removeTileset method
Implementation
void removeTileset(List<int> sprite) {
sprite.sort();
for(int i = sprite.length-1; i >= 0;i--){
tileSets.removeAt(sprite[i]);
objectTappedOn = [];
currentSize = null;
if(tileSets.isEmpty){
levelImage = null;
}
}
updateMinMap = true;
update();
}