SyntaxDrawer(IGraphTarget target)
{
_stringFormat = new StringFormat(StringFormatFlags.NoWrap);
_font = new Font(FontFamily.Families.Single(f1 => f1.Name == "Arial"), 10);
_lineBrush = new SolidBrush(Color.Black);
_linePen = new Pen(_lineBrush, 1);
_nodeBrush = new SolidBrush(Color.LightBlue);
_graphics = System.Drawing.Graphics.FromImage(new Bitmap(1, 1));
_sizeBase = (_font.Height * 8) / 10;
_syntax = Syntax.Create(target, this);
var width = _syntax.Width + _sizeBase + 1;
var height = _syntax.Height + _sizeBase + 1;
_bitmap = new Bitmap(width, height);
_graphics = System.Drawing.Graphics.FromImage(_bitmap);
var frame = new Rectangle(0, 0, width, height);
_graphics.FillRectangle(new SolidBrush(Color.Transparent), frame);
_graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
}
internal static Image DrawBitmap(IGraphTarget syntax) { return new SyntaxDrawer(syntax).Draw(); }
Syntax(ISyntaxDrawer drawer, string name, IGraphTarget[] children)
{
_name = name;
_drawer = drawer;
_children = children.Select(target => Create(target, drawer)).ToArray();
}
internal static Syntax Create(IGraphTarget syntax, ISyntaxDrawer syntaxDrawer) { return syntax == null ? null : new Syntax(syntaxDrawer, syntax.Title, syntax.Children); }
