1 // Created on: 1993-01-09 2 // Created by: CKY / Contract Toubro-Larsen ( SIVA ) 3 // Copyright (c) 1993-1999 Matra Datavision 4 // Copyright (c) 1999-2014 OPEN CASCADE SAS 5 // 6 // This file is part of Open CASCADE Technology software library. 7 // 8 // This library is free software; you can redistribute it and/or modify it under 9 // the terms of the GNU Lesser General Public License version 2.1 as published 10 // by the Free Software Foundation, with special exception defined in the file 11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT 12 // distribution for complete text of the license and disclaimer of any warranty. 13 // 14 // Alternatively, this file may be used under the terms of Open CASCADE 15 // commercial license or contractual agreement. 16 17 #ifndef _IGESSolid_Block_HeaderFile 18 #define _IGESSolid_Block_HeaderFile 19 20 #include <Standard.hxx> 21 #include <Standard_Type.hxx> 22 23 #include <gp_XYZ.hxx> 24 #include <IGESData_IGESEntity.hxx> 25 #include <Standard_Real.hxx> 26 class gp_Pnt; 27 class gp_Dir; 28 29 30 class IGESSolid_Block; 31 DEFINE_STANDARD_HANDLE(IGESSolid_Block, IGESData_IGESEntity) 32 33 //! defines Block, Type <150> Form Number <0> 34 //! in package IGESSolid 35 //! The Block is a rectangular parallelopiped, defined with 36 //! one vertex at (X1, Y1, Z1) and three edges lying along 37 //! the local +X, +Y, +Z axes. 38 class IGESSolid_Block : public IGESData_IGESEntity 39 { 40 41 public: 42 43 44 Standard_EXPORT IGESSolid_Block(); 45 46 //! This method is used to set the fields of the class Block 47 //! - aSize : Length in each local directions 48 //! - aCorner : Corner point coordinates. Default (0,0,0) 49 //! - aXAxis : Unit vector defining local X-axis 50 //! default (1,0,0) 51 //! - aZAxis : Unit vector defining local Z-axis 52 //! default (0,0,1) 53 Standard_EXPORT void Init (const gp_XYZ& aSize, const gp_XYZ& aCorner, const gp_XYZ& aXAxis, const gp_XYZ& aZAxis); 54 55 //! returns the size of the block 56 Standard_EXPORT gp_XYZ Size() const; 57 58 //! returns the length of the Block along the local X-direction 59 Standard_EXPORT Standard_Real XLength() const; 60 61 //! returns the length of the Block along the local Y-direction 62 Standard_EXPORT Standard_Real YLength() const; 63 64 //! returns the length of the Block along the local Z-direction 65 Standard_EXPORT Standard_Real ZLength() const; 66 67 //! returns the corner point coordinates of the Block 68 Standard_EXPORT gp_Pnt Corner() const; 69 70 //! returns the corner point coordinates of the Block after applying 71 //! the TransformationMatrix 72 Standard_EXPORT gp_Pnt TransformedCorner() const; 73 74 //! returns the direction defining the local X-axis 75 Standard_EXPORT gp_Dir XAxis() const; 76 77 //! returns the direction defining the local X-axis after applying 78 //! TransformationMatrix 79 Standard_EXPORT gp_Dir TransformedXAxis() const; 80 81 //! returns the direction defining the local Y-axis 82 //! it is the cross product of ZAxis and XAxis 83 Standard_EXPORT gp_Dir YAxis() const; 84 85 //! returns the direction defining the local Y-axis after applying 86 //! TransformationMatrix 87 Standard_EXPORT gp_Dir TransformedYAxis() const; 88 89 //! returns the direction defining the local X-axis 90 Standard_EXPORT gp_Dir ZAxis() const; 91 92 //! returns the direction defining the local Z-axis after applying 93 //! TransformationMatrix 94 Standard_EXPORT gp_Dir TransformedZAxis() const; 95 96 97 98 99 DEFINE_STANDARD_RTTIEXT(IGESSolid_Block,IGESData_IGESEntity) 100 101 protected: 102 103 104 105 106 private: 107 108 109 gp_XYZ theSize; 110 gp_XYZ theCorner; 111 gp_XYZ theXAxis; 112 gp_XYZ theZAxis; 113 114 115 }; 116 117 118 119 120 121 122 123 #endif // _IGESSolid_Block_HeaderFile 124