/// <summary>
/// Get the next step of the path search
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PathTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
_pathTimer.Stop();
var resetTimer = false;
// Do the next step in the path
var searchStatus = _algorithms[_currentAlgorithm].GetPathTick();
StatsUpdate(searchStatus);
// If the path is found, draw the path, otherwise draw the updated search
if (searchStatus.PathFound)
{
BuildPath(searchStatus);
}
else
{
_mazeDrawer.Draw();
_soundManager.PlaySound(searchStatus.DistanceOfCurrentNode);
resetTimer = true;
}
if (resetTimer)
{
_pathTimer.Start();
}
}
/// <summary>
/// Set up a maze and initialise the algorithm variables
/// </summary>
private void InitialiseMaze()
{
_pathTimer.Stop();
// Generate mazes until one if made that has a valid path between A and B
var workingSeed = 0;
while (workingSeed == 0)
{
workingSeed = FindWorkingSeed();
}
// Set/reset the algorithm settings and draw the maze
_currentAlgorithm = -1;
_mazeDrawer = new MazeDrawer(pbMaze, workingSeed);
_algorithms = new AlgorithmBase[] { new Dijkstra(_mazeDrawer.Grid), new AStar(_mazeDrawer.Grid), new BreadthFirst(_mazeDrawer.Grid), new DepthFirst(_mazeDrawer.Grid) };
Text = @"Path Finding " + _mazeDrawer.Seed;
_mazeDrawer.Draw();
}
