private void GenerateNodes(IHierarchyNode parentNode, NetworkNodeViewModel parentGraphNode, Point point)
{
int offset = 0;
foreach (IHierarchyNode hierarchyNode in parentNode.Children)
{
Point graphNodeLocation = new Point(point.X, offset);
NetworkNodeViewModel graphNode = null;
if (hierarchyNode is ArtistHierarchyNode)
{
graphNode = CreateArtistGraphNode(hierarchyNode, graphNodeLocation);
}
else if (hierarchyNode is NewReleaseHierarchyNode)
{
graphNode = CreateNewReleasesGraphNode(hierarchyNode, graphNodeLocation);
}
ConnectionViewModel connection = new ConnectionViewModel();
connection.SourceConnector = parentGraphNode.OutputConnectors[0];
connection.DestConnector = graphNode.InputConnectors[0];
// Add the connection to the graph.
this.Network.Connections.Add(connection);
//Generate any children.
GenerateNodes(hierarchyNode, graphNode, new Point(point.X + 1, 0));
offset++;
}
}
/// <summary>
/// Event handler to expand an artist's node with all other related artists.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnExpandAllRelatedArtistsButtonClick(object sender, RoutedEventArgs e)
{
NetworkNodeViewModel targetNode = (NetworkNodeViewModel)((FrameworkElement)sender).Tag;
targetNode.OnExpand(AtlasExpandChildSetting.CreateAllChildren);
UpdateNetwork();
}
public void GenerateNetwork()
{
//Once we have the hierarchy, assemble the nodes.
this.Network = new NetworkViewModel();
int offset = 0;
foreach (IHierarchyNode hierarchyNode in _hierarchy.RootNodes)
{
Point graphNodeLocation = new Point(0, offset);
NetworkNodeViewModel graphNode = null;
if (hierarchyNode is ArtistHierarchyNode)
{
graphNode = CreateArtistGraphNode(hierarchyNode, graphNodeLocation);
}
else if (hierarchyNode is NewReleaseHierarchyNode)
{
graphNode = CreateNewReleasesGraphNode(hierarchyNode, graphNodeLocation);
}
GenerateNodes(hierarchyNode, graphNode, new Point(1, 0));
offset++;
}
}
/// <summary>
/// Delete the node from the view-model.
/// Also deletes any connections to or from the node.
/// </summary>
public void DeleteNode(NetworkNodeViewModel node)
{
//
// Remove all connections attached to the node.
//
this.Network.Connections.RemoveRange(node.AttachedConnections);
//
// Remove the node from the network.
//
this.Network.Nodes.Remove(node);
}
/// <summary>
/// Determine the area covered by the specified list of nodes.
/// </summary>
private Rect DetermineAreaOfNodes(IList nodes)
{
NetworkNodeViewModel firstNode = (NetworkNodeViewModel)nodes[0];
Rect actualContentRect = new Rect(firstNode.X, firstNode.Y, firstNode.Size.Width, firstNode.Size.Height);
for (int i = 1; i < nodes.Count; ++i)
{
NetworkNodeViewModel node = (NetworkNodeViewModel)nodes[i];
Rect nodeRect = new Rect(node.X, node.Y, node.Size.Width, node.Size.Height);
actualContentRect = Rect.Union(actualContentRect, nodeRect);
}
return(actualContentRect);
}
/// <summary>
/// Event handler for following an artist.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnFollowArtistClick(object sender, RoutedEventArgs e)
{
NetworkNodeViewModel viewModel = (NetworkNodeViewModel)((FrameworkElement)sender).Tag;
viewModel.FollowArtist();
}
/// <summary>
/// Event handler for adding tracks.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnAddTracksClick(object sender, RoutedEventArgs e)
{
NetworkNodeViewModel viewModel = (NetworkNodeViewModel)((FrameworkElement)sender).Tag;
viewModel.AddTracks();
}
