20#include <QRegularExpression>
33 : QDialog( parent, fl )
39 mSelectedCrs = layer->
crs();
40 mLayerExtent = layer->
extent();
45void QgsPointCloudLayerSaveAsDialog::setup()
50 connect( mFormatComboBox,
static_cast<void ( QComboBox::* )(
int )
>( &QComboBox::currentIndexChanged ),
this, &QgsPointCloudLayerSaveAsDialog::mFormatComboBox_currentIndexChanged );
52 connect( mSelectAllAttributes, &QPushButton::clicked,
this, &QgsPointCloudLayerSaveAsDialog::mSelectAllAttributes_clicked );
53 connect( mDeselectAllAttributes, &QPushButton::clicked,
this, &QgsPointCloudLayerSaveAsDialog::mDeselectAllAttributes_clicked );
55 connect( mFilterGeometryGroupBox, &QgsCollapsibleGroupBox::toggled,
this, &QgsPointCloudLayerSaveAsDialog::mFilterGeometryGroupBoxCheckToggled );
56 connect( mMinimumZSpinBox,
static_cast < void (
QgsDoubleSpinBox::* )(
double )
> ( &QgsDoubleSpinBox::valueChanged ),
this, &QgsPointCloudLayerSaveAsDialog::mMinimumZSpinBoxValueChanged );
57 connect( mMaximumZSpinBox,
static_cast < void (
QgsDoubleSpinBox::* )(
double )
> ( &QgsDoubleSpinBox::valueChanged ),
this, &QgsPointCloudLayerSaveAsDialog::mMaximumZSpinBoxValueChanged );
60 mHelpButtonBox->setVisible(
false );
61 mButtonBox->addButton( QDialogButtonBox::Help );
62 connect( mButtonBox, &QDialogButtonBox::helpRequested,
this, &QgsPointCloudLayerSaveAsDialog::showHelp );
64 connect( mHelpButtonBox, &QDialogButtonBox::helpRequested,
this, &QgsPointCloudLayerSaveAsDialog::showHelp );
66 connect( mButtonBox, &QDialogButtonBox::accepted,
this, &QgsPointCloudLayerSaveAsDialog::accept );
67 connect( mButtonBox, &QDialogButtonBox::rejected,
this, &QgsPointCloudLayerSaveAsDialog::reject );
69 mFormatComboBox->blockSignals(
true );
71 for (
const auto &format : supportedFormats )
72 mFormatComboBox->addItem( getTranslatedNameForFormat( format ), static_cast< int >( format ) );
75 const int defaultFormat = settings.
value( QStringLiteral(
"UI/lastPointCloudFormat" ), 0 ).toInt();
76 mFormatComboBox->setCurrentIndex( mFormatComboBox->findData( defaultFormat ) );
77 mFormatComboBox->blockSignals(
false );
78 mFormatComboBox_currentIndexChanged( 0 );
80 mCrsSelector->setCrs( mSelectedCrs );
81 mCrsSelector->setLayerCrs( mSelectedCrs );
82 mCrsSelector->setMessage( tr(
"Select the coordinate reference system for the vector file. "
83 "The data points will be transformed from the layer coordinate reference system." ) );
90 QStringList availableAttributes;
94 if ( attribute.compare( QLatin1String(
"X" ), Qt::CaseInsensitive ) &&
95 attribute.compare( QLatin1String(
"Y" ), Qt::CaseInsensitive ) &&
96 attribute.compare( QLatin1String(
"Z" ), Qt::CaseInsensitive ) )
98 availableAttributes.append( attribute );
102 mAttributeTable->setRowCount( availableAttributes.count() );
103 QStringList horizontalHeaders = QStringList() << tr(
"Attribute" );
104 mAttributeTable->setColumnCount( horizontalHeaders.size() );
105 mAttributeTable->setHorizontalHeaderLabels( horizontalHeaders );
107 for (
int i = 0; i < availableAttributes.count(); ++i )
109 QTableWidgetItem *item =
new QTableWidgetItem( availableAttributes.at( i ) );
110 item->setFlags( Qt::ItemIsEnabled | Qt::ItemIsUserCheckable );
111 item->setCheckState( Qt::Checked );
112 mAttributeTable->setItem( i, 0, item );
114 mAttributeTable->resizeColumnsToContents();
118 mExtentGroupBox->setOutputCrs( mSelectedCrs );
119 mExtentGroupBox->setOriginalExtent( mLayerExtent, mSelectedCrs );
120 mExtentGroupBox->setOutputExtentFromOriginal();
121 mExtentGroupBox->setCheckable(
true );
122 mExtentGroupBox->setChecked(
false );
123 mExtentGroupBox->setCollapsed(
true );
129 mMinimumZSpinBox->setRange( std::numeric_limits<double>::lowest(), std::numeric_limits<double>::max() );
130 mMaximumZSpinBox->setRange( std::numeric_limits<double>::lowest(), std::numeric_limits<double>::max() );
133 mMinimumZSpinBox->setValue( mLayer->
statistics().
minimum( QStringLiteral(
"Z" ) ) );
134 mMinimumZSpinBox->setClearValue( mMinimumZSpinBox->value() );
135 mMaximumZSpinBox->setValue( mLayer->
statistics().
maximum( QStringLiteral(
"Z" ) ) );
136 mMaximumZSpinBox->setClearValue( mMaximumZSpinBox->value() );
140 mPointsLimitSpinBox->setMinimum( 1 );
141 mPointsLimitSpinBox->setMaximum( std::numeric_limits<int>::max() );
142 mPointsLimitSpinBox->setValue( 1e6 );
143 mPointsLimitSpinBox->setClearValue( 1e6 );
146 mFilename->setDialogTitle( tr(
"Save Layer As" ) );
147 mFilename->setDefaultRoot( settings.
value( QStringLiteral(
"UI/lastPointCloudFileFilterDir" ), QDir::homePath() ).toString() );
148 mFilename->setConfirmOverwrite(
false );
152 if ( !filePath.isEmpty() )
153 mLastUsedFilename = filePath;
155 const QFileInfo fileInfo( filePath );
156 settings.
setValue( QStringLiteral(
"UI/lastPointCloudFileFilterDir" ), fileInfo.absolutePath() );
158 if ( mDefaultOutputLayerNameFromInputLayerName.isEmpty() )
160 leLayername->setDefaultValue( suggestedLayerName );
164 if ( leLayername->text().isEmpty() && !filePath.isEmpty() && leLayername->isEnabled() )
166 leLayername->setText( suggestedLayerName );
168 mButtonBox->button( QDialogButtonBox::Ok )->setEnabled( !filePath.isEmpty() );
176 mCrsSelector->setSourceEnsemble( ensemble.
name() );
183 mCrsSelector->setShowAccuracyWarnings(
true );
190 leLayername->setDefaultValue( mDefaultOutputLayerNameFromInputLayerName );
192 if ( leLayername->isEnabled() )
193 leLayername->setText( mDefaultOutputLayerNameFromInputLayerName );
197 !mFilename->filePath().isEmpty() );
200void QgsPointCloudLayerSaveAsDialog::accept()
209 msgBox.setIcon( QMessageBox::Question );
210 msgBox.setWindowTitle( tr(
"Save Point Cloud Layer As" ) );
211 QPushButton *overwriteFileButton = msgBox.addButton( tr(
"Overwrite File" ), QMessageBox::ActionRole );
212 QPushButton *overwriteLayerButton = msgBox.addButton( tr(
"Overwrite Layer" ), QMessageBox::ActionRole );
213 QPushButton *appendToLayerButton = msgBox.addButton( tr(
"Append to Layer" ), QMessageBox::ActionRole );
214 msgBox.setStandardButtons( QMessageBox::Cancel );
215 msgBox.setDefaultButton( QMessageBox::Cancel );
216 overwriteFileButton->hide();
217 overwriteLayerButton->hide();
218 appendToLayerButton->hide();
225 msgBox.setText( tr(
"The layer already exists. Do you want to overwrite the whole file or overwrite the layer?" ) );
226 overwriteFileButton->setVisible(
true );
227 overwriteLayerButton->setVisible(
true );
231 msgBox.setText( tr(
"The file already exists. Do you want to overwrite it?" ) );
232 overwriteFileButton->setVisible(
true );
237 msgBox.setText( tr(
"The layer already exists. Do you want to overwrite the whole file, overwrite the layer or append features to the layer?" ) );
238 appendToLayerButton->setVisible(
true );
239 overwriteFileButton->setVisible(
true );
240 overwriteLayerButton->setVisible(
true );
244 msgBox.setText( tr(
"The layer already exists. Do you want to overwrite the whole file or append features to the layer?" ) );
245 appendToLayerButton->setVisible(
true );
246 overwriteFileButton->setVisible(
true );
249 int ret = msgBox.exec();
250 if ( ret == QMessageBox::Cancel )
252 if ( msgBox.clickedButton() == overwriteFileButton )
254 else if ( msgBox.clickedButton() == overwriteLayerButton )
256 else if ( msgBox.clickedButton() == appendToLayerButton )
268 if ( QMessageBox::question(
this,
269 tr(
"Save Point Cloud Layer As" ),
270 tr(
"The file already exists. Do you want to overwrite it?" ) ) == QMessageBox::NoButton )
281 QStringList layerList;
282 layerList.reserve( sublayers.size() );
285 layerList.append( sublayer.name() );
287 if ( layerList.length() > 1 )
289 layerList.sort( Qt::CaseInsensitive );
291 msgBox.setIcon( QMessageBox::Warning );
292 msgBox.setWindowTitle( tr(
"Overwrite File" ) );
293 msgBox.setText( tr(
"This file contains %1 layers that will be lost!\n" ).arg( QLocale().toString( layerList.length() ) ) );
294 msgBox.setDetailedText( tr(
"The following layers will be permanently lost:\n\n%1" ).arg( layerList.join(
"\n" ) ) );
295 msgBox.setStandardButtons( QMessageBox::Ok | QMessageBox::Cancel );
296 if ( msgBox.exec() == QMessageBox::Cancel )
302 settings.
setValue( QStringLiteral(
"UI/lastPointCloudFileFilterDir" ), QFileInfo(
filename() ).absolutePath() );
303 settings.
setValue( QStringLiteral(
"UI/lastPointCloudFormat" ),
static_cast< int >(
exportFormat() ) );
307void QgsPointCloudLayerSaveAsDialog::mFormatComboBox_currentIndexChanged(
int idx )
319 mAttributesSelection->setEnabled(
true );
324 mAttributesSelection->setEnabled(
false );
332 leLayername->setEnabled(
true );
339 leLayername->setEnabled(
false );
346 mWasAddToCanvasForced = !mAddToCanvas->isChecked();
347 mAddToCanvas->setEnabled(
false );
348 mAddToCanvas->setChecked(
true );
349 mFilename->setEnabled(
false );
357 mAddToCanvas->setEnabled(
true );
358 if ( mWasAddToCanvasForced )
360 mAddToCanvas->setChecked( !mAddToCanvas->isChecked() );
361 mWasAddToCanvasForced =
false;
363 mFilename->setEnabled(
true );
367 if ( mFilename->isEnabled() )
369 mFilename->setFilter( getFilterForFormat( format ) );
373 if ( !mLastUsedFilename.isEmpty() )
375 const thread_local QRegularExpression rx(
"\\.(.*?)[\\s]" );
377 ext = rx.match( getFilterForFormat( format ) ).captured( 1 );
378 if ( !ext.isEmpty() )
380 QFileInfo fi( mLastUsedFilename );
381 mFilename->setFilePath( QStringLiteral(
"%1/%2.%3" ).arg( fi.path(), fi.baseName(), ext ) );
386 if ( !mFilename->isEnabled() )
387 mFilename->setFilePath( QString() );
389 if ( !leLayername->isEnabled() )
391 leLayername->setText( QString() );
393 else if ( leLayername->text().isEmpty() )
395 QString layerName = mDefaultOutputLayerNameFromInputLayerName;
396 if ( layerName.isEmpty() && !mFilename->filePath().isEmpty() )
398 layerName = QFileInfo( mFilename->filePath() ).baseName();
399 leLayername->setDefaultValue( layerName );
401 if ( layerName.isEmpty() )
403 layerName = tr(
"new_layer" );
405 leLayername->setText( layerName );
409 !mFilename->filePath().isEmpty() );
412void QgsPointCloudLayerSaveAsDialog::mFilterGeometryGroupBoxCheckToggled(
bool checked )
415 mFilterGeometryLayerChanged( mFilterGeometryLayerComboBox->currentLayer() );
418void QgsPointCloudLayerSaveAsDialog::mFilterGeometryLayerChanged(
QgsMapLayer *layer )
421 mSelectedFeaturesCheckBox->setChecked(
false );
425void QgsPointCloudLayerSaveAsDialog::mMinimumZSpinBoxValueChanged(
const double value )
427 mMaximumZSpinBox->setMinimum( value );
430void QgsPointCloudLayerSaveAsDialog::mMaximumZSpinBoxValueChanged(
const double value )
432 mMinimumZSpinBox->setMaximum( value );
438 mExtentGroupBox->setOutputCrs( mSelectedCrs );
443 return mFilename->filePath();
448 return leLayername->text();
465 for (
int i = 0; i < mAttributeTable->rowCount(); i++ )
467 if ( mAttributeTable->item( i, 0 )->checkState() == Qt::Checked )
469 attributes.append( mAttributeTable->item( i, 0 )->text() );
478 return mAddToCanvas->isChecked();
483 mAddToCanvas->setChecked( enabled );
494 return mExtentGroupBox->isChecked();
499 return mExtentGroupBox->outputExtent();
504 return mFilterGeometryGroupBox->isChecked() && mFilterGeometryLayerComboBox->count() > 0;
509 return mFilterGeometryLayerComboBox->currentLayer();
514 return hasFilterLayer() && mSelectedFeaturesCheckBox->isChecked();
519 return mAttributesSelection->isChecked() && mAttributesSelection->isEnabled();
524 return mZRangeGroupBox->isChecked();
529 return QgsDoubleRange( mMinimumZSpinBox->value(), mMaximumZSpinBox->value() );
534 return mPointsLimitGroupBox->isChecked();
539 return mPointsLimitSpinBox->value();
544 return mActionOnExistingFile;
547void QgsPointCloudLayerSaveAsDialog::mSelectAllAttributes_clicked()
549 for (
int i = 0; i < mAttributeTable->rowCount(); i++ )
551 mAttributeTable->item( i, 0 )->setCheckState( Qt::Checked );
555void QgsPointCloudLayerSaveAsDialog::mDeselectAllAttributes_clicked()
558 for (
int i = 0; i < mAttributeTable->rowCount(); i++ )
560 mAttributeTable->item( i, 0 )->setCheckState( Qt::Unchecked );
565void QgsPointCloudLayerSaveAsDialog::showHelp()
567 QgsHelp::openHelp( QStringLiteral(
"managing_data_source/create_layers.html#creating-new-layers-from-an-existing-layer" ) );
575 return QStringLiteral(
"LAZ point cloud (*.laz *.LAZ);;LAS point cloud (*.las *.LAS)" );
577 return QStringLiteral(
"GeoPackage (*.gpkg *.GPKG)" );
579 return QStringLiteral(
"AutoCAD DXF (*.dxf *.dxf)" );
581 return QStringLiteral(
"ESRI Shapefile (*.shp *.SHP)" );
583 return QStringLiteral(
"Comma separated values (*.csv *.CSV)" );
595 return tr(
"Temporary Scratch Layer" );
597 return tr(
"GeoPackage" );
599 return tr(
"AutoCAD DXF" );
601 return tr(
"ESRI Shapefile" );
603 return tr(
"LAS/LAZ point cloud" );
605 return tr(
"Comma separated values" );
This class represents a coordinate reference system (CRS).
QgsDatumEnsemble datumEnsemble() const
Attempts to retrieve datum ensemble details from the CRS.
Contains information about a datum ensemble.
bool isValid() const
Returns true if the datum ensemble is a valid object, or false if it is a null/invalid object.
QString name() const
Display name of datum ensemble.
QgsRange which stores a range of double values.
The QgsSpinBox is a spin box with a clear button that will set the value to the defined clear value.
@ ClearToDefault
Reset value to default value (see defaultValue() )
static void enableAutoGeometryRestore(QWidget *widget, const QString &key=QString())
Register the widget to allow its position to be automatically saved and restored when open and closed...
static void openHelp(const QString &key)
Opens help topic for the given help key using default system web browser.
Map canvas is a class for displaying all GIS data types on a canvas.
const QgsMapSettings & mapSettings() const
Gets access to properties used for map rendering.
void layerChanged(QgsMapLayer *layer)
Emitted whenever the currently selected layer changes.
static QString launderLayerName(const QString &name)
Launders a layer's name, converting it into a format which is general suitable for file names or data...
Base class for all map layer types.
QgsCoordinateReferenceSystem crs
QgsRectangle visibleExtent() const
Returns the actual extent derived from requested extent that takes output image size into account.
QgsCoordinateReferenceSystem destinationCrs() const
Returns the destination coordinate reference system for the map render.
Custom exception class which is raised when an operation is not supported.
const QgsPointCloudAttribute & at(int index) const
Returns the attribute at the specified index.
QString name() const
Returns name of the attribute.
ExportFormat
Supported export formats for point clouds.
@ Csv
Comma separated values.
@ Las
LAS/LAZ point cloud.
static QList< ExportFormat > supportedFormats()
Gets a list of the supported export formats.
void setMapCanvas(QgsMapCanvas *canvas)
Sets a map canvas to associate with the dialog.
QgsPointCloudLayerSaveAsDialog(QgsPointCloudLayer *layer, QWidget *parent=nullptr, Qt::WindowFlags fl=Qt::WindowFlags())
Construct a new QgsPointCloudLayerSaveAsDialog.
QString filename() const
Returns the target filename.
bool hasPointsLimit() const
Determines if limiting the number of exported points is enabled.
bool hasFilterLayer() const
Determines if points will be spatially filtered by a layer's features.
QgsRectangle filterExtent() const
Determines the extent to be exported.
bool hasZRange() const
Determines if filtering by Z values is activated.
QgsCoordinateReferenceSystem crsObject() const
Returns the CRS chosen for export.
bool hasAttributes() const
Determines if attributes will be exported as fields.
QgsDoubleRange zRange() const
Determines the Z range of points to be exported.
QgsPointCloudLayerExporter::ExportFormat exportFormat() const
The format in which the export should be written.
bool hasFilterExtent() const
Determines if filtering the export by an extent is activated.
int pointsLimit() const
Determines the limit to the total number of points.
bool filterLayerSelectedOnly() const
Determines if only the selected features from the filterLayer will be used for spatial filtering.
QString layername() const
Returns the target layer name.
void setAddToCanvas(bool checked)
Sets whether the "add to canvas" checkbox should be checked.
bool addToCanvas() const
Returns true if the "add to canvas" checkbox is checked.
QgsMapLayer * filterLayer() const
Returns the layer responsible for spatially filtering points.
QStringList attributes() const
Returns a list of attributes which are selected for saving.
QgsVectorFileWriter::ActionOnExistingFile creationActionOnExistingFile() const
Returns creation action.
Represents a map layer supporting display of point clouds.
QgsRectangle extent() const override
Returns the extent of the layer.
const QgsPointCloudStatistics statistics() const
Returns the object containing statistics.
QgsPointCloudAttributeCollection attributes() const
Returns the attributes available from the layer.
double maximum(const QString &attribute) const
Returns the maximum value for the attribute attribute If no matching statistic is available then NaN ...
double minimum(const QString &attribute) const
Returns the minimum value for the attribute attribute If no matching statistic is available then NaN ...
QList< QgsProviderSublayerDetails > querySublayers(const QString &uri, Qgis::SublayerQueryFlags flags=Qgis::SublayerQueryFlags(), QgsFeedback *feedback=nullptr) const
Queries the specified uri and returns a list of any valid sublayers found in the dataset which can be...
static QgsProviderRegistry * instance(const QString &pluginPath=QString())
Means of accessing canonical single instance.
Contains details about a sub layer available from a dataset.
A rectangle specified with double values.
This class is a composition of two QSettings instances:
QVariant value(const QString &key, const QVariant &defaultValue=QVariant(), Section section=NoSection) const
Returns the value for setting key.
void setValue(const QString &key, const QVariant &value, QgsSettings::Section section=QgsSettings::NoSection)
Sets the value of setting key to value.
A convenience class for writing vector layers to disk based formats (e.g.
@ CanAppendToExistingLayer
Flag to indicate that new features can be added to an existing layer.
@ CanAddNewLayer
Flag to indicate that a new layer can be added to the dataset.
@ CanDeleteLayer
Flag to indicate that an existing layer can be deleted.
static QgsVectorFileWriter::EditionCapabilities editionCapabilities(const QString &datasetName)
Returns edition capabilities for an existing dataset name.
QFlags< EditionCapability > EditionCapabilities
Combination of CanAddNewLayer, CanAppendToExistingLayer, CanAddNewFieldsToExistingLayer or CanDeleteL...
static bool targetLayerExists(const QString &datasetName, const QString &layerName)
Returns whether the target layer already exists.
ActionOnExistingFile
Enumeration to describe how to handle existing files.
@ CreateOrOverwriteLayer
Create or overwrite layer.
@ CreateOrOverwriteFile
Create or overwrite file.
@ AppendToLayerNoNewFields
Append features to existing layer, but do not create new fields.
Represents a vector layer which manages a vector based data sets.
int selectedFeatureCount() const
Returns the number of features that are selected in this layer.
const QgsCoordinateReferenceSystem & crs