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1 | // Created on: 2003-09-22 |
2 | // Created by: Alexander SOLOVYOV |
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3 | // Copyright (c) 2003-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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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 |
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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. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
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16 | |
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17 | #include <Font_NameOfFont.hxx> |
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18 | #include <Graphic3d_ArrayOfPoints.hxx> |
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19 | #include <Graphic3d_AspectMarker3d.hxx> |
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20 | #include <Graphic3d_AspectText3d.hxx> |
21 | #include <Graphic3d_Group.hxx> |
22 | #include <Graphic3d_Vertex.hxx> |
23 | #include <MeshVS_Buffer.hxx> |
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24 | #include <MeshVS_DataSource.hxx> |
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25 | #include <MeshVS_DisplayModeFlags.hxx> |
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26 | #include <MeshVS_Drawer.hxx> |
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27 | #include <MeshVS_DrawerAttribute.hxx> |
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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> |
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40 | |
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41 | IMPLEMENT_STANDARD_RTTIEXT(MeshVS_TextPrsBuilder,MeshVS_PrsBuilder) |
42 | |
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43 | //================================================================ |
44 | // Function : Constructor MeshVS_TextPrsBuilder |
45 | // Purpose : |
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 ) |
55 | { |
56 | Handle ( MeshVS_Drawer ) aDrawer = GetDrawer(); |
57 | if ( !aDrawer.IsNull() ) |
58 | { |
59 | aDrawer->SetDouble ( MeshVS_DA_TextHeight, Height ); |
60 | aDrawer->SetColor ( MeshVS_DA_TextColor, Color ); |
61 | } |
62 | } |
63 | |
64 | //================================================================ |
65 | // Function : GetTexts |
66 | // Purpose : |
67 | //================================================================ |
68 | const MeshVS_DataMapOfIntegerAsciiString& MeshVS_TextPrsBuilder::GetTexts ( const Standard_Boolean IsElements ) const |
69 | { |
70 | if ( IsElements ) |
71 | return myElemTextMap; |
72 | else |
73 | return myNodeTextMap; |
74 | } |
75 | |
76 | //================================================================ |
77 | // Function : SetTexts |
78 | // Purpose : |
79 | //================================================================ |
80 | void MeshVS_TextPrsBuilder::SetTexts ( const Standard_Boolean IsElements, |
81 | const MeshVS_DataMapOfIntegerAsciiString& Map ) |
82 | { |
83 | if ( IsElements ) |
84 | myElemTextMap = Map; |
85 | else |
86 | myNodeTextMap = Map; |
87 | } |
88 | |
89 | //================================================================ |
90 | // Function : HasTexts |
91 | // Purpose : |
92 | //================================================================ |
93 | Standard_Boolean MeshVS_TextPrsBuilder::HasTexts ( const Standard_Boolean IsElement ) const |
94 | { |
95 | Standard_Boolean aRes = (myNodeTextMap.Extent()>0); |
96 | if ( IsElement ) |
97 | aRes = (myElemTextMap.Extent()>0); |
98 | return aRes; |
99 | } |
100 | |
101 | //================================================================ |
102 | // Function : GetText |
103 | // Purpose : |
104 | //================================================================ |
105 | Standard_Boolean MeshVS_TextPrsBuilder::GetText ( const Standard_Boolean IsElement, |
106 | const Standard_Integer theID, |
107 | TCollection_AsciiString& theStr ) const |
108 | { |
109 | const MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap; |
110 | if ( IsElement ) |
111 | aMap = &myElemTextMap; |
112 | |
113 | Standard_Boolean aRes = aMap->IsBound ( theID ); |
114 | if ( aRes ) |
115 | theStr = aMap->Find ( theID ); |
116 | |
117 | return aRes; |
118 | } |
119 | |
120 | //================================================================ |
121 | // Function : SetText |
122 | // Purpose : |
123 | //================================================================ |
124 | void MeshVS_TextPrsBuilder::SetText ( const Standard_Boolean IsElement, |
125 | const Standard_Integer ID, |
126 | const TCollection_AsciiString& Text ) |
127 | { |
128 | MeshVS_DataMapOfIntegerAsciiString* aMap = &myNodeTextMap; |
129 | if ( IsElement ) |
130 | aMap = &myElemTextMap; |
131 | |
132 | Standard_Boolean aRes = aMap->IsBound ( ID ); |
133 | if ( aRes ) |
134 | aMap->ChangeFind ( ID ) = Text; |
135 | else |
136 | aMap->Bind ( ID, Text ); |
137 | } |
138 | |
139 | //================================================================ |
140 | // Function : Build |
141 | // Purpose : |
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 |
148 | { |
149 | Handle (MeshVS_DataSource) aSource = GetDataSource(); |
150 | Handle (MeshVS_Drawer) aDrawer = GetDrawer(); |
151 | if ( aSource.IsNull() || aDrawer.IsNull() || !HasTexts( IsElement ) || |
152 | ( theDisplayMode & GetFlags() ) == 0 ) |
153 | return; |
154 | |
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 ) ) |
160 | return; |
161 | |
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162 | Handle(Graphic3d_Group) aTextGroup = Prs->NewGroup(); |
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163 | |
164 | Quantity_Color AColor = Quantity_NOC_YELLOW; |
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165 | Standard_CString AFont = Font_NOF_ASCII_MONO; |
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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; |
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173 | // Bold font is used by default for better text readability |
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174 | Font_FontAspect AFontAspectType = Font_FA_Bold; |
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175 | Standard_Integer AAspect; |
176 | |
177 | |
178 | aDrawer->GetColor ( MeshVS_DA_TextColor, AColor ); |
179 | aDrawer->GetDouble ( MeshVS_DA_TextExpansionFactor, AExpansionFactor ); |
180 | aDrawer->GetDouble ( MeshVS_DA_TextSpace, ASpace ); |
181 | |
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 ) ) |
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189 | AFontAspectType = (Font_FontAspect)AAspect; |
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190 | |
191 | Handle (Graphic3d_AspectText3d) aTextAspect = new Graphic3d_AspectText3d ( AColor, AFont, AExpansionFactor, ASpace, |
192 | ATextStyle, ADisplayType ); |
193 | aTextAspect->SetTextFontAspect( AFontAspectType ); |
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194 | aTextGroup->SetGroupPrimitivesAspect( aTextAspect ); |
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195 | |
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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; |
202 | |
203 | Standard_Real X, Y, Z; |
204 | |
205 | // subtract the hidden elements and ids to exclude (to minimise allocated memory) |
206 | TColStd_PackedMapOfInteger anIDs; |
207 | anIDs.Assign( IDs ); |
208 | if ( IsElement ) |
209 | { |
210 | Handle(TColStd_HPackedMapOfInteger) aHiddenElems = myParentMesh->GetHiddenElems(); |
211 | if ( !aHiddenElems.IsNull() ) |
212 | anIDs.Subtract( aHiddenElems->Map() ); |
213 | } |
214 | anIDs.Subtract( IDsToExclude ); |
215 | |
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216 | NCollection_Sequence<Graphic3d_Vec3> aPnts; |
217 | for (TColStd_MapIteratorOfPackedMapOfInteger it (anIDs); it.More(); it.Next()) |
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218 | { |
219 | Standard_Integer aKey = it.Key(); |
220 | if( GetText ( IsElement, aKey, aStr ) ) |
221 | { |
222 | if( aSource->GetGeom ( aKey, IsElement, aCoords, NbNodes, aType ) ) |
223 | { |
224 | if( aType == MeshVS_ET_Node ) |
225 | { |
226 | X = aCoords(1); |
227 | Y = aCoords(2); |
228 | Z = aCoords(3); |
229 | } |
230 | else if( aType == MeshVS_ET_Link || |
231 | aType == MeshVS_ET_Face || |
232 | aType == MeshVS_ET_Volume ) |
233 | { |
234 | if( IsElement && IsExcludingOn() ) |
235 | IDsToExclude.Add( aKey ); |
236 | X = Y = Z = 0; |
237 | for ( Standard_Integer i=1; i<=NbNodes; i++ ) |
238 | { |
239 | X += aCoords (3*i-2); |
240 | Y += aCoords (3*i-1); |
241 | Z += aCoords (3*i); |
242 | } |
243 | X /= Standard_Real ( NbNodes ); |
244 | Y /= Standard_Real ( NbNodes ); |
245 | Z /= Standard_Real ( NbNodes ); |
246 | } |
247 | else |
248 | { |
249 | aCustomElements.Add( aKey ); |
250 | continue; |
251 | } |
252 | |
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253 | aPnts.Append (Graphic3d_Vec3 ((float )X, (float )Y, (float )Z)); |
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254 | Graphic3d_Vertex aPoint (X, Y, Z); |
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255 | aTextGroup->Text (aStr.ToCString(), aPoint, aHeight); |
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256 | } |
257 | } |
258 | } |
259 | |
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260 | if (!aPnts.IsEmpty()) |
261 | { |
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()) |
265 | { |
266 | const Graphic3d_Vec3& aPnt = aPntIter.Value(); |
267 | anArrayOfPoints->AddVertex (aPnt.x(), aPnt.y(), aPnt.z()); |
268 | } |
269 | Handle (Graphic3d_AspectMarker3d) anAspectMarker3d = new Graphic3d_AspectMarker3d (Aspect_TOM_POINT, Quantity_NOC_GRAY, 1.0); |
270 | aMarkerGroup->SetGroupPrimitivesAspect (anAspectMarker3d); |
271 | aMarkerGroup->AddPrimitiveArray (anArrayOfPoints); |
272 | } |
273 | |
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274 | if (!aCustomElements.IsEmpty()) |
275 | CustomBuild ( Prs, aCustomElements, IDsToExclude, theDisplayMode ); |
276 | } |