b311480e |
1 | // Created on: 1995-12-08 |
2 | // Created by: Jean Yves LEBEY |
3 | // Copyright (c) 1995-1999 Matra Datavision |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | // |
6 | // The content of this file is subject to the Open CASCADE Technology Public |
7 | // License Version 6.5 (the "License"). You may not use the content of this file |
8 | // except in compliance with the License. Please obtain a copy of the License |
9 | // at http://www.opencascade.org and read it completely before using this file. |
10 | // |
11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
13 | // |
14 | // The Original Code and all software distributed under the License is |
15 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
16 | // Initial Developer hereby disclaims all such warranties, including without |
17 | // limitation, any warranties of merchantability, fitness for a particular |
18 | // purpose or non-infringement. Please see the License for the specific terms |
19 | // and conditions governing the rights and limitations under the License. |
20 | |
7fd59977 |
21 | |
22 | #include <TopOpeBRepDS_PointExplorer.ixx> |
23 | #define MYDS (*((TopOpeBRepDS_DataStructure*)myDS)) |
24 | |
25 | //======================================================================= |
26 | //function : TopOpeBRepDS_PointExplorer |
27 | //purpose : |
28 | //======================================================================= |
29 | |
30 | TopOpeBRepDS_PointExplorer::TopOpeBRepDS_PointExplorer() |
31 | : myIndex(1), |
32 | myMax(0), |
33 | myDS(NULL), |
34 | myFound(Standard_False), |
35 | myFindKeep(Standard_False) |
36 | { |
37 | } |
38 | |
39 | //======================================================================= |
40 | //function : TopOpeBRepDS_PointExplorer |
41 | //purpose : |
42 | //======================================================================= |
43 | |
44 | TopOpeBRepDS_PointExplorer::TopOpeBRepDS_PointExplorer |
45 | (const TopOpeBRepDS_DataStructure& DS, |
46 | const Standard_Boolean FindKeep) |
47 | { |
48 | Init(DS,FindKeep); |
49 | } |
50 | |
51 | //======================================================================= |
52 | //function : Init |
53 | //purpose : |
54 | //======================================================================= |
55 | |
56 | void TopOpeBRepDS_PointExplorer::Init |
57 | (const TopOpeBRepDS_DataStructure& DS, |
58 | const Standard_Boolean FindKeep) |
59 | { |
60 | myIndex = 1; |
61 | myMax = DS.NbPoints(); |
62 | myDS = (TopOpeBRepDS_DataStructure*)&DS; |
63 | myFindKeep = FindKeep; |
64 | Find(); |
65 | } |
66 | |
67 | |
68 | //======================================================================= |
69 | //function : Find |
70 | //purpose : |
71 | //======================================================================= |
72 | |
73 | void TopOpeBRepDS_PointExplorer::Find() |
74 | { |
75 | myFound = Standard_False; |
76 | while (myIndex <= myMax) { |
77 | if (myFindKeep) { |
78 | myFound = IsPointKeep(myIndex); |
79 | } |
80 | else { |
81 | myFound = IsPoint(myIndex); |
82 | } |
83 | if (myFound) break; |
84 | else myIndex++; |
85 | } |
86 | } |
87 | |
88 | //======================================================================= |
89 | //function : More |
90 | //purpose : |
91 | //======================================================================= |
92 | |
93 | Standard_Boolean TopOpeBRepDS_PointExplorer::More() const |
94 | { |
95 | return myFound; |
96 | } |
97 | |
98 | //======================================================================= |
99 | //function : Next |
100 | //purpose : |
101 | //======================================================================= |
102 | |
103 | void TopOpeBRepDS_PointExplorer::Next() |
104 | { |
105 | myIndex++; |
106 | Find(); |
107 | } |
108 | |
109 | //======================================================================= |
110 | //function : Point |
111 | //purpose : |
112 | //======================================================================= |
113 | |
114 | const TopOpeBRepDS_Point& TopOpeBRepDS_PointExplorer::Point()const |
115 | { |
116 | if ( myFound ) { |
117 | return MYDS.Point(myIndex); |
118 | } |
119 | else { |
120 | return myEmpty; |
121 | } |
122 | } |
123 | |
124 | //======================================================================= |
125 | //function : IsPoint |
126 | //purpose : |
127 | //======================================================================= |
128 | |
129 | Standard_Boolean TopOpeBRepDS_PointExplorer::IsPoint |
130 | (const Standard_Integer I)const |
131 | { |
132 | Standard_Boolean b = MYDS.myPoints.IsBound(I); |
133 | return b; |
134 | } |
135 | |
136 | //======================================================================= |
137 | //function : IsPointKeep |
138 | //purpose : |
139 | //======================================================================= |
140 | |
141 | Standard_Boolean TopOpeBRepDS_PointExplorer::IsPointKeep |
142 | (const Standard_Integer I)const |
143 | { |
144 | Standard_Boolean b = MYDS.myPoints.IsBound(I); |
145 | if (b) b = MYDS.Point(I).Keep(); |
146 | return b; |
147 | } |
148 | |
149 | |
150 | //======================================================================= |
151 | //function : Point |
152 | //purpose : |
153 | //======================================================================= |
154 | |
155 | const TopOpeBRepDS_Point& TopOpeBRepDS_PointExplorer::Point |
156 | (const Standard_Integer I)const |
157 | { |
158 | if ( IsPoint(I) ) { |
159 | return MYDS.Point(I); |
160 | } |
161 | else { |
162 | return myEmpty; |
163 | } |
164 | } |
165 | |
166 | //======================================================================= |
167 | //function : NbPoint |
168 | //purpose : |
169 | //======================================================================= |
170 | |
171 | Standard_Integer TopOpeBRepDS_PointExplorer::NbPoint() |
172 | { |
173 | myIndex = 1; myMax = MYDS.NbPoints(); |
174 | Find(); |
175 | Standard_Integer n = 0; |
176 | for (; More(); Next() ) n++; |
177 | return n; |
178 | } |
179 | |
180 | //======================================================================= |
181 | //function : Index |
182 | //purpose : |
183 | //======================================================================= |
184 | |
185 | Standard_Integer TopOpeBRepDS_PointExplorer::Index()const |
186 | { |
187 | return myIndex; |
188 | } |