1 // Created on: 2003-09-22
2 // Created by: Alexander SOLOVYOV
3 // Copyright (c) 2003-2014 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
17 #include <Font_NameOfFont.hxx>
18 #include <Graphic3d_ArrayOfPoints.hxx>
19 #include <Graphic3d_AspectMarker3d.hxx>
20 #include <Graphic3d_AspectText3d.hxx>
21 #include <Graphic3d_Group.hxx>
22 #include <Graphic3d_Vertex.hxx>
23 #include <MeshVS_Buffer.hxx>
24 #include <MeshVS_DataSource.hxx>
25 #include <MeshVS_DisplayModeFlags.hxx>
26 #include <MeshVS_Drawer.hxx>
27 #include <MeshVS_DrawerAttribute.hxx>
28 #include <MeshVS_Mesh.hxx>
29 #include <MeshVS_TextPrsBuilder.hxx>
30 #include <Prs3d_Presentation.hxx>
31 #include <Prs3d_Root.hxx>
32 #include <Prs3d_TextAspect.hxx>
33 #include <Quantity_Color.hxx>
34 #include <Standard_Type.hxx>
35 #include <TCollection_AsciiString.hxx>
36 #include <TColStd_Array1OfReal.hxx>
37 #include <TColStd_HPackedMapOfInteger.hxx>
38 #include <TColStd_ListIteratorOfListOfReal.hxx>
39 #include <TColStd_MapIteratorOfPackedMapOfInteger.hxx>
41 IMPLEMENT_STANDARD_RTTIEXT(MeshVS_TextPrsBuilder,MeshVS_PrsBuilder)
43 //================================================================
44 // Function : Constructor MeshVS_TextPrsBuilder
46 //================================================================
47 MeshVS_TextPrsBuilder::MeshVS_TextPrsBuilder ( const Handle(MeshVS_Mesh)& Parent,
48 const Standard_Real Height,
49 const Quantity_Color& Color,
50 const MeshVS_DisplayModeFlags& Flags,
51 const Handle (MeshVS_DataSource)& DS,
52 const Standard_Integer Id,
53 const MeshVS_BuilderPriority& Priority )
54 : MeshVS_PrsBuilder ( Parent, Flags, DS, Id, Priority )
56 Handle ( MeshVS_Drawer ) aDrawer = GetDrawer();
57 if ( !aDrawer.IsNull() )
59 aDrawer->SetDouble ( MeshVS_DA_TextHeight, Height );
60 aDrawer->SetColor ( MeshVS_DA_TextColor, Color );
64 //================================================================
65 // Function : GetTexts
67 //================================================================
68 const MeshVS_DataMapOfIntegerAsciiString& MeshVS_TextPrsBuilder::GetTexts ( const Standard_Boolean IsElements ) const
76 //================================================================
77 // Function : SetTexts
79 //================================================================
80 void MeshVS_TextPrsBuilder::SetTexts ( const Standard_Boolean IsElements,
81 const MeshVS_DataMapOfIntegerAsciiString& Map )
89 //================================================================
90 // Function : HasTexts
92 //================================================================
93 Standard_Boolean MeshVS_TextPrsBuilder::HasTexts ( const Standard_Boolean IsElement ) const
95 Standard_Boolean aRes = (myNodeTextMap.Extent()>0);
97 aRes = (myElemTextMap.Extent()>0);
101 //================================================================
102 // Function : GetText
104 //================================================================
105 Standard_Boolean MeshVS_TextPrsBuilder::GetText ( const Standard_Boolean IsElement,
106 const Standard_Integer theID,
107 TCollection_AsciiString& theStr ) const
109 const MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap;
111 aMap = &myElemTextMap;
113 Standard_Boolean aRes = aMap->IsBound ( theID );
115 theStr = aMap->Find ( theID );
120 //================================================================
121 // Function : SetText
123 //================================================================
124 void MeshVS_TextPrsBuilder::SetText ( const Standard_Boolean IsElement,
125 const Standard_Integer ID,
126 const TCollection_AsciiString& Text )
128 MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap;
130 aMap = &myElemTextMap;
132 Standard_Boolean aRes = aMap->IsBound ( ID );
134 aMap->ChangeFind ( ID ) = Text;
136 aMap->Bind ( ID, Text );
139 //================================================================
142 //================================================================
143 void MeshVS_TextPrsBuilder::Build ( const Handle(Prs3d_Presentation)& Prs,
144 const TColStd_PackedMapOfInteger& IDs,
145 TColStd_PackedMapOfInteger& IDsToExclude,
146 const Standard_Boolean IsElement,
147 const Standard_Integer theDisplayMode ) const
149 Handle (MeshVS_DataSource) aSource = GetDataSource();
150 Handle (MeshVS_Drawer) aDrawer = GetDrawer();
151 if ( aSource.IsNull() || aDrawer.IsNull() || !HasTexts( IsElement ) ||
152 ( theDisplayMode & GetFlags() ) == 0 )
155 Standard_Integer aMaxFaceNodes;
156 Standard_Real aHeight;
157 if ( !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, aMaxFaceNodes ) ||
158 aMaxFaceNodes <= 0 ||
159 !aDrawer->GetDouble ( MeshVS_DA_TextHeight, aHeight ) )
162 Handle(Graphic3d_Group) aTextGroup = Prs->NewGroup();
164 Quantity_Color AColor = Quantity_NOC_YELLOW;
165 Standard_CString AFont = Font_NOF_ASCII_MONO;
166 Standard_Real AExpansionFactor = 1.0;
167 Standard_Real ASpace = 0.0;
168 Aspect_TypeOfStyleText ATextStyle = Aspect_TOST_ANNOTATION;
169 Standard_Integer AStyleInt;
170 Aspect_TypeOfDisplayText ADisplayType = Aspect_TODT_NORMAL;
171 TCollection_AsciiString AFontString;
172 Standard_Integer ADispInt;
173 // Bold font is used by default for better text readability
174 Font_FontAspect AFontAspectType = Font_FA_Bold;
175 Standard_Integer AAspect;
178 aDrawer->GetColor ( MeshVS_DA_TextColor, AColor );
179 aDrawer->GetDouble ( MeshVS_DA_TextExpansionFactor, AExpansionFactor );
180 aDrawer->GetDouble ( MeshVS_DA_TextSpace, ASpace );
182 if ( aDrawer->GetAsciiString ( MeshVS_DA_TextFont, AFontString ) )
183 AFont = AFontString.ToCString();
184 if ( aDrawer->GetInteger ( MeshVS_DA_TextStyle, AStyleInt ) )
185 ATextStyle = (Aspect_TypeOfStyleText) AStyleInt;
186 if ( aDrawer->GetInteger ( MeshVS_DA_TextDisplayType, ADispInt ) )
187 ADisplayType = (Aspect_TypeOfDisplayText) ADispInt;
188 if ( aDrawer->GetInteger ( MeshVS_DA_TextFontAspect, AAspect ) )
189 AFontAspectType = (Font_FontAspect)AAspect;
191 Handle (Graphic3d_AspectText3d) aTextAspect = new Graphic3d_AspectText3d ( AColor, AFont, AExpansionFactor, ASpace,
192 ATextStyle, ADisplayType );
193 aTextAspect->SetTextFontAspect( AFontAspectType );
194 aTextGroup->SetGroupPrimitivesAspect( aTextAspect );
196 MeshVS_Buffer aCoordsBuf (3*aMaxFaceNodes*sizeof(Standard_Real));
197 TColStd_Array1OfReal aCoords (aCoordsBuf, 1, 3*aMaxFaceNodes);
198 Standard_Integer NbNodes;
199 TCollection_AsciiString aStr;
200 MeshVS_EntityType aType;
201 TColStd_PackedMapOfInteger aCustomElements;
203 Standard_Real X, Y, Z;
205 // subtract the hidden elements and ids to exclude (to minimise allocated memory)
206 TColStd_PackedMapOfInteger anIDs;
210 Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems();
211 if ( !aHiddenElems.IsNull() )
212 anIDs.Subtract( aHiddenElems->Map() );
214 anIDs.Subtract( IDsToExclude );
216 NCollection_Sequence<Graphic3d_Vec3> aPnts;
217 for (TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); it.More(); it.Next())
219 Standard_Integer aKey = it.Key();
220 if( GetText ( IsElement, aKey, aStr ) )
222 if( aSource->GetGeom ( aKey, IsElement, aCoords, NbNodes, aType ) )
224 if( aType == MeshVS_ET_Node )
230 else if( aType == MeshVS_ET_Link ||
231 aType == MeshVS_ET_Face ||
232 aType == MeshVS_ET_Volume )
234 if( IsElement && IsExcludingOn() )
235 IDsToExclude.Add( aKey );
237 for ( Standard_Integer i=1; i<=NbNodes; i++ )
239 X += aCoords (3*i-2);
240 Y += aCoords (3*i-1);
243 X /= Standard_Real ( NbNodes );
244 Y /= Standard_Real ( NbNodes );
245 Z /= Standard_Real ( NbNodes );
249 aCustomElements.Add( aKey );
253 aPnts.Append (Graphic3d_Vec3 ((float )X, (float )Y, (float )Z));
254 Graphic3d_Vertex aPoint (X, Y, Z);
255 aTextGroup->Text (aStr.ToCString(), aPoint, aHeight);
260 if (!aPnts.IsEmpty())
262 Handle(Graphic3d_Group) aMarkerGroup = Prs->NewGroup();
263 Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (aPnts.Size());
264 for (NCollection_Sequence<Graphic3d_Vec3>::Iterator aPntIter (aPnts); aPntIter.More(); aPntIter.Next())
266 const Graphic3d_Vec3& aPnt = aPntIter.Value();
267 anArrayOfPoints->AddVertex (aPnt.x(), aPnt.y(), aPnt.z());
269 Handle (Graphic3d_AspectMarker3d) anAspectMarker3d = new Graphic3d_AspectMarker3d (Aspect_TOM_POINT, Quantity_NOC_GRAY, 1.0);
270 aMarkerGroup->SetGroupPrimitivesAspect (anAspectMarker3d);
271 aMarkerGroup->AddPrimitiveArray (anArrayOfPoints);
274 if (!aCustomElements.IsEmpty())
275 CustomBuild ( Prs, aCustomElements, IDsToExclude, theDisplayMode );