How do show Heading Text in Designer surface area in Domain specific language Tool?

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• Thursday, July 09, 2009 8:25 AMPoothapandian Subramanian

   
  

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  found the solution of my Question...if Anybody like requirement use it  
  
  /// <summary>

   

  /// Custom Class for the Text field

   

  /// </summary>

   

  // public delegate void DecoratorDBClickHandler(DiagramPointEventArgs e);

   

  public class TitleField:TextField

  {

   

  // public event DecoratorDBClickHandler DBClick;

   

  public TitleField(string name): base(name)

  {

  }

   

  public override void EditValue(ShapeElement parentShape, DiagramClientView view)

  {

   

  base.EditValue(parentShape, view);

  }

   

  public override bool GetSelectable(ShapeElement parentShape)

  {

   

  return false;

  }

   

   

  public override void OnDoubleClick(DiagramPointEventArgs e)

  {

   

  // commentField.EditValue(selectedObject as ShapeEnd, (selectedObject as ShapeEnd).Diagram.ActiveDiagramView.DiagramClientView);

   

  base.OnDoubleClick(e);

   

  // this.DBClick(e);

  }

   

  public override void OnMouseDown(DiagramMouseEventArgs e)

  {

   

  base.OnMouseDown(e);

  }

   

  public override void DoPaint(DiagramPaintEventArgs e, ShapeElement parentShape)

  {

   

  //Font font = this.GetFont(parentShape);

   

  //font = new Font(font.FontFamily, 24.0f, FontStyle.Bold | FontStyle.Underline);

   

  //Brush brush = new LinearGradientBrush(e.ClipRectangle, Color.Violet, Color.White, LinearGradientMode.ForwardDiagonal);

   

  //e.Graphics.DrawString(this.GetDisplayText(parentShape), font, brush, e.ClipRectangle.Location);

   

  base.DoPaint(e, parentShape);

  }

   

  public override bool CanEditValue(ShapeElement parentShape, DiagramClientView view)

  {

   

  return true;

  }

  }
  
  
  

   

  /// <summary>

   

  /// Set the style for Text Filed Value

   

  /// </summary>

   

  private void CustomStyle()

  {

   

  StyleSet classStyleSet = this.StyleSet;

   

  FontSettings fs = new FontSettings();

  fs.Name =

  "Vardana";

  fs.Size = 0.15f;

  fs.Bold =

  true;

   

  StyleSetResourceId res = new StyleSetResourceId("NameSpace", "CustomStyle");

  classStyleSet.AddFont(res, res, fs);

   

  BrushSettings Bs = new BrushSettings();

  Bs.Color =

  Color.White;

   

  StyleSetResourceId Bres = new StyleSetResourceId("NameSpace", "CustomStyle");

  classStyleSet.AddBrush(Bres, Bres, Bs);

  }
  
  

   

  partial class yourModelDiagram
  {
  protected override void InitializeInstanceResources()
  {
  

  CustomStyle();

   

  var textField = new TitleField("Name");

  textField.DefaultFontId =

  new StyleSetResourceId("Name", "CustomStyle");

  textField.DefaultBackgroundBrushId =

  new StyleSetResourceId("Name", "CustomStyle");

  textField.AssociateValueWith(

  this.Store, NamedClass.NameDomainPropertyId);

  textField.DefaultFocusable =

  true;

  textField.DefaultSelectable =

  true;

  textField.DefaultVisibility =

  true;

  textField.DefaultAutoSize =

  true;

  textField.DefaultAutoSize =

  true;

  textField.DefaultMultipleLine =

  false;

  textField.DrawBorder =

  false;

  textField.FillBackground =

  true;

  ShapeFields.Add(textField);

  textField.DBClick +=

  new DecoratorDBClickHandler(textField_DBClick);

   

  ShapeDecorator decorator = new ShapeDecorator(textField, ShapeDecoratorPosition.InnerTopCenter);

   

  base.InitializeInstanceResources();

   

   

   

  }
  
  

   

  void textField_DBClick(DiagramPointEventArgs e)

  {

   

  TextField commentField =this.ShapeFields[0] as TextField;

  commentField.EditValue(

  this, this.Diagram.ActiveDiagramView.DiagramClientView);

  }

   

  
  }

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