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1 | // Created on: 2008-06-21 |
2 | // Created by: Vladislav ROMASHKO |
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3 | // Copyright (c) 2008-2014 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 <Standard_GUID.hxx> |
18 | #include <Standard_NoSuchObject.hxx> |
19 | #include <TColStd_MapIteratorOfMapOfInteger.hxx> |
20 | #include <TDF_Label.hxx> |
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21 | #include <TDF_LabelList.hxx> |
22 | #include <TDF_ListIteratorOfLabelList.hxx> |
23 | #include <TDF_MapIteratorOfLabelMap.hxx> |
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24 | #include <TFunction_DataMapIteratorOfDataMapOfLabelListOfLabel.hxx> |
25 | #include <TFunction_DataMapOfLabelListOfLabel.hxx> |
26 | #include <TFunction_DoubleMapIteratorOfDoubleMapOfIntegerLabel.hxx> |
27 | #include <TFunction_Driver.hxx> |
28 | #include <TFunction_DriverTable.hxx> |
29 | #include <TFunction_Function.hxx> |
30 | #include <TFunction_GraphNode.hxx> |
31 | #include <TFunction_IFunction.hxx> |
32 | #include <TFunction_Logbook.hxx> |
33 | #include <TFunction_Scope.hxx> |
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34 | |
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35 | //======================================================================= |
36 | //function : NewFunction |
37 | //purpose : Static method to create a new function. |
38 | //======================================================================= |
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39 | Standard_Boolean TFunction_IFunction::NewFunction(const TDF_Label& L, const Standard_GUID& ID) |
40 | { |
41 | // Set Function (ID, code of failure) |
42 | TFunction_Function::Set(L, ID)->SetFailure(0); |
43 | |
44 | // Set graph node (dependencies, status) |
45 | Handle(TFunction_GraphNode) graphNode = TFunction_GraphNode::Set(L); |
46 | graphNode->RemoveAllPrevious(); |
47 | graphNode->RemoveAllNext(); |
48 | graphNode->SetStatus(TFunction_ES_WrongDefinition); |
49 | |
50 | // Check presence of the function in the current scope |
51 | TFunction_Scope::Set(L)->AddFunction(L); |
52 | |
53 | return TFunction_DriverTable::Get()->HasDriver(ID); |
54 | } |
55 | |
56 | //======================================================================= |
57 | //function : DeleteFunction |
58 | //purpose : Static method to delete a function. |
59 | //======================================================================= |
60 | |
61 | Standard_Boolean TFunction_IFunction::DeleteFunction(const TDF_Label& L) |
62 | { |
63 | // Delete Function |
64 | Handle(TFunction_Function) func; |
65 | if (L.FindAttribute(TFunction_Function::GetID(), func)) |
66 | L.ForgetAttribute(func); |
67 | |
68 | // Take the scope of functions |
69 | Handle(TFunction_Scope) scope = TFunction_Scope::Set(L); |
70 | const Standard_Integer funcID = scope->GetFunctions().Find2(L); |
71 | |
72 | // Delete graph node |
73 | Handle(TFunction_GraphNode) graphNode; |
74 | if (L.FindAttribute(TFunction_GraphNode::GetID(), graphNode)) |
75 | { |
76 | const TColStd_MapOfInteger& prev = graphNode->GetPrevious(); |
77 | const TColStd_MapOfInteger& next = graphNode->GetNext(); |
78 | // Disconnect previous functions |
79 | TColStd_MapIteratorOfMapOfInteger itrm(prev); |
80 | for (; itrm.More(); itrm.Next()) |
81 | { |
82 | const Standard_Integer ID = itrm.Key(); |
83 | const TDF_Label& La = scope->GetFunctions().Find1(ID); |
84 | Handle(TFunction_GraphNode) G; |
85 | if (La.FindAttribute(TFunction_GraphNode::GetID(), G)) |
86 | { |
87 | G->RemoveNext(funcID); |
88 | } |
89 | } |
90 | // Disconnect next functions |
91 | for (itrm.Initialize(next); itrm.More(); itrm.Next()) |
92 | { |
93 | const Standard_Integer ID = itrm.Key(); |
94 | const TDF_Label& La = scope->GetFunctions().Find1(ID); |
95 | Handle(TFunction_GraphNode) G; |
96 | if (La.FindAttribute(TFunction_GraphNode::GetID(), G)) |
97 | { |
98 | G->RemovePrevious(funcID); |
99 | } |
100 | } |
101 | |
102 | L.ForgetAttribute(graphNode); |
103 | } |
104 | |
105 | // Delete the function from the current scope of functions. |
106 | scope->RemoveFunction(L); |
107 | |
108 | return Standard_True; |
109 | } |
110 | |
111 | //======================================================================= |
112 | //function : UpdateDependencies |
113 | //purpose : Updates the dependencies of all functions. |
114 | //======================================================================= |
115 | |
116 | Standard_Boolean TFunction_IFunction::UpdateDependencies(const TDF_Label& Access) |
117 | { |
118 | // Take the scope of functions. |
119 | Handle(TFunction_Scope) scope = TFunction_Scope::Set(Access); |
120 | |
121 | // Make a data map of function - results. |
122 | TFunction_DataMapOfLabelListOfLabel table; |
123 | TFunction_DoubleMapIteratorOfDoubleMapOfIntegerLabel itrm(scope->GetFunctions()); |
124 | for (; itrm.More(); itrm.Next()) |
125 | { |
126 | // Label of the function |
127 | const TDF_Label& L = itrm.Key2(); |
128 | TFunction_IFunction iFunction(L); |
129 | |
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130 | // Take the driver. |
131 | Handle(TFunction_Driver) driver = iFunction.GetDriver(); |
132 | |
133 | // Take the results. |
134 | TDF_LabelList res; |
135 | driver->Results(res); |
136 | |
137 | // Fill-in the table |
138 | table.Bind(L, res); |
139 | |
140 | // Clean the graph node |
141 | Handle(TFunction_GraphNode) graphNode = iFunction.GetGraphNode(); |
142 | graphNode->RemoveAllPrevious(); |
143 | graphNode->RemoveAllNext(); |
144 | } |
145 | |
146 | // Update previous and next functions for each function of the scope |
147 | TFunction_DataMapIteratorOfDataMapOfLabelListOfLabel itrd; |
148 | for (itrm.Initialize(scope->GetFunctions()); itrm.More(); itrm.Next()) |
149 | { |
150 | // Label of the functions |
151 | const TDF_Label& L = itrm.Key2(); |
152 | TFunction_IFunction iFunction(L); |
153 | |
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154 | // Take the driver. |
155 | Handle(TFunction_Driver) driver = iFunction.GetDriver(); |
156 | |
157 | // Take the arguments. |
158 | TDF_LabelList args; |
159 | driver->Arguments(args); |
160 | |
161 | // Make a map of arguments |
162 | TDF_LabelMap argsMap; |
163 | TDF_ListIteratorOfLabelList itrl(args); |
164 | for (; itrl.More(); itrl.Next()) |
165 | argsMap.Add(itrl.Value()); |
166 | |
167 | // ID of the function |
168 | const Standard_Integer funcID = itrm.Key1(); |
169 | |
170 | // Find the functions, which produce the arguments of this function. |
171 | for (itrd.Initialize(table); itrd.More(); itrd.Next()) |
172 | { |
173 | const TDF_Label& anotherL = itrd.Key(); |
174 | if (L == anotherL) |
175 | continue; |
176 | const TDF_LabelList& anotherRes = itrd.Value(); |
177 | |
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178 | for (itrl.Initialize(anotherRes); itrl.More(); itrl.Next()) |
179 | { |
180 | if (argsMap.Contains(itrl.Value())) |
181 | { |
182 | iFunction.GetGraphNode()->AddPrevious(anotherL); |
183 | |
184 | TFunction_IFunction iAnotherFunction(anotherL); |
185 | iAnotherFunction.GetGraphNode()->AddNext(funcID); |
186 | } |
187 | } |
188 | } |
189 | } |
190 | |
191 | return Standard_True; |
192 | } |
193 | |
194 | //======================================================================= |
195 | //function : Create |
196 | //purpose : Constructor |
197 | //======================================================================= |
198 | |
199 | TFunction_IFunction::TFunction_IFunction() |
200 | { |
201 | |
202 | } |
203 | |
204 | //======================================================================= |
205 | //function : Create |
206 | //purpose : Constructor |
207 | //======================================================================= |
208 | |
209 | TFunction_IFunction::TFunction_IFunction(const TDF_Label& L) |
210 | { |
211 | Init(L); |
212 | } |
213 | |
214 | //======================================================================= |
215 | //function : Init |
216 | //purpose : Initializes the interface. |
217 | //======================================================================= |
218 | |
219 | void TFunction_IFunction::Init(const TDF_Label& L) |
220 | { |
221 | myLabel = L; |
222 | } |
223 | |
224 | //======================================================================= |
225 | //function : Label |
226 | //purpose : Returns the label of the interface. |
227 | //======================================================================= |
228 | |
229 | const TDF_Label& TFunction_IFunction::Label() const |
230 | { |
231 | return myLabel; |
232 | } |
233 | |
234 | //======================================================================= |
235 | //function : UpdateDependencies |
236 | //purpose : Updates the dependencies of this function only. |
237 | //======================================================================= |
238 | |
239 | Standard_Boolean TFunction_IFunction::UpdateDependencies() const |
240 | { |
241 | // Take the arguments & results of the functions |
242 | TDF_LabelList args, res; |
243 | Handle(TFunction_Driver) D = GetDriver(); |
244 | D->Arguments(args); |
245 | D->Results(res); |
246 | |
247 | // Insert the arguments and results into maps for fast searching. |
248 | TDF_LabelMap argsMap, resMap; |
249 | TDF_ListIteratorOfLabelList itrl(args); |
250 | for (; itrl.More(); itrl.Next()) |
251 | { |
252 | argsMap.Add(itrl.Value()); |
253 | } |
254 | for (itrl.Initialize(res); itrl.More(); itrl.Next()) |
255 | { |
256 | resMap.Add(itrl.Value()); |
257 | } |
258 | |
259 | // Consider all other functions checking their attitude to this function. |
260 | Handle(TFunction_Scope) scope = TFunction_Scope::Set(myLabel); |
261 | TFunction_DoubleMapIteratorOfDoubleMapOfIntegerLabel itrm(scope->GetFunctions()); |
262 | for (; itrm.More(); itrm.Next()) |
263 | { |
264 | const TDF_Label& L = itrm.Key2(); |
265 | if (L == myLabel) |
266 | continue; |
267 | TFunction_IFunction iFunc(L); |
268 | D = iFunc.GetDriver(); |
269 | |
270 | // Arguments of another function |
271 | args.Clear(); |
272 | D->Arguments(args); |
273 | |
274 | // Check presence of the arguments in results of our function |
275 | for (itrl.Initialize(args); itrl.More(); itrl.Next()) |
276 | { |
277 | if (resMap.Contains(itrl.Value())) |
278 | { |
279 | // Our function is a previous one for this function. |
280 | GetGraphNode()->AddNext(scope->GetFunctions().Find2(L)); |
281 | iFunc.GetGraphNode()->AddPrevious(scope->GetFunctions().Find2(myLabel)); |
282 | } |
283 | } |
284 | |
285 | // Results of another function |
286 | res.Clear(); |
287 | D->Results(res); |
288 | |
289 | // Check presence of the results in arguments of our function |
290 | for (itrl.Initialize(res); itrl.More(); itrl.Next()) |
291 | { |
292 | if (argsMap.Contains(itrl.Value())) |
293 | { |
294 | // Our function is a next one for this function. |
295 | GetGraphNode()->AddPrevious(scope->GetFunctions().Find2(L)); |
296 | iFunc.GetGraphNode()->AddNext(scope->GetFunctions().Find2(myLabel)); |
297 | } |
298 | } |
299 | } |
300 | |
301 | return Standard_True; |
302 | } |
303 | |
304 | //======================================================================= |
305 | //function : Arguments |
306 | //purpose : The method fills-in the list by labels, |
307 | // where the arguments of the function are located. |
308 | //======================================================================= |
309 | |
310 | void TFunction_IFunction::Arguments(TDF_LabelList& args) const |
311 | { |
312 | Handle(TFunction_Driver) driver = GetDriver(); |
313 | driver->Arguments(args); |
314 | } |
315 | |
316 | //======================================================================= |
317 | //function : Results |
318 | //purpose : The method fills-in the list by labels, |
319 | // where the results of the function are located. |
320 | //======================================================================= |
321 | |
322 | void TFunction_IFunction::Results(TDF_LabelList& res) const |
323 | { |
324 | Handle(TFunction_Driver) driver = GetDriver(); |
325 | driver->Results(res); |
326 | } |
327 | |
328 | //======================================================================= |
329 | //function : GetPrevious |
330 | //purpose : Returns a list of previous functions. |
331 | //======================================================================= |
332 | |
333 | void TFunction_IFunction::GetPrevious(TDF_LabelList& prev) const |
334 | { |
335 | Handle(TFunction_GraphNode) graph = GetGraphNode(); |
336 | const TColStd_MapOfInteger& map = graph->GetPrevious(); |
337 | Handle(TFunction_Scope) scope = TFunction_Scope::Set(myLabel); |
338 | |
339 | TColStd_MapIteratorOfMapOfInteger itrm(map); |
340 | for (; itrm.More(); itrm.Next()) |
341 | { |
342 | const Standard_Integer funcID = itrm.Key(); |
343 | if (scope->GetFunctions().IsBound1(funcID)) |
344 | { |
345 | prev.Append(scope->GetFunctions().Find1(funcID)); |
346 | } |
347 | } |
348 | } |
349 | |
350 | //======================================================================= |
351 | //function : GetNext |
352 | //purpose : Returns a list of next functions. |
353 | //======================================================================= |
354 | |
355 | void TFunction_IFunction::GetNext(TDF_LabelList& next) const |
356 | { |
357 | Handle(TFunction_GraphNode) graph = GetGraphNode(); |
358 | const TColStd_MapOfInteger& map = graph->GetNext(); |
359 | Handle(TFunction_Scope) scope = TFunction_Scope::Set(myLabel); |
360 | |
361 | TColStd_MapIteratorOfMapOfInteger itrm(map); |
362 | for (; itrm.More(); itrm.Next()) |
363 | { |
364 | const Standard_Integer funcID = itrm.Key(); |
365 | if (scope->GetFunctions().IsBound1(funcID)) |
366 | { |
367 | next.Append(scope->GetFunctions().Find1(funcID)); |
368 | } |
369 | } |
370 | } |
371 | |
372 | //======================================================================= |
373 | //function : GetStatus |
374 | //purpose : Returns the execution status of the function. |
375 | //======================================================================= |
376 | |
377 | TFunction_ExecutionStatus TFunction_IFunction::GetStatus() const |
378 | { |
379 | Handle(TFunction_GraphNode) graph = GetGraphNode(); |
380 | return graph->GetStatus(); |
381 | } |
382 | |
383 | //======================================================================= |
384 | //function : SetStatus |
385 | //purpose : Defines an execution status for a function. |
386 | //======================================================================= |
387 | |
388 | void TFunction_IFunction::SetStatus(const TFunction_ExecutionStatus status) const |
389 | { |
390 | Handle(TFunction_GraphNode) graph = GetGraphNode(); |
391 | graph->SetStatus(status); |
392 | } |
393 | |
394 | //======================================================================= |
395 | //function : GetFunctions |
396 | //purpose : Returns the scope of functions. |
397 | //======================================================================= |
398 | |
399 | const TFunction_DoubleMapOfIntegerLabel& TFunction_IFunction::GetAllFunctions() const |
400 | { |
401 | return TFunction_Scope::Set(myLabel)->GetFunctions(); |
402 | } |
403 | |
404 | //======================================================================= |
405 | //function : GetLogbook |
406 | //purpose : Returns the Logbook. |
407 | //======================================================================= |
408 | |
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409 | Handle(TFunction_Logbook) TFunction_IFunction::GetLogbook() const |
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410 | { |
411 | return TFunction_Scope::Set(myLabel)->GetLogbook(); |
412 | } |
413 | |
414 | //======================================================================= |
415 | //function : GetDriver |
416 | //purpose : Returns the function driver. |
417 | //======================================================================= |
418 | |
419 | Handle(TFunction_Driver) TFunction_IFunction::GetDriver(const Standard_Integer thread) const |
420 | { |
421 | Handle(TFunction_Driver) driver; |
422 | Handle(TFunction_Function) func; |
423 | if (!myLabel.FindAttribute(TFunction_Function::GetID(), func)) |
424 | Standard_NoSuchObject::Raise("TFunction_IFunction::GetDriver(): A Function is not found attached to this label"); |
425 | if (!TFunction_DriverTable::Get()->FindDriver(func->GetDriverGUID(), driver, thread)) |
426 | Standard_NoSuchObject::Raise("TFunction_IFunction::GetDriver(): A driver is not found for this ID"); |
427 | driver->Init(myLabel); |
428 | return driver; |
429 | } |
430 | |
431 | //======================================================================= |
432 | //function : GetGraphNode |
433 | //purpose : Returns a graph node of the function. |
434 | //======================================================================= |
435 | |
436 | Handle(TFunction_GraphNode) TFunction_IFunction::GetGraphNode() const |
437 | { |
438 | Handle(TFunction_GraphNode) graphNode; |
439 | if (!myLabel.FindAttribute(TFunction_GraphNode::GetID(), graphNode)) |
440 | Standard_NoSuchObject::Raise("TFunction_IFunction::GetStatus(): A graph node is not found attached to this label"); |
441 | return graphNode; |
442 | } |