private void SaveGraphAsImage()
{
//TODO: ENSURE THAT DATA IS EVEN PRESENT ON THE GRAPH
//TODO: THIS SHOULD BE DECOUPLED
ImageTools.IO.Encoders.AddEncoder <ImageTools.IO.Jpeg.JpegEncoder>();
ImageTools.IO.Encoders.AddEncoder <ImageTools.IO.Png.PngEncoder>();
UI.GraphViewModel graphVM = UI.ViewModelLocator.GraphDataStatic;
ImageTools.ExtendedImage myImage = graphVM.GraphToImage();
System.Windows.Controls.SaveFileDialog saveFileDialog = new System.Windows.Controls.SaveFileDialog();
saveFileDialog.Filter = "JPEG Files (*.jpg)|*.jpg|PNG Files (*.png)|*.png";
saveFileDialog.FilterIndex = 1;
bool?dialogResult = saveFileDialog.ShowDialog();
if (dialogResult == true)
{
using (Stream fs = (Stream)saveFileDialog.OpenFile())
{
myImage.WriteToStream(fs, saveFileDialog.SafeFileName);
}
}
}
/// <summary>
/// Handles the DataLoaded event
/// </summary>
/// <param name="args">The arguments for the event</param>
public void DataLoadedEventHandler(DataLoadedEventArgs args)
{
if (args.SourceMechanism == CreationType.Live)
{
LayoutGraph(LayoutManager.Instance.ActiveLayout, false, args.Scope);
}
else if (AllNodesHaveSamePosition(args.Scope))
{
// Layout the graph
LayoutGraph(LayoutManager.Instance.DefaultLayout, true, args.Scope);
}
else
{
// Just resize the graph to fit
UI.GraphViewModel graphVM = UI.ViewModelLocator.GraphDataStatic;
graphVM.ResizeToFit();
}
}
/// <summary>
/// Handles the ToolbarItemClicked event
/// </summary>
/// <param name="args">The arguments for the event</param>
public void ToolbarItemClickedEventHandler(ToolBarItemEventArgs args)
{
NodeViewModelBase rootNode = GetGraphComponents(args.Scope).NodeSelector.SelectedNode;
// TODO: USE CONSTANT FOR ITEM NAME
// TODO: Controls should control their own behavior
if (args.ToolBarItem.Name == "GENERATOR")
{
CreateRandomGraph(args.Scope);
}
else if (args.ToolBarItem.Name.EndsWith("_LAYOUT"))
{
LayoutBase layout = InitializeLayout(args.ToolBarItem.Name, args.Scope);
// Perform the layout
LayoutGraph(layout, false, args.Scope, rootNode);
}
else if (args.ToolBarItem.Name == "IMPORT")
{
PerformImport(args.Scope, new GraphMLGraphDataFormat()); // TODO: Determine which type at runtime
}
else if (args.ToolBarItem.Name == "EXPORT")
{
PerformExport(args.Scope);
}
else if (args.ToolBarItem.Name == "GRAPH_TO_IMAGE")
{
SaveGraphAsImage();
}
else if (args.ToolBarItem.Name == "PRINT_GRAPH")
{
PrintGraph();
}
else if (args.ToolBarItem.Name == "RESIZE")
{
UI.GraphViewModel graphVM = UI.ViewModelLocator.GraphDataStatic;
graphVM.ResizeToFit();
//TODO: THIS SHOULD BE DECOUPLED
}
}