TextBlockHelper.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;

namespace AmCharts.Windows.QuickCharts
{
    /// <summary>
    /// Helps unify handling of differing aspects of TextBlock in Silvelright and WPF.
    /// </summary>
    public static class TextBlockHelper
    {
        /// <summary>
        /// Workaround for a Silverlight issue when DesiredSize is not set after a call to Measure()
        /// but ActualWidth and ActualHeight are set instead.
        /// </summary>
        /// <param name="textBlock">TextBlock</param>
        /// <returns>Size of the TextBlock</returns>
        public static Size GetDesiredSize(this TextBlock textBlock)
        {
#if SILVERLIGHT
            return new Size(textBlock.ActualWidth, textBlock.ActualHeight);
#else
            return textBlock.DesiredSize;
#endif
        }
    }
}