d3-cloud | Create word clouds in JavaScript | Data Visualization library
kandi X-RAY | d3-cloud Summary
kandi X-RAY | d3-cloud Summary
Create word clouds in JavaScript.
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Top functions reviewed by kandi - BETA
- Draw a sprite .
- Place a point on a board
- step 1 . 5
- Use mask - based collision detection .
- Calculates rectangular rectangle of rectangular shape .
- Draw the words .
- Returns the size of the given canvas
- Add a new type to a callback
- Parse types .
- Make sure a bounds intersects the bounds .
d3-cloud Key Features
d3-cloud Examples and Code Snippets
.fontSize(function(d) { return d.rank; }) // font size of words
.style("font-size", function(d) { return 5 + d.rank * 5 / 6; })
.fontSize(function(d) { return 5 + d.rank * 5 / 6; })
Community Discussions
Trending Discussions on d3-cloud
QUESTION
I'm fairly new to D3.js and I'm trying to make a wordcloud using Jason Davies' wordcloud library for D3. I'm not sure why the lesser frequent words overlap, and the distribution of words is such that there is a lot of empty spaces in between. I want it more condensed and structured. This is the
I have seen similar questions here and I've tried a lot of solutions mentioned earlier such as:
- Altering svg and canvas dimensions.
- Changing the font style like
.font('Helvetica')
- Using variations of 10 words, 30 words, and 50 words.
- Specified a text accessor function like this
.text(function(d) { return d.word; })
- Exploring options in
.padding()
- Used
.rotate(0)
Here is my code on JS Fiddle.
For the sizing of words, instead of the frequency
of occurrence of the word, I'm using rank
in my code. This is because the sizing gets disrupted due to the outliers in my dataset. Say the highest frequency is 32, and the lowest is 1, there is a large difference between the two sizes as they are proportionally mapped.
So I opted to size the words based on rank
. I have used Javascript to sort this data.
This is my first question here, so apologies if there is a lack of clarity. Would love any feedback or help/solution to this!
Thanks so much in advance :)
...ANSWER
Answered 2021-Jul-10 at 04:40You have a discrepency between the font size the layout is using:
QUESTION
I am attempting to create a Polymer 3 element for the d3-cloud project I found on npm. Im having an issue referencing the exported module object correctly. The problem occurs in the ready method where I try to use the cloud reference ("var layout = cloud()") if I have the parenthesis I get "Object cloud is not a function", and if I take them out I get "cannot read property "size" of undefined".
What am I doing wrong?
My Polymer element code is below (wordcloud.js):
...ANSWER
Answered 2020-Jul-22 at 07:00There are two things to check :
- As stated in the comments, the correct import should be
import cloud from 'd3-cloud/index.js';
this
and scoping, which were of a bigger issue. You will need to bindthis
for thelayout
. Otherwise, you can't access thewordcloud
div
. I am not sure if the way I did is the best, but below is a working code after the changes. (Please, note, I haven't foundvar fill = d3.scale.category20();
, so I usedd3.area()
)
QUESTION
I have drawn a zoomable circle packing graph (aka flare graph) with d3.js (version 3.4.11)
...ANSWER
Answered 2020-Apr-10 at 21:11There are two problems preventing the random colors to be generated.
The defined css
fill
has precedence overfill
SVG attribute. So instead of usingselection.attr('fill'...
,selection.style('fill'...
should be used. Read this answer for details.The
color
function returns an object, instead of a color string. This is visible in the DOM inspector panel of the developer console. where circles have attributefill="[object object]"
The color function can be adapted as follows, in order to return a string instead of an array:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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