| 1 | // File: TOcafFunction_CylDriver.cxx |
| 2 | // Created: Mon Dec 27 10:37:13 1999 |
| 3 | // Author: Vladislav ROMASHKO |
| 4 | // <vro@flox.nnov.matra-dtv.fr> |
| 5 | |
| 6 | |
| 7 | #include <stdafx.h> |
| 8 | #include <TOcafFunction_CylDriver.hxx> |
| 9 | #include <TCollection_AsciiString.hxx> |
| 10 | #include <TDF_Tool.hxx> |
| 11 | #include "Standard_GUID.hxx" |
| 12 | #include "TFunction_Logbook.hxx" |
| 13 | #include "TDataStd_Real.hxx" |
| 14 | #include "TNaming_Builder.hxx" |
| 15 | |
| 16 | |
| 17 | //======================================================================= |
| 18 | //function : GetID |
| 19 | //purpose : |
| 20 | //======================================================================= |
| 21 | |
| 22 | const Standard_GUID& TOcafFunction_CylDriver::GetID() { |
| 23 | static Standard_GUID anID("22D22E53-D69A-11d4-8F1A-0060B0EE18E8"); |
| 24 | return anID; |
| 25 | } |
| 26 | |
| 27 | |
| 28 | //======================================================================= |
| 29 | //function : TPartStd_CylDriver |
| 30 | //purpose : Creation of an instance of the driver. It's possible (and recommended) |
| 31 | // : to have only one instance of a driver for the whole session. |
| 32 | //======================================================================= |
| 33 | |
| 34 | TOcafFunction_CylDriver::TOcafFunction_CylDriver() |
| 35 | {} |
| 36 | |
| 37 | //======================================================================= |
| 38 | //function : Validate |
| 39 | //purpose : Validation of the object label, its arguments and its results. |
| 40 | //======================================================================= |
| 41 | |
| 42 | void TOcafFunction_CylDriver::Validate(Handle(TFunction_Logbook)& log) const |
| 43 | { |
| 44 | // We validate the object label ( Label() ), all the arguments and the results of the object: |
| 45 | log->SetValid(Label(), Standard_True); |
| 46 | } |
| 47 | |
| 48 | //======================================================================= |
| 49 | //function : MustExecute |
| 50 | //purpose : We call this method to check if the object was modified to |
| 51 | // : be invoked. If the object label or an argument is modified, |
| 52 | // : we must recompute the object - to call the method Execute(). |
| 53 | //======================================================================= |
| 54 | Standard_Boolean TOcafFunction_CylDriver::MustExecute(const Handle(TFunction_Logbook)& log) const |
| 55 | { |
| 56 | // If the object's label is modified: |
| 57 | if (log->IsModified(Label())) return Standard_True; |
| 58 | |
| 59 | // Cylinder (in our simple case) has 5 arguments: |
| 60 | // |
| 61 | // Let's check them: |
| 62 | if (log->IsModified(Label().FindChild(1))) return Standard_True; // radius. |
| 63 | if (log->IsModified(Label().FindChild(2))) return Standard_True; // height, |
| 64 | if (log->IsModified(Label().FindChild(3))) return Standard_True; // x. |
| 65 | if (log->IsModified(Label().FindChild(4))) return Standard_True; // y, |
| 66 | if (log->IsModified(Label().FindChild(5))) return Standard_True; // z. |
| 67 | |
| 68 | // if there are no any modifications concerned the Cyl, |
| 69 | // it's not necessary to recompute (to call the method Execute()): |
| 70 | return Standard_False; |
| 71 | } |
| 72 | |
| 73 | //======================================================================= |
| 74 | //function : Execute |
| 75 | //purpose : |
| 76 | // : We compute the object and topologically name it. |
| 77 | // : If during the execution we found something wrong, |
| 78 | // : we return the number of the failure. For example: |
| 79 | // : 1 - an attribute hasn't been found, |
| 80 | // : 2 - algorithm failed, |
| 81 | // : if there are no any mistakes occurred we return 0: |
| 82 | // : 0 - no mistakes were found. |
| 83 | //======================================================================= |
| 84 | Standard_Integer TOcafFunction_CylDriver::Execute(Handle(TFunction_Logbook)& /*log*/) const |
| 85 | { |
| 86 | // Get the values of dimension and position attributes |
| 87 | Handle(TDataStd_Real) TSR; |
| 88 | Standard_Real x,y,z,r,h; |
| 89 | if (!Label().FindChild(1).FindAttribute(TDataStd_Real::GetID(), TSR )) return 1; |
| 90 | r=TSR->Get(); |
| 91 | |
| 92 | if (!Label().FindChild(2).FindAttribute(TDataStd_Real::GetID(), TSR )) return 1; |
| 93 | h=TSR->Get(); |
| 94 | |
| 95 | if (!Label().FindChild(3).FindAttribute(TDataStd_Real::GetID(), TSR )) return 1; |
| 96 | x=TSR->Get(); |
| 97 | |
| 98 | if (!Label().FindChild(4).FindAttribute(TDataStd_Real::GetID(), TSR )) return 1; |
| 99 | y=TSR->Get(); |
| 100 | |
| 101 | if (!Label().FindChild(5).FindAttribute(TDataStd_Real::GetID(), TSR )) return 1; |
| 102 | z=TSR->Get(); |
| 103 | |
| 104 | // Build a Cyl using the dimension and position attributes |
| 105 | BRepPrimAPI_MakeCylinder mkCyl( gp_Ax2(gp_Pnt(x, y ,z), gp_Dir(0,0,1)), r, h); |
| 106 | TopoDS_Shape ResultShape = mkCyl.Shape(); |
| 107 | |
| 108 | |
| 109 | // Build a TNaming_NamedShape using built Cyl |
| 110 | TNaming_Builder B(Label()); |
| 111 | B.Generated(ResultShape); |
| 112 | // That's all: |
| 113 | // If there are no any mistakes we return 0: |
| 114 | return 0; |
| 115 | } |
| 116 | |
| 117 | TOcafFunction_CylDriver::~TOcafFunction_CylDriver() {} |
| 118 | |
| 119 | // DownCast method |
| 120 | // allow safe downcasting |
| 121 | // |
| 122 | const Handle(TOcafFunction_CylDriver) TOcafFunction_CylDriver::DownCast(const Handle(Standard_Transient)& AnObject) |
| 123 | { |
| 124 | Handle(TOcafFunction_CylDriver) _anOtherObject; |
| 125 | |
| 126 | if (!AnObject.IsNull()) { |
| 127 | if (AnObject->IsKind(STANDARD_TYPE(TOcafFunction_CylDriver))) { |
| 128 | _anOtherObject = Handle(TOcafFunction_CylDriver)((Handle(TOcafFunction_CylDriver)&)AnObject); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | return _anOtherObject ; |
| 133 | } |
| 134 | const Handle(Standard_Type)& TOcafFunction_CylDriver::DynamicType() const |
| 135 | { |
| 136 | return STANDARD_TYPE(TOcafFunction_CylDriver) ; |
| 137 | } |
| 138 | Standard_Boolean TOcafFunction_CylDriver::IsKind(const Handle(Standard_Type)& AType) const |
| 139 | { |
| 140 | return (STANDARD_TYPE(TOcafFunction_CylDriver) == AType || TFunction_Driver::IsKind(AType)); |
| 141 | } |
| 142 | |
| 143 | |
| 144 | |