new FeatureOverlayMgr()
Provides a service that wraps an "unmanaged" vector layer, used as a shared vector layer across the application.
Example:
The application's main component/controller initializes the feature overlay manager with the map:
ngeoFeatureOverlayMgr.init(map);Once initialized, components of the application can use the manager to create a feature overlay, configuring it with specific styles:
let featureOverlay = ngeoFeatureOverlayMgr.getFeatureOverlay();
featureOverlay.setStyle(myStyle);
featureOverlay.addFeature(myFeature);Methods
(protected) addFeature(feature, groupIndex)
Parameters:
| Name | Type | Description |
|---|---|---|
feature |
ol.Feature | The feature to add. |
groupIndex |
number | The group groupIndex. |
(protected) clear(groupIndex)
Parameters:
| Name | Type | Description |
|---|---|---|
groupIndex |
number | The group groupIndex. |
getFeatureOverlay()
Returns:
ngeo.FeatureOverlay
Feature overlay.
getLayer()
Returns:
ol.layer.Vector
The vector layer used internally.
init(map)
Parameters:
| Name | Type | Description |
|---|---|---|
map |
ol.Map | Map. |
(protected) removeFeature(feature, groupIndex)
Parameters:
| Name | Type | Description |
|---|---|---|
feature |
ol.Feature | The feature to add. |
groupIndex |
number | The group groupIndex. |
(protected) setStyle(style, groupIndex)
Parameters:
| Name | Type | Description |
|---|---|---|
style |
ol.style.Style|Array. |
Style. |
groupIndex |
number | Group index. |