allow interactivity without specifying getLines manually

Author: duncanbradley

src/lib/components/data-vis/line-chart/LineChart.svelte

@@ -97,6 +97,12 @@
     clickedTier = $bindable(undefined),
     overrideLineParams = () => ({}),
     getLine = (tier, el) => {
+      if (tier === "hover") {
+        return [hoveredSeries].includes(el.areaCode);
+      }
+      if (tier === "clicked") {
+        return [clickedSeries].includes(el.areaCode);
+      }
       return true;
     },
     nothingSelected = true,

src/wrappers/components/data-vis/line-chart/line-chart/Examples.svelte

@@ -100,17 +100,6 @@
           pathStrokeWidth: 5,
         },
       }}
-      getLine={(tier, el) => {
-        if (tier === "all") {
-          return true;
-        }
-        if (tier === "hover") {
-          return [hoveredSeries].includes(el.areaCode);
-        }
-        if (tier === "clicked") {
-          return [clickedSeries].includes(el.areaCode);
-        }
-      }}
       bind:clickedSeries
       bind:hoveredSeries
     ></LineChart>