Migrate FixedZoomLevels Layer OpenLayers 2.13.1 into OpenLayers 3
Geographic Information SystemsContents:
How do I add a layer in Openlayers?
Layers can be added to the map in two ways:
- When constructing the ol.Map , use the layers property: var map = new ol. Map({ … layers: [osm, stamen] … });
- Add them manually with the map.addLayer() method: map. addLayer(osm); map. addLayer(stamen);
What are the zoom levels in Openlayers?
The available zoom levels are determined by maxZoom (default: 28), zoomFactor (default: 2) and maxResolution (default is calculated in such a way that the projection’s validity extent fits in a 256×256 pixel tile).
How do you merge two layers together?
Use the Merge Layers keyboard shortcut.
The easiest way to merge layers is to click on one layer, hold Shift, and click on another. Then press Ctrl+E on Windows or Command+E on Mac to merge the two layers.
Can I use Google Maps with OpenLayers?
Unlike Bing Google does not allow its map tiles to be used directly in Openlayers, and you can’t use OpenLayers code in the Google maps API so you would need to rewrite much of it. However, it is possible to use javascript to place an Openlayers map and controls on top of a Google map.
How do I fix my zoom level?
Change the Magnifier zoom level with a keyboard
- To increase the Magnifier zoom level, press the Windows logo key + Plus sign (+)
- To decrease the Magnifier zoom level, press the Windows logo key + Minus sign (-)
Is OpenLayers an API?
OpenLayers is an open-source (provided under the 2-clause BSD License) JavaScript library for displaying map data in web browsers as slippy maps. It provides an API for building rich web-based geographic applications similar to Google Maps and Bing Maps.
What is the use of OpenLayers?
OpenLayers makes it easy to put a dynamic map in any web page. It can display map tiles, vector data and markers loaded from any source. OpenLayers has been developed to further the use of geographic information of all kinds.
How do you add a layer?
Add a layer
- On the Home tab, in the Editing group, click Layers, and select Layer Properties.
- In the Layer Properties dialog box, click New.
- Type a name for the layer, and then click OK.
How do I add a layer to a DWG file?
Creating a New Layer
From the Layer Properties Manager, click the New Layer button. A new layer will be added to the Layer Properties Manager with the default name Layer1. Type a new name and set the properties of the layer as required.
How do I add a layer to a plot?
Inset Graph
- Click on your 2D graph window to ensure that it is active.
- From the menu, choose Graph: Layer Management.
- Click the Add tab, set Type to Inset With Data (Linked Dimension) and Link To to 1.
- Click the Apply button and click OK to close the dialog and add the inset layer to the active graph window.
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