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+// Copyright (C) 2002 Dominique Devriese <devriese@kde.org>
+
+// 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.
+
+#ifndef SCREENINFO_H
+#define SCREENINFO_H
+
+#include <qrect.h>
+
+#include "rect.h"
+
+/**
+ * ScreenInfo is a simple utility class that maps a region of the
+ * document onto a region of the screen. It is used by both
+ * KigPainter and KigWidget, and the objects use it in their calc()
+ * method...
+ */
+class ScreenInfo
+{
+ Rect mkrect;
+ QRect mqrect;
+public:
+ ScreenInfo( const Rect& docRect, const QRect& viewRect );
+
+ Coordinate fromScreen( const QPoint& p ) const;
+ Rect fromScreen( const QRect& r ) const;
+
+ QPoint toScreen( const Coordinate& p ) const;
+ QRect toScreen( const Rect& r ) const;
+
+ double pixelWidth() const;
+
+ double normalMiss( int width ) const;
+
+ const Rect& shownRect() const;
+
+ void setShownRect( const Rect& r );
+
+ const QRect viewRect() const;
+
+ void setViewRect( const QRect& r );
+};
+
+#endif