An object used to indicate a position, place, or route

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12
votes
3answers
486 views

How can I represent distance using the dashes or markers of a vector line?

I am a very basic user and dont know the lingo to get to the gist of my question so some background might help. Ive volunteered to create a pre-incident planning system for my rural fire department. ...
6
votes
2answers
2k views

Leaflet / Google Map baselayer / markers not visible

New to Leaflet, currently trying to migrate a project from native Google Maps to Leaflet; having been drawn to Leaflet by the layer management and options of using better 'roadmap' style basemaps. ...
1
vote
1answer
321 views

Google maps api, several moving markers using a csv file containing the coordinates

I collected 5 sets of coordinates of moving vehicles and I want to play the scene using googlemaps API showing those 5 vehicles moving. The sets are saved in a postgresql table. is it possible ? if ...
4
votes
1answer
100 views

How to reverse the drawing order of markers?

I saw this example which demonstrates how ordering can be controlled with markers added using styling options (graphicZIndex) applied to a vector layer. Due to the limitations in the combination of ...
2
votes
2answers
973 views

Drop Markers and MarkerCluster together from database

I've been working on my map which gets it's details from a MySQL database. I use MarkerCluster Plus to cluster my markers but would like to add the drop animation to it. I found this thread, but ...
0
votes
1answer
650 views

Showing custom markers, shadows and popups from json data

The examples given in the documentation of Open Layers show very basic ways of utilising the different features. This example shows how to add shadows to the marker. This example shows how to create ...
4
votes
2answers
1k views

Leaflet drop markers animation

Is it possible to do drop markers on the map like in google maps (https://google-developers.appspot.com/maps/documentation/javascript/examples/marker-animations-iteration) in leaflet
2
votes
0answers
370 views

how to show information window for the marker cluster

This is my markercluster code : i need information window for the markercluster icon as well as marker icon, i have another cluster.js file, can some one please tell me how can i show the information ...
2
votes
1answer
757 views

How to design markers - raster or vector?

I have several layers that are point geometries. I am defining them custom markers symbols and such symbols have colors (red, yellow and green) to represent values. Since there are several of them in ...
1
vote
0answers
379 views

Leaflet markers do not open popup on click (with markerclusterer)

I just started using Leaflet and Marker Clusterer to organize the markers. Problem #1: When an unclustered marker is clicked, no popup appears. Problem #2: When a cluster is clicked several times, ...
1
vote
1answer
2k views

How to plot multiple markers on a leaflet map?

If I have a object containing lats and longs how can i plot them in leaflet using the marker constructor I tried looping through them for(key in obj){ var val = obj[key]; ...
5
votes
1answer
4k views

How to open popup on mouseover in Leaflet? [duplicate]

Possible Duplicate: How to show a popup on mouse-over, not on click? I'm working with Leaflet library. I defined L.layerGroup and add some markers to the group. Can somebody help me with ...
-1
votes
1answer
411 views

Is it possible to show markers from MySQL database with Javascript?

I'm interested if it's possible to show markers (latit, longit) from MySQL database with Javascript libraries like Leaflet?
2
votes
1answer
2k views

How to change icons for Leaflet markers when using cluster plugin?

I'm using Leaflet MarkerCluster. I created a MarkerClusterGroup as markers1 as you can see. There's about a hundred points I have written like var addressPoints in this format: var addressPoints = ...
1
vote
0answers
140 views

How to add text for markers not icon

I have a Open Layers map project where I currently add dynamic markers based on a query but I really want to show some text instead of the marker icon. Is there a way I can either render some text to ...
4
votes
1answer
3k views

Leaflet marker cluster and popups

I want to develop a map with Leaflet marker cluster. You can see how it looks like here: https://github.com/danzel/Leaflet.markercluster But I need that my markers have popups with more information ...
1
vote
1answer
944 views

OpenLayers : How to make a marker fixed [duplicate]

Possible Duplicate: How to skip drag event to stop a feature being dragged I've created a map and added markers to baselayer on click by using this code : vectorLayer = new ...
2
votes
1answer
468 views

How can i display markers from a database?

I'm an absolute GIS beginner and here is what i am trying to achieve. I am developing a web application that allows users to : type an address, and be displayed the corresponding slipping map select ...
0
votes
1answer
422 views

Geomajas: How do I add context menu on a map marker

I'm evaluation Geomajas. Apparently, there's very little info on this framework across the Internet. I've managed to create a context menu for the map (the menu that appears when you right click on ...
5
votes
2answers
336 views

How to put 20K points on a map

I have an sqlite 3 database with 20K entries each of which has lat long data and I wanted to create a layer from that data. From what I have read I need to import it into a postrgres DB but I'm not ...
2
votes
2answers
4k views

openlayers change marker icon, size and offset after drawn

I'm having much trouble changing my (feature)marker icons 'on the fly'. The problem is that I use much different images and also need to change the offset. So I iterate over every marker and make a ...
1
vote
1answer
700 views

Offset Google markers at the same address

What can I incorporate into my current code below to offset markers, as markers at the same address don't show. Here's example http://www.mediwales.com/mapping/test UPDATE: I've changed the way the ...
1
vote
1answer
2k views

OpenLayers - How to display selected features as graphic markers?

I'm attempting to render a point feature as a graphic. When that feature is selected I'd like to display a green indicator above the graphic. It seems backgroundGraphic and externalGraphic are ...
1
vote
1answer
402 views

Markers not displayed in xhtml in OpenLayers

I just started working with OpenLayers because I want to include a map on my JSF page (.xhtml files). I want to use the same feature that is demonstrated in this example: ...
1
vote
2answers
512 views

Java GIS framework with custom shaped markers

I am completely new to GIS theme and I found this board so I hope I can get good advices from experienced users. I need to find an open-source Java framework/library/api that would generate an map ...
1
vote
1answer
556 views

How to color markers based on polygon area?

I have a map with around 317 markers and each marker is the center point of a polygon. The polygonal area varies throughout, so I want to represent the markers in such a way that the polygon with the ...
1
vote
1answer
1k views

OpenLayers: Load Markers dynamically from Text file

I am trying to load set of markers dynamically from a text file using OpenLayers.Layer.Text. The problem is that no markers is shown after rendering the page. Below is the JavaScript file that is ...
1
vote
1answer
3k views

Google Maps MarkerClusterer - Remove all clusters

So, I have a PostGreSQL DB with 317 datapoints - all spatially enabled through PostGIS. I have queried this using PHP as GeoJSON and overlaid it on Google Maps (using a converting routine). I have ...
2
votes
1answer
1k views

Adding a marker with openlayers/geoserver

My name's Tony. I'm from vietnam. I want to add a marker in webgis with openlayers/geoserver. Here is my code : <!-- Import OL CSS, auto import does not work with our minified OL.js ...
16
votes
4answers
13k views

How to define layer order in Openlayers?

I have a marker layer, two vector layers and two raster layers. The marker layer gets covered by the two raster layers. Is there a way to move the marker layer always on top? Edited: The order of ...
8
votes
1answer
4k views

Using Drop Markers and MarkerClusterer together?

I want to create a rather visually appealing representation of time-series data (Costco Store Locations w/ opening dates). My idea was to plot them on a map, in time-series, but it seems that the ...
4
votes
2answers
4k views

Is there a library to make custom markers for Google Maps API V3 by setting the marker's icon, labels and opacity?

Is there a library to make custom markers for Google Maps V3 by controling the icon, labels and opacity? This library for Google Maps API V2, Labeled Markers, seems OK, but I was hoping for a V3 ...
7
votes
6answers
5k views

How do I cluster XY point data? (ArcGIS 9.3)

I have a whole bunch of icons displaying on a map, I want these clustered together as was suggested to me for a different question here... ArcGIS 9.3. How do I increase Picture Marker Symbol ...
2
votes
2answers
2k views

ArcGIS 9.3. How do I increase Picture Marker Symbol performance?

I have a layer with 400 point features that display a picture marker symbol on the map. We expect this number to increase a great deal. Unfortunately it's already noticeably slow. This is being ...