X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=lib%2FcreaVtk%2FMeshManagerModel.cpp;h=84713441479ad9dbe9fcfade3da2982d05596f8d;hb=bb126c70f9387c6476ed615ce6dc484946266df5;hp=bcf8c1acefe9db68e67a4f933559702cddff9b70;hpb=ccd9515764b83d719668120ccf8496a8fc6e804b;p=creaVtk.git

diff --git a/lib/creaVtk/MeshManagerModel.cpp b/lib/creaVtk/MeshManagerModel.cpp
index bcf8c1a..8471344 100644
--- a/lib/creaVtk/MeshManagerModel.cpp
+++ b/lib/creaVtk/MeshManagerModel.cpp
@@ -27,33 +27,801 @@
 
 #include "MeshManagerModel.h"
 
-MeshManagerModel::MeshManagerModel()
+//
+//HISTORY HANDLER
+//
+template <class T>
+HistoryHandler<T>::HistoryHandler(int maxElements)
+{
+	this->maxElements = maxElements;
+}
+template <class T>
+HistoryHandler<T>::~HistoryHandler()
+{
+	CleanHistory();
+}
+
+template <class T>
+void HistoryHandler<T>::CleanHistory()
+{
+	for (T* element : redoStack)
+	{
+   		delete element;
+	}
+	redoStack.clear();
+	for (T* element : undoStack)
+	{
+   		delete element;
+	}
+	undoStack.clear();
+}
+
+template <class T>
+T* HistoryHandler<T>::Undo(T* state)
+{
+	if(state == NULL)
+	{
+		return NULL;
+	}
+	if(!undoStack.empty())
+	{
+		auto lastElem = undoStack.back();
+		undoStack.pop_back();
+		redoStack.push_back(state);
+		return lastElem;
+	}else{
+		delete state;
+	}
+	return NULL;
+}
+
+template <class T>
+T* HistoryHandler<T>::Redo(T* state)
+{
+	if(state == NULL)
+	{
+		return NULL;
+	}
+	if(!redoStack.empty())
+	{
+		auto lastElem = redoStack.back();
+		redoStack.pop_back();
+		undoStack.push_back(state);
+		return lastElem;
+	}else{
+		delete state;
+		return NULL;
+	}
+}
+
+/**
+* To be used with RedoKeepCurrent
+* Will always maintain the current state in the undo stack as the first element
+* Useful when states are saved after actions and the initial state is saved.
+*/
+template <class T>
+T* HistoryHandler<T>::UndoKeepCurrent()
+{
+	if(undoStack.size() > 1)
+	{
+		auto lastElem = undoStack.back();
+		undoStack.pop_back();
+		redoStack.push_back(lastElem);
+		return undoStack.back();
+	}else{
+		return NULL;
+	}
+}
+
+/**
+* To be used with UndoKeepCurrent
+* Will always maintain the current state in the undo stack as the first element
+* Useful when states are saved after actions and the initial state is saved.
+*/
+template <class T>
+T* HistoryHandler<T>::RedoKeepCurrent()
+{
+	if(!redoStack.empty())
+	{
+		auto lastElem = redoStack.back();
+		redoStack.pop_back();
+		undoStack.push_back(lastElem);
+		return undoStack.back();
+	}else{
+		return NULL;
+	}
+}
+
+template <class T>
+void HistoryHandler<T>::Save(T* state)
+{
+	undoStack.push_back(state);
+	if(undoStack.size() > maxElements)
+	{
+		T* frontDel = undoStack.front();
+		undoStack.pop_front();
+		delete frontDel;
+	}
+	if(!redoStack.empty())
+	{
+		for (T* element : redoStack)
+		{
+			delete element;
+		} 
+		redoStack.clear();
+	}
+}
+
+template <class T>
+T* HistoryHandler<T>::GetPrevious()
+{
+	if(!undoStack.empty())
+	{	
+		return undoStack.back();
+	}
+	return NULL;
+}
+
+template <class T>
+T* HistoryHandler<T>::GetNext()
+{
+	if(!redoStack.empty())
+	{	
+		return redoStack.back();
+	}
+	return NULL;
+}
+
+template <class T>
+int HistoryHandler<T>::UndoSize()
+{
+	return undoStack.size();
+}
+
+template <class T>
+int HistoryHandler<T>::RedoSize()
 {
-    _meshBase = NULL;
+	return redoStack.size();
+}
+
+////////////////////
+/////////////////////// MESH MODEL
+////////////////////
+
+MeshModel::MeshModel(int id)
+{
+	_meshBase = NULL;
     _meshTemp = NULL;
+    _meshId = id;
+    _name = "mesh-" + std::to_string(id);
 }
 
-MeshManagerModel::~MeshManagerModel()
+MeshModel::MeshModel(vtkPolyData* mesh, int id)
 {
+	if(mesh != NULL)
+	{
+		_meshBase = vtkPolyData::New();
+		_meshBase->DeepCopy(mesh);
+		_meshTemp = vtkPolyData::New();
+		_meshTemp->DeepCopy(_meshBase);
+		_meshId = id;
+    	_name = "mesh-" + std::to_string(id);
+	}
 }
 
-void MeshManagerModel::SetMeshBase(vtkPolyData* mesh)
+MeshModel::MeshModel(MeshModel* meshModel)
+{
+	_meshBase = NULL;
+    _meshTemp = NULL;
+	if(meshModel->GetMeshBase() != NULL)
+	{
+		_meshBase = vtkPolyData::New();
+		_meshBase->DeepCopy(meshModel->GetMeshBase());
+		ResetMeshTemp_();
+	}
+	_meshId = meshModel->GetId();
+	_name = "mesh-" + std::to_string(meshModel->GetId());
+}
+
+MeshModel::~MeshModel()
 {
-    _meshBase = mesh;
-    if (_meshTemp!=NULL)
+	if(_meshBase != NULL)
+	{
+		_meshBase->Delete();
+	}
+	if(_meshTemp != NULL)
+	{
+		_meshTemp->Delete();
+	}
+}
+
+void MeshModel::ResetMeshTemp_()
+{
+    if (_meshBase!=NULL)
     {
-        _meshTemp->Delete();
-    } // if
-    _meshTemp = vtkPolyData::New();
-    _meshTemp->DeepCopy(_meshBase);
+        if (_meshTemp!=NULL)
+        {
+            _meshTemp->Delete();
+        } // if
+        _meshTemp = vtkPolyData::New();
+        _meshTemp->DeepCopy(_meshBase);
+    } else {
+        if (_meshTemp!=NULL)
+        {
+            _meshTemp->Delete();
+            _meshTemp = NULL;
+        }
+    }
 }
 
-vtkPolyData*  MeshManagerModel::GetMeshBase()
+void MeshModel::SetMeshBase(vtkPolyData* mesh)
+{
+    if (mesh!=NULL)
+    {
+    	if(_meshBase != NULL)
+    	{
+    		_meshBase->Delete();
+    	}
+        _meshBase = vtkPolyData::New();
+        _meshBase->DeepCopy(mesh);
+        ResetMeshTemp_();
+    } // if mesh
+}
+
+void MeshModel::SetMeshMemoryMode(vtkPolyData* mesh)
+{
+	if(_meshBase != NULL)
+	{
+		_meshBase->Delete();
+		_meshBase = NULL;
+	}
+	if(mesh != NULL)
+	{
+		_meshBase = vtkPolyData::New();
+		_meshBase->DeepCopy(mesh);
+	}
+}
+
+void MeshModel::ResetMeshTemp()
+{
+    ResetMeshTemp_();
+}
+
+void MeshModel::CopySetMeshBase(vtkPolyData* mesh)
+{
+    if (mesh!=NULL)
+    {
+      vtkPolyData *newMesh = vtkPolyData::New();
+      newMesh->DeepCopy( mesh );
+      SetMeshBase(newMesh);
+    } // if mesh
+}
+
+
+vtkPolyData* MeshModel::GetMeshBase()
 {
    return _meshBase;
 }
 
-vtkPolyData*  MeshManagerModel::GetMeshTemp()
+vtkPolyData* MeshModel::GetMeshTemp()
 {
    return _meshTemp;
 }
+
+int MeshModel::GetId()
+{
+	return _meshId;
+}
+
+std::string MeshModel::GetName()
+{
+	return _name;
+}
+
+////////////////////
+/////////////////////// MESH MANAGER
+////////////////////
+
+MeshManagerModel::MeshManagerModel()
+{
+	currentMesh = 0;
+	meshId = 0;
+	history = new HistoryHandler<ManagerState>(15);
+	lastModified = 0;
+	memoryMode = false;
+	referencePoint = {0, 0, 0};
+	referenceNormal = {0, 0, 1};
+}
+
+MeshManagerModel::~MeshManagerModel()
+{
+	DeleteAll();
+	history->CleanHistory();
+	delete history;
+}
+
+void MeshManagerModel::RefreshOutputs(bool signalBox) // virtual
+{
+}
+
+void MeshManagerModel::SetHistory(int maxCapacity)
+{
+	if(history != NULL){	
+		ResetHistory();
+		delete history;
+	}
+	history = new HistoryHandler<ManagerState>(maxCapacity);
+}
+
+void MeshManagerModel::ResetHistory()
+{
+	history->CleanHistory();
+}
+
+void MeshManagerModel::SetReferencePoint(std::vector<double> point)
+{
+	referencePoint = point;
+}
+
+std::vector<double> MeshManagerModel::GetReferencePoint()
+{
+	return referencePoint;
+}
+
+void MeshManagerModel::SetReferenceNormal(std::vector<double> normal)
+{
+	referenceNormal = normal;
+}
+
+std::vector<double> MeshManagerModel::GetReferenceNormal()
+{
+	return referenceNormal;
+}
+
+int MeshManagerModel::GetNumberOfMeshes()
+{
+	return _meshes.size();
+}
+
+void MeshManagerModel::AddMesh_(vtkPolyData* mesh)
+{
+	if(mesh != NULL)
+	{
+		_meshes.push_back(std::make_shared<MeshModel>(mesh, meshId));
+		meshId++;
+	}else{
+		printf("PG MeshManagerModel::AddMesh Mesh is null \n");
+	}
+}
+
+void MeshManagerModel::AddMesh(vtkPolyData* mesh)
+{
+	Save();
+	AddMesh_(mesh);
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::AddMeshes_(std::vector<vtkPolyData*> meshList)
+{
+	if(!meshList.empty())
+	{
+		MeshModel *meshModel;
+		for(int i = 0; i < meshList.size(); i++){
+			_meshes.push_back(std::make_shared<MeshModel>(meshList[i], meshId));
+			meshId++;
+		}
+	}else{
+		printf("PG MeshManagerModel::AddMeshes Empty list of meshes \n");
+	}
+}
+
+void MeshManagerModel::AddMeshes(std::vector<vtkPolyData*> meshList)
+{
+	Save();
+	AddMeshes_(meshList);
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::AddEmptyMesh_()
+{
+	_meshes.push_back(std::make_shared<MeshModel>(meshId));
+	meshId++;
+}
+
+void MeshManagerModel::AddEmptyMesh()
+{
+	Save();
+	AddEmptyMesh_();
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::InsertMeshesAtCurrent_(std::vector<vtkPolyData*> meshList)
+{
+	if(!meshList.empty())
+	{
+		std::vector<std::shared_ptr<MeshModel>> tmpVect;
+		MeshModel *meshModel;
+		for(int i = 0; i < meshList.size(); i++){
+			tmpVect.push_back(std::make_shared<MeshModel>(meshList[i], meshId));
+			meshId++;
+		}
+		_meshes.insert(_meshes.begin() + currentMesh, tmpVect.begin(), tmpVect.end());
+	}else{
+		printf("PG MeshManagerModel::InsertMeshesAtCurrent Empty list of meshes \n");
+	}
+}
+
+void MeshManagerModel::InsertMeshesAtCurrent(std::vector<vtkPolyData*> meshList)
+{
+	Save();
+	InsertMeshesAtCurrent_(meshList);
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::SelectMesh(int i) 
+{
+	if(i >= 0 && i < _meshes.size())
+	{
+		int prevCurrent = currentMesh;
+		currentMesh = i;
+		if(prevCurrent != i)
+		{
+			RefreshOutputs(true);		
+		}
+	}
+	else{
+		printf("PG MeshManagerModel::SelectMesh index out of bounds \n");
+	}
+}
+
+void MeshManagerModel::SelectMeshByName(std::string meshName) 
+{
+	if(!_meshes.empty())
+	{
+		bool found = false;
+		for(int i = 0; i < _meshes.size() && !found; i++){
+			if(_meshes.at(i)->GetName() == meshName)
+			{
+				found = true;
+				SelectMesh(i);
+			}
+		}
+	}
+}
+
+void MeshManagerModel::DeleteMesh_(int position)
+{
+	if(position >= 0 && position < _meshes.size())
+	{
+		_meshes.erase(_meshes.begin() + position);
+		currentMesh = currentMesh + (position <= currentMesh?-1:0);
+		if(currentMesh < 0)
+		{
+			currentMesh = 0;
+		}
+	}
+}
+
+void MeshManagerModel::DeleteMesh(int position)
+{
+	Save();
+	DeleteMesh_(position);
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::DeleteMeshByName(std::string meshName)
+{
+	if(!_meshes.empty())
+	{
+		bool found = false;
+		for(int i = 0; i < _meshes.size() && !found; i++){
+			if(_meshes.at(i)->GetName() == meshName)
+			{
+				found = true;
+				DeleteMesh_(i);
+				RefreshOutputs(true);
+			}
+		}
+	}
+}
+
+void MeshManagerModel::DeleteCurrentMesh()
+{
+	if(!_meshes.empty())
+	{
+		Save();
+		DeleteMesh_(currentMesh);
+		lastModified = currentMesh;
+		RefreshOutputs(true);
+	}
+}
+
+void MeshManagerModel::ReplaceMesh(std::vector<vtkPolyData*> meshList)
+{
+	Save();
+	if(GetNumberOfMeshes() >= 1)
+	{
+		DeleteMesh_(currentMesh);
+	}
+	InsertMeshesAtCurrent_(meshList);
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::DeleteAll_()
+{
+	if(!_meshes.empty())
+	{
+		currentMesh = 0;
+		_meshes.clear();
+		RefreshOutputs(true);
+	}
+}
+
+void MeshManagerModel::DeleteAll()
+{
+	Save();
+	DeleteAll_();
+	lastModified = currentMesh;
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::NextMesh()
+{
+	currentMesh++;
+	if(currentMesh >= _meshes.size())
+	{
+		currentMesh = _meshes.size()-1;
+	}
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::PreviousMesh()
+{
+	currentMesh--;
+	if(currentMesh < 0)
+	{
+		currentMesh = 0;
+	}
+	RefreshOutputs(true);
+}
+
+std::shared_ptr<MeshModel> MeshManagerModel::GetMeshModel()
+{
+	return _meshes.at(currentMesh);
+}
+
+vtkPolyData*  MeshManagerModel::GetMeshBase()
+{
+	if(!_meshes.empty())
+	{
+		return _meshes.at(currentMesh)->GetMeshBase();
+	}
+	else{
+		return NULL;
+	}
+}
+
+vtkPolyData*  MeshManagerModel::GetMeshTemp()
+{
+	if(!_meshes.empty())
+	{
+   		return _meshes.at(currentMesh)->GetMeshTemp();
+   	}
+   	else{
+   		return NULL;
+   	}
+}
+
+void MeshManagerModel::SetMeshBase(vtkPolyData* mesh)
+{
+    if(!_meshes.empty())
+    {
+        Save();
+        _meshes.at(currentMesh) = std::make_shared<MeshModel>(_meshes.at(currentMesh).get());
+        _meshes.at(currentMesh)->SetMeshBase(mesh);
+        lastModified = currentMesh;
+        RefreshOutputs(true);
+    }else{
+    	printf("PG MeshManagerModel::SetMeshBase Mesh vector is empty \n");
+    }
+}
+
+void MeshManagerModel::MeshMemoryModeOn()
+{
+	memoryMode = true;
+}
+
+void MeshManagerModel::MeshMemoryModeOff()
+{
+	memoryMode = false;
+}
+
+void MeshManagerModel::SetMeshMemoryMode(vtkPolyData* mesh)
+{
+	if(_meshes.size() > 1)
+	{
+		DeleteAll_();
+	}
+	if(_meshes.size() == 0)
+	{
+		AddEmptyMesh_();
+	}
+	_meshes.at(currentMesh)->SetMeshMemoryMode(mesh);
+	ResetHistory();
+	SaveMemoryMode();
+	RefreshOutputs(true);
+}
+
+void MeshManagerModel::ResetMeshTemp()
+{
+	if(!_meshes.empty())
+	{
+    	_meshes.at(currentMesh)->ResetMeshTemp();
+    	RefreshOutputs(true);
+    }else{
+    	printf("PG MeshManagerModel::ResetMeshTemp Mesh vector is empty \n");
+    }
+}
+
+void MeshManagerModel::CopySetMeshBase(vtkPolyData* mesh)
+{
+	if(!_meshes.empty())
+	{
+		Save();
+		_meshes.at(currentMesh) = std::make_shared<MeshModel>(_meshes.at(currentMesh).get());
+		_meshes.at(currentMesh)->CopySetMeshBase(mesh);
+		lastModified = currentMesh;
+		RefreshOutputs(true);
+	}
+	else{
+		printf("PG MeshManagerModel::CopySetMeshBase Mesh vector is empty \n");
+	}
+}
+
+std::vector<std::string> MeshManagerModel::GetMeshNames()
+{
+	std::vector<std::string> names;
+	for(int i = 0; i < _meshes.size(); i++){
+		names.push_back(_meshes.at(i)->GetName());
+	}
+	return names;
+}
+
+std::vector<vtkPolyData*> MeshManagerModel::GetAllPolyDatas()
+{
+	std::vector<vtkPolyData*> polydatas;
+	for(int i = 0; i < _meshes.size(); i++){
+		polydatas.push_back(_meshes.at(i)->GetMeshBase());
+	}
+	return polydatas;
+}
+
+int MeshManagerModel::GetCurrentMesh()
+{
+	return currentMesh;
+}
+
+void MeshManagerModel::Undo()
+{	
+	if(history->UndoSize() > 0)
+	{
+		if(memoryMode == false){
+			RestoreState(history->Undo(new ManagerState(_meshes, meshId, lastModified)));
+			RefreshOutputs(true);
+		}
+		else if(history->UndoSize() > 1){
+			RestoreStateMemoryMode(history->UndoKeepCurrent());
+		}
+	}
+}
+
+void MeshManagerModel::Redo()
+{
+	if(history->RedoSize() > 0)
+	{
+		if(memoryMode == false){
+			RestoreState(history->Redo(new ManagerState(_meshes, meshId, lastModified)));
+			RefreshOutputs(true);
+		}
+		else{
+			RestoreStateMemoryMode(history->RedoKeepCurrent());
+		}
+	}
+}
+
+void MeshManagerModel::Save()
+{
+	history->Save(new ManagerState(_meshes, meshId, currentMesh));
+}
+
+void MeshManagerModel::SaveMemoryMode()
+{
+	if(_meshes.size() == 1 && memoryMode)
+	{
+		std::vector<std::shared_ptr<MeshModel>> savedMesh;
+		savedMesh.push_back(std::make_shared<MeshModel>(_meshes.at(0).get()));
+		history->Save(new ManagerState(savedMesh, meshId, 0, referencePoint, referenceNormal));
+	}
+	else{
+		printf("PG MeshManagerModel::SaveMemoryMode WARNING Mesh vector has invalid size or memoryMode is not set \n");
+	}
+}
+
+void MeshManagerModel::RestoreState(ManagerState* state)
+{
+	if(state != NULL)
+	{	
+		_meshes = state->GetMeshes();
+		meshId = state->GetMeshId();
+		currentMesh = state->GetModifiedPos();
+		lastModified = state->GetModifiedPos();
+		delete state;
+	}
+	else{
+		printf("PG MeshManagerModel::RestoreState WARNING State is NULL \n");
+	}
+}
+
+void MeshManagerModel::RestoreStateMemoryMode(ManagerState* state){
+	if(_meshes.size() == 1 && state != NULL)
+	{
+		vtkPoints* statePoints = vtkPoints::New();
+		statePoints->DeepCopy(state->GetMeshes().at(0)->GetMeshBase()->GetPoints());
+		_meshes.at(0)->GetMeshBase()->SetPoints(statePoints);
+		_meshes.at(0)->GetMeshBase()->GetPoints()->Modified();
+        _meshes.at(0)->GetMeshBase()->Modified();
+        referencePoint = state->GetReferencePoint();
+        referenceNormal = state->referenceNormal;
+	}else{
+		printf("PG MeshManagerModel::RestoreStateMemoryMode WARNING Mesh vector has invalid size or state is NULL\n");
+	}
+}
+
+//
+//Manager State
+//
+MeshManagerModel::ManagerState::ManagerState(std::vector<std::shared_ptr<MeshModel>> meshesToSave, int meshId, int modifiedPos)
+{
+	savedMeshes = meshesToSave;
+	savedId = meshId;
+	savedModifiedPos = modifiedPos;
+}
+
+MeshManagerModel::ManagerState::ManagerState(std::vector<std::shared_ptr<MeshModel>> meshesToSave, int meshId, int modifiedPos, std::vector<double> refPoint, std::vector<double> refNormal)
+{
+	savedMeshes = meshesToSave;
+	savedId = meshId;
+	savedModifiedPos = modifiedPos;
+	referencePoint = refPoint;
+	referenceNormal = refNormal;
+}
+
+MeshManagerModel::ManagerState::~ManagerState()
+{
+	savedMeshes.clear();
+}
+
+std::vector<std::shared_ptr<MeshModel>>& MeshManagerModel::ManagerState::GetMeshes()
+{
+	return savedMeshes;
+}
+
+int MeshManagerModel::ManagerState::GetMeshId()
+{
+	return savedId;
+}
+int MeshManagerModel::ManagerState::GetModifiedPos()
+{
+	return savedModifiedPos;
+}
+
+std::vector<double>& MeshManagerModel::ManagerState::GetReferencePoint()
+{
+	return referencePoint;
+}