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1 | // Created on: 1993-10-25 |
2 | // Created by: Jean Marc LACHAUME |
3 | // Copyright (c) 1993-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _Geom2dHatch_Hatcher_HeaderFile |
18 | #define _Geom2dHatch_Hatcher_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_DefineAlloc.hxx> |
22 | #include <Standard_Handle.hxx> |
23 | |
24 | #include <Geom2dHatch_Intersector.hxx> |
25 | #include <Standard_Real.hxx> |
26 | #include <Standard_Boolean.hxx> |
27 | #include <Standard_Integer.hxx> |
28 | #include <Geom2dHatch_Elements.hxx> |
29 | #include <Geom2dHatch_Hatchings.hxx> |
30 | #include <TopAbs_Orientation.hxx> |
31 | #include <HatchGen_ErrorStatus.hxx> |
32 | class Standard_NoSuchObject; |
33 | class Standard_OutOfRange; |
34 | class StdFail_NotDone; |
35 | class Geom2dHatch_Intersector; |
36 | class Geom2dHatch_Element; |
37 | class Geom2dAdaptor_Curve; |
38 | class Geom2dHatch_Hatching; |
39 | class HatchGen_PointOnHatching; |
40 | class HatchGen_Domain; |
41 | |
42 | |
43 | |
44 | class Geom2dHatch_Hatcher |
45 | { |
46 | public: |
47 | |
48 | DEFINE_STANDARD_ALLOC |
49 | |
50 | |
51 | //! Returns an empty hatcher. |
52 | Standard_EXPORT Geom2dHatch_Hatcher(const Geom2dHatch_Intersector& Intersector, const Standard_Real Confusion2d, const Standard_Real Confusion3d, const Standard_Boolean KeepPnt = Standard_False, const Standard_Boolean KeepSeg = Standard_False); |
53 | |
54 | //! Sets the associated intersector. |
55 | Standard_EXPORT void Intersector (const Geom2dHatch_Intersector& Intersector); |
56 | |
57 | //! Returns the associated intersector. |
58 | const Geom2dHatch_Intersector& Intersector(); |
59 | |
60 | //! Returns the associated intersector. |
61 | Geom2dHatch_Intersector& ChangeIntersector(); |
62 | |
63 | //! Sets the confusion tolerance. |
64 | Standard_EXPORT void Confusion2d (const Standard_Real Confusion); |
65 | |
66 | //! Returns the 2d confusion tolerance, i.e. the value under |
67 | //! which two points are considered identical in the |
68 | //! parametric space of the hatching. |
69 | Standard_Real Confusion2d() const; |
70 | |
71 | //! Sets the confusion tolerance. |
72 | Standard_EXPORT void Confusion3d (const Standard_Real Confusion); |
73 | |
74 | //! Returns the 3d confusion tolerance, i.e. the value under |
75 | //! which two points are considered identical in the |
76 | //! 3d space of the hatching. |
77 | Standard_Real Confusion3d() const; |
78 | |
79 | //! Sets the above flag. |
80 | Standard_EXPORT void KeepPoints (const Standard_Boolean Keep); |
81 | |
82 | //! Returns the flag about the points consideration. |
83 | Standard_Boolean KeepPoints() const; |
84 | |
85 | //! Sets the above flag. |
86 | Standard_EXPORT void KeepSegments (const Standard_Boolean Keep); |
87 | |
88 | //! Returns the flag about the segments consideration. |
89 | Standard_Boolean KeepSegments() const; |
90 | |
91 | //! Removes all the hatchings and all the elements. |
92 | void Clear(); |
93 | |
94 | //! Returns the curve associated to the IndE-th element. |
95 | const Geom2dAdaptor_Curve& ElementCurve (const Standard_Integer IndE) const; |
96 | |
97 | //! Adds an element to the hatcher and returns its index. |
98 | Standard_EXPORT Standard_Integer AddElement (const Geom2dAdaptor_Curve& Curve, const TopAbs_Orientation Orientation = TopAbs_FORWARD); |
99 | |
100 | //! Removes the IndE-th element from the hatcher. |
101 | Standard_EXPORT void RemElement (const Standard_Integer IndE); |
102 | |
103 | //! Removes all the elements from the hatcher. |
104 | Standard_EXPORT void ClrElements(); |
105 | |
106 | //! Returns the curve associated to the IndH-th hatching. |
107 | const Geom2dAdaptor_Curve& HatchingCurve (const Standard_Integer IndH) const; |
108 | |
109 | //! Adds a hatching to the hatcher and returns its index. |
110 | Standard_EXPORT Standard_Integer AddHatching (const Geom2dAdaptor_Curve& Curve); |
111 | |
112 | //! Removes the IndH-th hatching from the hatcher. |
113 | Standard_EXPORT void RemHatching (const Standard_Integer IndH); |
114 | |
115 | //! Removes all the hatchings from the hatcher. |
116 | Standard_EXPORT void ClrHatchings(); |
117 | |
118 | //! Returns the number of intersection points of |
119 | //! the IndH-th hatching. |
120 | Standard_Integer NbPoints (const Standard_Integer IndH) const; |
121 | |
122 | //! Returns the IndP-th intersection point of the |
123 | //! IndH-th hatching. |
124 | const HatchGen_PointOnHatching& Point (const Standard_Integer IndH, const Standard_Integer IndP) const; |
125 | |
126 | //! Trims all the hatchings of the hatcher by all the |
127 | //! elements of the hatcher. |
128 | Standard_EXPORT void Trim(); |
129 | |
130 | //! Adds a hatching to the hatcher and trims it by |
131 | //! the elements already given and returns its index. |
132 | Standard_EXPORT Standard_Integer Trim (const Geom2dAdaptor_Curve& Curve); |
133 | |
134 | //! Trims the IndH-th hatching by the elements |
135 | //! already given. |
136 | Standard_EXPORT void Trim (const Standard_Integer IndH); |
137 | |
138 | //! Computes the domains of all the hatchings. |
139 | Standard_EXPORT void ComputeDomains(); |
140 | |
141 | //! Computes the domains of the IndH-th hatching. |
142 | Standard_EXPORT void ComputeDomains (const Standard_Integer IndH); |
143 | |
144 | //! Returns the fact that the intersections were computed |
145 | //! for the IndH-th hatching. |
146 | Standard_Boolean TrimDone (const Standard_Integer IndH) const; |
147 | |
148 | //! Returns the fact that the intersections failed |
149 | //! for the IndH-th hatching. |
150 | Standard_Boolean TrimFailed (const Standard_Integer IndH) const; |
151 | |
152 | //! Returns the fact that the domains were computed |
153 | //! for all the hatchings. |
154 | Standard_Boolean IsDone() const; |
155 | |
156 | //! Returns the fact that the domains were computed |
157 | //! for the IndH-th hatching. |
158 | Standard_EXPORT Standard_Boolean IsDone (const Standard_Integer IndH) const; |
159 | |
160 | //! Returns the status about the IndH-th hatching. |
161 | HatchGen_ErrorStatus Status (const Standard_Integer IndH) const; |
162 | |
163 | //! Returns the number of domains of the IndH-th hatching. |
164 | //! Only ONE "INFINITE" domain means that the hatching is |
165 | //! fully included in the contour defined by the elements. |
166 | Standard_Integer NbDomains (const Standard_Integer IndH) const; |
167 | |
168 | //! Returns the IDom-th domain of the IndH-th hatching. |
169 | Standard_EXPORT const HatchGen_Domain& Domain (const Standard_Integer IndH, const Standard_Integer IDom) const; |
170 | |
171 | //! Dump the hatcher. |
172 | Standard_EXPORT void Dump() const; |
173 | |
174 | |
175 | |
176 | |
177 | protected: |
178 | |
179 | |
180 | //! Returns the IndE-th element. |
181 | Geom2dHatch_Element& Element (const Standard_Integer IndE); |
182 | |
183 | //! Returns the IndH-th hatching. |
184 | Geom2dHatch_Hatching& Hatching (const Standard_Integer IndH); |
185 | |
186 | |
187 | |
188 | |
189 | private: |
190 | |
191 | |
192 | //! Trims the IndH-th hatching of the hatcher by the |
193 | //! IndE-th element. |
194 | Standard_EXPORT Standard_Boolean Trim (const Standard_Integer IndH, const Standard_Integer IndE); |
195 | |
196 | //! Sets the global transition (the before and after |
197 | //! states and segment extremities flags) of the point. |
198 | Standard_EXPORT Standard_Boolean GlobalTransition (HatchGen_PointOnHatching& Point); |
199 | |
200 | |
201 | Geom2dHatch_Intersector myIntersector; |
202 | Standard_Real myConfusion2d; |
203 | Standard_Real myConfusion3d; |
204 | Standard_Boolean myKeepPoints; |
205 | Standard_Boolean myKeepSegments; |
206 | Standard_Integer myNbElements; |
207 | Geom2dHatch_Elements myElements; |
208 | Standard_Integer myNbHatchings; |
209 | Geom2dHatch_Hatchings myHatchings; |
210 | |
211 | |
212 | }; |
213 | |
214 | |
215 | #include <Geom2dHatch_Hatcher.lxx> |
216 | |
217 | |
218 | |
219 | |
220 | |
221 | #endif // _Geom2dHatch_Hatcher_HeaderFile |