observablehq / observablehq/plot
Plot.rule + projection for meridians and parallels
Open
Nobody has claimed this yet.
enhancement
geo
- Dominant language
- HTML
- Stars
- 5.4k
- Forks
- 244
- PR merge metrics
- No merged PRs in 30d
Description
If Plot.rule supported projection, like Plot.line does, we could use Plot.ruleX to render meridians and Plot.ruleY to render parallels. That’d be nice.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by comparing the Plot.rule and Plot.line entry points, then trace how Plot.ruleX and Plot.ruleY handle meridians and parallels. Done means Plot.rule supports projection consistently with Plot.line and both rule variants can render the requested geographic lines.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- d3
- Domain
- data-visualization
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100