cut method
void
cut()
Implementation
void cut(){
objectsCopied = [];
if(objectTappedOn.isNotEmpty){
copy();
for(int i = 0; i < objectTappedOn.length;i++){
removeObject(objectTappedOn[i].objectLocation);
}
objectTappedOn = [];
currentSize = null;
updateMinMap = true;
}
update();
}