raphamorim/origami.js

[lineChart] Adding tooltip support

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#48 opened on Oct 26, 2016

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Description

origami(canvas).chartLine({
    tooltip: true
    labels: ["January", "February", "March", "April", "May", "June", "July"],
    fill: true,
    datasets: [
      {
        data: [1, 9, 8, 71, 56, 30, 60],
        line: "2px solid pink",
      }]
})

screen shot 2016-10-26 at 16 41 57

Contributor guide

Research direction
Implement a tooltip that appears on hover over data points, showing the corresponding label and value. Use mouse event listeners on the canvas to detect hover positions and render a tooltip box with the data.
Tech stack
javascript
Domain
frontend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
JavaScriptHTML5 Canvas
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
65