annotate document/Document.cpp @ 0:cd5d7ff8ef38

* Reorganising code base. This revision will not compile.
author Chris Cannam
date Mon, 31 Jul 2006 12:03:45 +0000
parents
children 40116f709d3b
rev   line source
Chris@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@0 4 Sonic Visualiser
Chris@0 5 An audio file viewer and annotation editor.
Chris@0 6 Centre for Digital Music, Queen Mary, University of London.
Chris@0 7 This file copyright 2006 Chris Cannam.
Chris@0 8
Chris@0 9 This program is free software; you can redistribute it and/or
Chris@0 10 modify it under the terms of the GNU General Public License as
Chris@0 11 published by the Free Software Foundation; either version 2 of the
Chris@0 12 License, or (at your option) any later version. See the file
Chris@0 13 COPYING included with this distribution for more information.
Chris@0 14 */
Chris@0 15
Chris@0 16 #include "Document.h"
Chris@0 17
Chris@0 18 #include "model/WaveFileModel.h"
Chris@0 19 #include "base/Layer.h"
Chris@0 20 #include "base/CommandHistory.h"
Chris@0 21 #include "base/Command.h"
Chris@0 22 #include "base/View.h"
Chris@0 23 #include "base/PlayParameterRepository.h"
Chris@0 24 #include "base/PlayParameters.h"
Chris@0 25 #include "transform/TransformFactory.h"
Chris@0 26 #include <iostream>
Chris@0 27
Chris@0 28 //!!! still need to handle command history, documentRestored/documentModified
Chris@0 29
Chris@0 30 Document::Document() :
Chris@0 31 m_mainModel(0)
Chris@0 32 {
Chris@0 33 }
Chris@0 34
Chris@0 35 Document::~Document()
Chris@0 36 {
Chris@0 37 //!!! Document should really own the command history. atm we
Chris@0 38 //still refer to it in various places that don't have access to
Chris@0 39 //the document, be nice to fix that
Chris@0 40
Chris@0 41 // std::cerr << "\n\nDocument::~Document: about to clear command history" << std::endl;
Chris@0 42 CommandHistory::getInstance()->clear();
Chris@0 43
Chris@0 44 // std::cerr << "Document::~Document: about to delete layers" << std::endl;
Chris@0 45 while (!m_layers.empty()) {
Chris@0 46 deleteLayer(*m_layers.begin(), true);
Chris@0 47 }
Chris@0 48
Chris@0 49 if (!m_models.empty()) {
Chris@0 50 std::cerr << "Document::~Document: WARNING: "
Chris@0 51 << m_models.size() << " model(s) still remain -- "
Chris@0 52 << "should have been garbage collected when deleting layers"
Chris@0 53 << std::endl;
Chris@0 54 while (!m_models.empty()) {
Chris@0 55 if (m_models.begin()->first == m_mainModel) {
Chris@0 56 // just in case!
Chris@0 57 std::cerr << "Document::~Document: WARNING: Main model is also"
Chris@0 58 << " in models list!" << std::endl;
Chris@0 59 } else {
Chris@0 60 emit modelAboutToBeDeleted(m_models.begin()->first);
Chris@0 61 delete m_models.begin()->first;
Chris@0 62 }
Chris@0 63 m_models.erase(m_models.begin());
Chris@0 64 }
Chris@0 65 }
Chris@0 66
Chris@0 67 // std::cerr << "Document::~Document: About to get rid of main model"
Chris@0 68 // << std::endl;
Chris@0 69 emit modelAboutToBeDeleted(m_mainModel);
Chris@0 70 emit mainModelChanged(0);
Chris@0 71 delete m_mainModel;
Chris@0 72
Chris@0 73 }
Chris@0 74
Chris@0 75 Layer *
Chris@0 76 Document::createLayer(LayerFactory::LayerType type)
Chris@0 77 {
Chris@0 78 Layer *newLayer = LayerFactory::getInstance()->createLayer(type);
Chris@0 79 if (!newLayer) return 0;
Chris@0 80
Chris@0 81 newLayer->setObjectName(getUniqueLayerName(newLayer->objectName()));
Chris@0 82
Chris@0 83 m_layers.insert(newLayer);
Chris@0 84 emit layerAdded(newLayer);
Chris@0 85
Chris@0 86 return newLayer;
Chris@0 87 }
Chris@0 88
Chris@0 89 Layer *
Chris@0 90 Document::createMainModelLayer(LayerFactory::LayerType type)
Chris@0 91 {
Chris@0 92 Layer *newLayer = createLayer(type);
Chris@0 93 if (!newLayer) return 0;
Chris@0 94 setModel(newLayer, m_mainModel);
Chris@0 95 return newLayer;
Chris@0 96 }
Chris@0 97
Chris@0 98 Layer *
Chris@0 99 Document::createImportedLayer(Model *model)
Chris@0 100 {
Chris@0 101 LayerFactory::LayerTypeSet types =
Chris@0 102 LayerFactory::getInstance()->getValidLayerTypes(model);
Chris@0 103
Chris@0 104 if (types.empty()) {
Chris@0 105 std::cerr << "WARNING: Document::importLayer: no valid display layer for model" << std::endl;
Chris@0 106 return 0;
Chris@0 107 }
Chris@0 108
Chris@0 109 //!!! for now, just use the first suitable layer type
Chris@0 110 LayerFactory::LayerType type = *types.begin();
Chris@0 111
Chris@0 112 Layer *newLayer = LayerFactory::getInstance()->createLayer(type);
Chris@0 113 if (!newLayer) return 0;
Chris@0 114
Chris@0 115 newLayer->setObjectName(getUniqueLayerName(newLayer->objectName()));
Chris@0 116
Chris@0 117 addImportedModel(model);
Chris@0 118 setModel(newLayer, model);
Chris@0 119
Chris@0 120 //!!! and all channels
Chris@0 121 setChannel(newLayer, -1);
Chris@0 122
Chris@0 123 m_layers.insert(newLayer);
Chris@0 124 emit layerAdded(newLayer);
Chris@0 125 return newLayer;
Chris@0 126 }
Chris@0 127
Chris@0 128 Layer *
Chris@0 129 Document::createEmptyLayer(LayerFactory::LayerType type)
Chris@0 130 {
Chris@0 131 Model *newModel =
Chris@0 132 LayerFactory::getInstance()->createEmptyModel(type, m_mainModel);
Chris@0 133 if (!newModel) return 0;
Chris@0 134
Chris@0 135 Layer *newLayer = createLayer(type);
Chris@0 136 if (!newLayer) {
Chris@0 137 delete newModel;
Chris@0 138 return 0;
Chris@0 139 }
Chris@0 140
Chris@0 141 addImportedModel(newModel);
Chris@0 142 setModel(newLayer, newModel);
Chris@0 143
Chris@0 144 return newLayer;
Chris@0 145 }
Chris@0 146
Chris@0 147 Layer *
Chris@0 148 Document::createDerivedLayer(LayerFactory::LayerType type,
Chris@0 149 TransformName transform)
Chris@0 150 {
Chris@0 151 Layer *newLayer = createLayer(type);
Chris@0 152 if (!newLayer) return 0;
Chris@0 153
Chris@0 154 newLayer->setObjectName(getUniqueLayerName
Chris@0 155 (TransformFactory::getInstance()->
Chris@0 156 getTransformFriendlyName(transform)));
Chris@0 157
Chris@0 158 return newLayer;
Chris@0 159 }
Chris@0 160
Chris@0 161 Layer *
Chris@0 162 Document::createDerivedLayer(TransformName transform,
Chris@0 163 Model *inputModel,
Chris@0 164 int channel,
Chris@0 165 QString configurationXml)
Chris@0 166 {
Chris@0 167 Model *newModel = createModelForTransform(transform, inputModel,
Chris@0 168 channel, configurationXml);
Chris@0 169 if (!newModel) {
Chris@0 170 // error already printed to stderr by createModelForTransform
Chris@0 171 emit modelGenerationFailed(transform);
Chris@0 172 return 0;
Chris@0 173 }
Chris@0 174
Chris@0 175 LayerFactory::LayerTypeSet types =
Chris@0 176 LayerFactory::getInstance()->getValidLayerTypes(newModel);
Chris@0 177
Chris@0 178 if (types.empty()) {
Chris@0 179 std::cerr << "WARNING: Document::createLayerForTransform: no valid display layer for output of transform " << transform.toStdString() << std::endl;
Chris@0 180 delete newModel;
Chris@0 181 return 0;
Chris@0 182 }
Chris@0 183
Chris@0 184 //!!! for now, just use the first suitable layer type
Chris@0 185
Chris@0 186 Layer *newLayer = createLayer(*types.begin());
Chris@0 187 setModel(newLayer, newModel);
Chris@0 188
Chris@0 189 //!!! We need to clone the model when adding the layer, so that it
Chris@0 190 //can be edited without affecting other layers that are based on
Chris@0 191 //the same model. Unfortunately we can't just clone it now,
Chris@0 192 //because it probably hasn't been completed yet -- the transform
Chris@0 193 //runs in the background. Maybe the transform has to handle
Chris@0 194 //cloning and cacheing models itself.
Chris@0 195 //
Chris@0 196 // Once we do clone models here, of course, we'll have to avoid
Chris@0 197 // leaking them too.
Chris@0 198 //
Chris@0 199 // We want the user to be able to add a model to a second layer
Chris@0 200 // _while it's still being calculated in the first_ and have it
Chris@0 201 // work quickly. That means we need to put the same physical
Chris@0 202 // model pointer in both layers, so they can't actually be cloned.
Chris@0 203
Chris@0 204 if (newLayer) {
Chris@0 205 newLayer->setObjectName(getUniqueLayerName
Chris@0 206 (TransformFactory::getInstance()->
Chris@0 207 getTransformFriendlyName(transform)));
Chris@0 208 }
Chris@0 209
Chris@0 210 emit layerAdded(newLayer);
Chris@0 211 return newLayer;
Chris@0 212 }
Chris@0 213
Chris@0 214 void
Chris@0 215 Document::setMainModel(WaveFileModel *model)
Chris@0 216 {
Chris@0 217 Model *oldMainModel = m_mainModel;
Chris@0 218 m_mainModel = model;
Chris@0 219
Chris@0 220 emit modelAdded(m_mainModel);
Chris@0 221
Chris@0 222 std::vector<Layer *> obsoleteLayers;
Chris@0 223 std::set<QString> failedTransforms;
Chris@0 224
Chris@0 225 // We need to ensure that no layer is left using oldMainModel or
Chris@0 226 // any of the old derived models as its model. Either replace the
Chris@0 227 // model, or delete the layer for each layer that is currently
Chris@0 228 // using one of these. Carry out this replacement before we
Chris@0 229 // delete any of the models.
Chris@0 230
Chris@0 231 for (LayerSet::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
Chris@0 232
Chris@0 233 Layer *layer = *i;
Chris@0 234 Model *model = layer->getModel();
Chris@0 235
Chris@0 236 if (model == oldMainModel) {
Chris@0 237 LayerFactory::getInstance()->setModel(layer, m_mainModel);
Chris@0 238 continue;
Chris@0 239 }
Chris@0 240
Chris@0 241 if (m_models.find(model) == m_models.end()) {
Chris@0 242 std::cerr << "WARNING: Document::setMainModel: Unknown model "
Chris@0 243 << model << " in layer " << layer << std::endl;
Chris@0 244 // get rid of this hideous degenerate
Chris@0 245 obsoleteLayers.push_back(layer);
Chris@0 246 continue;
Chris@0 247 }
Chris@0 248
Chris@0 249 if (m_models[model].source == oldMainModel) {
Chris@0 250
Chris@0 251 // This model was derived from the previous main
Chris@0 252 // model: regenerate it.
Chris@0 253
Chris@0 254 TransformName transform = m_models[model].transform;
Chris@0 255 int channel = m_models[model].channel;
Chris@0 256
Chris@0 257 Model *replacementModel =
Chris@0 258 createModelForTransform(transform,
Chris@0 259 m_mainModel,
Chris@0 260 channel,
Chris@0 261 m_models[model].configurationXml);
Chris@0 262
Chris@0 263 if (!replacementModel) {
Chris@0 264 std::cerr << "WARNING: Document::setMainModel: Failed to regenerate model for transform \""
Chris@0 265 << transform.toStdString() << "\"" << " in layer " << layer << std::endl;
Chris@0 266 if (failedTransforms.find(transform) == failedTransforms.end()) {
Chris@0 267 emit modelRegenerationFailed(layer->objectName(),
Chris@0 268 transform);
Chris@0 269 failedTransforms.insert(transform);
Chris@0 270 }
Chris@0 271 obsoleteLayers.push_back(layer);
Chris@0 272 } else {
Chris@0 273 setModel(layer, replacementModel);
Chris@0 274 }
Chris@0 275 }
Chris@0 276 }
Chris@0 277
Chris@0 278 for (size_t k = 0; k < obsoleteLayers.size(); ++k) {
Chris@0 279 deleteLayer(obsoleteLayers[k], true);
Chris@0 280 }
Chris@0 281
Chris@0 282 emit mainModelChanged(m_mainModel);
Chris@0 283
Chris@0 284 // we already emitted modelAboutToBeDeleted for this
Chris@0 285 delete oldMainModel;
Chris@0 286 }
Chris@0 287
Chris@0 288 void
Chris@0 289 Document::addDerivedModel(TransformName transform,
Chris@0 290 Model *inputModel,
Chris@0 291 int channel,
Chris@0 292 Model *outputModelToAdd,
Chris@0 293 QString configurationXml)
Chris@0 294 {
Chris@0 295 if (m_models.find(outputModelToAdd) != m_models.end()) {
Chris@0 296 std::cerr << "WARNING: Document::addDerivedModel: Model already added"
Chris@0 297 << std::endl;
Chris@0 298 return;
Chris@0 299 }
Chris@0 300
Chris@0 301 ModelRecord rec;
Chris@0 302 rec.source = inputModel;
Chris@0 303 rec.transform = transform;
Chris@0 304 rec.channel = channel;
Chris@0 305 rec.configurationXml = configurationXml;
Chris@0 306 rec.refcount = 0;
Chris@0 307
Chris@0 308 m_models[outputModelToAdd] = rec;
Chris@0 309
Chris@0 310 emit modelAdded(outputModelToAdd);
Chris@0 311 }
Chris@0 312
Chris@0 313
Chris@0 314 void
Chris@0 315 Document::addImportedModel(Model *model)
Chris@0 316 {
Chris@0 317 if (m_models.find(model) != m_models.end()) {
Chris@0 318 std::cerr << "WARNING: Document::addImportedModel: Model already added"
Chris@0 319 << std::endl;
Chris@0 320 return;
Chris@0 321 }
Chris@0 322
Chris@0 323 ModelRecord rec;
Chris@0 324 rec.source = 0;
Chris@0 325 rec.transform = "";
Chris@0 326 rec.channel = -1;
Chris@0 327 rec.refcount = 0;
Chris@0 328
Chris@0 329 m_models[model] = rec;
Chris@0 330
Chris@0 331 emit modelAdded(model);
Chris@0 332 }
Chris@0 333
Chris@0 334 Model *
Chris@0 335 Document::createModelForTransform(TransformName transform,
Chris@0 336 Model *inputModel,
Chris@0 337 int channel,
Chris@0 338 QString configurationXml)
Chris@0 339 {
Chris@0 340 Model *model = 0;
Chris@0 341
Chris@0 342 for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@0 343 if (i->second.transform == transform &&
Chris@0 344 i->second.source == inputModel &&
Chris@0 345 i->second.channel == channel &&
Chris@0 346 i->second.configurationXml == configurationXml) {
Chris@0 347 return i->first;
Chris@0 348 }
Chris@0 349 }
Chris@0 350
Chris@0 351 model = TransformFactory::getInstance()->transform
Chris@0 352 (transform, inputModel, channel, configurationXml);
Chris@0 353
Chris@0 354 if (!model) {
Chris@0 355 std::cerr << "WARNING: Document::createModelForTransform: no output model for transform " << transform.toStdString() << std::endl;
Chris@0 356 } else {
Chris@0 357 addDerivedModel(transform, inputModel, channel, model, configurationXml);
Chris@0 358 }
Chris@0 359
Chris@0 360 return model;
Chris@0 361 }
Chris@0 362
Chris@0 363 void
Chris@0 364 Document::releaseModel(Model *model) // Will _not_ release main model!
Chris@0 365 {
Chris@0 366 if (model == 0) {
Chris@0 367 return;
Chris@0 368 }
Chris@0 369
Chris@0 370 if (model == m_mainModel) {
Chris@0 371 return;
Chris@0 372 }
Chris@0 373
Chris@0 374 bool toDelete = false;
Chris@0 375
Chris@0 376 if (m_models.find(model) != m_models.end()) {
Chris@0 377
Chris@0 378 if (m_models[model].refcount == 0) {
Chris@0 379 std::cerr << "WARNING: Document::releaseModel: model " << model
Chris@0 380 << " reference count is zero already!" << std::endl;
Chris@0 381 } else {
Chris@0 382 if (--m_models[model].refcount == 0) {
Chris@0 383 toDelete = true;
Chris@0 384 }
Chris@0 385 }
Chris@0 386 } else {
Chris@0 387 std::cerr << "WARNING: Document::releaseModel: Unfound model "
Chris@0 388 << model << std::endl;
Chris@0 389 toDelete = true;
Chris@0 390 }
Chris@0 391
Chris@0 392 if (toDelete) {
Chris@0 393
Chris@0 394 int sourceCount = 0;
Chris@0 395
Chris@0 396 for (ModelMap::iterator i = m_models.begin(); i != m_models.end(); ++i) {
Chris@0 397 if (i->second.source == model) {
Chris@0 398 ++sourceCount;
Chris@0 399 i->second.source = 0;
Chris@0 400 }
Chris@0 401 }
Chris@0 402
Chris@0 403 if (sourceCount > 0) {
Chris@0 404 std::cerr << "Document::releaseModel: Deleting model "
Chris@0 405 << model << " even though it is source for "
Chris@0 406 << sourceCount << " other derived model(s) -- resetting "
Chris@0 407 << "their source fields appropriately" << std::endl;
Chris@0 408 }
Chris@0 409
Chris@0 410 emit modelAboutToBeDeleted(model);
Chris@0 411 m_models.erase(model);
Chris@0 412 delete model;
Chris@0 413 }
Chris@0 414 }
Chris@0 415
Chris@0 416 void
Chris@0 417 Document::deleteLayer(Layer *layer, bool force)
Chris@0 418 {
Chris@0 419 if (m_layerViewMap.find(layer) != m_layerViewMap.end() &&
Chris@0 420 m_layerViewMap[layer].size() > 0) {
Chris@0 421
Chris@0 422 std::cerr << "WARNING: Document::deleteLayer: Layer "
Chris@0 423 << layer << " [" << layer->objectName().toStdString() << "]"
Chris@0 424 << " is still used in " << m_layerViewMap[layer].size()
Chris@0 425 << " views!" << std::endl;
Chris@0 426
Chris@0 427 if (force) {
Chris@0 428
Chris@0 429 std::cerr << "(force flag set -- deleting from all views)" << std::endl;
Chris@0 430
Chris@0 431 for (std::set<View *>::iterator j = m_layerViewMap[layer].begin();
Chris@0 432 j != m_layerViewMap[layer].end(); ++j) {
Chris@0 433 // don't use removeLayerFromView, as it issues a command
Chris@0 434 layer->setLayerDormant(*j, true);
Chris@0 435 (*j)->removeLayer(layer);
Chris@0 436 }
Chris@0 437
Chris@0 438 m_layerViewMap.erase(layer);
Chris@0 439
Chris@0 440 } else {
Chris@0 441 return;
Chris@0 442 }
Chris@0 443 }
Chris@0 444
Chris@0 445 if (m_layers.find(layer) == m_layers.end()) {
Chris@0 446 std::cerr << "Document::deleteLayer: Layer "
Chris@0 447 << layer << " does not exist, or has already been deleted "
Chris@0 448 << "(this may not be as serious as it sounds)" << std::endl;
Chris@0 449 return;
Chris@0 450 }
Chris@0 451
Chris@0 452 m_layers.erase(layer);
Chris@0 453
Chris@0 454 releaseModel(layer->getModel());
Chris@0 455 emit layerRemoved(layer);
Chris@0 456 emit layerAboutToBeDeleted(layer);
Chris@0 457 delete layer;
Chris@0 458 }
Chris@0 459
Chris@0 460 void
Chris@0 461 Document::setModel(Layer *layer, Model *model)
Chris@0 462 {
Chris@0 463 if (model &&
Chris@0 464 model != m_mainModel &&
Chris@0 465 m_models.find(model) == m_models.end()) {
Chris@0 466 std::cerr << "ERROR: Document::setModel: Layer " << layer
Chris@0 467 << " is using unregistered model " << model
Chris@0 468 << ": register the layer's model before setting it!"
Chris@0 469 << std::endl;
Chris@0 470 return;
Chris@0 471 }
Chris@0 472
Chris@0 473 if (layer->getModel()) {
Chris@0 474 if (layer->getModel() == model) {
Chris@0 475 std::cerr << "WARNING: Document::setModel: Layer is already set to this model" << std::endl;
Chris@0 476 return;
Chris@0 477 }
Chris@0 478 releaseModel(layer->getModel());
Chris@0 479 }
Chris@0 480
Chris@0 481 if (model && model != m_mainModel) {
Chris@0 482 m_models[model].refcount ++;
Chris@0 483 }
Chris@0 484
Chris@0 485 LayerFactory::getInstance()->setModel(layer, model);
Chris@0 486 }
Chris@0 487
Chris@0 488 void
Chris@0 489 Document::setChannel(Layer *layer, int channel)
Chris@0 490 {
Chris@0 491 LayerFactory::getInstance()->setChannel(layer, channel);
Chris@0 492 }
Chris@0 493
Chris@0 494 void
Chris@0 495 Document::addLayerToView(View *view, Layer *layer)
Chris@0 496 {
Chris@0 497 Model *model = layer->getModel();
Chris@0 498 if (!model) {
Chris@0 499 std::cerr << "Document::addLayerToView: Layer with no model being added to view: normally you want to set the model first" << std::endl;
Chris@0 500 } else {
Chris@0 501 if (model != m_mainModel &&
Chris@0 502 m_models.find(model) == m_models.end()) {
Chris@0 503 std::cerr << "ERROR: Document::addLayerToView: Layer " << layer
Chris@0 504 << " has unregistered model " << model
Chris@0 505 << " -- register the layer's model before adding the layer!" << std::endl;
Chris@0 506 return;
Chris@0 507 }
Chris@0 508 }
Chris@0 509
Chris@0 510 CommandHistory::getInstance()->addCommand
Chris@0 511 (new Document::AddLayerCommand(this, view, layer));
Chris@0 512 }
Chris@0 513
Chris@0 514 void
Chris@0 515 Document::removeLayerFromView(View *view, Layer *layer)
Chris@0 516 {
Chris@0 517 CommandHistory::getInstance()->addCommand
Chris@0 518 (new Document::RemoveLayerCommand(this, view, layer));
Chris@0 519 }
Chris@0 520
Chris@0 521 void
Chris@0 522 Document::addToLayerViewMap(Layer *layer, View *view)
Chris@0 523 {
Chris@0 524 bool firstView = (m_layerViewMap.find(layer) == m_layerViewMap.end() ||
Chris@0 525 m_layerViewMap[layer].empty());
Chris@0 526
Chris@0 527 if (m_layerViewMap[layer].find(view) !=
Chris@0 528 m_layerViewMap[layer].end()) {
Chris@0 529 std::cerr << "WARNING: Document::addToLayerViewMap:"
Chris@0 530 << " Layer " << layer << " -> view " << view << " already in"
Chris@0 531 << " layer view map -- internal inconsistency" << std::endl;
Chris@0 532 }
Chris@0 533
Chris@0 534 m_layerViewMap[layer].insert(view);
Chris@0 535
Chris@0 536 if (firstView) emit layerInAView(layer, true);
Chris@0 537 }
Chris@0 538
Chris@0 539 void
Chris@0 540 Document::removeFromLayerViewMap(Layer *layer, View *view)
Chris@0 541 {
Chris@0 542 if (m_layerViewMap[layer].find(view) ==
Chris@0 543 m_layerViewMap[layer].end()) {
Chris@0 544 std::cerr << "WARNING: Document::removeFromLayerViewMap:"
Chris@0 545 << " Layer " << layer << " -> view " << view << " not in"
Chris@0 546 << " layer view map -- internal inconsistency" << std::endl;
Chris@0 547 }
Chris@0 548
Chris@0 549 m_layerViewMap[layer].erase(view);
Chris@0 550
Chris@0 551 if (m_layerViewMap[layer].empty()) {
Chris@0 552 m_layerViewMap.erase(layer);
Chris@0 553 emit layerInAView(layer, false);
Chris@0 554 }
Chris@0 555 }
Chris@0 556
Chris@0 557 QString
Chris@0 558 Document::getUniqueLayerName(QString candidate)
Chris@0 559 {
Chris@0 560 for (int count = 1; ; ++count) {
Chris@0 561
Chris@0 562 QString adjusted =
Chris@0 563 (count > 1 ? QString("%1 <%2>").arg(candidate).arg(count) :
Chris@0 564 candidate);
Chris@0 565
Chris@0 566 bool duplicate = false;
Chris@0 567
Chris@0 568 for (LayerSet::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
Chris@0 569 if ((*i)->objectName() == adjusted) {
Chris@0 570 duplicate = true;
Chris@0 571 break;
Chris@0 572 }
Chris@0 573 }
Chris@0 574
Chris@0 575 if (!duplicate) return adjusted;
Chris@0 576 }
Chris@0 577 }
Chris@0 578
Chris@0 579 Document::AddLayerCommand::AddLayerCommand(Document *d,
Chris@0 580 View *view,
Chris@0 581 Layer *layer) :
Chris@0 582 m_d(d),
Chris@0 583 m_view(view),
Chris@0 584 m_layer(layer),
Chris@0 585 m_name(d->tr("Add %1 Layer").arg(layer->objectName())),
Chris@0 586 m_added(false)
Chris@0 587 {
Chris@0 588 }
Chris@0 589
Chris@0 590 Document::AddLayerCommand::~AddLayerCommand()
Chris@0 591 {
Chris@0 592 // std::cerr << "Document::AddLayerCommand::~AddLayerCommand" << std::endl;
Chris@0 593 if (!m_added) {
Chris@0 594 m_d->deleteLayer(m_layer);
Chris@0 595 }
Chris@0 596 }
Chris@0 597
Chris@0 598 void
Chris@0 599 Document::AddLayerCommand::execute()
Chris@0 600 {
Chris@0 601 for (int i = 0; i < m_view->getLayerCount(); ++i) {
Chris@0 602 if (m_view->getLayer(i) == m_layer) {
Chris@0 603 // already there
Chris@0 604 m_layer->setLayerDormant(m_view, false);
Chris@0 605 m_added = true;
Chris@0 606 return;
Chris@0 607 }
Chris@0 608 }
Chris@0 609
Chris@0 610 m_view->addLayer(m_layer);
Chris@0 611 m_layer->setLayerDormant(m_view, false);
Chris@0 612
Chris@0 613 m_d->addToLayerViewMap(m_layer, m_view);
Chris@0 614 m_added = true;
Chris@0 615 }
Chris@0 616
Chris@0 617 void
Chris@0 618 Document::AddLayerCommand::unexecute()
Chris@0 619 {
Chris@0 620 m_view->removeLayer(m_layer);
Chris@0 621 m_layer->setLayerDormant(m_view, true);
Chris@0 622
Chris@0 623 m_d->removeFromLayerViewMap(m_layer, m_view);
Chris@0 624 m_added = false;
Chris@0 625 }
Chris@0 626
Chris@0 627 Document::RemoveLayerCommand::RemoveLayerCommand(Document *d,
Chris@0 628 View *view,
Chris@0 629 Layer *layer) :
Chris@0 630 m_d(d),
Chris@0 631 m_view(view),
Chris@0 632 m_layer(layer),
Chris@0 633 m_name(d->tr("Delete %1 Layer").arg(layer->objectName())),
Chris@0 634 m_added(true)
Chris@0 635 {
Chris@0 636 }
Chris@0 637
Chris@0 638 Document::RemoveLayerCommand::~RemoveLayerCommand()
Chris@0 639 {
Chris@0 640 // std::cerr << "Document::RemoveLayerCommand::~RemoveLayerCommand" << std::endl;
Chris@0 641 if (!m_added) {
Chris@0 642 m_d->deleteLayer(m_layer);
Chris@0 643 }
Chris@0 644 }
Chris@0 645
Chris@0 646 void
Chris@0 647 Document::RemoveLayerCommand::execute()
Chris@0 648 {
Chris@0 649 bool have = false;
Chris@0 650 for (int i = 0; i < m_view->getLayerCount(); ++i) {
Chris@0 651 if (m_view->getLayer(i) == m_layer) {
Chris@0 652 have = true;
Chris@0 653 break;
Chris@0 654 }
Chris@0 655 }
Chris@0 656
Chris@0 657 if (!have) { // not there!
Chris@0 658 m_layer->setLayerDormant(m_view, true);
Chris@0 659 m_added = false;
Chris@0 660 return;
Chris@0 661 }
Chris@0 662
Chris@0 663 m_view->removeLayer(m_layer);
Chris@0 664 m_layer->setLayerDormant(m_view, true);
Chris@0 665
Chris@0 666 m_d->removeFromLayerViewMap(m_layer, m_view);
Chris@0 667 m_added = false;
Chris@0 668 }
Chris@0 669
Chris@0 670 void
Chris@0 671 Document::RemoveLayerCommand::unexecute()
Chris@0 672 {
Chris@0 673 m_view->addLayer(m_layer);
Chris@0 674 m_layer->setLayerDormant(m_view, false);
Chris@0 675
Chris@0 676 m_d->addToLayerViewMap(m_layer, m_view);
Chris@0 677 m_added = true;
Chris@0 678 }
Chris@0 679
Chris@0 680 void
Chris@0 681 Document::toXml(QTextStream &out, QString indent, QString extraAttributes) const
Chris@0 682 {
Chris@0 683 out << indent + QString("<data%1%2>\n")
Chris@0 684 .arg(extraAttributes == "" ? "" : " ").arg(extraAttributes);
Chris@0 685
Chris@0 686 if (m_mainModel) {
Chris@0 687 m_mainModel->toXml(out, indent + " ", "mainModel=\"true\"");
Chris@0 688 }
Chris@0 689
Chris@0 690 for (ModelMap::const_iterator i = m_models.begin();
Chris@0 691 i != m_models.end(); ++i) {
Chris@0 692
Chris@0 693 i->first->toXml(out, indent + " ");
Chris@0 694
Chris@0 695 const ModelRecord &rec = i->second;
Chris@0 696
Chris@0 697 if (rec.source && rec.transform != "") {
Chris@0 698
Chris@0 699 out << indent;
Chris@0 700 out << QString(" <derivation source=\"%1\" model=\"%2\" channel=\"%3\" transform=\"%4\"")
Chris@0 701 .arg(XmlExportable::getObjectExportId(rec.source))
Chris@0 702 .arg(XmlExportable::getObjectExportId(i->first))
Chris@0 703 .arg(rec.channel)
Chris@0 704 .arg(XmlExportable::encodeEntities(rec.transform));
Chris@0 705
Chris@0 706 if (rec.configurationXml != "") {
Chris@0 707 out << ">\n " + indent + rec.configurationXml
Chris@0 708 + "\n" + indent + " </derivation>\n";
Chris@0 709 } else {
Chris@0 710 out << "/>\n";
Chris@0 711 }
Chris@0 712 }
Chris@0 713
Chris@0 714 //!!! We should probably own the PlayParameterRepository
Chris@0 715 PlayParameters *playParameters =
Chris@0 716 PlayParameterRepository::getInstance()->getPlayParameters(i->first);
Chris@0 717 if (playParameters) {
Chris@0 718 playParameters->toXml
Chris@0 719 (out, indent + " ",
Chris@0 720 QString("model=\"%1\"")
Chris@0 721 .arg(XmlExportable::getObjectExportId(i->first)));
Chris@0 722 }
Chris@0 723 }
Chris@0 724
Chris@0 725 for (LayerSet::const_iterator i = m_layers.begin();
Chris@0 726 i != m_layers.end(); ++i) {
Chris@0 727
Chris@0 728 (*i)->toXml(out, indent + " ");
Chris@0 729 }
Chris@0 730
Chris@0 731 out << indent + "</data>\n";
Chris@0 732 }
Chris@0 733
Chris@0 734 QString
Chris@0 735 Document::toXmlString(QString indent, QString extraAttributes) const
Chris@0 736 {
Chris@0 737 QString s;
Chris@0 738
Chris@0 739 {
Chris@0 740 QTextStream out(&s);
Chris@0 741 toXml(out, indent, extraAttributes);
Chris@0 742 }
Chris@0 743
Chris@0 744 return s;
Chris@0 745 }
Chris@0 746