public void Init()
{
SymbolInfo properties = new SymbolPropertiesImpl();
data = new DataImpl(properties, 10000, 1000);
data.AddInterval(IntervalsInternal.Hour1);
tickReader = new TickZoom.TickUtil.TickReader();
tickReader.Initialize("TestData", "USD_JPY");
}
protected override void RenderChipValue(RenderTreeBuilder builder)
{
if ((chipValue is null) && (Value != null) && (DataImpl != null))
{
// fallback for initial rendering without chipValue
// does not help when DataImpl is not set yet (loaded asynchronously)
var item = DataImpl.FirstOrDefault(item => comparer.Equals(Value, SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, item)));
chipValue = SelectorHelpers.GetText(TextSelectorImpl, item);
}
builder.AddContent(0, chipValue);
}
/// <summary>
/// Visualize the given object by generating DOT which can be rendered with GraphViz.
/// </summary>
///
/// <example>
///
/// // 1) Generate a DOT file for an object
/// File.WriteAllText("object.dot", new ObjectGraphVisualizer().Visualize(obj));
///
/// // 2) Render a graph for the using (internal).
///
/// <returns>
/// DOT, which can be rendered with GraphViz
/// </returns>
///
/// <param name="obj">
/// Object to visualize
/// </param>
///
/// <param name="data">
/// Analyzed graph data.
/// </param>
public string Visualize(object obj, out IData data)
{
// Build the graph
DataImpl dataImpl = new DataImpl(obj);
data = dataImpl;
int nextNodeId = 1;
StringBuilder tempBuilder = new StringBuilder(64);
AddObject(dataImpl.DataNodes, obj, tempBuilder, ref nextNodeId, true);
return(CreateDOT(dataImpl.DataNodes, dataImpl));
}
private void RefreshState()
{
if (DataImpl != null)
{
itemsToRender = DataImpl.ToList();
// AutoSort
if (AutoSortImpl && (itemsToRender.Count > 1))
{
if (SortKeySelectorImpl != null)
{
itemsToRender = itemsToRender.OrderBy(this.SortKeySelectorImpl).ToList();
}
else if (TextSelectorImpl != null)
{
itemsToRender = itemsToRender.OrderBy(this.TextSelectorImpl).ToList();
}
else
{
itemsToRender = itemsToRender.OrderBy(i => i.ToString()).ToList();
}
}
// set next properties for rendering
selectedItemIndex = itemsToRender.FindIndex(item => comparer.Equals(Value, SelectorHelpers.GetValue <TItem, TValue>(ValueSelectorImpl, item)));
if ((Value != null) && (selectedItemIndex == -1))
{
throw new InvalidOperationException($"Data does not contain item for current value '{Value}'.");
}
}
else
{
itemsToRender = null;
selectedItemIndex = -1;
}
}
public OrderManager()
{
DataFactory = new DataImpl();
}
/// <summary>
/// Generates DOT graph serialization for a graph.
/// </summary>
/// <param name="nodes">The node graph.</param>
/// <param name="data">Output data to populate</param>
/// <returns>DOT graph string.</returns>
private string CreateDOT(Dictionary <object, Node> nodes, DataImpl data)
{
StringBuilder output = new StringBuilder(1024 * 64);
// Write the header
output.Append("digraph\n");
output.Append("{\n");
output.Append(" graph [splines=ortho]\n");
output.Append(" node [shape=box style=rounded]\n");
// Write the mappings from ID to label
foreach (Node node in nodes.Values)
{
output.Append(" ");
output.Append(node.Id);
output.Append(" [ label=\"");
output.Append($"{node.Object.GetType().Namespace}.{node.Object.GetType().Name}");
output.Append("\"");
if (node.WasTruncated)
{
data.TruncatedNodes.Add(node.Object);
output.Append(" id=\"googlered\"");
}
else if (node.IsRoot)
{
if (node.OutLinks.Any())
{
data.InternalNodes.Add(node.Object);
}
else
{
data.LeafNodes.Add(node.Object);
}
output.Append(" id=\"dark googlegreen\"");
}
else if (!node.OutLinks.Any())
{
data.LeafNodes.Add(node.Object);
output.Append(" id=\"dark googlered\"");
}
else
{
data.InternalNodes.Add(node.Object);
}
output.Append(" ];\n");
}
// Write the node connections
foreach (Node node in nodes.Values)
{
foreach (KeyValuePair <string, int> pair in node.OutLinks)
{
output.Append(" ");
output.Append(node.Id);
output.Append(" -> ");
output.Append(pair.Value);
output.Append(" [ label=\"");
output.Append(pair.Key);
output.Append("\" ];\n");
}
}
// Write the footer
output.Append("}\n");
return(output.ToString());
}
