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Questions tagged [carto-js]

CARTO.js is a JavaScript library that interacts with different CARTO APIs. It is part of the CARTO Engine ecosystem.

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Carto featureClicked in Google Map

I have creating a carto layer in a googlemap using carto.js 4. My layer creation works very well and if I click on a point in my map layer the featureClicked event is executed. But if I create a ...
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1answer
20 views

Can I use external map data with cartojs library? [closed]

I am receiving data from another source apart from cartodb and I would like to use the data for carto maps.
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1answer
29 views

Zoom to selected feature extent using Carto and Leaflet

I am trying to use the getBounds and setBounds functions to zoom to the extent of a selected polyline feature in Carto. The feature has been selected using an SQL query. I want to zoom to the extent ...
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1answer
31 views

Using CARTO in a different language (multilanguage)?

Is it possible to configure CARTO, CARTO Builder, etc to be available in different languages e.g. Spanish, French, Portuguese?
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1answer
53 views

CARTO Airship widget default text

I am testing CARTO Airship. I have a query regarding airship widget default text. There are some default text values in all widgets like "There is no data to display" or "NO DATA AVAILABLE". I also ...
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1answer
107 views

Leaflet map with jQuery autocomplete: fitBounds (click input) on selection?

I'm trying to fire a click event on my search button and/or the input field as soon as a user selects something from the jQuery autocomplete <li>: https://jsfiddle.net/grh2dLyw/1/ I'm not sure ...
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1answer
27 views

How to use CARTO map visualization in Odyssey.js sandbox

I have a story map in Odyssey's sandbox GUI. I want to use a visualization I have in CARTO as a base map for this map. How can I find my viz key? All the documentation seems to refer to an option that ...
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1answer
287 views

Blocked loading mixed active content error when loading named map as layer in CARTO?

I am unable to get my layers to draw on my Carto map using https. My map is created I can see the basemap, but the layers do not draw. The layers load locally, but they won't when I host the site on ...
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1answer
23 views

Carto zoom to areas in “link second layer”

I have a Carto map with two layers which I have linked using Carto's "Link Second Layer" analysis. I added a widget which lets me select the name of polygons and through this link, the map returns ...
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1answer
45 views

Error while rendering Map from CARTO without any code change [closed]

I have suddenly started getting error while rendering US map. This has come without any code changes. We are using CARTO.js. Uncaught TypeError: Cannot read property 'lat' of undefined at d....
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1answer
41 views

Carto.JS - Pop up closes when mouse hovers out of feature

As per the CARTO docs I am using the following code to trigger a info pop up when the user's mouse hovers over a feature: const popup = L.popup({ closeButton: false }); ecosystem.on(carto.layer....
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1answer
119 views

React / CARTO Enabling interactions

I have a React JS component that adds a Layer to the Basemap: componentDidMount() { const { client } = this.props; // Craete source, styles and layer with the given props const ...
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2answers
136 views

CARTO.js / ReactJS: Showing and hiding layers on toggle

I have a the following layer: class DataLayer extends Component { static contextTypes = { map: PropTypes.object, // Leaflet map }; componentDidMount() { const { client } = this.props; ...
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2answers
155 views

Adding a legend to CARTO.js v4 map application

I have made a map that shows fire risk for the different Districts within South Africa, and each fire risk is styled by value to match a certain color. I am trying to add a legend to show what each ...
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1answer
62 views

CARTO.js (V4) - How to style different values of a polygon

Using Carto.js V4, I have added a layer that shows fire risk levels (low, medium, high and extreme) for South Africa. This is the code I have used to call the layer from my Carto library: const ...
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1answer
44 views

CARTO popup links redirect back to embed map?

When I click a link in the pop-up window the link opens a new tab to the same CARTO map instead of redirecting to the url specified. Here is my code: <div class="CDB-infowindow CDB-infowindow--...
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1answer
205 views

Adding SQL layer with dropdown selector in Carto?

I am trying to make a map that has a layer showing District boundaries of South Africa, with a selector allowing the user to view which climate change indicators are a priority to each District. Using ...
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1answer
53 views

Torque.js error creating layertorque: Missing closing ] of filter

I've been trying to create a cartodb map with a torque layer as indicated in the Torque.js documentation, but I keep getting the same error: cartodb.js:14 MAP: error creating layertorque Error: :...
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1answer
64 views

Torque.js is not working: L.TorqueLayer is not a constructor

I've been trying to create a carto map with a torque layer as indicated in the Torque.js documentation, but I keep getting the same error: Uncaught TypeError: L.TorqueLayer is not a constructor &...
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1answer
139 views

Data from dataview doesn't update after changing the operation

I'm trying to update some dataviews' operation by a select item. The operation has been changed but the data didn't (so it doesn't trigger a 'dataChanged'). I've tried without boundingBoxFiltering but ...
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1answer
209 views

How to use the the Category Widget in the CartoJS v4?

I'm looking into using the Category Widget in a custom Map, using Carto JS v4. I've managed to get the data to show up on my map, and Now I want to have a category Widget, like the one you have Carto ...
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1answer
173 views

Fitting bounds with Carto.js?

I am new to Carto.js and I don't understand how to work with it SQL. How do I get bounds for this query? const places = new carto.source.SQL(`SELECT * FROM someTable`); I saw an example with ...
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1answer
374 views

Using Carto.js with free account? [closed]

I have a website running with an old CartoDB account and I would like to make some improvements. With the arrival of CARTO BUILDER, I lost the opportunity to share layers and thus be able to use ...
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1answer
79 views

replacement for cartodb.SQL({user: 'user'}).execute(sqlquery) in new cartojs

this used to be my code in older carto.js cartodb.SQL({user: 'user'}).execute(sqlquery).done(function (data){ console.log(data); } how to readapt it in newer cartojs 4.0 beta
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2answers
272 views

Multi layer interactivity not working with carto.js

I've two sublayers with interaction set as true and the proper columns added in the interactivity method. The featureClick listener is attached to the layer. On the one hand, popups are working on ...
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2answers
140 views

Carto SQL fails due to CORS error in local CartoDB?

I have successfully installed CartoDB in Ubuntu 14.04 LTS and uploaded a point geometry dataset. I have created a HTML/JS application to access the layers from the local cartodb and visualize in the ...
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1answer
93 views

Cartodb popup opening at wrong location

i am using carto js to load a map and inbuilt leaflet to load additional points following (see image below) is the error i am getting. i am using this js <script src="http://libs.cartocdn.com/...
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1answer
125 views

Using Carto API in HTML

I am trying to use CARTO API with my HTML to display a map, code below: <!DOCTYPE html> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>...
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2answers
74 views

Unable to connect POSTGIS Table to CARTO

I am a new Carto Builder (enterprise) User and I am trying to connect a Postgres9.6.4 / PostgiS 2.3.1. table to my datasets. Here is my script that should do the trick but I receive an extra long ...
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1answer
114 views

Centre map on marker click in CartoDB

How do I centre my map after clicking on a marker in carto js? I'm using createLayer but not sure where my listener should be applied (i.e. to map object created using Leaflet or within createLayer ...
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1answer
101 views

Proper use of layer.invalidate() in Carto.js

According to the Carto.js documentation, layer.invalidate(): "Refreshes the data. If the data has been changed in the CARTO server those changes will be displayed. Nothing happens otherwise. Every ...
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1answer
216 views

how cartodb.createLayer function works

i am using cartodb.createLayer() function to prepare my web application. I have tried to pass vizjson url and metadata method both to get my layers from my carto account which has total of 8 layers in ...
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0answers
61 views

Layers Zindex on charging Named Maps in carto

Right now I have an application that allows me to load a Named Map (NM) under petition. The problem is that when a NM is charged on the map, sometimes the features overlap one with another. I imagine ...
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0answers
76 views

Why raster image uploaded in Carto has some blackened areas?

When I upload my geo-referenced raster file to Carto and display it in a web application I get the result below ; But When I use gdal2tiles for the same image and create tiles I'm not getting those ...
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1answer
82 views

Carto JS only gets cartodb_id on click

Here's my code: function main() { // create leaflet map and define some properties var map= L.map( "map", { ...
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1answer
97 views

Problem updating infowindow

I have a problem with the infowindow of one of my sublayers in a Carto map. First of all I'll show my code. I create the layer options and then I get my sublayer. I set its options and a first version ...
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0answers
224 views

How to show a carto map in an ionic 2 app?

Has anyone shown a carto map in an ionic 2 app? When I used ionic 1 there was no problem, because it is angular js and I could add the library in the index.html: <link rel="stylesheet" href="http:/...
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1answer
111 views

How to get sublayer infowindow to close in Carto.js

I have a map with 5 different sublayers and am having an issue with the infowindows between sublayers. If I click on a sublayer point to open an infowindow and then click on a different sublayer to ...
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1answer
109 views

Map with polygons evolution over time

I want to put a button on a map with polygons so that you can see an evolution over time. The problem is that clicking on these buttons is not getting any response. It also happens that the provinces ...
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0answers
637 views

What are the licensing rules for using cartodb's public REST API with leafletjs

I am currently working on a project which needs some offline mapping. I am using Leaflet.js as my base library. I have also seen that leaflet can be used with the following tile providers: https://...
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1answer
518 views

Toggle between layers in Carto Builder

If you publish a map with multiple layers using Carto Builder, is there a way for viewers of a map to toggle on/off a specific layer? For example, imagine a choropleth map with a map marker overlay. ...
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1answer
340 views

Carto: Markers being offset or cut-off on polygon & marker map

I am seeing artifacts and markers are getting cut-off on my map. Zooming in and out can also leave an 'imprint' of what the map looked like before - either for a few seconds or until you refresh the ...
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1answer
256 views

Centering map with Carto Builder?

In previous versions of Carto it was easy to set the zoom and center-point of a map embed via URL parameters http://<username>.carto.com/viz/<viz_id>/embed_map?zoom=3&center_lat=0&...
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1answer
103 views

MIME type not executable error in CartoDB

I'm having trouble serving a layer using the Cartodb JS API. Essentially, the script is being refused because of MIME type. I notice ?callback=vizjson has been appended to the end of the URL (see ...
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3answers
107 views

carto api with javascript using online carto db. Argument of WHERE must be type boolean, not type geometry

I am using cartodb api to fetch the geojson from the cartodb data set using this code var map = L.map('map',{ center: [-35.1393961, 149.8530818], zoom: 13}); var alpha=map.getBounds(); var lat0=...
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1answer
297 views

CARTO/Leaflet: How to improve map performance?

I'm having problems getting my map to load data consistently quickly and smoothly. The buttons on my map execute sql queries to display data per category and by year. When I click between them, ...
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1answer
302 views

How to get CARTO.js vizjson URL

I am new to CartoDB. I have a free user account with 5 maps. I cannot see CartoDB.js URL just in a publish map. I have got just 'Get the link' and 'Embed it' publish map possibility and not the third ...
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0answers
103 views

Why won't my street addresses georeference?

I've been using Carto for about a month or two now and it had been working perfectly, however it suddenly malfunctioned today. I updated my excel document (nothing changed except the number of rows), ...
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1answer
109 views

Carto JS no sublayer event response

I'm trying to create a custom infowindow based on cartojs sublayer. I've tried many things, but through testing I think the issue is that the event is not being registered/recognized on any of my ...
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1answer
186 views

Carto.js Infowindow Listeners open/close Events

I have a website with the carto.js library and some layers loaded. If I click on a feature, an Infowindow is opening up. I know that there is an event for the feature click: sublayer.on('...