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Allow to add slots at runtime (#2112)
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64 changes: 64 additions & 0 deletions
64
Apps/Examples/Examples/All Examples/RuntimeSlotsExample.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| import UIKit | ||
| @_spi(Experimental) import MapboxMaps | ||
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| /// This example shows how to use a slot from the Standard style and use another custom slot added at runtime | ||
| /// to split the former into two parts. | ||
| @available(iOS 13.0, *) | ||
| final class RuntimeSlotsExample: UIViewController, ExampleProtocol { | ||
| private var mapView: MapView! | ||
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
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| mapView = MapView(frame: view.bounds) | ||
| mapView.autoresizingMask = [.flexibleWidth, .flexibleHeight] | ||
| view.addSubview(mapView) | ||
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| let square = Polygon(center: .berlin, radius: 1000, vertices: 4) | ||
| let triangle = Polygon(center: .berlin.coordinate(at: 800, facing: 320), radius: 700, vertices: 3) | ||
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| mapView.mapboxMap.setMapStyleContent { | ||
| GeoJSONSource(id: "square-data") | ||
| .data(.feature(Feature(geometry: square))) | ||
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| /// The MapStyleContent defines the desired layers positions. | ||
| /// ``` | ||
| /// ... bottom layers ... | ||
| /// "middle" slot | ||
| /// - "annotation-placeholder" slot | ||
| /// - "polygon" layer | ||
| /// ... top layers layers ... | ||
| /// ``` | ||
| SlotLayer(id: "annotation-placeholder") | ||
| .slot(.middle) | ||
| FillLayer(id: "square", source: "square-data") | ||
| .fillColor(.systemPink) | ||
| .fillOpacity(0.8) | ||
| .slot(.middle) | ||
| } | ||
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| /// The annotation uses slot `annotation-placeholder` so it will be rendered below the polygon: | ||
| /// ``` | ||
| /// ... bottom layers ... | ||
| /// "middle" slot | ||
| /// - triangle annotation | ||
| /// - "annotation-placeholder" slot | ||
| /// - "square" layer | ||
| /// ... top layers layers ... | ||
| /// ``` | ||
| /// If any other layers or annotations added to the `annotation-placeholder` slot, they will appear above the triangle annotation, but below the square layer. | ||
| let manager = mapView.annotations.makePolygonAnnotationManager() | ||
| manager.slot = "annotation-placeholder" | ||
| manager.annotations = [ | ||
| PolygonAnnotation(polygon: triangle).fillColor(StyleColor(.yellow)) | ||
| ] | ||
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| mapView.mapboxMap.setCamera(to: CameraOptions(center: .berlin, zoom: 12)) | ||
| } | ||
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| override func viewDidAppear(_ animated: Bool) { | ||
| super.viewDidAppear(animated) | ||
| // The below line is used for internal testing purposes only. | ||
| finish() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -25,4 +25,5 @@ | |
| - ``CustomLayerHost`` | ||
| - ``ElevationData`` | ||
| - ``Slot`` | ||
| - ``SlotLayer`` | ||
| - ``LayerAtPosition`` | ||
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49 changes: 49 additions & 0 deletions
49
...s/MapboxMapsTests/Style/Generated/IntegrationTests/Layers/SlotLayerIntegrationTests.swift
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