Chris@45: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@45: 
Chris@45: /*
Chris@45:     Sonic Visualiser
Chris@45:     An audio file viewer and annotation editor.
Chris@45:     Centre for Digital Music, Queen Mary, University of London.
Chris@45:     This file copyright 2006 Chris Cannam and QMUL.
Chris@45:     
Chris@45:     This program is free software; you can redistribute it and/or
Chris@45:     modify it under the terms of the GNU General Public License as
Chris@45:     published by the Free Software Foundation; either version 2 of the
Chris@45:     License, or (at your option) any later version.  See the file
Chris@45:     COPYING included with this distribution for more information.
Chris@45: */
Chris@45: 
Chris@45: #include "Document.h"
Chris@45: 
Chris@420: #include "Align.h"
Chris@420: 
Chris@45: #include "data/model/WaveFileModel.h"
Chris@45: #include "data/model/WritableWaveFileModel.h"
Chris@45: #include "data/model/DenseThreeDimensionalModel.h"
Chris@45: #include "data/model/DenseTimeValueModel.h"
gyorgyf@270: #include "data/model/FlexiNoteModel.h"
Chris@588: #include "data/model/AggregateWaveModel.h"
gyorgyf@270: 
Chris@45: #include "layer/Layer.h"
Chris@105: #include "widgets/CommandHistory.h"
Chris@45: #include "base/Command.h"
Chris@45: #include "view/View.h"
Chris@45: #include "base/PlayParameterRepository.h"
Chris@45: #include "base/PlayParameters.h"
Chris@106: #include "transform/TransformFactory.h"
Chris@106: #include "transform/ModelTransformerFactory.h"
gyorgyf@270: #include "transform/FeatureExtractionModelTransformer.h"
Chris@45: #include <QApplication>
Chris@45: #include <QTextStream>
Chris@90: #include <QSettings>
Chris@45: #include <iostream>
Chris@212: #include <typeinfo>
Chris@45: 
Chris@45: #include "data/model/AlignmentModel.h"
Chris@423: #include "Align.h"
Chris@45: 
Chris@297: using std::vector;
Chris@297: 
Chris@138: //#define DEBUG_DOCUMENT 1
Chris@77: 
Chris@45: //!!! still need to handle command history, documentRestored/documentModified
Chris@45: 
Chris@45: Document::Document() :
Chris@47:     m_mainModel(0),
Chris@423:     m_autoAlignment(false),
Chris@601:     m_align(new Align()),
Chris@601:     m_isIncomplete(false)
Chris@45: {
Chris@456:     connect(this,
Chris@456:             SIGNAL(modelAboutToBeDeleted(Model *)),
Chris@54:             ModelTransformerFactory::getInstance(),
Chris@45:             SLOT(modelAboutToBeDeleted(Model *)));
Chris@456: 
Chris@456:     connect(ModelTransformerFactory::getInstance(),
Chris@456:             SIGNAL(transformFailed(QString, QString)),
Chris@456:             this,
Chris@456:             SIGNAL(modelGenerationFailed(QString, QString)));
Chris@459: 
Chris@428:     connect(m_align, SIGNAL(alignmentComplete(AlignmentModel *)),
Chris@428:             this, SIGNAL(alignmentComplete(AlignmentModel *)));
Chris@45: }
Chris@45: 
Chris@45: Document::~Document()
Chris@45: {
Chris@45:     //!!! Document should really own the command history.  atm we
Chris@45:     //still refer to it in various places that don't have access to
Chris@45:     //the document, be nice to fix that
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:     cerr << "\n\nDocument::~Document: about to clear command history" << endl;
Chris@77: #endif
Chris@45:     CommandHistory::getInstance()->clear();
Chris@45:     
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::~Document: about to delete layers" << endl;
Chris@77: #endif
Chris@45:     while (!m_layers.empty()) {
Chris@595:         deleteLayer(*m_layers.begin(), true);
Chris@45:     }
Chris@45: 
Chris@45:     if (!m_models.empty()) {
Chris@595:         SVDEBUG << "Document::~Document: WARNING: " 
Chris@595:                   << m_models.size() << " model(s) still remain -- "
Chris@595:                   << "should have been garbage collected when deleting layers"
Chris@595:                   << endl;
Chris@595:         while (!m_models.empty()) {
Chris@45:             Model *model = m_models.begin()->first;
Chris@595:             if (model == m_mainModel) {
Chris@595:                 // just in case!
Chris@595:                 SVDEBUG << "Document::~Document: WARNING: Main model is also"
Chris@595:                           << " in models list!" << endl;
Chris@595:             } else if (model) {
Chris@79:                 model->aboutToDelete();
Chris@595:                 emit modelAboutToBeDeleted(model);
Chris@595:                 delete model;
Chris@595:             }
Chris@595:             m_models.erase(m_models.begin());
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::~Document: About to get rid of main model"
Chris@595:               << endl;
Chris@77: #endif
Chris@45:     if (m_mainModel) {
Chris@79:         m_mainModel->aboutToDelete();
Chris@45:         emit modelAboutToBeDeleted(m_mainModel);
Chris@45:     }
Chris@45: 
Chris@45:     emit mainModelChanged(0);
Chris@45:     delete m_mainModel;
Chris@45: }
Chris@45: 
Chris@45: Layer *
Chris@45: Document::createLayer(LayerFactory::LayerType type)
Chris@45: {
Chris@45:     Layer *newLayer = LayerFactory::getInstance()->createLayer(type);
Chris@45:     if (!newLayer) return 0;
Chris@45: 
Chris@45:     newLayer->setObjectName(getUniqueLayerName(newLayer->objectName()));
Chris@45: 
Chris@45:     m_layers.insert(newLayer);
Chris@52: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::createLayer: Added layer of type " << type
Chris@229:               << ", now have " << m_layers.size() << " layers" << endl;
Chris@77: #endif
Chris@52: 
Chris@45:     emit layerAdded(newLayer);
Chris@45: 
Chris@45:     return newLayer;
Chris@45: }
Chris@45: 
Chris@45: Layer *
Chris@45: Document::createMainModelLayer(LayerFactory::LayerType type)
Chris@45: {
Chris@45:     Layer *newLayer = createLayer(type);
Chris@45:     if (!newLayer) return 0;
Chris@45:     setModel(newLayer, m_mainModel);
Chris@45:     return newLayer;
Chris@45: }
Chris@45: 
Chris@45: Layer *
Chris@45: Document::createImportedLayer(Model *model)
Chris@45: {
Chris@45:     LayerFactory::LayerTypeSet types =
Chris@595:         LayerFactory::getInstance()->getValidLayerTypes(model);
Chris@45: 
Chris@45:     if (types.empty()) {
Chris@595:         cerr << "WARNING: Document::importLayer: no valid display layer for model" << endl;
Chris@595:         return 0;
Chris@45:     }
Chris@45: 
Chris@45:     //!!! for now, just use the first suitable layer type
Chris@45:     LayerFactory::LayerType type = *types.begin();
Chris@45: 
Chris@45:     Layer *newLayer = LayerFactory::getInstance()->createLayer(type);
Chris@45:     if (!newLayer) return 0;
Chris@45: 
Chris@45:     newLayer->setObjectName(getUniqueLayerName(newLayer->objectName()));
Chris@45: 
Chris@45:     addImportedModel(model);
Chris@45:     setModel(newLayer, model);
Chris@45: 
Chris@45:     //!!! and all channels
Chris@45:     setChannel(newLayer, -1);
Chris@45: 
Chris@45:     m_layers.insert(newLayer);
Chris@52: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::createImportedLayer: Added layer of type " << type
Chris@229:               << ", now have " << m_layers.size() << " layers" << endl;
Chris@77: #endif
Chris@52: 
Chris@45:     emit layerAdded(newLayer);
Chris@45:     return newLayer;
Chris@45: }
Chris@45: 
Chris@45: Layer *
Chris@45: Document::createEmptyLayer(LayerFactory::LayerType type)
Chris@45: {
Chris@61:     if (!m_mainModel) return 0;
Chris@61: 
Chris@45:     Model *newModel =
Chris@595:         LayerFactory::getInstance()->createEmptyModel(type, m_mainModel);
Chris@45:     if (!newModel) return 0;
Chris@45: 
Chris@45:     Layer *newLayer = createLayer(type);
Chris@45:     if (!newLayer) {
Chris@595:         delete newModel;
Chris@595:         return 0;
Chris@45:     }
Chris@45: 
Chris@45:     addImportedModel(newModel);
Chris@45:     setModel(newLayer, newModel);
Chris@45: 
Chris@45:     return newLayer;
Chris@45: }
Chris@45: 
Chris@45: Layer *
Chris@45: Document::createDerivedLayer(LayerFactory::LayerType type,
Chris@595:                              TransformId transform)
Chris@45: {
Chris@45:     Layer *newLayer = createLayer(type);
Chris@45:     if (!newLayer) return 0;
Chris@45: 
Chris@45:     newLayer->setObjectName(getUniqueLayerName
Chris@54:                             (TransformFactory::getInstance()->
Chris@54:                              getTransformFriendlyName(transform)));
Chris@45: 
Chris@45:     return newLayer;
Chris@45: }
Chris@297: 
Chris@45: Layer *
Chris@72: Document::createDerivedLayer(const Transform &transform,
Chris@72:                              const ModelTransformer::Input &input)
Chris@45: {
Chris@297:     Transforms transforms;
Chris@297:     transforms.push_back(transform);
Chris@297:     vector<Layer *> layers = createDerivedLayers(transforms, input);
Chris@297:     if (layers.empty()) return 0;
Chris@297:     else return layers[0];
Chris@297: }
Chris@297: 
Chris@297: vector<Layer *>
Chris@297: Document::createDerivedLayers(const Transforms &transforms,
Chris@297:                               const ModelTransformer::Input &input)
Chris@297: {
Chris@78:     QString message;
Chris@329:     vector<Model *> newModels = addDerivedModels(transforms, input, message, 0);
Chris@297: 
Chris@297:     if (newModels.empty()) {
Chris@297:         //!!! This identifier may be wrong!
Chris@297:         emit modelGenerationFailed(transforms[0].getIdentifier(), message);
Chris@297:         return vector<Layer *>();
Chris@78:     } else if (message != "") {
Chris@297:         //!!! This identifier may be wrong!
Chris@297:         emit modelGenerationWarning(transforms[0].getIdentifier(), message);
Chris@45:     }
Chris@45: 
Chris@329:     QStringList names;
Chris@366:     for (int i = 0; i < (int)newModels.size(); ++i) {
Chris@329:         names.push_back(getUniqueLayerName
Chris@329:                         (TransformFactory::getInstance()->
Chris@329:                          getTransformFriendlyName
Chris@329:                          (transforms[i].getIdentifier())));
Chris@329:     }
Chris@329: 
Chris@329:     vector<Layer *> layers = createLayersForDerivedModels(newModels, names);
Chris@329:     return layers;
Chris@329: }
Chris@329: 
Chris@329: class AdditionalModelConverter : 
Chris@329:     public ModelTransformerFactory::AdditionalModelHandler
Chris@329: {
Chris@329: public:
Chris@329:     AdditionalModelConverter(Document *doc, 
Chris@329:                              Document::LayerCreationHandler *handler) :
Chris@329:         m_doc(doc),
Chris@329:         m_handler(handler) {
Chris@329:     }
Chris@329: 
Chris@633:     ~AdditionalModelConverter() override { }
Chris@329: 
Chris@329:     void
Chris@329:     setPrimaryLayers(vector<Layer *> layers) {
Chris@329:         m_primary = layers;
Chris@329:     }
Chris@329: 
Chris@329:     void
Chris@633:     moreModelsAvailable(vector<Model *> models) override {
Chris@329:         std::cerr << "AdditionalModelConverter::moreModelsAvailable: " << models.size() << " model(s)" << std::endl;
Chris@329:         // We can't automatically regenerate the additional models on
Chris@329:         // reload -- we should delete them instead
Chris@329:         QStringList names;
Chris@329:         foreach (Model *model, models) {
Chris@329:             m_doc->addAdditionalModel(model);
Chris@329:             names.push_back(QString());
Chris@329:         }
Chris@329:         vector<Layer *> layers = m_doc->createLayersForDerivedModels
Chris@329:             (models, names);
Chris@363:         m_handler->layersCreated(this, m_primary, layers);
Chris@329:         delete this;
Chris@329:     }
Chris@329: 
Chris@329:     void
Chris@633:     noMoreModelsAvailable() override {
Chris@329:         std::cerr << "AdditionalModelConverter::noMoreModelsAvailable" << std::endl;
Chris@363:         m_handler->layersCreated(this, m_primary, vector<Layer *>());
Chris@329:         delete this;
Chris@329:     }
Chris@329: 
Chris@363:     void cancel() {
Chris@363:         foreach (Layer *layer, m_primary) {
Chris@363:             Model *model = layer->getModel();
Chris@363:             if (model) {
Chris@363:                 model->abandon();
Chris@363:             }
Chris@363:         }
Chris@363:     }
Chris@363: 
Chris@329: private:
Chris@329:     Document *m_doc;
Chris@329:     vector<Layer *> m_primary;
Chris@329:     Document::LayerCreationHandler *m_handler; //!!! how to handle destruction of this?
Chris@329: };
Chris@329: 
Chris@363: Document::LayerCreationAsyncHandle
Chris@329: Document::createDerivedLayersAsync(const Transforms &transforms,
Chris@329:                                    const ModelTransformer::Input &input,
Chris@329:                                    LayerCreationHandler *handler)
Chris@329: {
Chris@329:     QString message;
Chris@329: 
Chris@329:     AdditionalModelConverter *amc = new AdditionalModelConverter(this, handler);
Chris@329:     
Chris@329:     vector<Model *> newModels = addDerivedModels
Chris@329:         (transforms, input, message, amc);
Chris@329: 
Chris@329:     QStringList names;
Chris@366:     for (int i = 0; i < (int)newModels.size(); ++i) {
Chris@329:         names.push_back(getUniqueLayerName
Chris@329:                         (TransformFactory::getInstance()->
Chris@329:                          getTransformFriendlyName
Chris@329:                          (transforms[i].getIdentifier())));
Chris@329:     }
Chris@329: 
Chris@329:     vector<Layer *> layers = createLayersForDerivedModels(newModels, names);
Chris@329:     amc->setPrimaryLayers(layers);
Chris@329: 
Chris@329:     if (newModels.empty()) {
Chris@329:         //!!! This identifier may be wrong!
Chris@329:         emit modelGenerationFailed(transforms[0].getIdentifier(), message);
Chris@363:         //!!! what to do with amc?
Chris@329:     } else if (message != "") {
Chris@329:         //!!! This identifier may be wrong!
Chris@329:         emit modelGenerationWarning(transforms[0].getIdentifier(), message);
Chris@363:         //!!! what to do with amc?
Chris@329:     }
Chris@363: 
Chris@363:     return amc;
Chris@363: }
Chris@363: 
Chris@363: void
Chris@363: Document::cancelAsyncLayerCreation(Document::LayerCreationAsyncHandle h)
Chris@363: {
Chris@363:     AdditionalModelConverter *conv = static_cast<AdditionalModelConverter *>(h);
Chris@363:     conv->cancel();
Chris@329: }
Chris@329: 
Chris@329: vector<Layer *>
Chris@329: Document::createLayersForDerivedModels(vector<Model *> newModels, 
Chris@329:                                        QStringList names)
Chris@329: {
Chris@297:     vector<Layer *> layers;
Chris@329:     
Chris@297:     for (int i = 0; i < (int)newModels.size(); ++i) {
Chris@297: 
Chris@297:         Model *newModel = newModels[i];
Chris@297: 
Chris@297:         LayerFactory::LayerTypeSet types =
Chris@297:             LayerFactory::getInstance()->getValidLayerTypes(newModel);
Chris@297: 
Chris@297:         if (types.empty()) {
Chris@329:             cerr << "WARNING: Document::createLayerForTransformer: no valid display layer for output of transform " << names[i] << endl;
Chris@297:             //!!! inadequate cleanup:
Chris@297:             newModel->aboutToDelete();
Chris@297:             emit modelAboutToBeDeleted(newModel);
Chris@297:             m_models.erase(newModel);
Chris@297:             delete newModel;
Chris@297:             return vector<Layer *>();
Chris@297:         }
Chris@297: 
Chris@297:         //!!! for now, just use the first suitable layer type
Chris@297: 
Chris@297:         Layer *newLayer = createLayer(*types.begin());
Chris@297:         setModel(newLayer, newModel);
Chris@297: 
Chris@297:         //!!! We need to clone the model when adding the layer, so that it
Chris@297:         //can be edited without affecting other layers that are based on
Chris@297:         //the same model.  Unfortunately we can't just clone it now,
Chris@297:         //because it probably hasn't been completed yet -- the transform
Chris@297:         //runs in the background.  Maybe the transform has to handle
Chris@297:         //cloning and cacheing models itself.
Chris@297:         //
Chris@297:         // Once we do clone models here, of course, we'll have to avoid
Chris@297:         // leaking them too.
Chris@297:         //
Chris@297:         // We want the user to be able to add a model to a second layer
Chris@297:         // _while it's still being calculated in the first_ and have it
Chris@297:         // work quickly.  That means we need to put the same physical
Chris@297:         // model pointer in both layers, so they can't actually be cloned.
Chris@297:     
Chris@297:         if (newLayer) {
Chris@329:             newLayer->setObjectName(names[i]);
Chris@297:         }
Chris@297: 
Chris@297:         emit layerAdded(newLayer);
Chris@297:         layers.push_back(newLayer);
Chris@45:     }
Chris@45: 
Chris@297:     return layers;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::setMainModel(WaveFileModel *model)
Chris@45: {
Chris@45:     Model *oldMainModel = m_mainModel;
Chris@45:     m_mainModel = model;
Chris@160:     
Chris@45:     emit modelAdded(m_mainModel);
Chris@160:     if (model) {
Chris@160:         emit activity(tr("Set main model to %1").arg(model->objectName()));
Chris@160:     } else {
Chris@160:         emit activity(tr("Clear main model"));
Chris@160:     }
Chris@45: 
Chris@45:     std::vector<Layer *> obsoleteLayers;
Chris@53:     std::set<QString> failedTransformers;
Chris@45: 
Chris@45:     // We need to ensure that no layer is left using oldMainModel or
Chris@45:     // any of the old derived models as its model.  Either replace the
Chris@45:     // model, or delete the layer for each layer that is currently
Chris@45:     // using one of these.  Carry out this replacement before we
Chris@45:     // delete any of the models.
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:     cerr << "Document::setMainModel: Have "
Chris@293:               << m_layers.size() << " layers" << endl;
Chris@293:     cerr << "Models now: ";
Chris@137:     for (ModelMap::const_iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@293:         cerr << i->first << " ";
Chris@137:     } 
Chris@293:     cerr << endl;
Chris@293:     cerr << "Old main model: " << oldMainModel << endl;
Chris@77: #endif
Chris@52: 
Chris@45:     for (LayerSet::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
Chris@45: 
Chris@595:         Layer *layer = *i;
Chris@595:         Model *model = layer->getModel();
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:         cerr << "Document::setMainModel: inspecting model "
Chris@229:                   << (model ? model->objectName(): "(null)") << " in layer "
Chris@293:                   << layer->objectName() << endl;
Chris@77: #endif
Chris@45: 
Chris@595:         if (model == oldMainModel) {
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:             cerr << "... it uses the old main model, replacing" << endl;
Chris@77: #endif
Chris@595:             LayerFactory::getInstance()->setModel(layer, m_mainModel);
Chris@595:             continue;
Chris@595:         }
Chris@45: 
Chris@137:         if (!model) {
Chris@293:             cerr << "WARNING: Document::setMainModel: Null model in layer "
Chris@293:                       << layer << endl;
Chris@595:             // get rid of this hideous degenerate
Chris@595:             obsoleteLayers.push_back(layer);
Chris@595:             continue;
Chris@595:         }
Chris@137: 
Chris@595:         if (m_models.find(model) == m_models.end()) {
Chris@595:             cerr << "WARNING: Document::setMainModel: Unknown model "
Chris@595:                       << model << " in layer " << layer << endl;
Chris@595:             // and this one
Chris@595:             obsoleteLayers.push_back(layer);
Chris@595:             continue;
Chris@595:         }
Chris@595:             
Chris@595:         if (m_models[model].source &&
Chris@70:             (m_models[model].source == oldMainModel)) {
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:             cerr << "... it uses a model derived from the old main model, regenerating" << endl;
Chris@77: #endif
Chris@45: 
Chris@595:             // This model was derived from the previous main
Chris@595:             // model: regenerate it.
Chris@595:             
Chris@595:             const Transform &transform = m_models[model].transform;
Chris@72:             QString transformId = transform.getIdentifier();
Chris@595:             
Chris@72:             //!!! We have a problem here if the number of channels in
Chris@72:             //the main model has changed.
Chris@72: 
Chris@78:             QString message;
Chris@595:             Model *replacementModel =
Chris@45:                 addDerivedModel(transform,
Chris@72:                                 ModelTransformer::Input
Chris@78:                                 (m_mainModel, m_models[model].channel),
Chris@78:                                 message);
Chris@595:             
Chris@595:             if (!replacementModel) {
Chris@595:                 cerr << "WARNING: Document::setMainModel: Failed to regenerate model for transform \""
Chris@595:                           << transformId << "\"" << " in layer " << layer << endl;
Chris@72:                 if (failedTransformers.find(transformId)
Chris@72:                     == failedTransformers.end()) {
Chris@45:                     emit modelRegenerationFailed(layer->objectName(),
Chris@78:                                                  transformId,
Chris@78:                                                  message);
Chris@72:                     failedTransformers.insert(transformId);
Chris@45:                 }
Chris@595:                 obsoleteLayers.push_back(layer);
Chris@595:             } else {
Chris@78:                 if (message != "") {
Chris@78:                     emit modelRegenerationWarning(layer->objectName(),
Chris@78:                                                   transformId,
Chris@78:                                                   message);
Chris@78:                 }
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@293:                 cerr << "Replacing model " << model << " (type "
Chris@77:                           << typeid(*model).name() << ") with model "
Chris@77:                           << replacementModel << " (type "
Chris@77:                           << typeid(*replacementModel).name() << ") in layer "
Chris@228:                           << layer << " (name " << layer->objectName() << ")"
Chris@293:                           << endl;
Chris@366: 
Chris@45:                 RangeSummarisableTimeValueModel *rm =
Chris@45:                     dynamic_cast<RangeSummarisableTimeValueModel *>(replacementModel);
Chris@45:                 if (rm) {
Chris@293:                     cerr << "new model has " << rm->getChannelCount() << " channels " << endl;
Chris@45:                 } else {
Chris@293:                     cerr << "new model " << replacementModel << " is not a RangeSummarisableTimeValueModel!" << endl;
Chris@45:                 }
Chris@77: #endif
Chris@595:                 setModel(layer, replacementModel);
Chris@595:             }
Chris@595:         }            
Chris@45:     }
Chris@45: 
Chris@45:     for (size_t k = 0; k < obsoleteLayers.size(); ++k) {
Chris@595:         deleteLayer(obsoleteLayers[k], true);
Chris@45:     }
Chris@45: 
Chris@48:     for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@329:         if (i->second.additional) {
Chris@329:             Model *m = i->first;
Chris@588:             m->aboutToDelete();
Chris@329:             emit modelAboutToBeDeleted(m);
Chris@329:             delete m;
Chris@329:         }
Chris@329:     }
Chris@329: 
Chris@329:     for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@86: 
Chris@137:         Model *m = i->first;
Chris@137: 
Chris@137: #ifdef DEBUG_DOCUMENT
Chris@233:         SVDEBUG << "considering alignment for model " << m << " (name \""
Chris@229:                   << m->objectName() << "\")" << endl;
Chris@137: #endif
Chris@137: 
Chris@86:         if (m_autoAlignment) {
Chris@86: 
Chris@137:             alignModel(m);
Chris@86: 
Chris@86:         } else if (oldMainModel &&
Chris@137:                    (m->getAlignmentReference() == oldMainModel)) {
Chris@86: 
Chris@137:             alignModel(m);
Chris@48:         }
Chris@48:     }
Chris@48: 
Chris@77:     if (oldMainModel) {
Chris@79:         oldMainModel->aboutToDelete();
Chris@77:         emit modelAboutToBeDeleted(oldMainModel);
Chris@77:     }
Chris@77: 
Chris@86:     if (m_autoAlignment) {
Chris@387:         SVDEBUG << "Document::setMainModel: auto-alignment is on, aligning model if possible" << endl;
Chris@86:         alignModel(m_mainModel);
Chris@86:     }
Chris@86: 
Chris@45:     emit mainModelChanged(m_mainModel);
Chris@45: 
Chris@45:     delete oldMainModel;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@329: Document::addAlreadyDerivedModel(const Transform &transform,
Chris@329:                                  const ModelTransformer::Input &input,
Chris@329:                                  Model *outputModelToAdd)
Chris@45: {
Chris@45:     if (m_models.find(outputModelToAdd) != m_models.end()) {
Chris@595:         cerr << "WARNING: Document::addAlreadyDerivedModel: Model already added"
Chris@595:                   << endl;
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@248:     if (input.getModel()) {
Chris@329:         cerr << "Document::addAlreadyDerivedModel: source is " << input.getModel() << " \"" << input.getModel()->objectName() << "\"" << endl;
Chris@248:     } else {
Chris@329:         cerr << "Document::addAlreadyDerivedModel: source is " << input.getModel() << endl;
Chris@248:     }
Chris@77: #endif
Chris@45: 
Chris@45:     ModelRecord rec;
Chris@72:     rec.source = input.getModel();
Chris@72:     rec.channel = input.getChannel();
Chris@45:     rec.transform = transform;
Chris@329:     rec.additional = false;
Chris@45:     rec.refcount = 0;
Chris@45: 
Chris@72:     outputModelToAdd->setSourceModel(input.getModel());
Chris@45: 
Chris@45:     m_models[outputModelToAdd] = rec;
Chris@45: 
Chris@137: #ifdef DEBUG_DOCUMENT
Chris@329:     cerr << "Document::addAlreadyDerivedModel: Added model " << outputModelToAdd << endl;
Chris@293:     cerr << "Models now: ";
Chris@137:     for (ModelMap::const_iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@293:         cerr << i->first << " ";
Chris@137:     } 
Chris@293:     cerr << endl;
Chris@137: #endif
Chris@137: 
Chris@45:     emit modelAdded(outputModelToAdd);
Chris@45: }
Chris@45: 
Chris@45: 
Chris@45: void
Chris@45: Document::addImportedModel(Model *model)
Chris@45: {
Chris@45:     if (m_models.find(model) != m_models.end()) {
Chris@595:         cerr << "WARNING: Document::addImportedModel: Model already added"
Chris@595:                   << endl;
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     ModelRecord rec;
Chris@45:     rec.source = 0;
Chris@408:     rec.channel = 0;
Chris@45:     rec.refcount = 0;
Chris@329:     rec.additional = false;
Chris@45: 
Chris@45:     m_models[model] = rec;
Chris@45: 
Chris@137: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::addImportedModel: Added model " << model << endl;
Chris@293:     cerr << "Models now: ";
Chris@137:     for (ModelMap::const_iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@293:         cerr << i->first << " ";
Chris@137:     } 
Chris@293:     cerr << endl;
Chris@137: #endif
Chris@137: 
Chris@387:     if (m_autoAlignment) {
Chris@387:         SVDEBUG << "Document::addImportedModel: auto-alignment is on, aligning model if possible" << endl;
Chris@387:         alignModel(model);
Chris@387:     } else {
Chris@387:         SVDEBUG << "Document(" << this << "): addImportedModel: auto-alignment is off" << endl;
Chris@387:     }
Chris@47: 
Chris@45:     emit modelAdded(model);
Chris@45: }
Chris@45: 
Chris@329: void
Chris@329: Document::addAdditionalModel(Model *model)
Chris@329: {
Chris@329:     if (m_models.find(model) != m_models.end()) {
Chris@595:         cerr << "WARNING: Document::addAdditionalModel: Model already added"
Chris@595:                   << endl;
Chris@595:         return;
Chris@329:     }
Chris@329: 
Chris@329:     ModelRecord rec;
Chris@329:     rec.source = 0;
Chris@408:     rec.channel = 0;
Chris@329:     rec.refcount = 0;
Chris@329:     rec.additional = true;
Chris@329: 
Chris@329:     m_models[model] = rec;
Chris@329: 
Chris@329: #ifdef DEBUG_DOCUMENT
Chris@329:     SVDEBUG << "Document::addAdditionalModel: Added model " << model << endl;
Chris@329:     cerr << "Models now: ";
Chris@329:     for (ModelMap::const_iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@329:         cerr << i->first << " ";
Chris@329:     } 
Chris@329:     cerr << endl;
Chris@329: #endif
Chris@329: 
Chris@387:     if (m_autoAlignment) {
Chris@387:         SVDEBUG << "Document::addAdditionalModel: auto-alignment is on, aligning model if possible" << endl;
Chris@387:         alignModel(model);
Chris@387:     }
Chris@329: 
Chris@329:     emit modelAdded(model);
Chris@329: }
Chris@329: 
Chris@588: void
Chris@588: Document::addAggregateModel(AggregateWaveModel *model)
Chris@588: {
Chris@588:     connect(model, SIGNAL(modelInvalidated()),
Chris@588:             this, SLOT(aggregateModelInvalidated()));
Chris@588:     m_aggregateModels.insert(model);
Chris@588: }
Chris@588: 
Chris@588: void
Chris@588: Document::aggregateModelInvalidated()
Chris@588: {
Chris@588:     QObject *s = sender();
Chris@588:     AggregateWaveModel *aggregate = qobject_cast<AggregateWaveModel *>(s);
Chris@588:     if (aggregate) releaseModel(aggregate);
Chris@588: }
Chris@588: 
Chris@45: Model *
Chris@72: Document::addDerivedModel(const Transform &transform,
Chris@78:                           const ModelTransformer::Input &input,
Chris@296:                           QString &message)
Chris@45: {
Chris@45:     for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@297:         if (i->second.transform == transform &&
Chris@297:             i->second.source == input.getModel() && 
Chris@72:             i->second.channel == input.getChannel()) {
Chris@297:             std::cerr << "derived model taken from map " << std::endl;
Chris@297:             return i->first;
Chris@297:         }
Chris@45:     }
Chris@45: 
Chris@297:     Transforms tt;
Chris@297:     tt.push_back(transform);
Chris@329:     vector<Model *> mm = addDerivedModels(tt, input, message, 0);
Chris@297:     if (mm.empty()) return 0;
Chris@297:     else return mm[0];
Chris@297: }
Chris@45: 
Chris@297: vector<Model *>
Chris@297: Document::addDerivedModels(const Transforms &transforms,
Chris@297:                            const ModelTransformer::Input &input,
Chris@329:                            QString &message,
Chris@329:                            AdditionalModelConverter *amc)
Chris@297: {
Chris@297:     vector<Model *> mm = 
Chris@297:         ModelTransformerFactory::getInstance()->transformMultiple
Chris@329:         (transforms, input, message, amc);
Chris@83: 
Chris@297:     for (int j = 0; j < (int)mm.size(); ++j) {
Chris@83: 
Chris@297:         Model *model = mm[j];
Chris@297: 
Chris@297:         // The transform we actually used was presumably identical to
Chris@297:         // the one asked for, except that the version of the plugin
Chris@297:         // may differ.  It's possible that the returned message
Chris@297:         // contains a warning about this; that doesn't concern us
Chris@297:         // here, but we do need to ensure that the transform we
Chris@297:         // remember is correct for what was actually applied, with the
Chris@297:         // current plugin version.
Chris@297: 
Chris@536:         //!!! would be nice to short-circuit this -- the version is
Chris@536:         //!!! static data, shouldn't have to construct a plugin for it
Chris@536:         //!!! (which may be expensive in Piper-world)
Chris@536:         
Chris@297:         Transform applied = transforms[j];
Chris@297:         applied.setPluginVersion
Chris@297:             (TransformFactory::getInstance()->
Chris@297:              getDefaultTransformFor(applied.getIdentifier(),
Chris@436:                                     applied.getSampleRate())
Chris@297:              .getPluginVersion());
Chris@297: 
Chris@297:         if (!model) {
Chris@297:             cerr << "WARNING: Document::addDerivedModel: no output model for transform " << applied.getIdentifier() << endl;
Chris@297:         } else {
Chris@329:             addAlreadyDerivedModel(applied, input, model);
Chris@297:         }
Chris@45:     }
Chris@595:         
Chris@297:     return mm;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::releaseModel(Model *model) // Will _not_ release main model!
Chris@45: {
Chris@45:     if (model == 0) {
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     if (model == m_mainModel) {
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     bool toDelete = false;
Chris@45: 
Chris@45:     if (m_models.find(model) != m_models.end()) {
Chris@595:         if (m_models[model].refcount == 0) {
Chris@595:             SVCERR << "WARNING: Document::releaseModel: model " << model
Chris@588:                    << " reference count is zero already!" << endl;
Chris@595:         } else {
Chris@595:             if (--m_models[model].refcount == 0) {
Chris@595:                 toDelete = true;
Chris@595:             }
Chris@595:         }
Chris@588:     } else if (m_aggregateModels.find(model) != m_aggregateModels.end()) {
Chris@588:         SVDEBUG << "Document::releaseModel: is an aggregate model" << endl;
Chris@588:         toDelete = true;
Chris@45:     } else { 
Chris@595:         SVCERR << "WARNING: Document::releaseModel: Unfound model "
Chris@588:                << model << endl;
Chris@595:         toDelete = true;
Chris@45:     }
Chris@45: 
Chris@45:     if (toDelete) {
Chris@45: 
Chris@595:         int sourceCount = 0;
Chris@45: 
Chris@595:         for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@595:             if (i->second.source == model) {
Chris@595:                 ++sourceCount;
Chris@595:                 i->second.source = 0;
Chris@595:             }
Chris@595:         }
Chris@45: 
Chris@595:         if (sourceCount > 0) {
Chris@595:             SVDEBUG << "Document::releaseModel: Deleting model "
Chris@588:                     << model << " even though it is source for "
Chris@588:                     << sourceCount << " other derived model(s) -- resetting "
Chris@588:                     << "their source fields appropriately" << endl;
Chris@595:         }
Chris@45: 
Chris@79:         model->aboutToDelete();
Chris@595:         emit modelAboutToBeDeleted(model);
Chris@595:         m_models.erase(model);
Chris@137: 
Chris@137: #ifdef DEBUG_DOCUMENT
Chris@233:         SVDEBUG << "Document::releaseModel: Deleted model " << model << endl;
Chris@293:         cerr << "Models now: ";
Chris@137:         for (ModelMap::const_iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@293:             cerr << i->first << " ";
Chris@137:         } 
Chris@293:         cerr << endl;
Chris@137: #endif
Chris@137: 
Chris@595:         delete model;
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::deleteLayer(Layer *layer, bool force)
Chris@45: {
Chris@45:     if (m_layerViewMap.find(layer) != m_layerViewMap.end() &&
Chris@595:         m_layerViewMap[layer].size() > 0) {
Chris@45: 
Chris@595:         cerr << "WARNING: Document::deleteLayer: Layer "
Chris@595:                   << layer << " [" << layer->objectName() << "]"
Chris@595:                   << " is still used in " << m_layerViewMap[layer].size()
Chris@595:                   << " views!" << endl;
Chris@45: 
Chris@595:         if (force) {
Chris@45: 
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@595:             cerr << "(force flag set -- deleting from all views)" << endl;
Chris@77: #endif
Chris@45: 
Chris@595:             for (std::set<View *>::iterator j = m_layerViewMap[layer].begin();
Chris@595:                  j != m_layerViewMap[layer].end(); ++j) {
Chris@595:                 // don't use removeLayerFromView, as it issues a command
Chris@595:                 layer->setLayerDormant(*j, true);
Chris@595:                 (*j)->removeLayer(layer);
Chris@595:             }
Chris@595:             
Chris@595:             m_layerViewMap.erase(layer);
Chris@45: 
Chris@595:         } else {
Chris@595:             return;
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     if (m_layers.find(layer) == m_layers.end()) {
Chris@595:         SVDEBUG << "Document::deleteLayer: Layer "
Chris@212:                   << layer << " (" << typeid(layer).name() <<
Chris@212:                   ") does not exist, or has already been deleted "
Chris@595:                   << "(this may not be as serious as it sounds)" << endl;
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     m_layers.erase(layer);
Chris@45: 
Chris@132: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::deleteLayer: Removing, now have "
Chris@229:               << m_layers.size() << " layers" << endl;
Chris@132: #endif
Chris@52: 
Chris@45:     releaseModel(layer->getModel());
Chris@45:     emit layerRemoved(layer);
Chris@45:     emit layerAboutToBeDeleted(layer);
Chris@45:     delete layer;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::setModel(Layer *layer, Model *model)
Chris@45: {
Chris@45:     if (model && 
Chris@595:         model != m_mainModel &&
Chris@595:         m_models.find(model) == m_models.end()) {
Chris@595:         cerr << "ERROR: Document::setModel: Layer " << layer
Chris@595:                   << " (\"" << layer->objectName()
Chris@45:                   << "\") wants to use unregistered model " << model
Chris@595:                   << ": register the layer's model before setting it!"
Chris@595:                   << endl;
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     Model *previousModel = layer->getModel();
Chris@45: 
Chris@45:     if (previousModel == model) {
Chris@233:         SVDEBUG << "NOTE: Document::setModel: Layer " << layer << " (\""
Chris@229:                   << layer->objectName()                  << "\") is already set to model "
Chris@45:                   << model << " (\""
Chris@229:                   << (model ? model->objectName(): "(null)")
Chris@229:                   << "\")" << endl;
Chris@45:         return;
Chris@45:     }
Chris@45: 
Chris@45:     if (model && model != m_mainModel) {
Chris@595:         m_models[model].refcount ++;
Chris@45:     }
Chris@45: 
Chris@45:     if (model && previousModel) {
Chris@45:         PlayParameterRepository::getInstance()->copyParameters
Chris@45:             (previousModel, model);
Chris@45:     }
Chris@45: 
Chris@45:     LayerFactory::getInstance()->setModel(layer, model);
Chris@595:         // std::cerr << "layer type: " << LayerFactory::getInstance()->getLayerTypeName(LayerFactory::getInstance()->getLayerType(layer)) << std::endl;
Chris@45: 
Chris@45:     if (previousModel) {
Chris@45:         releaseModel(previousModel);
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::setChannel(Layer *layer, int channel)
Chris@45: {
Chris@45:     LayerFactory::getInstance()->setChannel(layer, channel);
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::addLayerToView(View *view, Layer *layer)
Chris@45: {
Chris@45:     Model *model = layer->getModel();
Chris@45:     if (!model) {
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@595:         SVDEBUG << "Document::addLayerToView: Layer (\""
Chris@229:                   << layer->objectName()                  << "\") with no model being added to view: "
Chris@229:                   << "normally you want to set the model first" << endl;
Chris@77: #endif
Chris@45:     } else {
Chris@595:         if (model != m_mainModel &&
Chris@595:             m_models.find(model) == m_models.end()) {
Chris@595:             cerr << "ERROR: Document::addLayerToView: Layer " << layer
Chris@595:                       << " has unregistered model " << model
Chris@595:                       << " -- register the layer's model before adding the layer!" << endl;
Chris@595:             return;
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     CommandHistory::getInstance()->addCommand
Chris@595:         (new Document::AddLayerCommand(this, view, layer));
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::removeLayerFromView(View *view, Layer *layer)
Chris@45: {
Chris@45:     CommandHistory::getInstance()->addCommand
Chris@595:         (new Document::RemoveLayerCommand(this, view, layer));
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::addToLayerViewMap(Layer *layer, View *view)
Chris@45: {
Chris@45:     bool firstView = (m_layerViewMap.find(layer) == m_layerViewMap.end() ||
Chris@45:                       m_layerViewMap[layer].empty());
Chris@45: 
Chris@45:     if (m_layerViewMap[layer].find(view) !=
Chris@595:         m_layerViewMap[layer].end()) {
Chris@595:         cerr << "WARNING: Document::addToLayerViewMap:"
Chris@595:                   << " Layer " << layer << " -> view " << view << " already in"
Chris@595:                   << " layer view map -- internal inconsistency" << endl;
Chris@45:     }
Chris@45: 
Chris@45:     m_layerViewMap[layer].insert(view);
Chris@45: 
Chris@45:     if (firstView) emit layerInAView(layer, true);
Chris@45: }
Chris@45:     
Chris@45: void
Chris@45: Document::removeFromLayerViewMap(Layer *layer, View *view)
Chris@45: {
Chris@45:     if (m_layerViewMap[layer].find(view) ==
Chris@595:         m_layerViewMap[layer].end()) {
Chris@595:         cerr << "WARNING: Document::removeFromLayerViewMap:"
Chris@595:                   << " Layer " << layer << " -> view " << view << " not in"
Chris@595:                   << " layer view map -- internal inconsistency" << endl;
Chris@45:     }
Chris@45: 
Chris@45:     m_layerViewMap[layer].erase(view);
Chris@45: 
Chris@45:     if (m_layerViewMap[layer].empty()) {
Chris@45:         m_layerViewMap.erase(layer);
Chris@45:         emit layerInAView(layer, false);
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@45: QString
Chris@45: Document::getUniqueLayerName(QString candidate)
Chris@45: {
Chris@45:     for (int count = 1; ; ++count) {
Chris@45: 
Chris@45:         QString adjusted =
Chris@45:             (count > 1 ? QString("%1 <%2>").arg(candidate).arg(count) :
Chris@45:              candidate);
Chris@45:         
Chris@45:         bool duplicate = false;
Chris@45: 
Chris@45:         for (LayerSet::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
Chris@45:             if ((*i)->objectName() == adjusted) {
Chris@45:                 duplicate = true;
Chris@45:                 break;
Chris@45:             }
Chris@45:         }
Chris@45: 
Chris@45:         if (!duplicate) return adjusted;
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@45: std::vector<Model *>
Chris@72: Document::getTransformInputModels()
Chris@45: {
Chris@45:     std::vector<Model *> models;
Chris@45: 
Chris@45:     if (!m_mainModel) return models;
Chris@45: 
Chris@45:     models.push_back(m_mainModel);
Chris@45: 
Chris@45:     //!!! This will pick up all models, including those that aren't visible...
Chris@45: 
Chris@45:     for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@45: 
Chris@45:         Model *model = i->first;
Chris@45:         if (!model || model == m_mainModel) continue;
Chris@45:         DenseTimeValueModel *dtvm = dynamic_cast<DenseTimeValueModel *>(model);
Chris@45:         
Chris@45:         if (dtvm) {
Chris@45:             models.push_back(dtvm);
Chris@45:         }
Chris@45:     }
Chris@45: 
Chris@45:     return models;
Chris@45: }
Chris@45: 
Chris@50: bool
Chris@77: Document::isKnownModel(const Model *model) const
Chris@77: {
Chris@77:     if (model == m_mainModel) return true;
Chris@77:     return (m_models.find(const_cast<Model *>(model)) != m_models.end());
Chris@77: }
Chris@77: 
Chris@428: bool
Chris@428: Document::canAlign()
Chris@90: {
Chris@428:     return Align::canAlign();
Chris@50: }
Chris@50: 
Chris@45: void
Chris@45: Document::alignModel(Model *model)
Chris@45: {
Chris@387:     SVDEBUG << "Document::alignModel(" << model << ")" << endl;
Chris@387: 
Chris@387:     if (!m_mainModel) {
Chris@387:         SVDEBUG << "(no main model to align to)" << endl;
Chris@387:         return;
Chris@387:     }
Chris@45: 
Chris@45:     RangeSummarisableTimeValueModel *rm = 
Chris@45:         dynamic_cast<RangeSummarisableTimeValueModel *>(model);
Chris@387:     if (!rm) {
Chris@387:         SVDEBUG << "(main model is not alignable-to)" << endl;
Chris@387:         return;
Chris@387:     }
Chris@48: 
Chris@86:     if (rm->getAlignmentReference() == m_mainModel) {
Chris@387:         SVDEBUG << "(model " << rm << " is already aligned to main model " << m_mainModel << ")" << endl;
Chris@86:         return;
Chris@86:     }
Chris@45:     
Chris@86:     if (model == m_mainModel) {
Chris@86:         // The reference has an empty alignment to itself.  This makes
Chris@86:         // it possible to distinguish between the reference and any
Chris@86:         // unaligned model just by looking at the model itself,
Chris@86:         // without also knowing what the main model is
Chris@233:         SVDEBUG << "Document::alignModel(" << model << "): is main model, setting appropriately" << endl;
Chris@86:         rm->setAlignment(new AlignmentModel(model, model, 0, 0));
Chris@86:         return;
Chris@86:     }
Chris@86: 
Chris@423:     if (!m_align->alignModel(m_mainModel, rm)) {
Chris@423:         cerr << "Alignment failed: " << m_align->getError() << endl;
Chris@423:         emit alignmentFailed(m_align->getError());
Chris@64:     }
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::alignModels()
Chris@45: {
Chris@45:     for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@45:         alignModel(i->first);
Chris@45:     }
Chris@86:     alignModel(m_mainModel);
Chris@45: }
Chris@45: 
Chris@45: Document::AddLayerCommand::AddLayerCommand(Document *d,
Chris@595:                                            View *view,
Chris@595:                                            Layer *layer) :
Chris@45:     m_d(d),
Chris@45:     m_view(view),
Chris@45:     m_layer(layer),
Chris@45:     m_name(qApp->translate("AddLayerCommand", "Add %1 Layer").arg(layer->objectName())),
Chris@45:     m_added(false)
Chris@45: {
Chris@45: }
Chris@45: 
Chris@45: Document::AddLayerCommand::~AddLayerCommand()
Chris@45: {
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::AddLayerCommand::~AddLayerCommand" << endl;
Chris@77: #endif
Chris@45:     if (!m_added) {
Chris@595:         m_d->deleteLayer(m_layer);
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@159: QString
Chris@159: Document::AddLayerCommand::getName() const
Chris@159: {
Chris@165: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::AddLayerCommand::getName(): Name is "
Chris@229:               << m_name << endl;
Chris@165: #endif
Chris@159:     return m_name;
Chris@159: }
Chris@159: 
Chris@45: void
Chris@45: Document::AddLayerCommand::execute()
Chris@45: {
Chris@45:     for (int i = 0; i < m_view->getLayerCount(); ++i) {
Chris@595:         if (m_view->getLayer(i) == m_layer) {
Chris@595:             // already there
Chris@595:             m_layer->setLayerDormant(m_view, false);
Chris@595:             m_added = true;
Chris@595:             return;
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     m_view->addLayer(m_layer);
Chris@45:     m_layer->setLayerDormant(m_view, false);
Chris@45: 
Chris@45:     m_d->addToLayerViewMap(m_layer, m_view);
Chris@45:     m_added = true;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::AddLayerCommand::unexecute()
Chris@45: {
Chris@45:     m_view->removeLayer(m_layer);
Chris@45:     m_layer->setLayerDormant(m_view, true);
Chris@45: 
Chris@45:     m_d->removeFromLayerViewMap(m_layer, m_view);
Chris@45:     m_added = false;
Chris@45: }
Chris@45: 
Chris@45: Document::RemoveLayerCommand::RemoveLayerCommand(Document *d,
Chris@595:                                                  View *view,
Chris@595:                                                  Layer *layer) :
Chris@45:     m_d(d),
Chris@45:     m_view(view),
Chris@45:     m_layer(layer),
Chris@339:     m_wasDormant(layer->isLayerDormant(view)),
Chris@45:     m_name(qApp->translate("RemoveLayerCommand", "Delete %1 Layer").arg(layer->objectName())),
Chris@45:     m_added(true)
Chris@45: {
Chris@45: }
Chris@45: 
Chris@45: Document::RemoveLayerCommand::~RemoveLayerCommand()
Chris@45: {
Chris@77: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::RemoveLayerCommand::~RemoveLayerCommand" << endl;
Chris@77: #endif
Chris@45:     if (!m_added) {
Chris@595:         m_d->deleteLayer(m_layer);
Chris@45:     }
Chris@45: }
Chris@45: 
Chris@159: QString
Chris@159: Document::RemoveLayerCommand::getName() const
Chris@159: {
Chris@171: #ifdef DEBUG_DOCUMENT
Chris@233:     SVDEBUG << "Document::RemoveLayerCommand::getName(): Name is "
Chris@229:               << m_name << endl;
Chris@171: #endif
Chris@159:     return m_name;
Chris@159: }
Chris@159: 
Chris@45: void
Chris@45: Document::RemoveLayerCommand::execute()
Chris@45: {
Chris@45:     bool have = false;
Chris@45:     for (int i = 0; i < m_view->getLayerCount(); ++i) {
Chris@595:         if (m_view->getLayer(i) == m_layer) {
Chris@595:             have = true;
Chris@595:             break;
Chris@595:         }
Chris@45:     }
Chris@45: 
Chris@45:     if (!have) { // not there!
Chris@595:         m_layer->setLayerDormant(m_view, true);
Chris@595:         m_added = false;
Chris@595:         return;
Chris@45:     }
Chris@45: 
Chris@45:     m_view->removeLayer(m_layer);
Chris@45:     m_layer->setLayerDormant(m_view, true);
Chris@45: 
Chris@45:     m_d->removeFromLayerViewMap(m_layer, m_view);
Chris@45:     m_added = false;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::RemoveLayerCommand::unexecute()
Chris@45: {
Chris@45:     m_view->addLayer(m_layer);
Chris@339:     m_layer->setLayerDormant(m_view, m_wasDormant);
Chris@45: 
Chris@45:     m_d->addToLayerViewMap(m_layer, m_view);
Chris@45:     m_added = true;
Chris@45: }
Chris@45: 
Chris@45: void
Chris@45: Document::toXml(QTextStream &out, QString indent, QString extraAttributes) const
Chris@45: {
Chris@226:     toXml(out, indent, extraAttributes, false);
Chris@226: }
Chris@226: 
Chris@226: void
Chris@226: Document::toXmlAsTemplate(QTextStream &out, QString indent, QString extraAttributes) const
Chris@226: {
Chris@226:     toXml(out, indent, extraAttributes, true);
Chris@226: }
Chris@226: 
Chris@226: void
Chris@226: Document::toXml(QTextStream &out, QString indent, QString extraAttributes,
Chris@226:                 bool asTemplate) const
Chris@226: {
Chris@45:     out << indent + QString("<data%1%2>\n")
Chris@45:         .arg(extraAttributes == "" ? "" : " ").arg(extraAttributes);
Chris@45: 
Chris@45:     if (m_mainModel) {
Chris@108: 
Chris@226:         if (asTemplate) {
Chris@226:             writePlaceholderMainModel(out, indent + "  ");
Chris@226:         } else {
Chris@226:             m_mainModel->toXml(out, indent + "  ", "mainModel=\"true\"");
Chris@226:         }
Chris@108: 
Chris@108:         PlayParameters *playParameters =
Chris@108:             PlayParameterRepository::getInstance()->getPlayParameters(m_mainModel);
Chris@108:         if (playParameters) {
Chris@108:             playParameters->toXml
Chris@108:                 (out, indent + "  ",
Chris@108:                  QString("model=\"%1\"")
Chris@108:                  .arg(XmlExportable::getObjectExportId(m_mainModel)));
Chris@108:         }
Chris@45:     }
Chris@45: 
Chris@45:     // Models that are not used in a layer that is in a view should
Chris@45:     // not be written.  Get our list of required models first.
Chris@45: 
Chris@45:     std::set<const Model *> used;
Chris@45: 
Chris@45:     for (LayerViewMap::const_iterator i = m_layerViewMap.begin();
Chris@45:          i != m_layerViewMap.end(); ++i) {
Chris@45: 
Chris@589:         if (i->first && !i->second.empty()) { // Layer exists, is in views
Chris@589:             Model *m = i->first->getModel();
Chris@589:             if (m) {
Chris@589:                 used.insert(m);
Chris@589:                 if (m->getSourceModel()) {
Chris@589:                     used.insert(m->getSourceModel());
Chris@589:                 }
Chris@589:             }
Chris@45:         }
Chris@45:     }
Chris@45: 
Chris@589:     // Write aggregate models first, so that when re-reading
Chris@589:     // derivations we already know about their existence. But only
Chris@589:     // those that are actually used
Chris@629:     //
Chris@629:     // Later note: This turns out not to be a great idea - we can't
Chris@629:     // use an aggregate model to drive a derivation unless its
Chris@629:     // component models have all also already been loaded. So we
Chris@629:     // really should have written non-aggregate read-only
Chris@629:     // (i.e. non-derived) wave-type models first, then aggregate
Chris@629:     // models, then models that have derivations. But we didn't do
Chris@629:     // that, so existing sessions will always have the aggregate
Chris@629:     // models first and we might as well stick with that.
Chris@589: 
Chris@589:     for (std::set<Model *>::iterator i = m_aggregateModels.begin();
Chris@589:          i != m_aggregateModels.end(); ++i) {
Chris@589: 
Chris@589:         SVDEBUG << "checking aggregate model " << *i << endl;
Chris@589:         
Chris@589:         AggregateWaveModel *aggregate = qobject_cast<AggregateWaveModel *>(*i);
Chris@589:         if (!aggregate) continue; 
Chris@589:         if (used.find(aggregate) == used.end()) {
Chris@589:             SVDEBUG << "(unused, skipping)" << endl;
Chris@589:             continue;
Chris@589:         }
Chris@589: 
Chris@589:         SVDEBUG << "(used, writing)" << endl;
Chris@589: 
Chris@589:         aggregate->toXml(out, indent + "  ");
Chris@589:     }
Chris@589: 
Chris@111:     std::set<Model *> written;
Chris@111: 
Chris@629:     // Now write the other models in two passes: first the models that
Chris@629:     // aren't derived from anything (in case they are source
Chris@629:     // components for an aggregate model, in which case we need to
Chris@629:     // have seen them before we see any models derived from aggregates
Chris@629:     // that use them - see the lament above) and then the models that
Chris@629:     // have derivations.
Chris@45: 
Chris@629:     const int nonDerivedPass = 0, derivedPass = 1;
Chris@629:     for (int pass = nonDerivedPass; pass <= derivedPass; ++pass) {
Chris@629:     
Chris@629:         for (ModelMap::const_iterator i = m_models.begin();
Chris@629:              i != m_models.end(); ++i) {
Chris@45: 
Chris@629:             Model *model = i->first;
Chris@629:             const ModelRecord &rec = i->second;
Chris@629: 
Chris@629:             if (used.find(model) == used.end()) continue;
Chris@45:         
Chris@629:             // We need an intelligent way to determine which models
Chris@629:             // need to be streamed (i.e. have been edited, or are
Chris@629:             // small) and which should not be (i.e. remain as
Chris@629:             // generated by a transform, and are large).
Chris@629:             //
Chris@629:             // At the moment we can get away with deciding not to
Chris@629:             // stream dense 3d models or writable wave file models,
Chris@629:             // provided they were generated from a transform, because
Chris@629:             // at the moment there is no way to edit those model types
Chris@629:             // so it should be safe to regenerate them.  That won't
Chris@629:             // always work in future though.  It would be particularly
Chris@629:             // nice to be able to ask the user, as well as making an
Chris@629:             // intelligent guess.
Chris@45: 
Chris@629:             bool writeModel = true;
Chris@629:             bool haveDerivation = false;
Chris@629:         
Chris@629:             if (rec.source && rec.transform.getIdentifier() != "") {
Chris@629:                 haveDerivation = true;
Chris@629:             }
Chris@45: 
Chris@629:             if (pass == nonDerivedPass) {
Chris@629:                 if (haveDerivation) {
Chris@629:                     SVDEBUG << "skipping derived model " << model->objectName() << " during nonDerivedPass" << endl;
Chris@629:                     continue;
Chris@629:                 }
Chris@629:             } else {
Chris@629:                 if (!haveDerivation) {
Chris@629:                     SVDEBUG << "skipping non-derived model " << model->objectName() << " during derivedPass" << endl;
Chris@629:                     continue;
Chris@629:                 }
Chris@629:             }            
Chris@45: 
Chris@629:             if (haveDerivation) {
Chris@629:                 if (dynamic_cast<const WritableWaveFileModel *>(model)) {
Chris@629:                     writeModel = false;
Chris@629:                 } else if (dynamic_cast<const DenseThreeDimensionalModel *>(model)) {
Chris@629:                     writeModel = false;
Chris@629:                 }
Chris@629:             }
Chris@629:             
Chris@629:             if (writeModel) {
Chris@629:                 model->toXml(out, indent + "  ");
Chris@629:                 written.insert(model);
Chris@629:             }
Chris@629:             
Chris@629:             if (haveDerivation) {
Chris@629:                 writeBackwardCompatibleDerivation(out, indent + "  ",
Chris@629:                                                   model, rec);
Chris@629:             }
Chris@629: 
Chris@629:             //!!! We should probably own the PlayParameterRepository
Chris@629:             PlayParameters *playParameters =
Chris@629:                 PlayParameterRepository::getInstance()->getPlayParameters(model);
Chris@629:             if (playParameters) {
Chris@629:                 playParameters->toXml
Chris@629:                     (out, indent + "  ",
Chris@629:                      QString("model=\"%1\"")
Chris@629:                      .arg(XmlExportable::getObjectExportId(model)));
Chris@45:             }
Chris@45:         }
Chris@45:     }
Chris@111: 
Chris@111:     // We should write out the alignment models here.  AlignmentModel
Chris@111:     // needs a toXml that writes out the export IDs of its reference
Chris@111:     // and aligned models, and then streams its path model.  Note that
Chris@111:     // this will only work when the alignment is complete, so we
Chris@111:     // should probably wait for it if it isn't already by this point.
Chris@111: 
Chris@111:     for (std::set<Model *>::const_iterator i = written.begin();
Chris@595:          i != written.end(); ++i) {
Chris@111: 
Chris@111:         const Model *model = *i;
Chris@111:         const AlignmentModel *alignment = model->getAlignment();
Chris@111:         if (!alignment) continue;
Chris@111: 
Chris@111:         alignment->toXml(out, indent + "  ");
Chris@111:     }
Chris@111: 
Chris@45:     for (LayerSet::const_iterator i = m_layers.begin();
Chris@595:          i != m_layers.end(); ++i) {
Chris@45: 
Chris@595:         (*i)->toXml(out, indent + "  ");
Chris@45:     }
Chris@45: 
Chris@45:     out << indent + "</data>\n";
Chris@45: }
Chris@45: 
Chris@72: void
Chris@226: Document::writePlaceholderMainModel(QTextStream &out, QString indent) const
Chris@226: {
Chris@226:     out << indent;
Chris@226:     out << QString("<model id=\"%1\" name=\"placeholder\" sampleRate=\"%2\" type=\"wavefile\" file=\":samples/silent.wav\" mainModel=\"true\"/>\n")
Chris@226:         .arg(getObjectExportId(m_mainModel))
Chris@226:         .arg(m_mainModel->getSampleRate());
Chris@226: }
Chris@226: 
Chris@226: void
Chris@72: Document::writeBackwardCompatibleDerivation(QTextStream &out, QString indent,
Chris@72:                                             Model *targetModel,
Chris@72:                                             const ModelRecord &rec) const
Chris@72: {
Chris@72:     // There is a lot of redundancy in the XML we output here, because
Chris@72:     // we want it to work with older SV session file reading code as
Chris@72:     // well.
Chris@72:     //
Chris@72:     // Formerly, a transform was described using a derivation element
Chris@72:     // which set out the source and target models, execution context
Chris@72:     // (step size, input channel etc) and transform id, containing a
Chris@72:     // plugin element which set out the transform parameters and so
Chris@72:     // on.  (The plugin element came from a "configurationXml" string
Chris@72:     // obtained from PluginXml.)
Chris@72:     // 
Chris@72:     // This has been replaced by a derivation element setting out the
Chris@72:     // source and target models and input channel, containing a
Chris@72:     // transform element which sets out everything in the Transform.
Chris@72:     //
Chris@72:     // In order to retain compatibility with older SV code, however,
Chris@72:     // we have to write out the same stuff into the derivation as
Chris@72:     // before, and manufacture an appropriate plugin element as well
Chris@72:     // as the transform element.  In order that newer code knows it's
Chris@72:     // dealing with a newer format, we will also write an attribute
Chris@72:     // 'type="transform"' in the derivation element.
Chris@45: 
Chris@72:     const Transform &transform = rec.transform;
Chris@72: 
Chris@72:     // Just for reference, this is what we would write if we didn't
Chris@72:     // have to be backward compatible:
Chris@72:     //
Chris@72:     //    out << indent
Chris@72:     //        << QString("<derivation type=\"transform\" source=\"%1\" "
Chris@72:     //                   "model=\"%2\" channel=\"%3\">\n")
Chris@72:     //        .arg(XmlExportable::getObjectExportId(rec.source))
Chris@72:     //        .arg(XmlExportable::getObjectExportId(targetModel))
Chris@72:     //        .arg(rec.channel);
Chris@72:     //
Chris@72:     //    transform.toXml(out, indent + "  ");
Chris@72:     //
Chris@72:     //    out << indent << "</derivation>\n";
Chris@72:     // 
Chris@72:     // Unfortunately, we can't just do that.  So we do this...
Chris@72: 
Chris@72:     QString extentsAttributes;
Chris@72:     if (transform.getStartTime() != RealTime::zeroTime ||
Chris@72:         transform.getDuration() != RealTime::zeroTime) {
Chris@72:         extentsAttributes = QString("startFrame=\"%1\" duration=\"%2\" ")
Chris@72:             .arg(RealTime::realTime2Frame(transform.getStartTime(),
Chris@72:                                           targetModel->getSampleRate()))
Chris@72:             .arg(RealTime::realTime2Frame(transform.getDuration(),
Chris@72:                                           targetModel->getSampleRate()));
Chris@72:     }
Chris@595:             
Chris@72:     out << indent;
Chris@72:     out << QString("<derivation type=\"transform\" source=\"%1\" "
Chris@72:                    "model=\"%2\" channel=\"%3\" domain=\"%4\" "
Chris@72:                    "stepSize=\"%5\" blockSize=\"%6\" %7windowType=\"%8\" "
Chris@72:                    "transform=\"%9\">\n")
Chris@72:         .arg(XmlExportable::getObjectExportId(rec.source))
Chris@72:         .arg(XmlExportable::getObjectExportId(targetModel))
Chris@72:         .arg(rec.channel)
Chris@72:         .arg(TransformFactory::getInstance()->getTransformInputDomain
Chris@72:              (transform.getIdentifier()))
Chris@72:         .arg(transform.getStepSize())
Chris@72:         .arg(transform.getBlockSize())
Chris@72:         .arg(extentsAttributes)
Chris@72:         .arg(int(transform.getWindowType()))
Chris@72:         .arg(XmlExportable::encodeEntities(transform.getIdentifier()));
Chris@72: 
Chris@72:     transform.toXml(out, indent + "  ");
Chris@72:     
Chris@72:     out << indent << "  "
Chris@72:         << TransformFactory::getInstance()->getPluginConfigurationXml(transform);
Chris@72: 
Chris@72:     out << indent << "</derivation>\n";
Chris@72: }
Chris@72: