Developer Documentation

PropertyNameListModel.cc
1 /*===========================================================================*\
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40 \*===========================================================================*/
41
42
43
44 #include "PropertyNameListModel.hh"
45
46 #include <OpenMesh/Core/Utils/Property.hh>
47 #include <ACG/Math/VectorT.hh>
48 #include <ACG/Math/Matrix3x3T.hh>
49
50 #include <iostream>
51
52 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_bool =
53 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<bool>), "bool");
54 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_int =
55 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<int>), "int");
56 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_uint =
57 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<unsigned int>), "unsigned int");
58 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_double =
59 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<double>), "double");
60 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec3d =
61 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec3d>), "Vec3d");
62 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec3f =
63 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec3f>), "Vec3f");
64 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec2d =
65 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec2d>), "Vec2d");
66 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec2f =
67 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec2f>), "Vec2f");
68 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Matrix3x3d =
69 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Matrix3x3d>), "Matrix3x3d");
70
71 #ifdef ENABLE_SKELETON_SUPPORT
72 #include <ObjectTypes/Skeleton/BaseSkin.hh>
73 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_SkinWeights =
74 PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<BaseSkin::SkinWeights>), "SkinWeights");
75 #endif
76
77 /*
78 * I'd love to do this with boost::assign but I'm not allowed to. :-(
79 */
80
81 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::prop_types[] = {
82 proptype_bool,
83 proptype_int,
84 proptype_uint,
85 proptype_double,
86 proptype_Vec3d,
87 proptype_Vec3f,
88 proptype_Vec2d,
89 proptype_Vec2f,
90 #ifdef ENABLE_SKELETON_SUPPORT
91 proptype_SkinWeights,
92 #endif
93 };
94
95 #ifdef ENABLE_SKELETON_SUPPORT
96 const PropertyNameListModel::TYPE_INFO_SET PropertyNameListModel::sane_prop_types(prop_types, prop_types + 9);
97 #else
98 const PropertyNameListModel::TYPE_INFO_SET PropertyNameListModel::sane_prop_types(prop_types, prop_types + 8);
99 #endif
100
101 const char *PropertyNameListModel::entity2str(ENTITY_FILTER entity) {
102 switch (entity) {
103 case EF_EDGE:
104 return "→";
105 case EF_FACE:
106 return "△";
107 case EF_HALFEDGE:
108 return "⇀";
109 case EF_VERTEX:
110 return "•";
111 default:
112 return "error";
113 }
114 }
115
116
117 PropertyNameListModel::PropertyNameListModel(QObject *parent) :
118 QAbstractListModel(parent) {
119 }
120
121 PropertyNameListModel::~PropertyNameListModel() {
122 }
123
124 int PropertyNameListModel::rowCount(const QModelIndex & parent) const {
125 return propList_.size();
126 }
127
128 QVariant PropertyNameListModel::data(const QModelIndex & index, int role) const {
129 switch (role) {
130 case Qt::DisplayRole:
131 return propList_[index.row()].toString();
132 default:
133 return QVariant::Invalid;
134 }
135 }
136
137 QVariant PropertyNameListModel::headerData(int section, Qt::Orientation orientation, int role) const {
138 switch (role) {
139 case Qt::DisplayRole:
140 return tr("Some header. %1 %2").arg(section).arg(orientation);
141 break;
142 default:
143 return QAbstractListModel::headerData(section, orientation, role);
144 }
145 }
146
147 namespace {
148 class InsDel {
149 public:
150 enum OP { INS, DEL };
151 InsDel(OP op, int first, int count, int before) : op(op), first(first), count(count), before(before) {}
152 OP op;
153 int first, count, before;
154 };
155 }
156
157 bool PropertyNameListModel::tryInsertionsDeletions(std::vector<PROP_INFO> &propList) {
158
159 std::vector<InsDel> result;
160 typedef std::vector<PROP_INFO>::iterator IT;
161 int correction = 0;
162 IT oldIt, newIt;
163 for (oldIt = propList_.begin(), newIt = propList.begin(); oldIt < propList_.end() && newIt < propList.end(); ++oldIt, ++newIt) {
164 if (*oldIt == *newIt) continue;
165 const IT nextNew = std::find(newIt+1, propList.end(), *oldIt);
166 if (nextNew != propList.end()) {
167 const int count = std::distance(newIt, nextNew);
168 result.push_back(InsDel(InsDel::INS, std::distance(propList.begin(), newIt), count, std::distance(propList_.begin(), oldIt) + correction));
169 correction += count;
170 newIt += count;
171 continue;
172 }
173 const IT nextOld = std::find(oldIt+1, propList_.end(), *newIt);
174 if (nextOld != propList_.end()) {
175 const int count = std::distance(oldIt, nextOld);
176 result.push_back(InsDel(InsDel::DEL, std::distance(propList_.begin(), oldIt) + correction, count, 0));
177 correction -= count;
178 oldIt += count;
179 continue;
180 }
181 return false;
182 }
183 if (oldIt < propList_.end() && newIt < propList.end()) {
184 return false;
185 }
186
187 if (oldIt < propList_.end())
188 result.push_back(InsDel(InsDel::DEL, std::distance(propList_.begin(), oldIt) + correction, std::distance(oldIt, propList_.end()), 0));
189 if (newIt < propList.end())
190 result.push_back(InsDel(InsDel::INS, std::distance(propList.begin(), newIt), std::distance(newIt, propList.end()), propList_.size() + correction));
191
192 for (std::vector<InsDel>::iterator it = result.begin(); it != result.end(); ++it) {
193 if (it->op == InsDel::INS) {
194 beginInsertRows(QModelIndex(), it->before, it->before + it->count - 1);
195 propList_.insert(propList_.begin() + it->before, propList.begin() + it->first, propList.begin() + it->first + it->count);
196 endInsertRows();
197 } else {
198 beginRemoveRows(QModelIndex(), it->first, it->first + it->count - 1);
199 propList_.erase(propList_.begin() + it->first, propList_.begin() + it->first + it->count);
200 endRemoveRows();
201 }
202 }
203
204 if (propList_ != propList) {
205 std::cerr << "Apparently, the function PropertyNameListModel::tryInsertionsDeletions() has an implementation error." << std::endl;
206 throw std::logic_error("Apparently, the function PropertyNameListModel::tryInsertionsDeletions() has an implementation error.");
207 }
208
209 return true;
210 }
OpenMesh::PropertyT< bool >
Definition: Property.hh:224
PropertyNameListModel::tryInsertionsDeletions
bool tryInsertionsDeletions(std::vector< PROP_INFO > &propList)
Definition: PropertyNameListModel.cc:157
OpenMesh::PropertyT
Default property class for any type T.
Definition: Property.hh:89
PropertyNameListModel::TypeInfoWrapper
Definition: PropertyNameListModel.hh:66