[occt.git] / src / TDF / TDF_Delta.cxx

// Created by: DAUTRY Philippe
// Copyright (c) 1997-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

//      	-------------
// Version:	0.0
//Version	Date		Purpose
//		0.0	Sep  8 1997	Creation

#include <Standard_OutOfRange.hxx>
#include <Standard_Dump.hxx>
#include <Standard_Type.hxx>
#include <TCollection_ExtendedString.hxx>
#include <TDF_AttributeDelta.hxx>
#include <TDF_Data.hxx>
#include <TDF_Delta.hxx>
#include <TDF_LabelMap.hxx>
#include <TDF_ListIteratorOfAttributeDeltaList.hxx>
#include <TDF_ListIteratorOfLabelList.hxx>
#include <TDF_MapIteratorOfLabelMap.hxx>

IMPLEMENT_STANDARD_RTTIEXT(TDF_Delta,Standard_Transient)

#ifdef OCCT_DEBUG
#include <Standard_ConstructionError.hxx>
#endif

#undef DEB_DELTA

//=======================================================================
//function : TDF_Delta
//purpose  : 
//=======================================================================

TDF_Delta::TDF_Delta() 
: myBeginTime(0),
  myEndTime(0)
{}


//=======================================================================
//function : Validity
//purpose  : 
//=======================================================================

void TDF_Delta::Validity
(const Standard_Integer aBeginTime,
 const Standard_Integer anEndTime)
{
  myBeginTime   = aBeginTime;
  myEndTime     = anEndTime;
}


//=======================================================================
//function : AddAttributeDelta
//purpose  : 
//=======================================================================

void TDF_Delta::AddAttributeDelta
(const Handle(TDF_AttributeDelta)& anAttributeDelta)
{ if (!anAttributeDelta.IsNull()) myAttDeltaList.Append(anAttributeDelta); }


//=======================================================================
//function : BeforeOrAfterApply
//purpose  : 
//=======================================================================

void TDF_Delta::BeforeOrAfterApply(const Standard_Boolean before) const
{
  TDF_AttributeDeltaList ADlist;
//  for (TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList);
  TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList) ;
  for ( ; itr.More(); itr.Next()) ADlist.Append(itr.Value());

  Handle(TDF_AttributeDelta) attDelta;
  Handle(TDF_Attribute) att;

  Standard_Boolean noDeadLock = Standard_True;
  Standard_Integer nbAD = ADlist.Extent();
  Standard_Boolean next;
  while (noDeadLock && (nbAD != 0)) {
    itr.Initialize(ADlist);
    while (itr.More()) {
      next = Standard_True;
      attDelta = itr.Value();
      att = attDelta->Attribute();
      if (before)
	next = !att->BeforeUndo(attDelta);
      else
	next = !att->AfterUndo(attDelta);

      if (next)
	itr.Next();
      else
	ADlist.Remove(itr);
    }
    noDeadLock = (nbAD > ADlist.Extent());
    nbAD = ADlist.Extent();
  }

  if (!noDeadLock) {
#ifdef OCCT_DEBUG
    if (before) std::cout<<"Before"; else std::cout<<"After";
    std::cout<<"Undo(): dead lock between these attributes:"<<std::endl;
    for (itr.Initialize(ADlist); itr.More(); itr.Next()) {
      std::cout<<"AttributeDelta type = "<<itr.Value()->DynamicType()->Name();
      std::cout<<"  Attribute type = "<<itr.Value()->Attribute()->DynamicType()->Name()<<std::endl;
    if (before)
      std::cout<<"BeforeUndo(): dead lock."<<std::endl;
    else
      std::cout<<"AfterUndo(): dead lock."<<std::endl;
    }
#endif
    for (itr.Initialize(ADlist); itr.More(); itr.Next()) {
      attDelta = itr.Value();
      att = attDelta->Attribute();
      if (before)
	att->BeforeUndo(attDelta,Standard_True);
      else
	att->AfterUndo(attDelta,Standard_True);
    }
  }
}


//=======================================================================
//function : Apply
//purpose  : 
//=======================================================================

void TDF_Delta::Apply()
{
  TDF_ListIteratorOfAttributeDeltaList itr;
  for (itr.Initialize(myAttDeltaList); itr.More(); itr.Next()) {
    const Handle(TDF_AttributeDelta)& attDelta = itr.Value();
    attDelta->Apply();
  }
}


//=======================================================================
//function : Labels
//purpose  : 
//=======================================================================

void TDF_Delta::Labels(TDF_LabelList& aLabelList) const
{
  TDF_LabelMap labMap;
  // If <aLabelList> is not empty...
#ifdef OCCT_DEBUG_DELTA
  Standard_Boolean inList;
  if (aLabelList.Extent() > 0) std::cout<<"Previously added as modified label(s) ";
#endif
  for (TDF_ListIteratorOfLabelList it1(aLabelList);
       it1.More(); it1.Next()) {
#ifdef OCCT_DEBUG_DELTA
    const TDF_Label& lab1 = it1.Value();
    inList = labMap.Add(lab1);
    if (!inList) {
      lab1.EntryDump(std::cout);std::cout<<" | ";
    }
#endif
  }
#ifdef OCCT_DEBUG_DELTA
  std::cout<<std::endl;
#endif

  // New labels to add.
#ifdef OCCT_DEBUG_DELTA
  if (myAttDeltaList.Extent() > 0) std::cout<<"New added as modified label(s) ";
#endif
  for (TDF_ListIteratorOfAttributeDeltaList it2(myAttDeltaList);
       it2.More();
       it2.Next()) {
#ifdef OCCT_DEBUG_DELTA
    const TDF_Label& lab1 = it2.Value()->Label();
    inList = labMap.Add(lab1);
    if (!inList) {
      lab1.EntryDump(std::cout);std::cout<<" | ";
    }
#endif
  }
#ifdef OCCT_DEBUG_DELTA
  std::cout<<std::endl;
#endif

  // Now put labels into <aLabelList>.
  aLabelList.Clear();
  for (TDF_MapIteratorOfLabelMap it3(labMap);
       it3.More(); it3.Next()) {
    aLabelList.Append(it3.Key());
  }
}

//=======================================================================
//function : Dump
//purpose  : 
//=======================================================================

void TDF_Delta::Dump(Standard_OStream& OS) const
{
  OS<<"DELTA available from time \t#"<<myBeginTime<<" to time \t#"<<myEndTime<<std::endl;
  Standard_Integer n = 0;
//  for (TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList);
  TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList) ;
  for ( ; itr.More(); itr.Next()) ++n;
  OS<<"Nb Attribute Delta(s): "<<n<<std::endl;
  for (itr.Initialize(myAttDeltaList); itr.More(); itr.Next()) {
    const Handle(TDF_AttributeDelta)& attDelta = itr.Value();
    OS<<"| "; attDelta->Dump(OS); OS<<std::endl;
  }
}

//=======================================================================
//function : DumpJson
//purpose  : 
//=======================================================================
void TDF_Delta::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const
{
  OCCT_DUMP_TRANSIENT_CLASS_BEGIN (theOStream)

  OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myBeginTime)
  OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myEndTime)

  for (TDF_AttributeDeltaList::Iterator anAttDeltaListIt (myAttDeltaList); anAttDeltaListIt.More(); anAttDeltaListIt.Next())
  {
    const Handle(TDF_AttributeDelta)& anAttDeltaList = anAttDeltaListIt.Value();
    OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, anAttDeltaList.get())
  }

  OCCT_DUMP_FIELD_VALUE_STRING (theOStream, myName)
}
Commit	Line	Data
b311480e	1	// Created by: DAUTRY Philippe
b311480e	2	// Copyright (c) 1997-1999 Matra Datavision
973c2be1	3	// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e	4	//
973c2be1	5	// This file is part of Open CASCADE Technology software library.
b311480e	6	//
d5f74e42	7	// This library is free software; you can redistribute it and/or modify it under
d5f74e42	8	// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1	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.
b311480e	12	//
973c2be1	13	// Alternatively, this file may be used under the terms of Open CASCADE
973c2be1	14	// commercial license or contractual agreement.
b311480e	15
7fd59977	16	// -------------
7fd59977	17	// Version: 0.0
b311480e	18	//Version Date Purpose
7fd59977	19	// 0.0 Sep 8 1997 Creation
7fd59977	20
42cf5bc1	21	#include <Standard_OutOfRange.hxx>
bc73b006	22	#include <Standard_Dump.hxx>
42cf5bc1	23	#include <Standard_Type.hxx>
	24	#include <TCollection_ExtendedString.hxx>
	25	#include <TDF_AttributeDelta.hxx>
	26	#include <TDF_Data.hxx>
	27	#include <TDF_Delta.hxx>
7fd59977	28	#include <TDF_LabelMap.hxx>
	29	#include <TDF_ListIteratorOfAttributeDeltaList.hxx>
	30	#include <TDF_ListIteratorOfLabelList.hxx>
	31	#include <TDF_MapIteratorOfLabelMap.hxx>
	32
25e59720	33	IMPLEMENT_STANDARD_RTTIEXT(TDF_Delta,Standard_Transient)
92efcf78	34
0797d9d3	35	#ifdef OCCT_DEBUG
7fd59977	36	#include <Standard_ConstructionError.hxx>
	37	#endif
	38
	39	#undef DEB_DELTA
	40
	41	//=======================================================================
	42	//function : TDF_Delta
	43	//purpose :
	44	//=======================================================================
	45
	46	TDF_Delta::TDF_Delta()
	47	: myBeginTime(0),
	48	myEndTime(0)
	49	{}
	50
	51
	52	//=======================================================================
	53	//function : Validity
	54	//purpose :
	55	//=======================================================================
	56
	57	void TDF_Delta::Validity
	58	(const Standard_Integer aBeginTime,
	59	const Standard_Integer anEndTime)
	60	{
	61	myBeginTime = aBeginTime;
	62	myEndTime = anEndTime;
	63	}
	64
	65
	66	//=======================================================================
	67	//function : AddAttributeDelta
	68	//purpose :
	69	//=======================================================================
	70
	71	void TDF_Delta::AddAttributeDelta
	72	(const Handle(TDF_AttributeDelta)& anAttributeDelta)
	73	{ if (!anAttributeDelta.IsNull()) myAttDeltaList.Append(anAttributeDelta); }
	74
	75
	76	//=======================================================================
	77	//function : BeforeOrAfterApply
	78	//purpose :
	79	//=======================================================================
	80
	81	void TDF_Delta::BeforeOrAfterApply(const Standard_Boolean before) const
	82	{
	83	TDF_AttributeDeltaList ADlist;
	84	// for (TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList);
	85	TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList) ;
	86	for ( ; itr.More(); itr.Next()) ADlist.Append(itr.Value());
	87
	88	Handle(TDF_AttributeDelta) attDelta;
	89	Handle(TDF_Attribute) att;
	90
	91	Standard_Boolean noDeadLock = Standard_True;
	92	Standard_Integer nbAD = ADlist.Extent();
	93	Standard_Boolean next;
	94	while (noDeadLock && (nbAD != 0)) {
	95	itr.Initialize(ADlist);
	96	while (itr.More()) {
	97	next = Standard_True;
	98	attDelta = itr.Value();
	99	att = attDelta->Attribute();
100	if (before)
101	next = !att->BeforeUndo(attDelta);
102	else
103	next = !att->AfterUndo(attDelta);
104
105	if (next)
106	itr.Next();
107	else
108	ADlist.Remove(itr);
109	}
110	noDeadLock = (nbAD > ADlist.Extent());
111	nbAD = ADlist.Extent();
112	}
113
114	if (!noDeadLock) {
0797d9d3	115	#ifdef OCCT_DEBUG
04232180	116	if (before) std::cout<<"Before"; else std::cout<<"After";
04232180	117	std::cout<<"Undo(): dead lock between these attributes:"<<std::endl;
7fd59977	118	for (itr.Initialize(ADlist); itr.More(); itr.Next()) {
04232180	119	std::cout<<"AttributeDelta type = "<<itr.Value()->DynamicType()->Name();
8c2d3314	120	std::cout<<" Attribute type = "<<itr.Value()->Attribute()->DynamicType()->Name()<<std::endl;
7fd59977	121	if (before)
04232180	122	std::cout<<"BeforeUndo(): dead lock."<<std::endl;
7fd59977	123	else
04232180	124	std::cout<<"AfterUndo(): dead lock."<<std::endl;
7fd59977	125	}
	126	#endif
	127	for (itr.Initialize(ADlist); itr.More(); itr.Next()) {
	128	attDelta = itr.Value();
	129	att = attDelta->Attribute();
	130	if (before)
	131	att->BeforeUndo(attDelta,Standard_True);
	132	else
	133	att->AfterUndo(attDelta,Standard_True);
	134	}
	135	}
	136	}
	137
	138
	139	//=======================================================================
	140	//function : Apply
	141	//purpose :
	142	//=======================================================================
	143
	144	void TDF_Delta::Apply()
	145	{
	146	TDF_ListIteratorOfAttributeDeltaList itr;
	147	for (itr.Initialize(myAttDeltaList); itr.More(); itr.Next()) {
	148	const Handle(TDF_AttributeDelta)& attDelta = itr.Value();
	149	attDelta->Apply();
	150	}
	151	}
	152
	153
	154	//=======================================================================
	155	//function : Labels
	156	//purpose :
	157	//=======================================================================
	158
	159	void TDF_Delta::Labels(TDF_LabelList& aLabelList) const
	160	{
7fd59977	161	TDF_LabelMap labMap;
7fd59977	162	// If <aLabelList> is not empty...
0797d9d3	163	#ifdef OCCT_DEBUG_DELTA
96a95605	164	Standard_Boolean inList;
04232180	165	if (aLabelList.Extent() > 0) std::cout<<"Previously added as modified label(s) ";
7fd59977	166	#endif
	167	for (TDF_ListIteratorOfLabelList it1(aLabelList);
	168	it1.More(); it1.Next()) {
0797d9d3	169	#ifdef OCCT_DEBUG_DELTA
7fd59977	170	const TDF_Label& lab1 = it1.Value();
7fd59977	171	inList = labMap.Add(lab1);
7fd59977	172	if (!inList) {
04232180	173	lab1.EntryDump(std::cout);std::cout<<" \| ";
7fd59977	174	}
	175	#endif
	176	}
0797d9d3	177	#ifdef OCCT_DEBUG_DELTA
04232180	178	std::cout<<std::endl;
7fd59977	179	#endif
	180
	181	// New labels to add.
0797d9d3	182	#ifdef OCCT_DEBUG_DELTA
04232180	183	if (myAttDeltaList.Extent() > 0) std::cout<<"New added as modified label(s) ";
7fd59977	184	#endif
	185	for (TDF_ListIteratorOfAttributeDeltaList it2(myAttDeltaList);
	186	it2.More();
	187	it2.Next()) {
0797d9d3	188	#ifdef OCCT_DEBUG_DELTA
7fd59977	189	const TDF_Label& lab1 = it2.Value()->Label();
7fd59977	190	inList = labMap.Add(lab1);
7fd59977	191	if (!inList) {
04232180	192	lab1.EntryDump(std::cout);std::cout<<" \| ";
7fd59977	193	}
	194	#endif
	195	}
0797d9d3	196	#ifdef OCCT_DEBUG_DELTA
04232180	197	std::cout<<std::endl;
7fd59977	198	#endif
	199
	200	// Now put labels into <aLabelList>.
	201	aLabelList.Clear();
	202	for (TDF_MapIteratorOfLabelMap it3(labMap);
	203	it3.More(); it3.Next()) {
	204	aLabelList.Append(it3.Key());
	205	}
	206	}
	207
	208	//=======================================================================
	209	//function : Dump
	210	//purpose :
	211	//=======================================================================
	212
	213	void TDF_Delta::Dump(Standard_OStream& OS) const
	214	{
04232180	215	OS<<"DELTA available from time \t#"<<myBeginTime<<" to time \t#"<<myEndTime<<std::endl;
7fd59977	216	Standard_Integer n = 0;
	217	// for (TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList);
	218	TDF_ListIteratorOfAttributeDeltaList itr(myAttDeltaList) ;
	219	for ( ; itr.More(); itr.Next()) ++n;
04232180	220	OS<<"Nb Attribute Delta(s): "<<n<<std::endl;
7fd59977	221	for (itr.Initialize(myAttDeltaList); itr.More(); itr.Next()) {
7fd59977	222	const Handle(TDF_AttributeDelta)& attDelta = itr.Value();
04232180	223	OS<<"\| "; attDelta->Dump(OS); OS<<std::endl;
7fd59977	224	}
7fd59977	225	}
bc73b006	226
	227	//=======================================================================
	228	//function : DumpJson
	229	//purpose :
	230	//=======================================================================
	231	void TDF_Delta::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const
	232	{
	233	OCCT_DUMP_TRANSIENT_CLASS_BEGIN (theOStream)
	234
	235	OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myBeginTime)
	236	OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myEndTime)
	237
	238	for (TDF_AttributeDeltaList::Iterator anAttDeltaListIt (myAttDeltaList); anAttDeltaListIt.More(); anAttDeltaListIt.Next())
	239	{
	240	const Handle(TDF_AttributeDelta)& anAttDeltaList = anAttDeltaListIt.Value();
	241	OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, anAttDeltaList.get())
	242	}
	243
	244	OCCT_DUMP_FIELD_VALUE_STRING (theOStream, myName)
	245	}