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 //================================================================
42 // Function : Constructor MeshVS_TextPrsBuilder
44 //================================================================
45 MeshVS_TextPrsBuilder::MeshVS_TextPrsBuilder ( const Handle(MeshVS_Mesh)& Parent,
46 const Standard_Real Height,
47 const Quantity_Color& Color,
48 const MeshVS_DisplayModeFlags& Flags,
49 const Handle (MeshVS_DataSource)& DS,
50 const Standard_Integer Id,
51 const MeshVS_BuilderPriority& Priority )
52 : MeshVS_PrsBuilder ( Parent, Flags, DS, Id, Priority )
54 Handle ( MeshVS_Drawer ) aDrawer = GetDrawer();
55 if ( !aDrawer.IsNull() )
57 aDrawer->SetDouble ( MeshVS_DA_TextHeight, Height );
58 aDrawer->SetColor ( MeshVS_DA_TextColor, Color );
62 //================================================================
63 // Function : GetTexts
65 //================================================================
66 const MeshVS_DataMapOfIntegerAsciiString& MeshVS_TextPrsBuilder::GetTexts ( const Standard_Boolean IsElements ) const
74 //================================================================
75 // Function : SetTexts
77 //================================================================
78 void MeshVS_TextPrsBuilder::SetTexts ( const Standard_Boolean IsElements,
79 const MeshVS_DataMapOfIntegerAsciiString& Map )
87 //================================================================
88 // Function : HasTexts
90 //================================================================
91 Standard_Boolean MeshVS_TextPrsBuilder::HasTexts ( const Standard_Boolean IsElement ) const
93 Standard_Boolean aRes = (myNodeTextMap.Extent()>0);
95 aRes = (myElemTextMap.Extent()>0);
99 //================================================================
100 // Function : GetText
102 //================================================================
103 Standard_Boolean MeshVS_TextPrsBuilder::GetText ( const Standard_Boolean IsElement,
104 const Standard_Integer theID,
105 TCollection_AsciiString& theStr ) const
107 const MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap;
109 aMap = &myElemTextMap;
111 Standard_Boolean aRes = aMap->IsBound ( theID );
113 theStr = aMap->Find ( theID );
118 //================================================================
119 // Function : SetText
121 //================================================================
122 void MeshVS_TextPrsBuilder::SetText ( const Standard_Boolean IsElement,
123 const Standard_Integer ID,
124 const TCollection_AsciiString& Text )
126 MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap;
128 aMap = &myElemTextMap;
130 Standard_Boolean aRes = aMap->IsBound ( ID );
132 aMap->ChangeFind ( ID ) = Text;
134 aMap->Bind ( ID, Text );
137 //================================================================
140 //================================================================
141 void MeshVS_TextPrsBuilder::Build ( const Handle(Prs3d_Presentation)& Prs,
142 const TColStd_PackedMapOfInteger& IDs,
143 TColStd_PackedMapOfInteger& IDsToExclude,
144 const Standard_Boolean IsElement,
145 const Standard_Integer theDisplayMode ) const
147 Handle (MeshVS_DataSource) aSource = GetDataSource();
148 Handle (MeshVS_Drawer) aDrawer = GetDrawer();
149 if ( aSource.IsNull() || aDrawer.IsNull() || !HasTexts( IsElement ) ||
150 ( theDisplayMode & GetFlags() ) == 0 )
153 Standard_Integer aMaxFaceNodes;
154 Standard_Real aHeight;
155 if ( !aDrawer->GetInteger ( MeshVS_DA_MaxFaceNodes, aMaxFaceNodes ) ||
156 aMaxFaceNodes <= 0 ||
157 !aDrawer->GetDouble ( MeshVS_DA_TextHeight, aHeight ) )
160 Prs3d_Root::NewGroup ( Prs );
161 Handle (Graphic3d_Group) aTextGroup = Prs3d_Root::CurrentGroup ( Prs );
163 Quantity_Color AColor = Quantity_NOC_YELLOW;
165 Standard_CString AFont = "Courier New";
167 Standard_CString AFont = "Courier";
169 Standard_Real AExpansionFactor = 1.0;
170 Standard_Real ASpace = 0.0;
171 Aspect_TypeOfStyleText ATextStyle = Aspect_TOST_ANNOTATION;
172 Standard_Integer AStyleInt;
173 Aspect_TypeOfDisplayText ADisplayType = Aspect_TODT_NORMAL;
174 TCollection_AsciiString AFontString;
175 Standard_Integer ADispInt;
176 // Bold font is used by default for better text readability
177 Font_FontAspect AFontAspectType = Font_FA_Bold;
178 Standard_Integer AAspect;
181 aDrawer->GetColor ( MeshVS_DA_TextColor, AColor );
182 aDrawer->GetDouble ( MeshVS_DA_TextExpansionFactor, AExpansionFactor );
183 aDrawer->GetDouble ( MeshVS_DA_TextSpace, ASpace );
185 if ( aDrawer->GetAsciiString ( MeshVS_DA_TextFont, AFontString ) )
186 AFont = AFontString.ToCString();
187 if ( aDrawer->GetInteger ( MeshVS_DA_TextStyle, AStyleInt ) )
188 ATextStyle = (Aspect_TypeOfStyleText) AStyleInt;
189 if ( aDrawer->GetInteger ( MeshVS_DA_TextDisplayType, ADispInt ) )
190 ADisplayType = (Aspect_TypeOfDisplayText) ADispInt;
191 if ( aDrawer->GetInteger ( MeshVS_DA_TextFontAspect, AAspect ) )
192 AFontAspectType = (Font_FontAspect)AAspect;
194 Handle (Graphic3d_AspectText3d) aTextAspect = new Graphic3d_AspectText3d ( AColor, AFont, AExpansionFactor, ASpace,
195 ATextStyle, ADisplayType );
196 aTextAspect->SetTextFontAspect( AFontAspectType );
197 Handle (Graphic3d_AspectMarker3d) anAspectMarker3d =
198 new Graphic3d_AspectMarker3d( Aspect_TOM_POINT, Quantity_NOC_GRAY, 1. );
199 aTextGroup->SetPrimitivesAspect( aTextAspect );
200 aTextGroup->SetPrimitivesAspect( anAspectMarker3d );
202 MeshVS_Buffer aCoordsBuf (3*aMaxFaceNodes*sizeof(Standard_Real));
203 TColStd_Array1OfReal aCoords (aCoordsBuf, 1, 3*aMaxFaceNodes);
204 Standard_Integer NbNodes;
205 TCollection_AsciiString aStr;
206 MeshVS_EntityType aType;
207 TColStd_PackedMapOfInteger aCustomElements;
209 Standard_Real X, Y, Z;
211 // subtract the hidden elements and ids to exclude (to minimise allocated memory)
212 TColStd_PackedMapOfInteger anIDs;
216 Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems();
217 if ( !aHiddenElems.IsNull() )
218 anIDs.Subtract( aHiddenElems->Map() );
220 anIDs.Subtract( IDsToExclude );
222 TColStd_MapIteratorOfPackedMapOfInteger it (anIDs);
223 for( ; it.More(); it.Next() )
225 Standard_Integer aKey = it.Key();
226 if( GetText ( IsElement, aKey, aStr ) )
228 if( aSource->GetGeom ( aKey, IsElement, aCoords, NbNodes, aType ) )
230 if( aType == MeshVS_ET_Node )
236 else if( aType == MeshVS_ET_Link ||
237 aType == MeshVS_ET_Face ||
238 aType == MeshVS_ET_Volume )
240 if( IsElement && IsExcludingOn() )
241 IDsToExclude.Add( aKey );
243 for ( Standard_Integer i=1; i<=NbNodes; i++ )
245 X += aCoords (3*i-2);
246 Y += aCoords (3*i-1);
249 X /= Standard_Real ( NbNodes );
250 Y /= Standard_Real ( NbNodes );
251 Z /= Standard_Real ( NbNodes );
255 aCustomElements.Add( aKey );
259 Graphic3d_Vertex aPoint (X, Y, Z);
260 Handle(Graphic3d_ArrayOfPoints) anArrayOfPoints = new Graphic3d_ArrayOfPoints (1);
261 anArrayOfPoints->AddVertex (X, Y, Z);
262 aTextGroup->AddPrimitiveArray (anArrayOfPoints);
263 aTextGroup->Text (aStr.ToCString(), aPoint, aHeight);
268 if (!aCustomElements.IsEmpty())
269 CustomBuild ( Prs, aCustomElements, IDsToExclude, theDisplayMode );