Class: QgsMapHitTestTask¶

Executes a QgsMapHitTest in a background thread.

Added in version 3.32.

List of all members, including inherited members

Class Hierarchy¶

Base classes¶

`QgsTask`	Abstract base class for long running background tasks.
QObject

Methods

`results`	Returns the hit test results, which are a map of layer ID to visible symbol legend keys.
`resultsRenderersUpdatedCanvas`	Returns the hit test results, for layers with UpdatedCanvas renderers (raster/mesh layers).

class qgis.core.QgsMapHitTestTask[source]¶

Bases: QgsTask

__init__(settings: QgsLayerTreeFilterSettings)

Constructor for QgsMapHitTestTask, using the specified filter settings.

Parameters:: settings (QgsLayerTreeFilterSettings)

results(self) → Any¶

Returns the hit test results, which are a map of layer ID to visible symbol legend keys.

Return type:: Any

resultsRenderersUpdatedCanvas(self) → dict[str, tuple[float, float]]¶

Returns the hit test results, for layers with UpdatedCanvas renderers (raster/mesh layers). Results are given as QMap of layer IDs to pairs of (min, max) values.

Added in version 4.0.

Return type:: dict[str, tuple[float, float]]