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path: root/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/Converters/MachineEventToXConverter.cs
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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;
using Tango.BL.Entities;
using Tango.MachineStudio.Logging.Helpers;
using Tango.MachineStudio.Logging.ViewModels;

namespace Tango.MachineStudio.Logging.Converters
{
    public class MachineEventToXConverter : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            if (values.Length == 3)
            {
                MachinesEvent ev = values[0] as MachinesEvent;

                if (ev != null)
                {
                    ObservableCollection<TimelineEventGroup> groups = values[1] as ObservableCollection<TimelineEventGroup>;

                    if (groups.Count > 0)
                    {
                        double scale = (double)values[2];

                        DateTime maxTime = groups.SelectMany(x => x.Events).Max(x => x.DateTime);
                        DateTime minTime = groups.SelectMany(x => x.Events).Min(x => x.DateTime);

                        TimeSpan range = maxTime - minTime;
                        TimeSpan time = maxTime - ev.DateTime;

                        time = range - time;

                        return TimelineHelper.ConvertTimeToPixels(time, scale);
                    }
                }
            }

            return 0.0;
        }

        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
urn b.ToString(); } /// <summary> /// Sets the TextDataFormat.Html on the data object to the specified html fragment. /// This helper methods takes care of creating the necessary CF_HTML header. /// </summary> public static void SetHtml(DataObject dataObject, string htmlFragment) { if (dataObject == null) throw new ArgumentNullException("dataObject"); if (htmlFragment == null) throw new ArgumentNullException("htmlFragment"); string htmlStart = @"<!DOCTYPE HTML PUBLIC ""-//W3C//DTD HTML 4.0 Transitional//EN"">" + Environment.NewLine + "<HTML>" + Environment.NewLine + "<BODY>" + Environment.NewLine + "<!--StartFragment-->" + Environment.NewLine; string htmlEnd = "<!--EndFragment-->" + Environment.NewLine + "</BODY>" + Environment.NewLine + "</HTML>" + Environment.NewLine; string dummyHeader = BuildHeader(0, 0, 0, 0); // the offsets are stored as UTF-8 bytes (see CF_HTML documentation) int startHTML = dummyHeader.Length; int startFragment = startHTML + htmlStart.Length; int endFragment = startFragment + Encoding.UTF8.GetByteCount(htmlFragment); int endHTML = endFragment + htmlEnd.Length; string cf_html = BuildHeader(startHTML, endHTML, startFragment, endFragment) + htmlStart + htmlFragment + htmlEnd; Debug.WriteLine(cf_html); dataObject.SetText(cf_html, TextDataFormat.Html); } /// <summary> /// Creates a HTML fragment from a part of a document. /// </summary> /// <param name="document">The document to create HTML from.</param> /// <param name="highlighter">The highlighter used to highlight the document. <c>null</c> is valid and will create HTML without any highlighting.</param> /// <param name="segment">The part of the document to create HTML for. You can pass <c>null</c> to create HTML for the whole document.</param> /// <param name="options">The options for the HTML creation.</param> /// <returns>HTML code for the document part.</returns> public static string CreateHtmlFragment(TextDocument document, IHighlighter highlighter, ISegment segment, HtmlOptions options) { if (document == null) throw new ArgumentNullException("document"); if (options == null) throw new ArgumentNullException("options"); if (highlighter != null && highlighter.Document != document) throw new ArgumentException("Highlighter does not belong to the specified document."); if (segment == null) segment = new SimpleSegment(0, document.TextLength); StringBuilder html = new StringBuilder(); int segmentEndOffset = segment.EndOffset; DocumentLine line = document.GetLineByOffset(segment.Offset); while (line != null && line.Offset < segmentEndOffset) { HighlightedLine highlightedLine; if (highlighter != null) highlightedLine = highlighter.HighlightLine(line.LineNumber); else highlightedLine = new HighlightedLine(document, line); SimpleSegment s = segment.GetOverlap(line); if (html.Length > 0) html.AppendLine("<br>"); html.Append(highlightedLine.ToHtml(s.Offset, s.EndOffset, options)); line = line.NextLine; } return html.ToString(); } /// <summary> /// Escapes text and writes the result to the StringBuilder. /// </summary> internal static void EscapeHtml(StringWriter w, string text, HtmlOptions options) { int spaceCount = -1; foreach (char c in text) { if (c == ' ') { if (spaceCount < 0) w.Write("&nbsp;"); else spaceCount++; } else if (c == '\t') { if (spaceCount < 0) spaceCount = 0; spaceCount += options.TabSize; } else { if (spaceCount == 1) { w.Write(' '); } else if (spaceCount >= 1) { for (int i = 0; i < spaceCount; i++) { w.Write("&nbsp;"); } } spaceCount = 0; switch (c) { case '<': w.Write("&lt;"); break; case '>': w.Write("&gt;"); break; case '&': w.Write("&amp;"); break; case '"': w.Write("&quot;"); break; default: w.Write(c); break; } } } for (int i = 0; i < spaceCount; i++) { w.Write("&nbsp;"); } } } /// <summary> /// Holds options for converting text to HTML. /// </summary> public class HtmlOptions { /// <summary> /// Creates a default HtmlOptions instance. /// </summary> public HtmlOptions() { this.TabSize = 4; } /// <summary> /// Creates a new HtmlOptions instance that copies applicable options from the <see cref="TextEditorOptions"/>. /// </summary> public HtmlOptions(TextEditorOptions options) : this() { if (options == null) throw new ArgumentNullException("options"); this.TabSize = options.IndentationSize; } /// <summary> /// The amount of spaces a tab gets converted to. /// </summary> public int TabSize { get; set; } /// <summary> /// Writes the HTML attribute for the style to the text writer. /// </summary> public virtual void WriteStyleAttributeForColor(TextWriter writer, HighlightingColor color) { if (writer == null) throw new ArgumentNullException("writer"); if (color == null) throw new ArgumentNullException("color"); writer.Write(" style=\""); writer.Write(color.ToCss()); writer.Write("\""); } /// <summary> /// Gets whether the color needs to be written out to HTML. /// </summary> public virtual bool ColorNeedsSpanForStyling(HighlightingColor color) { if (color == null) throw new ArgumentNullException("color"); return !string.IsNullOrEmpty(color.ToCss()); } } }