} // end of CaptionSize
#endregion
//--------------------------------------------------------------------------------------------------
// Methods
//--------------------------------------------------------------------------------------------------
#region SetCaption
/// <summary>
/// Autmatically sets a caption above the drawing object
/// </summary>
/// <param name="caption">Caption to visualize</param>
/// <param name="stringAlign">Alignment of caption with respect to drawing object</param>
public void SetCaption(string caption, CustomStringAlignment stringAlign = CustomStringAlignment.Center)
{
GeometryGroup geometryGroup = (GeometryGroup)DrawingShape.Data;
Point stringRefPoint = new Point(0, 0);
double geometryWidth = 0;
FormattedText ft = new FormattedText(
caption,
Thread.CurrentThread.CurrentCulture,
System.Windows.FlowDirection.LeftToRight,
CaptionTypeFace, CaptionSize, new SolidColorBrush(TextColor));
Geometry stringGeometry = ft.BuildGeometry(new Point());
if (geometryGroup.Children.Count > 0)
{
stringRefPoint = geometryGroup.Bounds.BottomLeft + new Vector(0, stringGeometry.Bounds.Height + CaptionSize);
geometryWidth = geometryGroup.Bounds.Width;
} // end if
switch (stringAlign)
{
case CustomStringAlignment.Left:
break;
case CustomStringAlignment.Right:
stringRefPoint.X += geometryWidth - stringGeometry.Bounds.Width;
break;
case CustomStringAlignment.Center:
stringRefPoint.X += geometryWidth / 2 - stringGeometry.Bounds.Width / 2;
break;
default:
break;
}
stringGeometry.Transform = new MatrixTransform(1, 0, 0, -1, stringRefPoint.X, stringRefPoint.Y);
geometryGroup.Children.Add(stringGeometry);
_drawingShape.Data = geometryGroup;
} // end of SetCaption
//--------------------------------------------------------------------------------------------------
// Constructor
//--------------------------------------------------------------------------------------------------
#region Constructor
/// <summary>
/// Basuc constructor
/// </summary>
/// <param name="startPosition">Start position of string</param>
/// <param name="stringToDraw">The string to visualize</param>
/// <param name="alignment">Sets the alignment with respect to the position passed</param>
/// <param name="fontSize">Size of string</param>
/// <param name="color">Color to display</param>
/// <param name="typeFaceName">Typface used for string</param>
public DrawingObjectString(Point startPosition,
string stringToDraw,
CustomStringAlignment alignment,
int fontSize,
Color color,
string typeFaceName = "Arial") : base(startPosition)
{
_stringToDraw = stringToDraw;
_typeFaceName = typeFaceName;
_fontSize = fontSize;
_alignment = alignment;
_stringColor = color;
DrawingShape.Stroke = new SolidColorBrush(color);
DrawingShape.Fill = new SolidColorBrush(color);
SetStringGeometry();
} // end of DrawingObject
