Minor fix

Author: 01CodeLT

package-lock.json

@@ -64,7 +64,7 @@ export default {
             const axisValue = chart.data.labels[axisIndex];
 
             // Check values & set end origin
-            if(state.selectionXY.start.axisValue > axisValue) {
+            if(state.selectionXY.start.axisIndex > axisIndex) {
                 // Switch values - user has selected opposite way
                 state.selectionXY.end = JSON.parse(JSON.stringify(state.selectionXY.start));
                 state.selectionXY.start =  { axisValue, axisIndex, x: e.offsetX, y: e.offsetY }