fix: pass container to create Selection instance

Author: SSShooter

src/dev.ts

@@ -64,9 +64,13 @@ const options: Options = {
 const mind = new MindElixir(options)
 
 const data = MindElixir.new('new topic')
-console.log(data)
 mind.init(example)
-// mind.init(data)
+
+const m2 = new MindElixir({
+  el: '#map2',
+})
+m2.init(data)
+
 function sleep() {
   return new Promise<void>(res => {
     setTimeout(() => res(), 1000)

src/plugin/selection.ts

@@ -5,8 +5,8 @@ import dragMoveHelper from '../utils/dragMoveHelper'
 export default function (mei: MindElixirInstance) {
   const selection = new SelectionArea({
     selectables: ['.map-container me-tpc'],
-    boundaries: ['.map-container'],
-    container: '.map-container',
+    boundaries: [mei.container],
+    container: mei.container,
     behaviour: {
       // Scroll configuration.
       scrolling: {