Subgroup: Abstract

Class: QgsAbstractLayoutIterator

class qgis.core.QgsAbstractLayoutIterator

Bases: sip.wrapper

An abstract base class for QgsLayout based classes which can be exported by QgsLayoutExporter.

New in version 3.0: Methods

beginRender Called when rendering begins, before iteration commences.
count Returns the number of features to iterate over.
endRender Ends the render, performing any required cleanup tasks.
filePath Returns the file path for the current feature, based on a specified base file path and extension.
layout Returns the layout associated with the iterator.
next Iterates to next feature, returning false if no more features exist to iterate over.

Signals

Attributes

beginRender(self) → bool

Called when rendering begins, before iteration commences. Returns true if successful, false if no iteration is available or required.

See also

endRender()

count(self) → int

Returns the number of features to iterate over.

endRender(self) → bool

Ends the render, performing any required cleanup tasks.

filePath(self, baseFilePath: str, extension: str) → str

Returns the file path for the current feature, based on a specified base file path and extension.

layout(self) → QgsLayout

Returns the layout associated with the iterator.

next(self) → bool

Iterates to next feature, returning false if no more features exist to iterate over.