1 /*
2  Copyright (C) 2010-2014 Kristian Duske
3 
4  This file is part of TrenchBroom.
5 
6  TrenchBroom is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  TrenchBroom is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with TrenchBroom. If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef TrenchBroom_VertexCommand
21 #define TrenchBroom_VertexCommand
22 
23 #include "Model/ModelTypes.h"
24 #include "View/DocumentCommand.h"
25 
26 namespace TrenchBroom {
27     namespace Model {
28         class Snapshot;
29     }
30 
31     namespace View {
32         class VertexHandleManager;
33 
34         class VertexCommand : public DocumentCommand {
35         private:
36             Model::BrushList m_brushes;
37             Model::Snapshot* m_snapshot;
38         protected:
39             VertexCommand(CommandType type, const String& name, const Model::BrushList& brushes);
40         public:
41             virtual ~VertexCommand();
42         protected:
43             static void extractVertexMap(const Model::VertexToBrushesMap& vertices, Model::BrushList& brushes, Model::BrushVerticesMap& brushVertices, Vec3::List& vertexPositions);
44             static void extractEdgeMap(const Model::VertexToEdgesMap& edges, Model::BrushList& brushes, Model::BrushEdgesMap& brushEdges, Edge3::List& edgePositions);
45             static void extractFaceMap(const Model::VertexToFacesMap& faces, Model::BrushList& brushes, Model::BrushFacesMap& brushFaces, Polygon3::List& facePositions);
46         private:
47             bool doPerformDo(MapDocumentCommandFacade* document);
48             bool doPerformUndo(MapDocumentCommandFacade* document);
49             bool doIsRepeatable(MapDocumentCommandFacade* document) const;
50         private:
51             void takeSnapshot();
52             void deleteSnapshot();
53         private:
54             virtual bool doCanDoVertexOperation(const MapDocument* document) const = 0;
55             virtual bool doVertexOperation(MapDocumentCommandFacade* document) = 0;
56         public:
57             void removeBrushes(VertexHandleManager& manager);
58             void addBrushes(VertexHandleManager& manager);
59             void selectNewHandlePositions(VertexHandleManager& manager);
60             void selectOldHandlePositions(VertexHandleManager& manager);
61         private:
62             virtual void doSelectNewHandlePositions(VertexHandleManager& manager, const Model::BrushList& brushes) = 0;
63             virtual void doSelectOldHandlePositions(VertexHandleManager& manager, const Model::BrushList& brushes) = 0;
64         };
65     }
66 }
67 
68 #endif /* defined(TrenchBroom_VertexCommand) */
69