0
votes
2answers
358 views

How to scale/reduce my polygon without changing the central lat & long?

I am writing a VBA code to resize my polygon, I get a input as vector points(Shape file). The code below resizes it as according to my scale factor but my central latitude and longitude are also ...
1
vote
3answers
2k views

Openlayers vector feature coordinates are not transforming,

I have a OpenLayers vector with a single feature [0]. It's coordinates are in the map projection (EPSG:3413) and I want them in WGS84 (EPSG:4326) decimal degrees. I have the following code which ...
5
votes
1answer
698 views

Create a new vector layer that fills space between other polygons in QGIS

I inherited a clipped (500m radius) land cover map containing vector layers of different land cover categories such as buildings, grass, roads, etc from a colleague. The empty (white) space in ...
2
votes
1answer
1k views

how to get Coodinates after Resizing a feature Openlayers

I'm trying to display the coordinates of a Feature or vector layer after I use the modify radio button to resize my vector, but it does not work, nor on my drag feature. I'm using ...
1
vote
1answer
1k views

How to stop or deactivate draw polygon control after the first polygon has been drawn in Openlayers

I want to only be able to draw one circle on my map and then disable the control. Below is my code, Any suggestions? <html xmlns="http://www.w3.org/1999/xhtml"> <head> ...
1
vote
1answer
3k views

Openlayers get coordinates of a circle vector after draw

I have made a openlayers map. I have made two features on the map. Navigate DRAW POLYGON I have made 40 sides to my polygon which turns out to be a circle. After I have drawn my circle I want to ...