vis-network | Display dynamic | Data Visualization library
kandi X-RAY | vis-network Summary
kandi X-RAY | vis-network Summary
:dizzy: Display dynamic, automatically organised, customizable network views.
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Top functions reviewed by kandi - BETA
- Parse attributes
- Extracts direction attributes
- Returns next token .
- Represents a Network .
- Convert the graph to a dot format .
- Parse the given token .
- Parse a subgraph .
- Add a new node to the graph .
- Draw a point
- Generate a random scale
vis-network Key Features
vis-network Examples and Code Snippets
Community Discussions
Trending Discussions on vis-network
QUESTION
I am working on a dashboard analyzing the words spoken in The Office. I’m currently stuck on one part of my project building a network graph visualizing who speaks to who for any particular episode of the show. The user is given the option to select a season, then an episode, then 2 characters for the network graph.
Here is my code so far:
...ANSWER
Answered 2022-Jan-21 at 07:50You just need to distinguish the source and destination nodes from the other ones.
A quick fix for doing this is adding an if
condition when creating the nodes list, like so:
QUESTION
I want my graph has no label by default, but when I select a node its label will show up. There is chosen.label
that seems promising, but I still don't know how to write the function. There is also a question about scaling.label
, but as indicated in there it also seems not working.
Another approach is to have a checkbox to turn on and off the labels. See: Can the filter in the configure option specify an only option?
...ANSWER
Answered 2021-Dec-29 at 17:04This can be achieved using the chosen.label
option in combination with the transparent font color.
In the options object firstly set the default font color for nodes to transparent, then within chosen.label adjust it to a visible color.
QUESTION
The configure.filter
can receive strings like nodes, edges, layout, interaction, manipulation, physics, selection, renderer. It also accepts a function, but I don't know how to tweak it. I tried both
ANSWER
Answered 2021-Dec-29 at 15:36In vis-network configure.filter allows a function to be set which filters the displayed configuration options. When the configuration options are loaded/updated this function is called once for each option to determine if the option should be displayed.
As per the function definition filter: function (option, path) {
two arguments are passed for each configuration option. The first argument option
is a string with the name of the option being checked, for example "size"
. The second argument path
is an array of strings, giving the path to the option for example ["nodes", "font"]
. These options and paths match the vis-network options documentation. The function should return true if the option should be displayed, or false if it should not.
To only display specific options the function should check:
- The length of the
path
arraypath.length === 1
to ensure subcategories are not incorrectly displayed (unless all subcategories should be displayed) - The values in the
path
array match the options to be displayed in the correct positionspath.indexOf("nodes") === 0
- The option value is correct
option === "hidden"
The below example displays the "nodes font" options (except colors), the "nodes hidden" option and the "edges arrows to" option. Comments are included to describe the checks and show the contents of path
and options
being checked for.
QUESTION
The problem is:
ResizeObserver loop limit exceeded
appearing at the browser as a notification dialog.
The steps are:
- Using vaadin and creating a component for vis-js. Importing the vis-network any way you want, doesn't affect. Right now, my code has
UI.getCurrent().getPage().addJavaScript("https://unpkg.com/vis-network/standalone/umd/vis-network.js");
but I've also used@JsModule
and@JavaScript
before. - Adding that component to a
View
. - Running a Js to create a simple graph (copy-pasted from vis-js examples page). No matter at which point in the lifecycle this is called.
The project setup is:
- vis-network.js 9.1.0
- Chrome browser 96.0.4664.110
- Spring Boot 2.6.2-SNAPSHOT
- Vaadin spring boot starter 14.7.7
- Node v14.17.3
- Java 16.0.1
- Gradle 7.1
I'm gonna answer my own question. I wished to put here to help others and my future self.
...ANSWER
Answered 2021-Dec-26 at 17:28After endless hours, the solution here was to set a style for the container informing the size of the container, for example:
QUESTION
I'm learning how to use vis.js to display networks and I was wondering whether it is possible to use a slider to dynamically show/hide edges based on an edge-property, such as its weight.
I mean, the same slider that it is shown here, but depending on edge weights, a sort of filter.
Thanks in advance for your suggestions.
...ANSWER
Answered 2021-Dec-18 at 16:46A couple of options to achieve this. A DataView seems most efficient.
Hidden EdgesEdges can be hidden using the hidden
property on each edge as described at https://visjs.github.io/vis-network/docs/network/edges.html. This approach loops through the edges and hides/displays them based on their weight property. The physics of hidden edges are taken into account when the diagram is generated, so it won't rearrange when the slider changes.
This example can be found at https://jsfiddle.net/Lpofugbc/.
DataViewA DataView can be used to filter the DataSet and only provide edges which are required, further information on DataView can be found at https://visjs.github.io/vis-data/data/dataview.html.
This approach removes the edges from the network, therefore the edges which are not displayed will not have their physics taken into account. When the slider moves the diagram may rearrange to best show the displayed edges. This seems like the best approach if you don't mind the network rearranging, and also most efficient as only the relevant edges are used to generate the network.
This example can be found at https://jsfiddle.net/vu6ptfjr/2/ and also below.
QUESTION
This javacript shows info about a node in a network when you click on the node. If I use an image as info it works but as soon as I try to set the width and height of the image it doesn't work anymore. Probably because it has to be done inside the javascript. Any ideas?
So inside the javascript this works:
...ANSWER
Answered 2021-Nov-20 at 17:29please use back tick for adding width
QUESTION
I am using [vis.js library][1] to display a network. When you click on a node it should display an info-text about the node in the div-box on the right. Somehow the text which is collected from the javascript and send to the divbox using *.innerhtml* is not being wrapped inside the div-box and I can't style it.
Image of how it shows now
Image of how i want it to be
Question 1 How can I get the text to stay in the div?
Question 2 And when it's wrapped in the div can I style it with headers and add images like in normal html/css, or should I use another solution?
I am not an experienced coder so maybe I am not using the right method.
What I've tried so far
It looks like the common word-break and overflow-wrap for html/css dont work here because this is output from javascript. The innerhtml can be modified via the DOM style properties like the overflow property.
What I tried to wrap the text was adding:
document.getElementById("nodeContent").style.overflow = "auto";
This works showing scrollbars, but i want to show the complete text in the divbox.
Other things I tried and didn't work was adding those:
document.getElementById("nodeContent").className = "div.nodeContent";
document.getElementById("nodeContent").style.wordBreak = "break-all";
This is the code
...ANSWER
Answered 2021-Nov-14 at 06:16Use the white-space: pre-wrap
for your pre tag.
QUESTION
In https://stackoverflow.com/a/44795246/3416774, the essence of the code is:
...ANSWER
Answered 2021-Nov-08 at 07:25ctx
is short for canvas context. So when the method on()
completes, it will return the canvas context so the function can pick up. This is a concept called callback functions.
QUESTION
ANSWER
Answered 2021-Oct-21 at 16:18I've never used either of the packages that you've mentioned, but I did some digging and was able to find another user who was struggling with the same issue. Apparently the documentation you're looking at is referencing the Network type, so you'll need to instantiate a Network in order to use the getSeed()
method
The answerer on the actual question page explained it more clearly, check it out: vis.js - how to run the getSeed() method
Hopefully this helps a bit!
QUESTION
Using the Shiny and visNetwork R packages I have created an interactive network visualisation. I would like to enable users to remove/add nodes and edges by using checkboxes in the UI. I managed to get this working partially, but somehow my solution does not work when multiple items are filtered.
An example of the behaviour I am trying to achieve can be viewed here.
Please find my code below.
...ANSWER
Answered 2021-Oct-29 at 07:11visRemoveNodes
expects a vector of id's while visUpdateNodes
needs a data.frame
of nodes:
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