Class: FeatureCollectionUI

OSDPaperjsAnnotation.FeatureCollectionUI(group, optsopt)

A user interface for managing feature collections. The FeatureCollectionUI class provides a user interface to manage feature collections on a paper.Layer object. It allows users to create, edit, and organize features within the collection. The class includes various functionalities, such as adding and removing features, setting opacity and fill opacity for the paper layer, and more.

Constructor

new FeatureCollectionUI(group, optsopt)

Create a new FeatureCollectionUI instance.
Parameters:
Name Type Attributes Description
group paper.Group The paper group object.
opts object <optional>
 The initialization options.
Properties
Name Type Attributes Description
iconFactory IconFactory <optional>
 the IconFactory to use
Properties:
Name Type Description
displayName string The display name of the group.
paperItem paper.Item The paper item object.
element HTMLElement The HTML element of the feature collection UI.
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Members

_addFeature

Add a feature to the feature collection UI element.
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createFeature

Create a new feature and add it to the paper group using the default style properties of the group. This function also creates a geoJSON object for the feature and converts it to a paper item.
Properties:
Name Type Description
fillColor paper.Color The fill color of the group.
strokeColor paper.Color The stroke color of the group.
rescale Object The rescale properties of the group.
fillOpacity number The fill opacity of the group.
strokeOpacity number The stroke opacity of the group.
strokeWidth number The stroke width of the group.
type string The type of the feature (e.g., "Feature").
geometry Object The geometry object.
properties Object The properties object containing style information.
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features

Get the features in the feature collection.
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numFeatures

Get the number of features in the feature collection.
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Methods

openStyleEditor(ev)

Open the style editor for the feature collection.
Parameters:
Name Type Description
ev object The event object.
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removeLayer(confirmopt)

Remove the paper layer associated with the feature collection.
Parameters:
Name Type Attributes Default Description
confirm boolean <optional>
 true Whether to confirm before removing or not.
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setLabel(text, source) → {string}

Set the label of the feature collection with a source.
Parameters:
Name Type Description
text string The new label of the feature collection.
source string The source of the label (e.g. 'user-defined' or 'initializing').
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Returns:
The new label of the feature collection.
Type
string

toggleVisibility()

Toggle the visibility of the feature collection UI element and the paper group.
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updateLabel()

Update the label of the feature collection in the UI element.
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