Polymaps is a free JavaScript library for making dynamic, interactive maps in modern web browsers.

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Infinite plane map using Polymaps library

I'm working on a web project for which I need a simple square-tile map which is infinite in all directions emanating from (0,0). From my research the Polymaps library looks like a good fit, and I've ...
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185 views

D3, Polymaps and Lines

I'm quite new to d3 and Polymaps and I have a question to ask.. I am trying to connect two points using a line, using Polymaps and d3, my starting point is from this code that Mike provided ...
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1answer
205 views

Is there any way to load pre-rendered svg from the server into the Polymaps?

I need to render 30000 grid cells (polygon) into a Polymap map. Is there any way to load pre-rendered svg from the server into the Polymap?
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Visualizing large datasets with Leaflet

When using Leaflet to visualize a large dataset (GeoJSON with 10,000 point features), not surprisingly the browser crashes or hangs. A sub-sample of 1000 features from the same dataset works ...
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1answer
503 views

Draw svg-circle on a coordinate with polymaps

I'm making a tracker system which uses polymaps to display a satellite image. The code is copied from the bing-example on the website of polymaps. I now want to periodically call an update function ...
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731 views

Polymaps marker/point popup

I think my question is a duplicate of http://stackoverflow.com/questions/6525176/how-can-you-add-html-layers-to-polymaps but it seems better posted in GIS StackExchange. I'm using the Polymaps JS ...
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1answer
847 views

Working examples of Leaflet/Polymaps with GeoJSON tiles generated from Tilestache using Shapefiles?

I'm looking to create choropleths using GeoJSON tiles generated from ESRI Shapefiles by TileStache(or similar), in either Leaflet or Polymaps. So far reading and drawing GeoJSON from both Leaflet and ...
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696 views

Plot poly-lines between few points in D3+Polymaps

I would like to create polyline on the click of the mouse. I have 4 circles 3 with radius 2 (Lets name it as B,C,D) and 1 with radius 8 (Lets name it as A). Now when I click on the circle A, poly line ...
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how we create line between two cordinates on polymap?

I am working on d3 and polymaps, I plot map and create circle on the given latitude and longitude which retrieves from the JSON file but now I want to connect those circles with line. I tried to do it ...
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1answer
701 views

Polymaps + D3+ Polyline with different width and color

I am actually working on a project which involves polymaps and D3. I was wondering if you could help me on this. I have 4 locations and I would like to draw a polyline from one location to other 3 ...
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1answer
1k views

Polymaps Project + Geojson + D3

How are you doing ? I am Mehul Nahar working on a project which is similar to http://www.tableausoftware.com/learning/examples/gpa-analysis. I have used Polymaps platform, where I have used cloudmade ...
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How to show an array of 2d points/polygons in Polymaps (Cartesian coordinate system)

I need to display these 2d points/polygons (Cartesian coordinate system) on Polymaps with GeoJson layer. I do not use the other layers. Do I need to convert xy coordinates to the lat lon? If so, how? ...
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5answers
3k views

How do you convert OSM XML to geojson?

I want to take the XML output of a Xapi query and display it using leaflet or polymaps. How can I do that? Is there an easy way to convert XML to geojson
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1answer
301 views

Polymaps / Tilestache tiling grid mismatch

I have set up a basic PostGIS / Tilestache / gunicorn / nginx / Polymaps test environment, rendering my dataset from PostGIS to GeoJSON and shipping it out to be rendered in Polymaps. That works ...
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1answer
1k views

How to render GeoJSON tiles from Tilestream for polymaps?

Have been using polymaps successfully till now. Need to generate GeoJSON tiles for Canada Provinces. Found Tilestream and got it working with Tilemill. Is there a way I can make Tilestream hand ...
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1answer
299 views

How can polymaps grab polygons from a database?

From my understanding polymaps uses po.features() or po.geoJson to display polygons on a map. The former you embed your polygons in the javascript. The latter, you embed your polygons in a .json ...
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7answers
5k views

Are there open access terrain tiles with a permissive license like OSM?

Are there open access terrain pyramidal map tiles with a permissive usage license like OpenStreetMap's? I'm building aviation-related maps with Polymaps and need a good raster basemap. The Google ...
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1answer
1k views

Adding an image instead of standard svg to Polymaps

I wanted to add a custom marker to my demo: http://drewwells.net/craigmaps/ Instead, I had to make a red dot to specify the place I wanted. Adding an image seems to want to layer that, but all I ...
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4answers
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Create Vector Tiles for Polymaps

Ok, likely my bad for not making it to WhereCamp5280 and asking the FortiusOne geeks directly, but what's the process for creating GeoJSON 'tiles' for use in Polymaps? The Population example over at ...