19#include "moc_qgsrasterlayertemporalproperties.cpp"
26 mTemporalRepresentationScale.
setDays( 1.0 );
41 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
43 if ( it.value().overlaps( range ) )
59 QgsRasterLayer *rasterLayer = qobject_cast< QgsRasterLayer *>( layer );
75 bool includeBeginning =
true;
76 bool includeEnd =
true;
77 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
79 if ( it.value().begin() < begin || !begin.isValid() )
81 begin = it.value().
begin();
82 includeBeginning = it.value().includeBeginning();
84 else if ( !includeBeginning && it.value().begin() == begin && it.value().includeBeginning() )
86 includeBeginning =
true;
88 if ( it.value().end() > end || !end.isValid() )
90 end = it.value().end();
91 includeEnd = it.value().includeEnd();
93 else if ( !includeEnd && it.value().end() == end && it.value().includeEnd() )
111 QgsRasterLayer *rasterLayer = qobject_cast< QgsRasterLayer *>( layer );
116 return { mFixedRange };
120 QList<QgsDateTimeRange> results;
121 results.reserve( mRangePerBand.size() );
122 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
124 results.append( it.value() );
176 return mIntervalHandlingMethod;
181 if ( mIntervalHandlingMethod == method )
183 mIntervalHandlingMethod = method;
198 return mRangePerBand;
203 if ( mRangePerBand == ranges )
206 mRangePerBand = ranges;
222 int currentMatchingBand = -1;
224 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
226 if ( it.value().overlaps( range ) )
229 || ( it.value().includeEnd() && it.value().end() >= currentMatchingRange.
end() )
230 || ( !currentMatchingRange.
includeEnd() && it.value().end() >= currentMatchingRange.
end() ) )
232 currentMatchingBand = it.key();
233 currentMatchingRange = it.value();
237 return currentMatchingBand;
254 const int bandCount = layer->
bandCount();
256 res.reserve( bandCount );
257 for (
int i = 1; i <= bandCount; ++i )
265 res.reserve( mRangePerBand.size() );
268 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
270 if ( it.value().overlaps( range ) )
272 res.append( it.key() );
279 return QList<int>() << mBandNumber;
291 if ( mBandNumber == number )
294 mBandNumber = number;
299 return mTemporalRepresentationOffset;
304 if ( mTemporalRepresentationOffset == offset )
307 mTemporalRepresentationOffset = offset;
312 return mTemporalRepresentationScale;
317 if ( mTemporalRepresentationScale == scale )
320 mTemporalRepresentationScale = scale;
328 const QDomElement temporalNode = element.firstChildElement( QStringLiteral(
"temporal" ) );
330 setIsActive( temporalNode.attribute( QStringLiteral(
"enabled" ), QStringLiteral(
"0" ) ).toInt() );
332 mMode =
static_cast< Qgis::RasterTemporalMode >( temporalNode.attribute( QStringLiteral(
"mode" ), QStringLiteral(
"0" ) ). toInt() );
333 mBandNumber = temporalNode.attribute( QStringLiteral(
"bandNumber" ), QStringLiteral(
"1" ) ).toInt();
334 mIntervalHandlingMethod =
static_cast< Qgis::TemporalIntervalMatchMethod >( temporalNode.attribute( QStringLiteral(
"fetchMode" ), QStringLiteral(
"0" ) ). toInt() );
340 const QDomNode rangeElement = temporalNode.namedItem( QStringLiteral(
"fixedRange" ) );
342 const QDomNode begin = rangeElement.namedItem( QStringLiteral(
"start" ) );
343 const QDomNode end = rangeElement.namedItem( QStringLiteral(
"end" ) );
345 const QDateTime beginDate = QDateTime::fromString( begin.toElement().text(), Qt::ISODate );
346 const QDateTime endDate = QDateTime::fromString( end.toElement().text(), Qt::ISODate );
355 mRangePerBand.clear();
357 const QDomNodeList ranges = temporalNode.firstChildElement( QStringLiteral(
"ranges" ) ).childNodes();
358 for (
int i = 0; i < ranges.size(); ++i )
360 const QDomElement rangeElement = ranges.at( i ).toElement();
361 const int band = rangeElement.attribute( QStringLiteral(
"band" ) ).toInt();
362 const QDateTime begin = QDateTime::fromString( rangeElement.attribute( QStringLiteral(
"begin" ) ), Qt::ISODate );
363 const QDateTime end = QDateTime::fromString( rangeElement.attribute( QStringLiteral(
"end" ) ), Qt::ISODate );
364 const bool includeBeginning = rangeElement.attribute( QStringLiteral(
"includeBeginning" ) ).toInt();
365 const bool includeEnd = rangeElement.attribute( QStringLiteral(
"includeEnd" ) ).toInt();
366 mRangePerBand.insert( band,
QgsDateTimeRange( begin, end, includeBeginning, includeEnd ) );
373 mTemporalRepresentationOffset = QDateTime::fromString( temporalNode.attribute( QStringLiteral(
"temporalRepresentationOffset" ) ), Qt::ISODate );
374 mTemporalRepresentationScale =
QgsInterval( temporalNode.attribute( QStringLiteral(
"temporalRepresentationScale" ), QStringLiteral(
"1" ) ).toDouble(),
375 static_cast< Qgis::TemporalUnit >( temporalNode.attribute( QStringLiteral(
"temporalRepresentationScaleUnit" ), QStringLiteral(
"4" ) ).toInt() ) );
390 if ( element.isNull() )
391 return QDomElement();
393 QDomElement temporalElement = document.createElement( QStringLiteral(
"temporal" ) );
394 temporalElement.setAttribute( QStringLiteral(
"enabled" ),
isActive() ? QStringLiteral(
"1" ) : QStringLiteral(
"0" ) );
395 temporalElement.setAttribute( QStringLiteral(
"mode" ), QString::number(
static_cast< int >( mMode ) ) );
396 temporalElement.setAttribute( QStringLiteral(
"bandNumber" ), QString::number( mBandNumber ) );
397 temporalElement.setAttribute( QStringLiteral(
"fetchMode" ), QString::number(
static_cast< int >( mIntervalHandlingMethod ) ) );
404 QDomElement rangeElement = document.createElement( QStringLiteral(
"fixedRange" ) );
406 QDomElement startElement = document.createElement( QStringLiteral(
"start" ) );
407 QDomElement endElement = document.createElement( QStringLiteral(
"end" ) );
409 const QDomText startText = document.createTextNode( mFixedRange.
begin().toTimeSpec( Qt::OffsetFromUTC ).toString( Qt::ISODate ) );
410 const QDomText endText = document.createTextNode( mFixedRange.
end().toTimeSpec( Qt::OffsetFromUTC ).toString( Qt::ISODate ) );
411 startElement.appendChild( startText );
412 endElement.appendChild( endText );
413 rangeElement.appendChild( startElement );
414 rangeElement.appendChild( endElement );
416 temporalElement.appendChild( rangeElement );
422 QDomElement ranges = document.createElement( QStringLiteral(
"ranges" ) );
423 for (
auto it = mRangePerBand.constBegin(); it != mRangePerBand.constEnd(); ++it )
425 QDomElement range = document.createElement( QStringLiteral(
"range" ) );
426 range.setAttribute( QStringLiteral(
"band" ), it.key() );
427 range.setAttribute( QStringLiteral(
"begin" ), it.value().begin().toString( Qt::ISODate ) );
428 range.setAttribute( QStringLiteral(
"end" ), it.value().end().toString( Qt::ISODate ) );
429 range.setAttribute( QStringLiteral(
"includeBeginning" ), it.value().includeBeginning() ?
"1" :
"0" );
430 range.setAttribute( QStringLiteral(
"includeEnd" ), it.value().includeEnd() ?
"1" :
"0" );
431 ranges.appendChild( range );
433 temporalElement.appendChild( ranges );
439 temporalElement.setAttribute( QStringLiteral(
"temporalRepresentationOffset" ), mTemporalRepresentationOffset.toString( Qt::ISODate ) );
440 temporalElement.setAttribute( QStringLiteral(
"temporalRepresentationScale" ), QString::number( mTemporalRepresentationScale.
originalDuration() ) );
441 temporalElement.setAttribute( QStringLiteral(
"temporalRepresentationScaleUnit" ), QString::number(
static_cast< int >( mTemporalRepresentationScale.
originalUnit() ) ) );
450 element.appendChild( temporalElement );
459 setIsActive( rasterCaps->hasTemporalCapabilities() );
462 if ( rasterCaps->hasTemporalCapabilities() )
467 mIntervalHandlingMethod = rasterCaps->intervalHandlingMethod();
TemporalIntervalMatchMethod
Method to use when resolving a temporal range to a data provider layer or band.
TemporalUnit
Temporal units.
RasterTemporalMode
Raster layer temporal modes.
@ RepresentsTemporalValues
Pixel values represent an datetime.
@ RedrawLayerOnly
Redraw the layer when temporal range changes, but don't apply any filtering. Useful when raster symbo...
@ FixedRangePerBand
Layer has a fixed temporal range per band.
@ TemporalRangeFromDataProvider
Mode when raster layer delegates temporal range handling to the dataprovider.
@ FixedTemporalRange
Mode when temporal properties have fixed start and end datetimes.
Base class for handling properties relating to a data provider's temporal capabilities.
A representation of the interval between two datetime values.
double originalDuration() const
Returns the original interval duration.
Qgis::TemporalUnit originalUnit() const
Returns the original interval temporal unit.
void setDays(double days)
Sets the interval duration in days.
Base class for storage of map layer temporal properties.
Base class for all map layer types.
Implementation of data provider temporal properties for QgsRasterDataProviders.
QList< QgsDateTimeRange > allAvailableTemporalRanges() const
Returns a list of all valid datetime ranges for which temporal data is available from the provider.
const QgsDateTimeRange & availableTemporalRange() const
Returns the overall datetime range extent from which temporal data is available from the provider.
QgsRasterDataProviderTemporalCapabilities * temporalCapabilities() override
Returns the provider's temporal capabilities.
QDomElement writeXml(QDomElement &element, QDomDocument &doc, const QgsReadWriteContext &context) override
Writes the properties to a DOM element, to be used later with readXml().
QDateTime temporalRepresentationOffset() const
Returns the temporal offset, which is a fixed datetime which should be added to individual pixel valu...
void setDefaultsFromDataProviderTemporalCapabilities(const QgsDataProviderTemporalCapabilities *capabilities) override
Sets the layers temporal settings to appropriate defaults based on a provider's temporal capabilities...
bool isVisibleInTemporalRange(const QgsDateTimeRange &range) const override
Returns true if the layer should be visible and rendered for the specified time range.
QgsTemporalProperty::Flags flags() const override
Returns flags associated to the temporal property.
QList< int > filteredBandsForTemporalRange(QgsRasterLayer *layer, const QgsDateTimeRange &range) const
Returns a filtered list of bands which match the specified range.
void setTemporalRepresentationOffset(const QDateTime &offset)
Sets the temporal offset, which is a fixed datetime which should be added to individual pixel values ...
Qgis::TemporalIntervalMatchMethod intervalHandlingMethod() const
Returns the desired method to use when resolving a temporal interval to matching layers or bands in t...
const QgsInterval & temporalRepresentationScale() const
Returns the scale, which is an interval factor which should be applied to individual pixel values fro...
void setIntervalHandlingMethod(Qgis::TemporalIntervalMatchMethod method)
Sets the desired method to use when resolving a temporal interval to matching layers or bands in the ...
Qgis::RasterTemporalMode mode() const
Returns the temporal properties mode.
void setTemporalRepresentationScale(const QgsInterval &scale)
Sets the scale, which is an interval factor which should be applied to individual pixel values from t...
int bandForTemporalRange(QgsRasterLayer *layer, const QgsDateTimeRange &range) const
Returns the band corresponding to the specified range.
QList< QgsDateTimeRange > allTemporalRanges(QgsMapLayer *layer) const override
Attempts to calculate the overall list of all temporal extents which are contained in the specified l...
void setMode(Qgis::RasterTemporalMode mode)
Sets the temporal properties mode.
QgsRasterLayerTemporalProperties(QObject *parent=nullptr, bool enabled=false)
Constructor for QgsRasterLayerTemporalProperties, with the specified parent object.
void setFixedTemporalRange(const QgsDateTimeRange &range)
Sets a temporal range to apply to the whole layer.
void setFixedRangePerBand(const QMap< int, QgsDateTimeRange > &ranges)
Sets the fixed temporal range for each band.
bool readXml(const QDomElement &element, const QgsReadWriteContext &context) override
Reads temporal properties from a DOM element previously written by writeXml().
QMap< int, QgsDateTimeRange > fixedRangePerBand() const
Returns the fixed temporal range for each band.
int bandNumber() const
Returns the band number from which temporal values should be taken.
const QgsDateTimeRange & fixedTemporalRange() const
Returns the fixed temporal range for the layer.
QgsDateTimeRange calculateTemporalExtent(QgsMapLayer *layer) const override
Attempts to calculate the overall temporal extent for the specified layer, using the settings defined...
void setBandNumber(int number)
Sets the band number from which temporal values should be taken.
Represents a raster layer.
int bandCount() const
Returns the number of bands in this layer.
QgsRasterDataProvider * dataProvider() override
Returns the source data provider.
The class is used as a container of context for various read/write operations on other objects.
void changed()
Emitted when the temporal properties have changed.
bool isActive() const
Returns true if the temporal property is active.
void setIsActive(bool active)
Sets whether the temporal property is active.
@ FlagDontInvalidateCachedRendersWhenRangeChanges
Any cached rendering will not be invalidated when temporal range context is modified.
T begin() const
Returns the beginning of the range.
T end() const
Returns the upper bound of the range.
bool overlaps(const QgsTemporalRange< T > &other) const
Returns true if this range overlaps another range.
bool includeEnd() const
Returns true if the end is inclusive, or false if the end is exclusive.
bool isInfinite() const
Returns true if the range consists of all possible values.
#define BUILTIN_UNREACHABLE
QgsTemporalRange< QDateTime > QgsDateTimeRange
QgsRange which stores a range of date times.