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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;
using System.Windows.Data;
using Tango.BL.Entities;
using Tango.PPC.Jobs.Models;
namespace Tango.PPC.Jobs.Converters
{
/// <summary>
/// For "intersegment" return length this segment and next segment, for segment return 0d
/// </summary>
/// <seealso cref="System.Windows.Data.IMultiValueConverter" />
public class InterSegmentLengthToWidthConverter : IMultiValueConverter
{
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
try
{
if (values.Length == 4)
{
if (values[0] is double)
{
double jobLength = System.Convert.ToDouble(values[0]);
double elementWidth = System.Convert.ToDouble(values[1]);
Segment segment = values[2] as Segment;
ObservableCollection<Segment> collection = values[3] as ObservableCollection<Segment>;
if(collection != null && segment != null )
{
//var item = collection.First(f => f.Guid == segment.Guid);
//grab its index
var itemIndex = collection.IndexOf(segment);
double segmentLength = segment.LengthWithFactor;
if(itemIndex == 0)
{
double result = (( segmentLength) / jobLength) * elementWidth;
return double.IsInfinity(result) ? 0d : result;
}
if( segment.IsInterSegment)
{
Segment nextsegment = null;
double nextLength = 0;
if (itemIndex + 1 < collection.Count)
{
nextsegment = collection[itemIndex + 1];
nextLength = nextsegment.LengthWithFactor;
}
double result = ((nextLength + segmentLength) / jobLength) * elementWidth;
return double.IsInfinity(result) ? 0d : result;
}
}
return 0d;
}
else
{
return 0d;
}
}
else
{
return 0d;
}
}
catch
{
return 0d;
}
}
public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
{
throw new NotImplementedException();
}
}
}
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