/// <summary>
/// Constructs a new Tikz figure
/// </summary>
/// <param name="caption">LaTeX figure caption text</param>
/// <param name="label">LaTeX figure label/name</param>
/// <param name="rootNode">The initial node used in the figure</param>
public TikzFigure(string caption, string label, ITikzNode rootNode)
{
Caption = caption;
Label = label;
_nodeAssociations.Add(new NodeAssociation(rootNode, rootNode, Direction.None));
}
/// <summary>
/// Compiles a node to Tikz format
/// </summary>
/// <param name="node">The node to compile</param>
/// <returns>Returns the current node as a string in Tikz format</returns>
public string CompileNode(ITikzNode node)
{
if (node is null)
{
throw new ArgumentNullException(nameof(node));
}
var isInstance = node.IsInitialNode ? "initial" : string.Empty;
var xShift = node.XShift != 0 ? $"xshift={node.XShift}mm" : string.Empty;
var yShift = node.YShift != 0 ? $"yshift={node.YShift}mm" : string.Empty;
var nodeArgs = new[] { "state", isInstance, xShift, yShift }.Where(x => !string.IsNullOrWhiteSpace(x));
var label = node.TextMode == TextMode.MathText ? @$ " {{${node.Label}$}}" : @$ " {{{node.Label}}}";
label = node.Label == string.Empty ? string.Empty : label;
return(@$ "\node[{string.Join(", ", nodeArgs)}[0]] ({node.Name}){label};");
}
/// <summary>
/// Adds a new node association with another node
/// </summary>
/// <param name="source">The source node</param>
/// <param name="target">The target node</param>
/// <param name="direction">The direction of <paramref name="target" /> relative to <paramref name="source" /></param>
public void AddNode(ITikzNode source, ITikzNode target, Direction direction)
{
_nodeAssociations.Add(new NodeAssociation(source, target, direction));
}
/// <summary>
/// Adds a new edge associated with a source and target node
/// </summary>
/// <param name="edge">The edge object</param>
/// <param name="source">The source node</param>
/// <param name="target">The target node</param>
public void AddEdge(ITikzEdge edge, ITikzNode source, ITikzNode target)
{
_edgeAssociations.Add(new EdgeAssociation(edge, source, target));
}