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 Prs3d_Root::NewGroup ( Prs );
163 Handle (Graphic3d_Group) aTextGroup = Prs3d_Root::CurrentGroup ( Prs );
165 Quantity_Color AColor = Quantity_NOC_YELLOW;
167 Standard_CString AFont = "Courier New";
169 Standard_CString AFont = "Courier";
171 Standard_Real AExpansionFactor = 1.0;
172 Standard_Real ASpace = 0.0;
173 Aspect_TypeOfStyleText ATextStyle = Aspect_TOST_ANNOTATION;
174 Standard_Integer AStyleInt;
175 Aspect_TypeOfDisplayText ADisplayType = Aspect_TODT_NORMAL;
176 TCollection_AsciiString AFontString;
177 Standard_Integer ADispInt;
178 // Bold font is used by default for better text readability
179 Font_FontAspect AFontAspectType = Font_FA_Bold;
180 Standard_Integer AAspect;
183 aDrawer->GetColor ( MeshVS_DA_TextColor, AColor );
184 aDrawer->GetDouble ( MeshVS_DA_TextExpansionFactor, AExpansionFactor );
185 aDrawer->GetDouble ( MeshVS_DA_TextSpace, ASpace );
187 if ( aDrawer->GetAsciiString ( MeshVS_DA_TextFont, AFontString ) )
188 AFont = AFontString.ToCString();
189 if ( aDrawer->GetInteger ( MeshVS_DA_TextStyle, AStyleInt ) )
190 ATextStyle = (Aspect_TypeOfStyleText) AStyleInt;
191 if ( aDrawer->GetInteger ( MeshVS_DA_TextDisplayType, ADispInt ) )
192 ADisplayType = (Aspect_TypeOfDisplayText) ADispInt;
193 if ( aDrawer->GetInteger ( MeshVS_DA_TextFontAspect, AAspect ) )
194 AFontAspectType = (Font_FontAspect)AAspect;
196 Handle (Graphic3d_AspectText3d) aTextAspect = new Graphic3d_AspectText3d ( AColor, AFont, AExpansionFactor, ASpace,
197 ATextStyle, ADisplayType );
198 aTextAspect->SetTextFontAspect( AFontAspectType );
199 Handle (Graphic3d_AspectMarker3d) anAspectMarker3d =
200 new Graphic3d_AspectMarker3d( Aspect_TOM_POINT, Quantity_NOC_GRAY, 1. );
201 aTextGroup->SetPrimitivesAspect( aTextAspect );
202 aTextGroup->SetPrimitivesAspect( anAspectMarker3d );
204 MeshVS_Buffer aCoordsBuf (3*aMaxFaceNodes*sizeof(Standard_Real));
205 TColStd_Array1OfReal aCoords (aCoordsBuf, 1, 3*aMaxFaceNodes);
206 Standard_Integer NbNodes;
207 TCollection_AsciiString aStr;
208 MeshVS_EntityType aType;
209 TColStd_PackedMapOfInteger aCustomElements;
211 Standard_Real X, Y, Z;
213 // subtract the hidden elements and ids to exclude (to minimise allocated memory)
214 TColStd_PackedMapOfInteger anIDs;
218 Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems();
219 if ( !aHiddenElems.IsNull() )
220 anIDs.Subtract( aHiddenElems->Map() );
222 anIDs.Subtract( IDsToExclude );
224 TColStd_MapIteratorOfPackedMapOfInteger it (anIDs);
225 for( ; it.More(); it.Next() )
227 Standard_Integer aKey = it.Key();
228 if( GetText ( IsElement, aKey, aStr ) )
230 if( aSource->GetGeom ( aKey, IsElement, aCoords, NbNodes, aType ) )
232 if( aType == MeshVS_ET_Node )
238 else if( aType == MeshVS_ET_Link ||
239 aType == MeshVS_ET_Face ||
240 aType == MeshVS_ET_Volume )
242 if( IsElement && IsExcludingOn() )
243 IDsToExclude.Add( aKey );
245 for ( Standard_Integer i=1; i<=NbNodes; i++ )
247 X += aCoords (3*i-2);
248 Y += aCoords (3*i-1);
251 X /= Standard_Real ( NbNodes );
252 Y /= Standard_Real ( NbNodes );
253 Z /= Standard_Real ( NbNodes );
257 aCustomElements.Add( aKey );
261 Graphic3d_Vertex aPoint (X, Y, Z);
262 Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1);
263 anArrayOfPoints->AddVertex (X, Y, Z);
264 aTextGroup->AddPrimitiveArray (anArrayOfPoints);
265 aTextGroup->Text (aStr.ToCString(), aPoint, aHeight);
270 if (!aCustomElements.IsEmpty())
271 CustomBuild ( Prs, aCustomElements, IDsToExclude, theDisplayMode );