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Cleanup Event Handling code to match style of tooltip plugin. (#7467)

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* Cleanup Event Handling code to match style of tooltip plugin.

Eliminates saving two arrays of items on the chart prototype. The `onHover`
callback now receives the wrapped event instead of the native one.
This commit is contained in:
Evert Timberg
2020-06-08 07:31:00 -04:00
parent 2aef4274d3
commit 3efdc36a67
3 changed files with 19 additions and 20 deletions
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3
docs/docs/getting-started/v3-migration.md
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@@ -166,6 +166,7 @@ Animation system was completely rewritten in Chart.js v3. Each property can now
* `modes['X-axis']` was replaced with `{mode: 'index', intersect: false}`
* `options.onClick` is now limited to the chart area
* `options.onClick` and `options.onHover` now receive the `chart` instance as a 3rd argument
* `options.onHover` now receives a wrapped `event` as the first parameter. The previous first parameter value is accessible via `event.native`.
#### Ticks
@@ -201,6 +202,7 @@ The following properties and methods were removed:
#### Chart
* `Chart.active`
* `Chart.borderWidth`
* `Chart.chart.chart`
* `Chart.Bar`. New charts are created via `new Chart` and providing the appropriate `type` parameter
@@ -209,6 +211,7 @@ The following properties and methods were removed:
* `Chart.Controller`
* `Chart.Doughnut`. New charts are created via `new Chart` and providing the appropriate `type` parameter
* `Chart.innerRadius` now lives on doughnut, pie, and polarArea controllers
* `Chart.lastActive`
* `Chart.Legend` was moved to `Chart.plugins.legend._element` and made private
* `Chart.Line`. New charts are created via `new Chart` and providing the appropriate `type` parameter
* `Chart.LinearScaleBase` now must be imported and cannot be accessed off the `Chart` object