Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.

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3answers
339 views

OpenLayers + GeoJSON from a django server does not display features

I'm having trouble with the vector layer for my little project, here's the snippet of the javascript block var map; function init(){ map = new OpenLayers.Map('map', { ...
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2answers
261 views

Polygon intersection with bounding box with polygon's holes intact

I am trying to serve GeoJSON FeatureCollection tiles with each feature's geometries trimmed to the tile boundary. I am working on a Leaflet plugin to re-assemble the geometries. It works by building ...
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2answers
61 views

Geodjango render_to_kml Multipolygons - Can be fast or faster as WMS?

I am learning now geodjango. I made basic web app with postgis database. With openlayers iam displaying basic wms map and I want to add other layers from my postgis database. I use render_to_kml ...
3
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1answer
171 views

How to configure tilecache on nginx

I am running a geodjango application with mapnik and tilecache. Currently tilecache is run on another server to decrease the load on the application server. The application server has nginx as the ...
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1answer
29 views

GeoDjango Scale/Layers issue?

I've been having issues visualising data from a shapefile in GeoDjango using OpenStreetMaps. I believe it's some sort of a scale issue because of how it appears(as you can see in the screenshot of the ...
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1answer
18 views

geodjango + OL bbox strategy

I managed to learn the fundamentals of Django, GeoDjango and know OpenLayers for a while. Now I realize a project with a lot of objects with point geometries. To make the user map fast and responsive, ...
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1answer
84 views

Error on rendering linestring

I am using Mapnik 2.0.1rc0 on a Windows 7 with python 2.7 32bits inside a GeoDjango App using xml. The datasource come from spatialite 4.0. My tiling script can render polygon and point features ...
6
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0answers
215 views

How to handle updates to pgRouting network in webmapping environment?

I'm building an application for a client of mine that will need to create routes in a PostgreSQL database. So far so good, but I need to support edits and changes to my network and I need to support ...
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0answers
148 views

Is there a Python WMS client (thin client analogue of OpenLayers)?

I'm making a geoportal based on (Geo)Django 1.5, PostgreSQL 9.1 + PostGIS 2.0, QGIS MapServer and OpenStreet Map or Google Maps WMS services for the base layer. It seems like there is no problem, but ...
2
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0answers
54 views

GeoDjango and Spatial Indexes

I have three questions about spatial indexes management in GeoDjango, and I cant find the answers in the doc. First, I know GeoDjango creates a spatial_index for a geometry field by default when a ...
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0answers
37 views

django---error in displaying data and displaying it on the map

. i am trying to display a feature queried from postgis. . i also designed a user input field to enter the id of the desired feature to be displayed. . i have already queried the attributes first ...
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0answers
27 views

Most efficient way of passing values from OGRGeometry to ModelField in geodjango

I am writing a custom parser that maps shapefile data to a geodjango model in a Django 1.6 project. To read the shapefile I use the DataSource object from django.contrib.gis.gdal, which provides ...
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0answers
84 views

GeoDjango with MongoDB

Has anyone had experience successfully deploying GeoDjango with MongoDB? Is it possible? If so, how is it as simple as as installing the non-relational fork of Django and setting MongoDB as the ...
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0answers
23 views

Mapserver mapscript map inset

What is the recommended way to produce a map similar to the one in http://www.nexusenergy.com.au/6468050/nexus-energy-oil-gas-exploration-and-productio.htm I would like to dynamically create the ...
1
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0answers
40 views

django floppy forms geospatial widgets error

I'm trying to define a view that lets the user edit the data in the database, I'm using floppyforms, because of its geodjango widgets which is part of the form that i would want the user to use for ...
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0answers
93 views

Problems combining (union) Multipolygons in geodjango

I'm using geodjango and postgis (1.x), What is the best way to combine (union) a list of multipolygons. in what i assume is rather inefficient i'm looping trough like this combined = multipolygon ...
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0answers
296 views

Get the distance between 2 WGS84 GEOSGeometries

I currently want to check if 2 given GEOSGeometry objects of type Point are within 100m of each other. (length flexible) Looking at previous asked questions on this topic, most of the answers were ...
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0answers
224 views

How to Modify Polygons in GeoDjango?

Just getting acquainted with GeoDjango. Have Basic Tutorial app created with sample world data. In trying out the admin, I appreciate seeing the polygon on the map and a couple basic tools for adding ...
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0answers
30 views

Adding GIS feature into an existing postgis table using django 1.6

i am using Django 1.6 on my web map. the problem i got is that i cannot import shapefile with features about 200. . the console has given me this traceback. . Saved: 162-05-0001-005-31 Saved: ...
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0answers
90 views

Progress-bar not appearing on Leaflet-MarkerCluster

I am having problems with the progress-bar of leaflet markercluster. I am using it in a geodjango application which uses the django-leaflet app to handle the leaflet requirements. Everything works but ...
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0answers
24 views

mapnik and django urlconf error

I follow this http://www.dbsgeo.com/talks/wa_urisa_springmeyer_mapnik_django.pdf tutorial and get error: The included urlconf <django_databrowse.sites.DatabrowseSite object at 0x30ccd90> ...
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0answers
25 views

Exclude any geometry contained within another in geodjango queryset

I am trying to get a set of non-intersecting model objects my a GeoDjango project. I have a model with a polygon geometry field, and it represents a collection of buffers. The model definition is as ...
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0answers
45 views

OpenStreetMap layer in OSMGeoAdmin reverse coordinates

In my django application I have a map displayed when I'm in the admin thanks to the class OSMGeoAdmin (from django.contrib.gis.admin) the only problem is that this map kind of reverse the GPS ...
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0answers
40 views

Grouping records by location

I want to group points together on the basis of their proximity to one another, within a certain range of proximity. I think that a good way to do this would be to parse the geometry to a new field ...
0
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0answers
149 views

mapnik error - fatal flex scanner internal error--end of buffer missed

I am using Mapnik 2.0.1rc0 on a Windows 7 with python 2.7 32bits inside a GeoDjango App. I often got this error: fatal flex scanner internal error--end of buffer missed that makes python to crash ...
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0answers
93 views

Missing tiles when django application is hosted on an apache server

I'm building a GIS application using Django as my web framework and OpenLayers to implement a slippy map interface. I was initially using the django runserver for development and everything was ...