Tag Archives: GIS

OpenLayers – Disable Mouse Wheel

Reference: Click Here

OpenLayers – Capture Layer Visibility Changes

Solution: Use `changelayer` event to capture layer visibility changes.

OpenLayers – Accessing Feature using `featureadded` Event.

We might need to alter a feature or to extract a particular attributes upon feature added to the layer. So we need to register an event named `featureadded` for the target layer. p/s: use `featuresadded` if you need to access when all features are added.

OpenLayers – Custom Feature Style

Topic: OpenLayers – Custom Feature Style Descriptions: To enable custom style to a particular feature by using renderIntent & adding new styleMap. Get Feature; var o = target_layer.features[3]; Set Style Name; var styleName = o.id + ‘_style’; Set render intent; o.renderIntent = styleName; Set the custom style; var style = new OpenLayers.Style({externalGraphic:’icons/marker_1.png’}); Add new style to styleMap;… Read More »