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Diffstat (limited to 'basegfx/inc/basegfx/polygon/b3dpolygonclipper.hxx')
| -rw-r--r-- | basegfx/inc/basegfx/polygon/b3dpolygonclipper.hxx | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/basegfx/inc/basegfx/polygon/b3dpolygonclipper.hxx b/basegfx/inc/basegfx/polygon/b3dpolygonclipper.hxx new file mode 100644 index 000000000000..71c7f36d50d8 --- /dev/null +++ b/basegfx/inc/basegfx/polygon/b3dpolygonclipper.hxx @@ -0,0 +1,86 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _BGFX_POLYPOLYGON_B3DPOLYGONCLIPPER_HXX +#define _BGFX_POLYPOLYGON_B3DPOLYGONCLIPPER_HXX + +#include <basegfx/polygon/b3dpolypolygon.hxx> +#include <basegfx/polygon/b3dpolygon.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace basegfx +{ + // predefinitions + class B3DRange; + class B2DRange; + + namespace tools + { + /** define for deciding one of X,Y,Z directions + */ + enum B3DOrientation + { + B3DORIENTATION_X, // X-Axis + B3DORIENTATION_Y, // Y-Axis + B3DORIENTATION_Z // Z-Axis + }; + + // Clip given 3D polygon against a plane orthogonal to X,Y or Z axis. The plane is defined using the + // enum ePlaneOrthogonal which names the vector orthogonal to the plane, the fPlaneOffset gives the distance + // of the plane from the center (0.0). + // The value bClipPositive defines on which side the return value will be (true -> on positive side of plane). + // The switch bStroke decides if the polygon is interpreted as area (false) or strokes (true). + B3DPolyPolygon clipPolyPolygonOnOrthogonalPlane(const B3DPolyPolygon& rCandidate, B3DOrientation ePlaneOrthogonal, bool bClipPositive, double fPlaneOffset, bool bStroke); + + // version for Polygons + B3DPolyPolygon clipPolygonOnOrthogonalPlane(const B3DPolygon& rCandidate, B3DOrientation ePlaneOrthogonal, bool bClipPositive, double fPlaneOffset, bool bStroke); + + // Clip the given PolyPolygon against the given range. bInside defines if the result will contain the + // parts which are contained in the range or vice versa. + // The switch bStroke decides if the polygon is interpreted as area (false) or strokes (true). + B3DPolyPolygon clipPolyPolygonOnRange(const B3DPolyPolygon& rCandidate, const B3DRange& rRange, bool bInside, bool bStroke); + + // version for Polygons + B3DPolyPolygon clipPolygonOnRange(const B3DPolygon& rCandidate, const B3DRange& rRange, bool bInside, bool bStroke); + + // versions for B2DRange, clips only against X,Y + B3DPolyPolygon clipPolyPolygonOnRange(const B3DPolyPolygon& rCandidate, const B2DRange& rRange, bool bInside, bool bStroke); + B3DPolyPolygon clipPolygonOnRange(const B3DPolygon& rCandidate, const B2DRange& rRange, bool bInside, bool bStroke); + + // Clip the given PolyPolygon against given plane in 3D. The plane is defined by a plane normal and a point on the plane. + // The value bClipPositive defines on which side the return value will be (true -> on positive side of plane). + // The switch bStroke decides if the polygon is interpreted as area (false) or strokes (true). + B3DPolyPolygon clipPolyPolygonOnPlane(const B3DPolyPolygon& rCandidate, const B3DPoint& rPointOnPlane, const B3DVector& rPlaneNormal, bool bClipPositive, bool bStroke); + + // version for Polygons + B3DPolyPolygon clipPolygonOnPlane(const B3DPolygon& rCandidate, const B3DPoint& rPointOnPlane, const B3DVector& rPlaneNormal, bool bClipPositive, bool bStroke); + + } // end of namespace tools +} // end of namespace basegfx + +#endif /* _BGFX_POLYPOLYGON_B3DPOLYGONCLIPPER_HXX */ |