Tagged Questions
2
votes
1answer
961 views
How to change an OpenLayers vector layer from automatic to manual get request?
I have a web server that returns a FeatureCollection in JSON. I was getting this using the code below, which works perfectly:
var vectorLayer = new OpenLayers.Layer.Vector('geoJSON', {
...
6
votes
4answers
1k views
How to georeference a vector layer with control points?
I have a non-georeferenced vector layer that I need to be georeferenced. With raster layers the task is easy and straightforward, but I have no idea what should I do with my vector layer. I have a few ...
2
votes
3answers
747 views
Change zIndex of Vectors in openlayers
I have a bunch of linestring features on a vector layer. Some of them overlap. If I trigger the hover event on those features, I want them be in front.
I did find some functions to set the z-index of ...
2
votes
5answers
999 views
vector layer co-ordinate extraction QGIS
I add my own road vector data on top of Google map using open layers plugin with QGIS. The vector layer is generated using PostgreSQL DB.
Is there any way to extract co-ordinates of a road segment ?
...
1
vote
2answers
193 views
Its possible to catch ServiceException in Openlayers?
Im trying to catch exception in OpenLayers using vector layers in conjunction with http protocol, its possible to intercept an ServiceException from geoserver ... it will be great to display some ...
1
vote
2answers
1k views
Some Help to select some features from a vector layer
I have a vector layer (kml) that has some point with scientific name of plants and animals, some description of the place where the people saw them and the coordinates.
Basically the table associated ...
3
votes
2answers
310 views
Unable to select Vector Layer
I am using the following example, to select a vector layer feature on click. The example demonstrates Highlighting and selecting the layer. I was able to successfully implement the Highlighting of the ...
2
votes
1answer
78 views
Keeping a vector layer always on top
I want to know how to keep a layer always on top of other layers! After adding a vector layer ( QgisInterface->addVectorLayer ), I want that layer to always be displayed on top of layers added later. ...
