Class: QgsPointCloudLayer¶
- class qgis.core.QgsPointCloudLayer¶
Bases:
QgsMapLayer
,QgsAbstractProfileSource
Represents a map layer supporting display of point clouds
Note
The API is considered EXPERIMENTAL and can be changed without a notice
New in version 3.18.
QgsPointCloudLayer(uri: str = ‘’, baseName: str = ‘’, providerLib: str = ‘’, options: QgsPointCloudLayer.LayerOptions = QgsPointCloudLayer.LayerOptions()) Constructor - creates a point cloud layer
Enums
Bases:
enum.IntEnum
Methods
Add error message
Returns the attributes available from the layer.
- rtype
QgsPointCloudLayer
Updates the layer's 3D renderer's symbol to match that of the layer's 2D renderer
- param rendererContext
- param request
- rtype
QgsPointCloudDataProvider
- param source
- rtype
QgsMapLayerElevationProperties
- param source
- rtype
QgsRectangle
Checks whether a new set of dependencies will introduce a cycle this method is now deprecated and always return
False
, because circular dependencies are now correctly managed.- rtype
str
Invalidates the WGS84 extent.
- rtype
Tuple[str, bool]
Returns the total number of points available in the layer.
Read style data common to all layer types
Read custom properties from project file.
- param node
Read style manager's configuration (if any).
- param node
- param layerNode
Returns the 2D renderer for the point cloud.
Sets error message
Sets the extent
Sets the
providerType
(provider key)Sets the 2D
renderer
for the point cloud.Sets the string used to define a subset of the layer
Sets whether this layer's 3D renderer should be automatically updated with changes applied to the layer's 2D renderer
- param transformContext
Sets whether layer is valid or not
Returns the object containing statistics
Returns the status of point cloud statistics calculation
Returns the string used to define a subset of the layer.
Returns whether this layer's 3D renderer should be automatically updated with changes applied to the layer's 2D renderer
Write style data common to all layer types
Write custom properties to project file.
- param node
Write style manager's configuration (if exists).
- param node
- param layerNode
Signals
Signals an error related to this point cloud layer.
Emitted when statistics calculation state has changed
Emitted when the layer's subset string has changed.
- class LayerOptions(transformContext: QgsCoordinateTransformContext = QgsCoordinateTransformContext())¶
Bases:
sip.wrapper
Constructor for LayerOptions with optional
transformContext
.QgsPointCloudLayer.LayerOptions(QgsPointCloudLayer.LayerOptions)
- loadDefaultStyle¶
- skipCrsValidation¶
- skipIndexGeneration¶
- skipStatisticsCalculation¶
- transformContext¶
- class PointCloudStatisticsCalculationState(value)¶
Bases:
enum.IntEnum
Point cloud statistics calculation task
New in version 3.26.
NotStarted
: The statistics calculation task has not been startedCalculating
: The statistics calculation task is runningCalculated
: The statistics calculation task is done and statistics are available
- Calculated = 2¶
- Calculating = 1¶
- NotStarted = 0¶
- baseClass¶
alias of
QgsPointCloudLayer
- appendError(self, error: QgsErrorMessage)¶
Add error message
- attributes(self) QgsPointCloudAttributeCollection ¶
Returns the attributes available from the layer.
- Return type
- childEvent(self, QChildEvent)¶
- clone(self) QgsPointCloudLayer ¶
- Return type
- connectNotify(self, QMetaMethod)¶
- convertRenderer3DFromRenderer2D(self) bool ¶
Updates the layer’s 3D renderer’s symbol to match that of the layer’s 2D renderer
- Return type
bool
- Returns
True
on success,False
otherwise
New in version 3.26.
- createMapRenderer(self, rendererContext: QgsRenderContext) QgsMapLayerRenderer ¶
- Parameters
rendererContext (QgsRenderContext) –
- Return type
- createProfileGenerator(self, request: QgsProfileRequest) QgsAbstractProfileGenerator ¶
- Parameters
request (QgsProfileRequest) –
- Return type
- customEvent(self, QEvent)¶
- dataProvider(self) QgsPointCloudDataProvider ¶
- Return type
- decodedSource(self, source: str, dataProvider: str, context: QgsReadWriteContext) str ¶
- Parameters
source (str) –
dataProvider (str) –
context (QgsReadWriteContext) –
- Return type
str
- disconnectNotify(self, QMetaMethod)¶
- elevationProperties(self) QgsMapLayerElevationProperties ¶
- Return type
- encodedSource(self, source: str, context: QgsReadWriteContext) str ¶
- Parameters
source (str) –
context (QgsReadWriteContext) –
- Return type
str
- extent(self) QgsRectangle ¶
- Return type
- hasDependencyCycle(self, Iterable[QgsMapLayerDependency]) bool ¶
Checks whether a new set of dependencies will introduce a cycle this method is now deprecated and always return
False
, because circular dependencies are now correctly managed.Deprecated since version QGIS: 3.10
- htmlMetadata(self) str ¶
- Return type
str
- invalidateWgs84Extent(self)¶
Invalidates the WGS84 extent. If FlagTrustLayerMetadata is enabled, the extent is not invalidated because we want to trust metadata whatever happens.
New in version 3.20.
- isSignalConnected(self, QMetaMethod) bool ¶
- loadDefaultStyle(self) Tuple[str, bool] ¶
- Return type
Tuple[str, bool]
- pointCount(self) int ¶
Returns the total number of points available in the layer.
- Return type
int
- raiseError¶
Signals an error related to this point cloud layer.
New in version 3.26: [signal]
- Parameters
msg (str) –
- readCommonStyle(self, layerElement: QDomElement, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories)¶
Read style data common to all layer types
New in version 3.0.
- readCustomProperties(self, layerNode: QDomNode, keyStartsWith: str = '')¶
Read custom properties from project file.
- Parameters
layerNode – note to read from
keyStartsWith – reads only properties starting with the specified string (or all if the string is empty)
- readStyle(self, node: QDomNode, errorMessage: str, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories) bool ¶
- Parameters
node (QDomNode) –
errorMessage (str) –
context (QgsReadWriteContext) –
categories (Union[QgsMapLayer.StyleCategories) –
- Return type
bool
- readStyleManager(self, layerNode: QDomNode)¶
Read style manager’s configuration (if any). To be called by subclasses.
- readSymbology(self, node: QDomNode, errorMessage: str, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories) bool ¶
- Parameters
node (QDomNode) –
errorMessage (str) –
context (QgsReadWriteContext) –
categories (Union[QgsMapLayer.StyleCategories) –
- Return type
bool
- readXml(self, layerNode: QDomNode, context: QgsReadWriteContext) bool ¶
- Parameters
layerNode (QDomNode) –
context (QgsReadWriteContext) –
- Return type
bool
- receivers(self, PYQT_SIGNAL) int ¶
- renderer(self) QgsPointCloudRenderer ¶
Returns the 2D renderer for the point cloud.
See also
- Return type
- sender(self) QObject ¶
- senderSignalIndex(self) int ¶
- setExtent(self, rect: QgsRectangle)¶
Sets the extent
- setProviderType(self, providerType: str)¶
Sets the
providerType
(provider key)
- setRenderer(self, renderer: QgsPointCloudRenderer)¶
Sets the 2D
renderer
for the point cloud.Ownership of
renderer
is transferred to the layer.See also
- Parameters
renderer (QgsPointCloudRenderer) –
- setSubsetString(self, subset: str) bool ¶
Sets the string used to define a subset of the layer
- Parameters
subset (str) – The subset string to be used in a
:py:class:`QgsPointCloudExpression`
- Return type
bool
- Returns
True
, when setting the subset string was successful,False
otherwise
New in version 3.26.
- setSync3DRendererTo2DRenderer(self, sync: bool)¶
Sets whether this layer’s 3D renderer should be automatically updated with changes applied to the layer’s 2D renderer
New in version 3.26.
- Parameters
sync (bool) –
- setTransformContext(self, transformContext: QgsCoordinateTransformContext)¶
- Parameters
transformContext (QgsCoordinateTransformContext) –
- setValid(self, valid: bool)¶
Sets whether layer is valid or not
- statistics(self) QgsPointCloudStatistics ¶
Returns the object containing statistics
New in version 3.26.
- Return type
- statisticsCalculationState(self) QgsPointCloudLayer.PointCloudStatisticsCalculationState ¶
Returns the status of point cloud statistics calculation
New in version 3.26.
- statisticsCalculationStateChanged¶
Emitted when statistics calculation state has changed
New in version 3.26: [signal]
- Parameters
state (QgsPointCloudLayer.PointCloudStatisticsCalculationState) –
- subsetString(self) str ¶
Returns the string used to define a subset of the layer.
- Return type
str
- Returns
The subset string or null QString if not implemented by the provider
New in version 3.26.
- subsetStringChanged¶
Emitted when the layer’s subset string has changed.
New in version 3.26: [signal]
- sync3DRendererTo2DRenderer(self) bool ¶
Returns whether this layer’s 3D renderer should be automatically updated with changes applied to the layer’s 2D renderer
New in version 3.26.
- Return type
bool
- timerEvent(self, QTimerEvent)¶
- writeCommonStyle(self, layerElement: QDomElement, document: QDomDocument, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories)¶
Write style data common to all layer types
New in version 3.0.
- writeCustomProperties(self, layerNode: QDomNode, doc: QDomDocument)¶
Write custom properties to project file.
- writeStyle(self, node: QDomNode, doc: QDomDocument, errorMessage: str, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories) bool ¶
- Parameters
node (QDomNode) –
doc (QDomDocument) –
errorMessage (str) –
context (QgsReadWriteContext) –
categories (Union[QgsMapLayer.StyleCategories) –
- Return type
bool
- writeStyleManager(self, layerNode: QDomNode, doc: QDomDocument)¶
Write style manager’s configuration (if exists). To be called by subclasses.
- writeSymbology(self, node: QDomNode, doc: QDomDocument, errorMessage: str, context: QgsReadWriteContext, categories: Union[QgsMapLayer.StyleCategories, QgsMapLayer.StyleCategory] = QgsMapLayer.AllStyleCategories) bool ¶
- Parameters
node (QDomNode) –
doc (QDomDocument) –
errorMessage (str) –
context (QgsReadWriteContext) –
categories (Union[QgsMapLayer.StyleCategories) –
- Return type
bool
- writeXml(self, layerNode: QDomNode, doc: QDomDocument, context: QgsReadWriteContext) bool ¶
- Parameters
layerNode (QDomNode) –
doc (QDomDocument) –
context (QgsReadWriteContext) –
- Return type
bool