HTML5 is a markup language used for structuring and presenting content on the World Wide Web. It was finalized, and published, on 28 October 2014 by the World Wide Web Consortium (W3C). This is the fifth revision of the HTML standard since the inception of the World Wide Web.

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2
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1answer
31 views

Customizing map layers in Esri Javascript

I'm working on creating an outdoors-app-thingy where I'm required to divide up parts of 3 different rivers where the app is focused around into different "zones".   After a lot of calling ...
-1
votes
1answer
56 views

Adding own logo to the bottom of the cesium application

I would like to add my own logo at the bottom of the cesium application. I would like to know which file in cesium should use to make this possible.
0
votes
0answers
58 views

Adding intelligent search box to cesium for implementing search within layer from server side?

There is a default search box in cesium to search by address or by landmark. Now i want to add a intelligent search box to search within the layer. I would like to know how to add such search box and ...
0
votes
1answer
127 views

Loading Leaflet raster layers asynchronously before adding them to the map?

I am working on a web application where users can view sequences of 5-10 GeoTiffs overlaid on a map, and played like a slideshow - show the first Geotiff, wait a few seconds, show the second, and so ...
0
votes
0answers
136 views

Google maps not being displayed inside my widget

I am trying to display my data in google maps. Like if i drag and drop my data, a widget should opens and it should display the data in the google maps inside the widget.Now, widget is opening, but ...
2
votes
1answer
121 views

Ol3 Boundless - layer selector placement

I recently started playing around with ol3 + boundless. I created the edit application using > suite-sdk create myApp ol3edit. I am trying to move the layer view/selector from the map to a .col-md-...
0
votes
1answer
218 views

Custom styling for cluster images in OpenLayers 3?

new with OpenLayers 3. While it is possible to generate simple polygons and circles (like in the cluster example) I wish to generate a more complex Cluster style that varies depending on the features ...
0
votes
0answers
57 views

Temporal Heat Map using Leaflet and ESRI

I am trying to create a temporal heat map using this template: https://esri.github.io/esri-leaflet/examples/visualizing-time-with-feature-layer.html I would like to show the symbology based on a ...
1
vote
1answer
198 views

OpenLayers 3 WMS layer to canvas

I am taking the context and taking it to a canvas which was asked here and the answer can be found in this JSfiddle example. However, I am looking to load a WMS layer from geoserver and extract ...
0
votes
1answer
33 views

How to save a Polygon in an integrated Google Earth

I created a Polygon in Google Earth which is integrated in my Website. Now i have to get the KML File from this Polygon. Can anybody tell me how to do this?
1
vote
1answer
63 views

How to add a polygon in Google Earth on a Website

As it is said in the title i have to add a polygon in Google Earth which is integrated in a website. I managed to integrate Google Earth in the Website, so i can view the world but i can not use any ...
2
votes
1answer
44 views

Input a number for user's number entry

The following code works fine. When I click the "Test Play/Stop" button a series of points from the 'geojson' list are drawn with popup attributes one by one. The time interval is defined by the ...
0
votes
1answer
32 views

Reading values/attributes from external *.txt file

The following code works fine. When I click the "Test Play/Stop" button a series of points from the 'geojson' list are drawn with popup attributes one by one. How can I put the list 'geojson' as ...
0
votes
1answer
395 views

How to introduce variable time interval in “window.setInterval(function() {…” segment?

The following leaflet codes draws a series of markers one by one. How to introduce variable time interval in "window.setInterval(function() {..." segment?. I want to display each marker for the time ...
1
vote
1answer
28 views

How to break markers drawing which is in progress

The following leaflet codes draws a series of markers one by one. I don't want to wait until all points are drawn. How to break the drawing process before it ends and clear the screen? <!DOCTYPE ...
0
votes
1answer
198 views

How to protect the loaded json file name and location using html5 and javascript?

The data of markers (not the map) is stored in a json/csv/js file. We want to show all data as markers on the map. But how to protect the raw data file from public access? Following the example on ...
1
vote
0answers
112 views

Raster overlay with different projection in Google Maps

I have a map created with Google Maps. I want to overlay over some data I am downloading dynamically, covering the whole world. That data is a matrix as follows: 1024 values for the longitude (...
0
votes
2answers
530 views

Read position from windows tablet GPS

I have a Lenovo Miix 2 tablet and I am developing a project with a Java servlet. I want to read GPS data in my project. Can I read this data using Java? and/or HTML5? update: In this project, I can't ...
2
votes
0answers
377 views

${z}/${x}/${y}.png explanation needed for offline map

Im trying to build map with OMS under Linux (Ubuntu) to made an offline apps. Im working with Ionic and building just for Android for write now. I have the base code: var map; function init(...
1
vote
1answer
602 views

How to set scale range for a Graphic Layer in ArcGIS API

I am trying to set a Scale Range for a graphic layer using ArcGIS API in HTML5, so that the graphic layer is not visible on zooming beyond that particular ScaleRange. For the same I have googled and ...
2
votes
0answers
429 views

OpenLayers 3 with HTML5 Canvas on top

I’m building an application where I have OpenLayers 3 with a map and then a HTML 5 canvas over it where I draw features. The problem is that the mouse events are not propagated to OpenLayers. So, if ...
2
votes
1answer
890 views

OpenLayers 3 measure example

Here is my fiddle, which is exact copy of Openlayers 3 measure example. What am I doing wrong when my fiddle isn't working? I can't see the blue dot to start measuring my path or area (same problem ...
4
votes
1answer
522 views

Best Practice for HTML5 Geolocation with ArcGIS for Javascript API

My organization would prefer to use its own basemaps rather than those provided by ArcGIS Online due to the accuracy of information that is represented in them. The area we service is rapidly ...
2
votes
1answer
488 views

How to draw WMS layer with Attribute-Based Dynamic SLD to HTML Canvas?

I'm working on an app using geoserver and openlayers 2.13.1. I have several wms layers and I need to export whatever in my openlayers map div as an image. After researching, I found this blog: http://...
0
votes
3answers
1k views

ArcGIS API for JavaScript - Create simple buffer or circle graphic against one point

I am stuck, trying to figure out how to create a simple graphic for adding a circle based on one point in my web map. I need the circle to be centered on my single point, with a radius of 5 miles. I ...
0
votes
0answers
325 views

Show Geometric Network Topology data in the web

I am trying to locate any API's for JavaScript (or other) that will help me to display current linear Geometric Network Topology and add multiple point/line geometry from JSON in HTML/JS. I ...
1
vote
1answer
69 views

ArcGIS API for JavaScript - Adding Point(s)

I need to add a single point, I am new to JS and ArcGIS API. I was looking for some code examples on how to create a point and/or a few other points (as needed) I can't use any additional pages/...
1
vote
0answers
158 views

Google Maps API to DOJO/ESRI Web App

I have a GIS webpage in HTML5/JavaScript using the Google Maps API. I found out we can no longer use the Google Maps imagery provided, and I need to switch to ESRI Imagery (free). Can someone help me ...
1
vote
1answer
371 views

Pure html based indoor navigation

I would like to locate (position) people inside buildings without forcing them to download a native app. I'm focusing on iOS and Android devices. I therefore thought about wifi triangulation (...
2
votes
1answer
315 views

Load Leaflet map in canvas element

I am working with leaflet tiles loading tiles to a map div http://jsfiddle.net/tBCd5/ I am now playing with some html5 canvas distortions like below http://jsfiddle.net/UF4PK/ It would be cool to ...
5
votes
4answers
2k views

How did OpenLayers 3 managed to export map from other domain?

As far as I know, you cannot use canvas.toDataURL() on a tainted canvas (i.e. cross-origin). Looking at this example it seems the tiles are coming from different origin (tile.openstreetmap.org). How ...
6
votes
5answers
7k views

What web mapping libraries are suitable for indoor maps?

I am looking for a custom mapping library but not to display an actual geographical area but to display a custom floor-plan. I have been looking for a while but most of the solutions that I found are ...
6
votes
2answers
2k views

How can I zoomToExtent and then zoom out?

I use openlayers 2.12 I use HTML5's geolocation API to get the coords and then I insert them in a layer as feature (point). After that, I zoom in , since the layer has no other feature. map....
3
votes
2answers
3k views

How to use Canvas element with Openlayers?

I would like to use element canvas of HTML5 in Openlayers to render maps. I am searching some code or reference in which I can check it, can you help me in this? Thanks in advance
0
votes
1answer
229 views

Display Lat/Lng coordinates from Oracle DB with ArcGIS HTML5 component

We have some experience in using ArcMap and ArcSDE, but this dates back to 2008, so we're not up to date with the recent developments in ESRI products. Now we're dealing with a database that has some ...
7
votes
1answer
5k views

Offline SLIPPY Map (Tiles) Database for Leaflet

How can create an offline cache of a large number of SLIPPY tile (PNG, 256x256) inside a web browser and then display them from that offline cache. For example, can one use HTML5 IndexedDB as an ...
2
votes
1answer
891 views

HTML5 local storage for tile maps and feature layers using ArcGIS Java Script API

I am developing a mobile arcgis application I want to store data locally so that when a user is offline he/she can use the maps. I want to store tile layers,feature layers and a table data. Any ...
5
votes
2answers
4k views

Coordinates(Latitude, Longitude) are different at same place on iPhone and Android devices, why?

I used HTML5 code for getting coordinates on Android (HTC desire s) with GPS enabled and iPhone (3gs). But the latitude and longitude are different on both devices at same place, why?. Difference ...
2
votes
1answer
3k views

Building Floor Plan map using OpenLayers and json

How to show map of building floor plan using OpenLayers and json. moreover, i want to know that how to change features dynamically with zoom based from json files. Let's take example, Initial the ...
6
votes
2answers
7k views

OpenLayers canvas renderer - redraws all features on selecting a single feature

I am currently trying to learn more about OpenLayers, and I'm coming up against performance / behaviour issues that I wouldn't expect to see. To elaborate... I have combined this example for ...