Code InfoBox Visual Studio Extension (VSX) 2010

using System.Windows.Controls;
using System.Windows.Media;
using Microsoft.VisualStudio.Text.Editor;
using Microsoft.VisualStudio.Text.Formatting;
using Microsoft.VisualStudio.Text;
using System.Text;
using System.Globalization;
using System.Windows;
using System.CodeDom.Compiler;
using Microsoft.CSharp;
using System.IO;
using System.CodeDom;
using Microsoft.VisualStudio.Utilities;

namespace ViewportAdornment1
{

    /// <summary>
    /// Adornment class that draws a square box in the top right hand corner of the viewport
    /// </summary>
    public class AlwaysVisibleInfoBox
    {

        private ucInfoBox infobox;
        private IWpfTextView _view;
        private IAdornmentLayer _adornmentLayer;
        private CodeInfoTracker _info;
        //private CodeInfoTracker.Calculator s
        /// <summary>
        /// Creates a square image and attaches an event handler to the layout changed event that
        /// adds the the square in the upper right-hand corner of the TextView via the adornment layer
        /// </summary>
        /// <param name="view">The <see cref="IWpfTextView"/> upon which the adornment will be drawn</param>
        public AlwaysVisibleInfoBox(IWpfTextView view)
        {
            _view = view;
            this._info = new CodeInfoTracker(view);
            //CodeInfoTracker.Calculators calc = this._cTracker.PerFormCalculate();
            _view.LayoutChanged += this.OnLayoutChanged;
            this.PlaceUserControl();
        }

        private void PlaceUserControl()
        {
            infobox = new ucInfoBox(this._info);
            _adornmentLayer = this._view.GetAdornmentLayer("AlwaysVisibleInfoBox");

            _view.ViewportHeightChanged += delegate { this.onSizeChange(); };
            _view.ViewportWidthChanged += delegate { this.onSizeChange(); };
        }

        //private void CreateBox()
        //{
        //    //Set the fill color of the square
        //    Brush brush = new LinearGradientBrush(Colors.WhiteSmoke, Colors.AliceBlue, 0.0);
        //    //Brush brush = new SolidColorBrush(Colors.BlueViolet);
        //    brush.Freeze();
        //    //Set the outline color of the square
        //    Brush penBrush = new SolidColorBrush(Colors.Red);
        //    penBrush.Freeze();
        //    Pen pen = new Pen(penBrush, 0.5);
        //    pen.Freeze();

        //    FormattedText formattedText = new FormattedText(string.Format("No of Lines:{0}", this.no_of_lines),
        //                                            CultureInfo.GetCultureInfo("en-us"),
        //                                            FlowDirection.LeftToRight,
        //                                            new Typeface("Verdana"),
        //                                            8,
        //                                            Brushes.Black);

        //    int digitcnt = this.no_of_lines.ToString().Length + 12;
            
        //    formattedText.MaxTextWidth = 300;
        //    formattedText.MaxTextHeight = 240;

        //    formattedText.SetFontSize(8 * (96.0 / 72.0), 0, digitcnt);
        //    formattedText.SetFontWeight(FontWeights.Bold, 0, digitcnt);
        //    formattedText.SetForegroundBrush(
        //                                new LinearGradientBrush(
        //                                Colors.Orange,
        //                                Colors.Teal,
        //                                90.0),
        //                                0, digitcnt);
        //    //formattedText.SetForegroundBrush(
        //    //                            new LinearGradientBrush(
        //    //                            Colors.Gold,
        //    //                            Colors.Violet,
        //    //                            90.0),
        //    //                            digitcnt + 1, charcnt);
        //    formattedText.SetFontStyle(FontStyles.Italic, 0, digitcnt);
        //    formattedText.SetForegroundBrush(brush);

        //    int charcnt = this.no_of_characters.ToString().Length + 16;
        //    FormattedText formattedText1 = new FormattedText(string.Format("No of Characters:{0}", this.no_of_characters),
        //                                CultureInfo.GetCultureInfo("en-us"),
        //                                FlowDirection.LeftToRight,
        //                                new Typeface("Verdana"),
        //                                12,
        //                                Brushes.Black);
                       
        //    formattedText1.MaxTextWidth = 300;
        //    formattedText1.MaxTextHeight = 240;

        //    formattedText1.SetFontSize(8 * (96.0 / 72.0), 0, charcnt);
        //    formattedText1.SetFontWeight(FontWeights.Bold, 0, charcnt);
        //    formattedText1.SetForegroundBrush(
        //                                new LinearGradientBrush(
        //                                Colors.Orange,
        //                                Colors.Teal,
        //                                90.0),
        //                                0, charcnt);
        //    //formattedText.SetForegroundBrush(
        //    //                            new LinearGradientBrush(
        //    //                            Colors.Gold,
        //    //                            Colors.Violet,
        //    //                            90.0),
        //    //                            digitcnt + 1, charcnt);
        //    formattedText1.SetFontStyle(FontStyles.Italic, 0, charcnt);
        //    formattedText1.SetForegroundBrush(brush);

        //    GeometryGroup group = new GeometryGroup();
        //    Geometry formattedTextGroup = formattedText.BuildGeometry(new Point(20, 10));
        //    Geometry formattedTextGroup1 = formattedText1.BuildGeometry(new Point(20, 30));

        //    group.Children.Add(formattedTextGroup);
        //    group.Children.Add(formattedTextGroup1);

        //    //draw a square with the created brush and pen
        //    System.Windows.Rect r = new System.Windows.Rect(0, 0, 150, 50);
        //    Geometry g = new RectangleGeometry(r);
        //    group.Children.Add(g);

        //    GeometryDrawing drawing = new GeometryDrawing();
        //    drawing.Geometry = group;
        //    drawing.Brush = brush;
        //    drawing.Pen = pen;
        //    drawing.Freeze();

        //    DrawingImage drawingImage = new DrawingImage(drawing);
        //    drawingImage.Freeze();

        //    _image = new Image();
        //    _image.Source = drawingImage;

        //    //Grab a reference to the adornment layer that this adornment should be added to
        //    _adornmentLayer = this._view.GetAdornmentLayer("AlwaysVisibleInfoBox");

        //    _view.ViewportHeightChanged += delegate { this.onSizeChange(); };
        //    _view.ViewportWidthChanged += delegate { this.onSizeChange(); };
        //}

        /// <summary>
        /// On layout change add the adornment to any reformated lines
        /// </summary>
        private void OnLayoutChanged(object sender, TextViewLayoutChangedEventArgs e)
        {
            string filestring = _view.TextSnapshot.GetText();
            //this.PlaceUserControl();
            this._info = new CodeInfoTracker(_view);
            this.infobox.UpdateInfo(this._info);
        }
             
        /// <summary>
        /// Within the given line add the scarlet box behind the a
        /// </summary>
        private void CalculateDocument(ITextViewLine line)
        {
            //grab a reference to the lines in the current TextView 
            IWpfTextViewLineCollection textViewLines = _view.TextViewLines;
            int start = line.Start;
            int end = line.End;

        }

        public void onSizeChange()
        {
            //clear the adornment layer of previous adornments
            _adornmentLayer.RemoveAllAdornments();

            //Place the image in the top right hand corner of the Viewport
            Canvas.SetLeft(infobox, _view.ViewportRight - 255);
            Canvas.SetTop(infobox, _view.ViewportTop + 10);
            
            //add the image to the adornment layer and make it relative to the viewport
            _adornmentLayer.AddAdornment(AdornmentPositioningBehavior.ViewportRelative, null, null, infobox, null);
        }


    }
}