option : last generated 2d board as initial state

src/components/Menu2dCA.vue

@@ -1,5 +1,13 @@
 <template>
   <MenuRow row-title="2D Cellular Automata">
+    <div class="form-field">
+      <label>Start from last result</label>
+      <input
+        type="button"
+        value="start"
+        @click="startFromLast"
+      >
+    </div>
     <div class="form-field">
       <input
         type="button"
@@ -27,15 +35,22 @@
 
 <script>
 import MenuRow from './MenuRow.vue'
+import {mapGetters} from 'vuex'
+
 export default {
   name: 'Menu2dCA',
   components: {
     MenuRow
   },
+  computed: {
+    ...mapGetters({
+      lastBoard: 'getLastBoard',
+    })
+  },
   methods: {
     draw2d() {
       this.$root.$store.state.drawing = 1
-      this.$root.$emit('draw2d')
+      this.$root.$emit('draw2dNew')
     },
     reset() {
       this.$root.$emit('reset')
@@ -43,6 +58,9 @@ export default {
     stop() {
       this.$root.$emit('stop')
     },
+    startFromLast() {
+      this.$root.$emit('draw2dLast')
+    }
   }
 }
 </script>