fix: linked hover state persists when cursor leaves legend key (#330)

davidgohel · davidgohel · commit 0c051ae943f8 · 2026-02-06T20:07:40.000+01:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: ggiraph
 Title: Make 'ggplot2' Graphics Interactive
-Version: 0.9.5.004
+Version: 0.9.5.005
 Authors@R: c(
     person("David", "Gohel", , "david.gohel@ardata.fr", role = c("aut", "cre")),
     person("Panagiotis", "Skintzos", , "sigmapi@posteo.net", role = "aut"),
diff --git a/NEWS.md b/NEWS.md
@@ -14,6 +14,8 @@ and vice versa (#330).
 
 ## Issues
 
+- fix linked hover state not clearing when cursor leaves a legend key
+without re-entering the panel area (#330).
 - fix label_interactive broken by the new V4 ggplot2 (#348)
 - fix interactive labels in binned guides when scale breaks fall outside limits (#338)
 
diff --git a/inst/htmlwidgets/girafe.js b/inst/htmlwidgets/girafe.js
diff --git a/srcjs/modules/hover.js b/srcjs/modules/hover.js
@@ -69,7 +69,7 @@ export default class HoverHandler {
   }
 
   clear() {
-    if (this.lastTargetId) {
+    if (this.lastTargetId || this.dataHovered.length > 0) {
       this.lastTargetId = null;
       this.setHovered([]);
     }

Original file line number	Diff line number	Diff line change
`@@ -69,7 +69,7 @@ export default class HoverHandler {`
`69`	`69`	`}`
`70`	`70`
`71`	`71`	`clear() {`
`72`		`- if (this.lastTargetId) {`
	`72`	`+ if (this.lastTargetId \|\| this.dataHovered.length > 0) {`
`73`	`73`	`this.lastTargetId = null;`
`74`	`74`	`this.setHovered([]);`
`75`	`75`	`}`