraph / RedrawBox is now using GfxPaint16 directly

svn-id: r47908
---
 engines/sci/graphics/coordadjuster.h | 80 ++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 engines/sci/graphics/coordadjuster.h

(limited to 'engines/sci/graphics/coordadjuster.h')

diff --git a/engines/sci/graphics/coordadjuster.h b/engines/sci/graphics/coordadjuster.h
new file mode 100644
index 0000000000..0423951328
--- /dev/null
+++ b/engines/sci/graphics/coordadjuster.h
@@ -0,0 +1,80 @@
+/* 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_GRAPHICS_COORDADJUSTER_H
+#define SCI_GRAPHICS_COORDADJUSTER_H
+
+#include "common/list.h"
+#include "common/array.h"
+
+namespace Sci {
+
+class GfxPorts;
+
+/**
+ * CoordAdjuster class, does coordinate adjustment as need by various functions
+ *  most of the time sci32 doesn't do any coordinate adjustment at all
+ *  sci16 does a lot of port adjustment on given coordinates
+ */
+class GfxCoordAdjuster {
+public:
+	GfxCoordAdjuster();
+	~GfxCoordAdjuster() { };
+
+	virtual void kernelGlobalToLocal(int16 &x, int16 &y, reg_t planeObject = NULL_REG) { };
+	virtual void kernelLocalToGlobal(int16 &x, int16 &y, reg_t planeObject = NULL_REG) { };
+
+private:
+};
+
+class GfxCoordAdjuster16 : public GfxCoordAdjuster {
+public:
+	GfxCoordAdjuster16(GfxPorts *ports);
+	~GfxCoordAdjuster16();
+
+	void kernelGlobalToLocal(int16 &x, int16 &y, reg_t planeObject = NULL_REG);
+	void kernelLocalToGlobal(int16 &x, int16 &y, reg_t planeObject = NULL_REG);
+	
+private:
+	GfxPorts *_ports;
+};
+
+#ifdef ENABLE_SCI32
+class GfxCoordAdjuster32 : public GfxCoordAdjuster {
+public:
+	GfxCoordAdjuster32(SegManager *segMan);
+	~GfxCoordAdjuster32();
+
+	void kernelGlobalToLocal(int16 &x, int16 &y, reg_t planeObject = NULL_REG);
+	void kernelLocalToGlobal(int16 &x, int16 &y, reg_t planeObject = NULL_REG);
+	
+private:
+	SegManager *_segMan;
+};
+#endif
+
+} // End of namespace Sci
+
+#endif
-- 
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