annotate document/SVFileReader.cpp @ 1:40116f709d3b

* Reorganising code base. This revision probably should compile once more.
author Chris Cannam
date Mon, 31 Jul 2006 14:05:22 +0000
parents cd5d7ff8ef38
children e764bbf2b090
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 "SVFileReader.h"
Chris@0 17
Chris@1 18 #include "layer/Layer.h"
Chris@1 19 #include "view/View.h"
Chris@0 20 #include "base/PlayParameters.h"
Chris@0 21 #include "base/PlayParameterRepository.h"
Chris@0 22
Chris@1 23 #include "data/fileio/AudioFileReaderFactory.h"
Chris@0 24
Chris@1 25 #include "data/model/WaveFileModel.h"
Chris@1 26 #include "data/model/DenseThreeDimensionalModel.h"
Chris@1 27 #include "data/model/SparseOneDimensionalModel.h"
Chris@1 28 #include "data/model/SparseTimeValueModel.h"
Chris@1 29 #include "data/model/NoteModel.h"
Chris@1 30 #include "data/model/TextModel.h"
Chris@0 31
Chris@1 32 #include "view/Pane.h"
Chris@0 33
Chris@1 34 #include "Document.h"
Chris@0 35
Chris@0 36 #include <QString>
Chris@0 37 #include <QMessageBox>
Chris@0 38 #include <QFileDialog>
Chris@0 39
Chris@0 40 #include <iostream>
Chris@0 41
Chris@0 42 SVFileReader::SVFileReader(Document *document,
Chris@0 43 SVFileReaderPaneCallback &callback) :
Chris@0 44 m_document(document),
Chris@0 45 m_paneCallback(callback),
Chris@0 46 m_currentPane(0),
Chris@0 47 m_currentDataset(0),
Chris@0 48 m_currentDerivedModel(0),
Chris@0 49 m_currentPlayParameters(0),
Chris@0 50 m_datasetSeparator(" "),
Chris@0 51 m_inRow(false),
Chris@0 52 m_rowNumber(0),
Chris@0 53 m_ok(false)
Chris@0 54 {
Chris@0 55 }
Chris@0 56
Chris@0 57 void
Chris@0 58 SVFileReader::parse(const QString &xmlData)
Chris@0 59 {
Chris@0 60 QXmlInputSource inputSource;
Chris@0 61 inputSource.setData(xmlData);
Chris@0 62 parse(inputSource);
Chris@0 63 }
Chris@0 64
Chris@0 65 void
Chris@0 66 SVFileReader::parse(QXmlInputSource &inputSource)
Chris@0 67 {
Chris@0 68 QXmlSimpleReader reader;
Chris@0 69 reader.setContentHandler(this);
Chris@0 70 reader.setErrorHandler(this);
Chris@0 71 m_ok = reader.parse(inputSource);
Chris@0 72 }
Chris@0 73
Chris@0 74 bool
Chris@0 75 SVFileReader::isOK()
Chris@0 76 {
Chris@0 77 return m_ok;
Chris@0 78 }
Chris@0 79
Chris@0 80 SVFileReader::~SVFileReader()
Chris@0 81 {
Chris@0 82 if (!m_awaitingDatasets.empty()) {
Chris@0 83 std::cerr << "WARNING: SV-XML: File ended with "
Chris@0 84 << m_awaitingDatasets.size() << " unfilled model dataset(s)"
Chris@0 85 << std::endl;
Chris@0 86 }
Chris@0 87
Chris@0 88 std::set<Model *> unaddedModels;
Chris@0 89
Chris@0 90 for (std::map<int, Model *>::iterator i = m_models.begin();
Chris@0 91 i != m_models.end(); ++i) {
Chris@0 92 if (m_addedModels.find(i->second) == m_addedModels.end()) {
Chris@0 93 unaddedModels.insert(i->second);
Chris@0 94 }
Chris@0 95 }
Chris@0 96
Chris@0 97 if (!unaddedModels.empty()) {
Chris@0 98 std::cerr << "WARNING: SV-XML: File contained "
Chris@0 99 << unaddedModels.size() << " unused models"
Chris@0 100 << std::endl;
Chris@0 101 while (!unaddedModels.empty()) {
Chris@0 102 delete *unaddedModels.begin();
Chris@0 103 unaddedModels.erase(unaddedModels.begin());
Chris@0 104 }
Chris@0 105 }
Chris@0 106 }
Chris@0 107
Chris@0 108 bool
Chris@0 109 SVFileReader::startElement(const QString &, const QString &,
Chris@0 110 const QString &qName,
Chris@0 111 const QXmlAttributes &attributes)
Chris@0 112 {
Chris@0 113 QString name = qName.toLower();
Chris@0 114
Chris@0 115 bool ok = false;
Chris@0 116
Chris@0 117 // Valid element names:
Chris@0 118 //
Chris@0 119 // sv
Chris@0 120 // data
Chris@0 121 // dataset
Chris@0 122 // display
Chris@0 123 // derivation
Chris@0 124 // playparameters
Chris@0 125 // layer
Chris@0 126 // model
Chris@0 127 // point
Chris@0 128 // row
Chris@0 129 // view
Chris@0 130 // window
Chris@0 131
Chris@0 132 if (name == "sv") {
Chris@0 133
Chris@0 134 // nothing needed
Chris@0 135 ok = true;
Chris@0 136
Chris@0 137 } else if (name == "data") {
Chris@0 138
Chris@0 139 // nothing needed
Chris@0 140 m_inData = true;
Chris@0 141 ok = true;
Chris@0 142
Chris@0 143 } else if (name == "display") {
Chris@0 144
Chris@0 145 // nothing needed
Chris@0 146 ok = true;
Chris@0 147
Chris@0 148 } else if (name == "window") {
Chris@0 149
Chris@0 150 ok = readWindow(attributes);
Chris@0 151
Chris@0 152 } else if (name == "model") {
Chris@0 153
Chris@0 154 ok = readModel(attributes);
Chris@0 155
Chris@0 156 } else if (name == "dataset") {
Chris@0 157
Chris@0 158 ok = readDatasetStart(attributes);
Chris@0 159
Chris@0 160 } else if (name == "bin") {
Chris@0 161
Chris@0 162 ok = addBinToDataset(attributes);
Chris@0 163
Chris@0 164 } else if (name == "point") {
Chris@0 165
Chris@0 166 ok = addPointToDataset(attributes);
Chris@0 167
Chris@0 168 } else if (name == "row") {
Chris@0 169
Chris@0 170 ok = addRowToDataset(attributes);
Chris@0 171
Chris@0 172 } else if (name == "layer") {
Chris@0 173
Chris@0 174 addUnaddedModels(); // all models must be specified before first layer
Chris@0 175 ok = readLayer(attributes);
Chris@0 176
Chris@0 177 } else if (name == "view") {
Chris@0 178
Chris@0 179 m_inView = true;
Chris@0 180 ok = readView(attributes);
Chris@0 181
Chris@0 182 } else if (name == "derivation") {
Chris@0 183
Chris@0 184 ok = readDerivation(attributes);
Chris@0 185
Chris@0 186 } else if (name == "playparameters") {
Chris@0 187
Chris@0 188 ok = readPlayParameters(attributes);
Chris@0 189
Chris@0 190 } else if (name == "plugin") {
Chris@0 191
Chris@0 192 ok = readPlugin(attributes);
Chris@0 193
Chris@0 194 } else if (name == "selections") {
Chris@0 195
Chris@0 196 m_inSelections = true;
Chris@0 197 ok = true;
Chris@0 198
Chris@0 199 } else if (name == "selection") {
Chris@0 200
Chris@0 201 ok = readSelection(attributes);
Chris@0 202 }
Chris@0 203
Chris@0 204 if (!ok) {
Chris@0 205 std::cerr << "WARNING: SV-XML: Failed to completely process element \""
Chris@0 206 << name.toLocal8Bit().data() << "\"" << std::endl;
Chris@0 207 }
Chris@0 208
Chris@0 209 return true;
Chris@0 210 }
Chris@0 211
Chris@0 212 bool
Chris@0 213 SVFileReader::characters(const QString &text)
Chris@0 214 {
Chris@0 215 bool ok = false;
Chris@0 216
Chris@0 217 if (m_inRow) {
Chris@0 218 ok = readRowData(text);
Chris@0 219 if (!ok) {
Chris@0 220 std::cerr << "WARNING: SV-XML: Failed to read row data content for row " << m_rowNumber << std::endl;
Chris@0 221 }
Chris@0 222 }
Chris@0 223
Chris@0 224 return true;
Chris@0 225 }
Chris@0 226
Chris@0 227 bool
Chris@0 228 SVFileReader::endElement(const QString &, const QString &,
Chris@0 229 const QString &qName)
Chris@0 230 {
Chris@0 231 QString name = qName.toLower();
Chris@0 232
Chris@0 233 if (name == "dataset") {
Chris@0 234
Chris@0 235 if (m_currentDataset) {
Chris@0 236
Chris@0 237 bool foundInAwaiting = false;
Chris@0 238
Chris@0 239 for (std::map<int, int>::iterator i = m_awaitingDatasets.begin();
Chris@0 240 i != m_awaitingDatasets.end(); ++i) {
Chris@0 241 if (m_models[i->second] == m_currentDataset) {
Chris@0 242 m_awaitingDatasets.erase(i);
Chris@0 243 foundInAwaiting = true;
Chris@0 244 break;
Chris@0 245 }
Chris@0 246 }
Chris@0 247
Chris@0 248 if (!foundInAwaiting) {
Chris@0 249 std::cerr << "WARNING: SV-XML: Dataset precedes model, or no model uses dataset" << std::endl;
Chris@0 250 }
Chris@0 251 }
Chris@0 252
Chris@0 253 m_currentDataset = 0;
Chris@0 254
Chris@0 255 } else if (name == "data") {
Chris@0 256
Chris@0 257 addUnaddedModels();
Chris@0 258 m_inData = false;
Chris@0 259
Chris@0 260 } else if (name == "derivation") {
Chris@0 261
Chris@0 262 if (m_currentDerivedModel) {
Chris@0 263 m_document->addDerivedModel(m_currentTransform,
Chris@0 264 m_document->getMainModel(), //!!!
Chris@0 265 m_currentTransformChannel,
Chris@0 266 m_currentDerivedModel,
Chris@0 267 m_currentTransformConfiguration);
Chris@0 268 m_addedModels.insert(m_currentDerivedModel);
Chris@0 269 m_currentDerivedModel = 0;
Chris@0 270 m_currentTransform = "";
Chris@0 271 m_currentTransformConfiguration = "";
Chris@0 272 }
Chris@0 273
Chris@0 274 } else if (name == "row") {
Chris@0 275 m_inRow = false;
Chris@0 276 } else if (name == "view") {
Chris@0 277 m_inView = false;
Chris@0 278 } else if (name == "selections") {
Chris@0 279 m_inSelections = false;
Chris@0 280 } else if (name == "playparameters") {
Chris@0 281 m_currentPlayParameters = 0;
Chris@0 282 }
Chris@0 283
Chris@0 284 return true;
Chris@0 285 }
Chris@0 286
Chris@0 287 bool
Chris@0 288 SVFileReader::error(const QXmlParseException &exception)
Chris@0 289 {
Chris@0 290 m_errorString =
Chris@0 291 QString("ERROR: SV-XML: %1 at line %2, column %3")
Chris@0 292 .arg(exception.message())
Chris@0 293 .arg(exception.lineNumber())
Chris@0 294 .arg(exception.columnNumber());
Chris@0 295 std::cerr << m_errorString.toLocal8Bit().data() << std::endl;
Chris@0 296 return QXmlDefaultHandler::error(exception);
Chris@0 297 }
Chris@0 298
Chris@0 299 bool
Chris@0 300 SVFileReader::fatalError(const QXmlParseException &exception)
Chris@0 301 {
Chris@0 302 m_errorString =
Chris@0 303 QString("FATAL ERROR: SV-XML: %1 at line %2, column %3")
Chris@0 304 .arg(exception.message())
Chris@0 305 .arg(exception.lineNumber())
Chris@0 306 .arg(exception.columnNumber());
Chris@0 307 std::cerr << m_errorString.toLocal8Bit().data() << std::endl;
Chris@0 308 return QXmlDefaultHandler::fatalError(exception);
Chris@0 309 }
Chris@0 310
Chris@0 311
Chris@0 312 #define READ_MANDATORY(TYPE, NAME, CONVERSION) \
Chris@0 313 TYPE NAME = attributes.value(#NAME).trimmed().CONVERSION(&ok); \
Chris@0 314 if (!ok) { \
Chris@0 315 std::cerr << "WARNING: SV-XML: Missing or invalid mandatory " #TYPE " attribute \"" #NAME "\"" << std::endl; \
Chris@0 316 return false; \
Chris@0 317 }
Chris@0 318
Chris@0 319 bool
Chris@0 320 SVFileReader::readWindow(const QXmlAttributes &attributes)
Chris@0 321 {
Chris@0 322 bool ok = false;
Chris@0 323
Chris@0 324 READ_MANDATORY(int, width, toInt);
Chris@0 325 READ_MANDATORY(int, height, toInt);
Chris@0 326
Chris@0 327 m_paneCallback.setWindowSize(width, height);
Chris@0 328 return true;
Chris@0 329 }
Chris@0 330
Chris@0 331 void
Chris@0 332 SVFileReader::addUnaddedModels()
Chris@0 333 {
Chris@0 334 std::set<Model *> unaddedModels;
Chris@0 335
Chris@0 336 for (std::map<int, Model *>::iterator i = m_models.begin();
Chris@0 337 i != m_models.end(); ++i) {
Chris@0 338 if (m_addedModels.find(i->second) == m_addedModels.end()) {
Chris@0 339 unaddedModels.insert(i->second);
Chris@0 340 }
Chris@0 341 }
Chris@0 342
Chris@0 343 for (std::set<Model *>::iterator i = unaddedModels.begin();
Chris@0 344 i != unaddedModels.end(); ++i) {
Chris@0 345 m_document->addImportedModel(*i);
Chris@0 346 m_addedModels.insert(*i);
Chris@0 347 }
Chris@0 348 }
Chris@0 349
Chris@0 350 bool
Chris@0 351 SVFileReader::readModel(const QXmlAttributes &attributes)
Chris@0 352 {
Chris@0 353 bool ok = false;
Chris@0 354
Chris@0 355 READ_MANDATORY(int, id, toInt);
Chris@0 356
Chris@0 357 if (m_models.find(id) != m_models.end()) {
Chris@0 358 std::cerr << "WARNING: SV-XML: Ignoring duplicate model id " << id
Chris@0 359 << std::endl;
Chris@0 360 return false;
Chris@0 361 }
Chris@0 362
Chris@0 363 QString name = attributes.value("name");
Chris@0 364
Chris@0 365 READ_MANDATORY(int, sampleRate, toInt);
Chris@0 366
Chris@0 367 QString type = attributes.value("type").trimmed();
Chris@0 368 bool mainModel = (attributes.value("mainModel").trimmed() == "true");
Chris@0 369
Chris@0 370 if (type == "wavefile") {
Chris@0 371
Chris@0 372 QString file = attributes.value("file");
Chris@0 373 WaveFileModel *model = new WaveFileModel(file);
Chris@0 374
Chris@0 375 while (!model->isOK()) {
Chris@0 376
Chris@0 377 delete model;
Chris@0 378 model = 0;
Chris@0 379
Chris@0 380 if (QMessageBox::question(0,
Chris@0 381 QMessageBox::tr("Failed to open file"),
Chris@0 382 QMessageBox::tr("Audio file \"%1\" could not be opened.\nLocate it?").arg(file),
Chris@0 383 QMessageBox::Ok,
Chris@0 384 QMessageBox::Cancel) == QMessageBox::Ok) {
Chris@0 385
Chris@0 386 QString path = QFileDialog::getOpenFileName
Chris@0 387 (0, QFileDialog::tr("Locate file \"%1\"").arg(QFileInfo(file).fileName()), file,
Chris@0 388 QFileDialog::tr("Audio files (%1)\nAll files (*.*)")
Chris@0 389 .arg(AudioFileReaderFactory::getKnownExtensions()));
Chris@0 390
Chris@0 391 if (path != "") {
Chris@0 392 model = new WaveFileModel(path);
Chris@0 393 } else {
Chris@0 394 return false;
Chris@0 395 }
Chris@0 396 } else {
Chris@0 397 return false;
Chris@0 398 }
Chris@0 399 }
Chris@0 400
Chris@0 401 m_models[id] = model;
Chris@0 402 if (mainModel) {
Chris@0 403 m_document->setMainModel(model);
Chris@0 404 m_addedModels.insert(model);
Chris@0 405 }
Chris@0 406 // Derived models will be added when their derivation
Chris@0 407 // is found.
Chris@0 408
Chris@0 409 return true;
Chris@0 410
Chris@0 411 } else if (type == "dense") {
Chris@0 412
Chris@0 413 READ_MANDATORY(int, dimensions, toInt);
Chris@0 414
Chris@0 415 // Currently the only dense model we support here
Chris@0 416 // is the dense 3d model. Dense time-value models
Chris@0 417 // are always file-backed waveform data, at this
Chris@0 418 // point, and they come in as the wavefile model
Chris@0 419 // type above.
Chris@0 420
Chris@0 421 if (dimensions == 3) {
Chris@0 422
Chris@0 423 READ_MANDATORY(int, windowSize, toInt);
Chris@0 424 READ_MANDATORY(int, yBinCount, toInt);
Chris@0 425
Chris@0 426 DenseThreeDimensionalModel *model =
Chris@0 427 new DenseThreeDimensionalModel(sampleRate, windowSize, yBinCount);
Chris@0 428
Chris@0 429 float minimum = attributes.value("minimum").trimmed().toFloat(&ok);
Chris@0 430 if (ok) model->setMinimumLevel(minimum);
Chris@0 431
Chris@0 432 float maximum = attributes.value("maximum").trimmed().toFloat(&ok);
Chris@0 433 if (ok) model->setMaximumLevel(maximum);
Chris@0 434
Chris@0 435 int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@0 436 if (ok) m_awaitingDatasets[dataset] = id;
Chris@0 437
Chris@0 438 m_models[id] = model;
Chris@0 439 return true;
Chris@0 440
Chris@0 441 } else {
Chris@0 442
Chris@0 443 std::cerr << "WARNING: SV-XML: Unexpected dense model dimension ("
Chris@0 444 << dimensions << ")" << std::endl;
Chris@0 445 }
Chris@0 446 } else if (type == "sparse") {
Chris@0 447
Chris@0 448 READ_MANDATORY(int, dimensions, toInt);
Chris@0 449
Chris@0 450 if (dimensions == 1) {
Chris@0 451
Chris@0 452 READ_MANDATORY(int, resolution, toInt);
Chris@0 453
Chris@0 454 SparseOneDimensionalModel *model = new SparseOneDimensionalModel
Chris@0 455 (sampleRate, resolution);
Chris@0 456 m_models[id] = model;
Chris@0 457
Chris@0 458 int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@0 459 if (ok) m_awaitingDatasets[dataset] = id;
Chris@0 460
Chris@0 461 return true;
Chris@0 462
Chris@0 463 } else if (dimensions == 2 || dimensions == 3) {
Chris@0 464
Chris@0 465 READ_MANDATORY(int, resolution, toInt);
Chris@0 466
Chris@0 467 float minimum = attributes.value("minimum").trimmed().toFloat(&ok);
Chris@0 468 float maximum = attributes.value("maximum").trimmed().toFloat(&ok);
Chris@0 469 float valueQuantization =
Chris@0 470 attributes.value("valueQuantization").trimmed().toFloat(&ok);
Chris@0 471
Chris@0 472 bool notifyOnAdd = (attributes.value("notifyOnAdd") == "true");
Chris@0 473
Chris@0 474 QString units = attributes.value("units");
Chris@0 475
Chris@0 476 if (dimensions == 2) {
Chris@0 477 if (attributes.value("subtype") == "text") {
Chris@0 478 TextModel *model = new TextModel
Chris@0 479 (sampleRate, resolution, notifyOnAdd);
Chris@0 480 m_models[id] = model;
Chris@0 481 } else {
Chris@0 482 SparseTimeValueModel *model = new SparseTimeValueModel
Chris@0 483 (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@0 484 model->setScaleUnits(units);
Chris@0 485 m_models[id] = model;
Chris@0 486 }
Chris@0 487 } else {
Chris@0 488 NoteModel *model = new NoteModel
Chris@0 489 (sampleRate, resolution, minimum, maximum, notifyOnAdd);
Chris@0 490 model->setValueQuantization(valueQuantization);
Chris@0 491 model->setScaleUnits(units);
Chris@0 492 m_models[id] = model;
Chris@0 493 }
Chris@0 494
Chris@0 495 int dataset = attributes.value("dataset").trimmed().toInt(&ok);
Chris@0 496 if (ok) m_awaitingDatasets[dataset] = id;
Chris@0 497
Chris@0 498 return true;
Chris@0 499
Chris@0 500 } else {
Chris@0 501
Chris@0 502 std::cerr << "WARNING: SV-XML: Unexpected sparse model dimension ("
Chris@0 503 << dimensions << ")" << std::endl;
Chris@0 504 }
Chris@0 505 } else {
Chris@0 506
Chris@0 507 std::cerr << "WARNING: SV-XML: Unexpected model type \""
Chris@0 508 << type.toLocal8Bit().data() << "\" for model id" << id << std::endl;
Chris@0 509 }
Chris@0 510
Chris@0 511 return false;
Chris@0 512 }
Chris@0 513
Chris@0 514 bool
Chris@0 515 SVFileReader::readView(const QXmlAttributes &attributes)
Chris@0 516 {
Chris@0 517 QString type = attributes.value("type");
Chris@0 518 m_currentPane = 0;
Chris@0 519
Chris@0 520 if (type != "pane") {
Chris@0 521 std::cerr << "WARNING: SV-XML: Unexpected view type \""
Chris@0 522 << type.toLocal8Bit().data() << "\"" << std::endl;
Chris@0 523 return false;
Chris@0 524 }
Chris@0 525
Chris@0 526 m_currentPane = m_paneCallback.addPane();
Chris@0 527
Chris@0 528 if (!m_currentPane) {
Chris@0 529 std::cerr << "WARNING: SV-XML: Internal error: Failed to add pane!"
Chris@0 530 << std::endl;
Chris@0 531 return false;
Chris@0 532 }
Chris@0 533
Chris@0 534 bool ok = false;
Chris@0 535
Chris@0 536 View *view = m_currentPane;
Chris@0 537
Chris@0 538 // The view properties first
Chris@0 539
Chris@0 540 READ_MANDATORY(size_t, centre, toUInt);
Chris@0 541 READ_MANDATORY(size_t, zoom, toUInt);
Chris@0 542 READ_MANDATORY(int, followPan, toInt);
Chris@0 543 READ_MANDATORY(int, followZoom, toInt);
Chris@0 544 READ_MANDATORY(int, light, toInt);
Chris@0 545 QString tracking = attributes.value("tracking");
Chris@0 546
Chris@0 547 // Specify the follow modes before we set the actual values
Chris@0 548 view->setFollowGlobalPan(followPan);
Chris@0 549 view->setFollowGlobalZoom(followZoom);
Chris@0 550 view->setPlaybackFollow(tracking == "scroll" ? View::PlaybackScrollContinuous :
Chris@0 551 tracking == "page" ? View::PlaybackScrollPage
Chris@0 552 : View::PlaybackIgnore);
Chris@0 553
Chris@0 554 // Then set these values
Chris@0 555 view->setCentreFrame(centre);
Chris@0 556 view->setZoomLevel(zoom);
Chris@0 557 view->setLightBackground(light);
Chris@0 558
Chris@0 559 // And pane properties
Chris@0 560 READ_MANDATORY(int, centreLineVisible, toInt);
Chris@0 561 m_currentPane->setCentreLineVisible(centreLineVisible);
Chris@0 562
Chris@0 563 int height = attributes.value("height").toInt(&ok);
Chris@0 564 if (ok) {
Chris@0 565 m_currentPane->resize(m_currentPane->width(), height);
Chris@0 566 }
Chris@0 567
Chris@0 568 return true;
Chris@0 569 }
Chris@0 570
Chris@0 571 bool
Chris@0 572 SVFileReader::readLayer(const QXmlAttributes &attributes)
Chris@0 573 {
Chris@0 574 QString type = attributes.value("type");
Chris@0 575
Chris@0 576 int id;
Chris@0 577 bool ok = false;
Chris@0 578 id = attributes.value("id").trimmed().toInt(&ok);
Chris@0 579
Chris@0 580 if (!ok) {
Chris@0 581 std::cerr << "WARNING: SV-XML: No layer id for layer of type \""
Chris@0 582 << type.toLocal8Bit().data()
Chris@0 583 << "\"" << std::endl;
Chris@0 584 return false;
Chris@0 585 }
Chris@0 586
Chris@0 587 Layer *layer = 0;
Chris@0 588 bool isNewLayer = false;
Chris@0 589
Chris@0 590 // Layers are expected to be defined in layer elements in the data
Chris@0 591 // section, and referred to in layer elements in the view
Chris@0 592 // sections. So if we're in the data section, we expect this
Chris@0 593 // layer not to exist already; if we're in the view section, we
Chris@0 594 // expect it to exist.
Chris@0 595
Chris@0 596 if (m_inData) {
Chris@0 597
Chris@0 598 if (m_layers.find(id) != m_layers.end()) {
Chris@0 599 std::cerr << "WARNING: SV-XML: Ignoring duplicate layer id " << id
Chris@0 600 << " in data section" << std::endl;
Chris@0 601 return false;
Chris@0 602 }
Chris@0 603
Chris@0 604 layer = m_layers[id] = m_document->createLayer
Chris@0 605 (LayerFactory::getInstance()->getLayerTypeForName(type));
Chris@0 606
Chris@0 607 if (layer) {
Chris@0 608 m_layers[id] = layer;
Chris@0 609 isNewLayer = true;
Chris@0 610 }
Chris@0 611
Chris@0 612 } else {
Chris@0 613
Chris@0 614 if (!m_currentPane) {
Chris@0 615 std::cerr << "WARNING: SV-XML: No current pane for layer " << id
Chris@0 616 << " in view section" << std::endl;
Chris@0 617 return false;
Chris@0 618 }
Chris@0 619
Chris@0 620 if (m_layers.find(id) != m_layers.end()) {
Chris@0 621
Chris@0 622 layer = m_layers[id];
Chris@0 623
Chris@0 624 } else {
Chris@0 625 std::cerr << "WARNING: SV-XML: Layer id " << id
Chris@0 626 << " in view section has not been defined -- defining it here"
Chris@0 627 << std::endl;
Chris@0 628
Chris@0 629 layer = m_document->createLayer
Chris@0 630 (LayerFactory::getInstance()->getLayerTypeForName(type));
Chris@0 631
Chris@0 632 if (layer) {
Chris@0 633 m_layers[id] = layer;
Chris@0 634 isNewLayer = true;
Chris@0 635 }
Chris@0 636 }
Chris@0 637 }
Chris@0 638
Chris@0 639 if (!layer) {
Chris@0 640 std::cerr << "WARNING: SV-XML: Failed to add layer of type \""
Chris@0 641 << type.toLocal8Bit().data()
Chris@0 642 << "\"" << std::endl;
Chris@0 643 return false;
Chris@0 644 }
Chris@0 645
Chris@0 646 if (isNewLayer) {
Chris@0 647
Chris@0 648 QString name = attributes.value("name");
Chris@0 649 layer->setObjectName(name);
Chris@0 650
Chris@0 651 int modelId;
Chris@0 652 bool modelOk = false;
Chris@0 653 modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@0 654
Chris@0 655 if (modelOk) {
Chris@0 656 if (m_models.find(modelId) != m_models.end()) {
Chris@0 657 Model *model = m_models[modelId];
Chris@0 658 m_document->setModel(layer, model);
Chris@0 659 } else {
Chris@0 660 std::cerr << "WARNING: SV-XML: Unknown model id " << modelId
Chris@0 661 << " in layer definition" << std::endl;
Chris@0 662 }
Chris@0 663 }
Chris@0 664
Chris@0 665 layer->setProperties(attributes);
Chris@0 666 }
Chris@0 667
Chris@0 668 if (!m_inData && m_currentPane) {
Chris@0 669 m_document->addLayerToView(m_currentPane, layer);
Chris@0 670 }
Chris@0 671
Chris@0 672 return true;
Chris@0 673 }
Chris@0 674
Chris@0 675 bool
Chris@0 676 SVFileReader::readDatasetStart(const QXmlAttributes &attributes)
Chris@0 677 {
Chris@0 678 bool ok = false;
Chris@0 679
Chris@0 680 READ_MANDATORY(int, id, toInt);
Chris@0 681 READ_MANDATORY(int, dimensions, toInt);
Chris@0 682
Chris@0 683 if (m_awaitingDatasets.find(id) == m_awaitingDatasets.end()) {
Chris@0 684 std::cerr << "WARNING: SV-XML: Unwanted dataset " << id << std::endl;
Chris@0 685 return false;
Chris@0 686 }
Chris@0 687
Chris@0 688 int modelId = m_awaitingDatasets[id];
Chris@0 689
Chris@0 690 Model *model = 0;
Chris@0 691 if (m_models.find(modelId) != m_models.end()) {
Chris@0 692 model = m_models[modelId];
Chris@0 693 } else {
Chris@0 694 std::cerr << "WARNING: SV-XML: Internal error: Unknown model " << modelId
Chris@0 695 << " expecting dataset " << id << std::endl;
Chris@0 696 return false;
Chris@0 697 }
Chris@0 698
Chris@0 699 bool good = false;
Chris@0 700
Chris@0 701 switch (dimensions) {
Chris@0 702 case 1:
Chris@0 703 if (dynamic_cast<SparseOneDimensionalModel *>(model)) good = true;
Chris@0 704 break;
Chris@0 705
Chris@0 706 case 2:
Chris@0 707 if (dynamic_cast<SparseTimeValueModel *>(model)) good = true;
Chris@0 708 else if (dynamic_cast<TextModel *>(model)) good = true;
Chris@0 709 break;
Chris@0 710
Chris@0 711 case 3:
Chris@0 712 if (dynamic_cast<NoteModel *>(model)) good = true;
Chris@0 713 else if (dynamic_cast<DenseThreeDimensionalModel *>(model)) {
Chris@0 714 m_datasetSeparator = attributes.value("separator");
Chris@0 715 good = true;
Chris@0 716 }
Chris@0 717 break;
Chris@0 718 }
Chris@0 719
Chris@0 720 if (!good) {
Chris@0 721 std::cerr << "WARNING: SV-XML: Model id " << modelId << " has wrong number of dimensions for " << dimensions << "-D dataset " << id << std::endl;
Chris@0 722 m_currentDataset = 0;
Chris@0 723 return false;
Chris@0 724 }
Chris@0 725
Chris@0 726 m_currentDataset = model;
Chris@0 727 return true;
Chris@0 728 }
Chris@0 729
Chris@0 730 bool
Chris@0 731 SVFileReader::addPointToDataset(const QXmlAttributes &attributes)
Chris@0 732 {
Chris@0 733 bool ok = false;
Chris@0 734
Chris@0 735 READ_MANDATORY(int, frame, toInt);
Chris@0 736
Chris@0 737 SparseOneDimensionalModel *sodm = dynamic_cast<SparseOneDimensionalModel *>
Chris@0 738 (m_currentDataset);
Chris@0 739
Chris@0 740 if (sodm) {
Chris@0 741 QString label = attributes.value("label");
Chris@0 742 sodm->addPoint(SparseOneDimensionalModel::Point(frame, label));
Chris@0 743 return true;
Chris@0 744 }
Chris@0 745
Chris@0 746 SparseTimeValueModel *stvm = dynamic_cast<SparseTimeValueModel *>
Chris@0 747 (m_currentDataset);
Chris@0 748
Chris@0 749 if (stvm) {
Chris@0 750 float value = 0.0;
Chris@0 751 value = attributes.value("value").trimmed().toFloat(&ok);
Chris@0 752 QString label = attributes.value("label");
Chris@0 753 stvm->addPoint(SparseTimeValueModel::Point(frame, value, label));
Chris@0 754 return ok;
Chris@0 755 }
Chris@0 756
Chris@0 757 NoteModel *nm = dynamic_cast<NoteModel *>(m_currentDataset);
Chris@0 758
Chris@0 759 if (nm) {
Chris@0 760 float value = 0.0;
Chris@0 761 value = attributes.value("value").trimmed().toFloat(&ok);
Chris@0 762 float duration = 0.0;
Chris@0 763 duration = attributes.value("duration").trimmed().toFloat(&ok);
Chris@0 764 QString label = attributes.value("label");
Chris@0 765 nm->addPoint(NoteModel::Point(frame, value, duration, label));
Chris@0 766 return ok;
Chris@0 767 }
Chris@0 768
Chris@0 769 TextModel *tm = dynamic_cast<TextModel *>(m_currentDataset);
Chris@0 770
Chris@0 771 if (tm) {
Chris@0 772 float height = 0.0;
Chris@0 773 height = attributes.value("height").trimmed().toFloat(&ok);
Chris@0 774 QString label = attributes.value("label");
Chris@0 775 tm->addPoint(TextModel::Point(frame, height, label));
Chris@0 776 return ok;
Chris@0 777 }
Chris@0 778
Chris@0 779 std::cerr << "WARNING: SV-XML: Point element found in non-point dataset" << std::endl;
Chris@0 780
Chris@0 781 return false;
Chris@0 782 }
Chris@0 783
Chris@0 784 bool
Chris@0 785 SVFileReader::addBinToDataset(const QXmlAttributes &attributes)
Chris@0 786 {
Chris@0 787 DenseThreeDimensionalModel *dtdm = dynamic_cast<DenseThreeDimensionalModel *>
Chris@0 788 (m_currentDataset);
Chris@0 789
Chris@0 790 if (dtdm) {
Chris@0 791
Chris@0 792 bool ok = false;
Chris@0 793 int n = attributes.value("number").trimmed().toInt(&ok);
Chris@0 794 if (!ok) {
Chris@0 795 std::cerr << "WARNING: SV-XML: Missing or invalid bin number"
Chris@0 796 << std::endl;
Chris@0 797 return false;
Chris@0 798 }
Chris@0 799
Chris@0 800 QString name = attributes.value("name");
Chris@0 801
Chris@0 802 dtdm->setBinName(n, name);
Chris@0 803 return true;
Chris@0 804 }
Chris@0 805
Chris@0 806 std::cerr << "WARNING: SV-XML: Bin definition found in incompatible dataset" << std::endl;
Chris@0 807
Chris@0 808 return false;
Chris@0 809 }
Chris@0 810
Chris@0 811
Chris@0 812 bool
Chris@0 813 SVFileReader::addRowToDataset(const QXmlAttributes &attributes)
Chris@0 814 {
Chris@0 815 m_inRow = false;
Chris@0 816
Chris@0 817 bool ok = false;
Chris@0 818 m_rowNumber = attributes.value("n").trimmed().toInt(&ok);
Chris@0 819 if (!ok) {
Chris@0 820 std::cerr << "WARNING: SV-XML: Missing or invalid row number"
Chris@0 821 << std::endl;
Chris@0 822 return false;
Chris@0 823 }
Chris@0 824
Chris@0 825 m_inRow = true;
Chris@0 826
Chris@0 827 // std::cerr << "SV-XML: In row " << m_rowNumber << std::endl;
Chris@0 828
Chris@0 829 return true;
Chris@0 830 }
Chris@0 831
Chris@0 832 bool
Chris@0 833 SVFileReader::readRowData(const QString &text)
Chris@0 834 {
Chris@0 835 DenseThreeDimensionalModel *dtdm = dynamic_cast<DenseThreeDimensionalModel *>
Chris@0 836 (m_currentDataset);
Chris@0 837
Chris@0 838 bool warned = false;
Chris@0 839
Chris@0 840 if (dtdm) {
Chris@0 841 QStringList data = text.split(m_datasetSeparator);
Chris@0 842
Chris@0 843 DenseThreeDimensionalModel::BinValueSet values;
Chris@0 844
Chris@0 845 for (QStringList::iterator i = data.begin(); i != data.end(); ++i) {
Chris@0 846
Chris@0 847 if (values.size() == dtdm->getYBinCount()) {
Chris@0 848 if (!warned) {
Chris@0 849 std::cerr << "WARNING: SV-XML: Too many y-bins in 3-D dataset row "
Chris@0 850 << m_rowNumber << std::endl;
Chris@0 851 warned = true;
Chris@0 852 }
Chris@0 853 }
Chris@0 854
Chris@0 855 bool ok;
Chris@0 856 float value = i->toFloat(&ok);
Chris@0 857 if (!ok) {
Chris@0 858 std::cerr << "WARNING: SV-XML: Bad floating-point value "
Chris@0 859 << i->toLocal8Bit().data()
Chris@0 860 << " in row data" << std::endl;
Chris@0 861 } else {
Chris@0 862 values.push_back(value);
Chris@0 863 }
Chris@0 864 }
Chris@0 865
Chris@0 866 size_t windowStartFrame = m_rowNumber * dtdm->getWindowSize();
Chris@0 867
Chris@0 868 dtdm->setBinValues(windowStartFrame, values);
Chris@0 869 return true;
Chris@0 870 }
Chris@0 871
Chris@0 872 std::cerr << "WARNING: SV-XML: Row data found in non-row dataset" << std::endl;
Chris@0 873
Chris@0 874 return false;
Chris@0 875 }
Chris@0 876
Chris@0 877 bool
Chris@0 878 SVFileReader::readDerivation(const QXmlAttributes &attributes)
Chris@0 879 {
Chris@0 880 int modelId = 0;
Chris@0 881 bool modelOk = false;
Chris@0 882 modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@0 883
Chris@0 884 if (!modelOk) {
Chris@0 885 std::cerr << "WARNING: SV-XML: No model id specified for derivation" << std::endl;
Chris@0 886 return false;
Chris@0 887 }
Chris@0 888
Chris@0 889 QString transform = attributes.value("transform");
Chris@0 890
Chris@0 891 if (m_models.find(modelId) != m_models.end()) {
Chris@0 892
Chris@0 893 m_currentDerivedModel = m_models[modelId];
Chris@0 894 m_currentTransform = transform;
Chris@0 895 m_currentTransformConfiguration = "";
Chris@0 896
Chris@0 897 bool ok = false;
Chris@0 898 int channel = attributes.value("channel").trimmed().toInt(&ok);
Chris@0 899 if (ok) m_currentTransformChannel = channel;
Chris@0 900 else m_currentTransformChannel = -1;
Chris@0 901
Chris@0 902 } else {
Chris@0 903 std::cerr << "WARNING: SV-XML: Unknown derived model " << modelId
Chris@0 904 << " for transform \"" << transform.toLocal8Bit().data() << "\""
Chris@0 905 << std::endl;
Chris@0 906 return false;
Chris@0 907 }
Chris@0 908
Chris@0 909 return true;
Chris@0 910 }
Chris@0 911
Chris@0 912 bool
Chris@0 913 SVFileReader::readPlayParameters(const QXmlAttributes &attributes)
Chris@0 914 {
Chris@0 915 m_currentPlayParameters = 0;
Chris@0 916
Chris@0 917 int modelId = 0;
Chris@0 918 bool modelOk = false;
Chris@0 919 modelId = attributes.value("model").trimmed().toInt(&modelOk);
Chris@0 920
Chris@0 921 if (!modelOk) {
Chris@0 922 std::cerr << "WARNING: SV-XML: No model id specified for play parameters" << std::endl;
Chris@0 923 return false;
Chris@0 924 }
Chris@0 925
Chris@0 926 if (m_models.find(modelId) != m_models.end()) {
Chris@0 927
Chris@0 928 bool ok = false;
Chris@0 929
Chris@0 930 PlayParameters *parameters = PlayParameterRepository::getInstance()->
Chris@0 931 getPlayParameters(m_models[modelId]);
Chris@0 932
Chris@0 933 if (!parameters) {
Chris@0 934 std::cerr << "WARNING: SV-XML: Play parameters for model "
Chris@0 935 << modelId
Chris@0 936 << " not found - has model been added to document?"
Chris@0 937 << std::endl;
Chris@0 938 return false;
Chris@0 939 }
Chris@0 940
Chris@0 941 bool muted = (attributes.value("mute").trimmed() == "true");
Chris@0 942 if (ok) parameters->setPlayMuted(muted);
Chris@0 943
Chris@0 944 float pan = attributes.value("pan").toFloat(&ok);
Chris@0 945 if (ok) parameters->setPlayPan(pan);
Chris@0 946
Chris@0 947 float gain = attributes.value("gain").toFloat(&ok);
Chris@0 948 if (ok) parameters->setPlayGain(gain);
Chris@0 949
Chris@0 950 QString pluginId = attributes.value("pluginId");
Chris@0 951 if (pluginId != "") parameters->setPlayPluginId(pluginId);
Chris@0 952
Chris@0 953 m_currentPlayParameters = parameters;
Chris@0 954
Chris@0 955 // std::cerr << "Current play parameters for model: " << m_models[modelId] << ": " << m_currentPlayParameters << std::endl;
Chris@0 956
Chris@0 957 } else {
Chris@0 958
Chris@0 959 std::cerr << "WARNING: SV-XML: Unknown model " << modelId
Chris@0 960 << " for play parameters" << std::endl;
Chris@0 961 return false;
Chris@0 962 }
Chris@0 963
Chris@0 964 return true;
Chris@0 965 }
Chris@0 966
Chris@0 967 bool
Chris@0 968 SVFileReader::readPlugin(const QXmlAttributes &attributes)
Chris@0 969 {
Chris@0 970 if (!m_currentDerivedModel && !m_currentPlayParameters) {
Chris@0 971 std::cerr << "WARNING: SV-XML: Plugin found outside derivation or play parameters" << std::endl;
Chris@0 972 return false;
Chris@0 973 }
Chris@0 974
Chris@0 975 QString configurationXml = "<plugin";
Chris@0 976
Chris@0 977 for (int i = 0; i < attributes.length(); ++i) {
Chris@0 978 configurationXml += QString(" %1=\"%2\"")
Chris@0 979 .arg(attributes.qName(i)).arg(attributes.value(i));
Chris@0 980 }
Chris@0 981
Chris@0 982 configurationXml += "/>";
Chris@0 983
Chris@0 984 if (m_currentPlayParameters) {
Chris@0 985 m_currentPlayParameters->setPlayPluginConfiguration(configurationXml);
Chris@0 986 } else {
Chris@0 987 m_currentTransformConfiguration += configurationXml;
Chris@0 988 }
Chris@0 989
Chris@0 990 return true;
Chris@0 991 }
Chris@0 992
Chris@0 993 bool
Chris@0 994 SVFileReader::readSelection(const QXmlAttributes &attributes)
Chris@0 995 {
Chris@0 996 bool ok;
Chris@0 997
Chris@0 998 READ_MANDATORY(int, start, toInt);
Chris@0 999 READ_MANDATORY(int, end, toInt);
Chris@0 1000
Chris@0 1001 m_paneCallback.addSelection(start, end);
Chris@0 1002
Chris@0 1003 return true;
Chris@0 1004 }
Chris@0 1005