| FDO API Reference | Feature Data Objects |
00001 #ifndef _IRINGABSTRACT_H_ 00002 #define _IRINGABSTRACT_H_ 00003 00004 // 00005 // Copyright (C) 2004-2006 Autodesk, Inc. 00006 // 00007 // This library is free software; you can redistribute it and/or 00008 // modify it under the terms of version 2.1 of the GNU Lesser 00009 // General Public License as published by the Free Software Foundation. 00010 // 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 // Lesser General Public License for more details. 00015 // 00016 // You should have received a copy of the GNU Lesser General Public 00017 // License along with this library; if not, write to the Free Software 00018 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00019 // 00020 00021 00022 00023 #ifdef _WIN32 00024 #pragma once 00025 #endif 00026 00027 #include <FdoCommon.h> 00028 #include <Geometry/IEnvelope.h> 00029 #include <Common/Dimensionality.h> 00030 00031 /// \brief 00032 /// The FdoIRingAbstract class is a ring Geometry helper type (abstract). FdoIRingAbstract is the most general ring type. 00033 /// It is similar to CurveAbstract, but is always closed. 00034 class FdoIRingAbstract : public FdoIDisposable 00035 { 00036 public: 00037 00038 /// \brief 00039 /// Gets the envelope for the object. 00040 /// 00041 /// \return 00042 /// Returns the envelope 00043 /// 00044 FDO_GEOM_API virtual FdoIEnvelope* GetEnvelope() const = 0; 00045 00046 /// \brief 00047 /// Gets the dimensionality of ordinates in this object. 00048 /// 00049 /// \remarks 00050 /// Values are from the FdoDimensionality enum. 00051 /// A return type of "FdoInt32" is used instead of the enum, catering to typical use with bit masking. 00052 /// 00053 /// \return 00054 /// Returns the ordinate dimensionality 00055 /// 00056 FDO_GEOM_API virtual FdoInt32 GetDimensionality() const = 0; 00057 00058 protected: 00059 00060 /// \brief 00061 /// Default destructor. 00062 /// 00063 /// \return 00064 /// Returns nothing 00065 /// 00066 FDO_GEOM_API virtual ~FdoIRingAbstract() {}; 00067 }; 00068 #endif 00069 00070
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