Adding implementation provided by Marc Flerackers.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1543 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-10-16 04:29:31 +00:00
parent 56d4d6378e
commit be1c65218b
2 changed files with 248 additions and 0 deletions
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+//------------------------------------------------------------------------------
+//	Copyright (c) 2001-2002, OpenBeOS
+//
+//	Permission is hereby granted, free of charge, to any person obtaining a
+//	copy of this software and associated documentation files (the "Software"),
+//	to deal in the Software without restriction, including without limitation
+//	the rights to use, copy, modify, merge, publish, distribute, sublicense,
+//	and/or sell copies of the Software, and to permit persons to whom the
+//	Software is furnished to do so, subject to the following conditions:
+//
+//	The above copyright notice and this permission notice shall be included in
+//	all copies or substantial portions of the Software.
+//
+//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+//	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+//	DEALINGS IN THE SOFTWARE.
+//
+//	File Name:		Polygon.h
+//	Author:			Marc Flerackers ([email protected])
+//	Description:	BPolygon represents a n-sided area.
+//------------------------------------------------------------------------------
+
+#ifndef _POLYGON_H
+#define _POLYGON_H
+
+// Standard Includes -----------------------------------------------------------
+
+// System Includes -------------------------------------------------------------
+#include <BeBuild.h>
+#include <InterfaceDefs.h>
+#include <Rect.h>
+
+// Project Includes ------------------------------------------------------------
+
+// Local Includes --------------------------------------------------------------
+
+// Local Defines ---------------------------------------------------------------
+
+// Globals ---------------------------------------------------------------------
+
+// BPolygon class --------------------------------------------------------------
+class BPolygon {
+
+public:
+					BPolygon(const BPoint *ptArray, int32 numPoints);
+					BPolygon();
+					BPolygon(const BPolygon *poly);
+virtual				~BPolygon();
+
+					BPolygon	&operator=(const BPolygon &from);
+
+		BRect		Frame() const;
+		void		AddPoints(const BPoint *ptArray, int32 numPoints);
+		int32		CountPoints() const;
+		void		MapTo(BRect srcRect, BRect dstRect);
+		void		PrintToStream() const;
+
+private:
+
+friend class BView;
+
+		void	compute_bounds();
+		void	map_pt(BPoint *point, BRect srcRect, BRect dstRect);
+		void	map_rect(BRect *rect, BRect srcRect, BRect dstRect);
+
+		BRect	fBounds;
+		int32	fCount;
+		BPoint	*fPts;
+};
+//------------------------------------------------------------------------------
+
+#endif // _POLYGON_H_
+
+/*
+ * $Log $
+ *
+ * $Id  $
+ *
+ */
+