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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Media;
using Tango.BL.Entities;
using Tango.BL.Enumerations;
using Tango.ColorConversion;
using Tango.Core;
using Tango.Core.ExtensionMethods;
namespace Tango.Integration.Operation
{
/// <summary>
/// Represents the default <see cref="IMachineOperator"/> gradient steps generation configuration.
/// </summary>
public class DefaultGradientGenerationConfiguration : ExtendedObject, IGradientGenerationConfiguration
{
private class CMYK
{
public double C { get; set; }
public double M { get; set; }
public double Y { get; set; }
public double K { get; set; }
public double OffsetPercent { get; set; }
}
private bool aborted;
private bool _isEnabled;
/// <summary>
/// Gets or sets a value indicating whether to generate the gradient steps.
/// </summary>
public bool IsEnabled
{
get { return _isEnabled; }
set { _isEnabled = value; RaisePropertyChangedAuto(); }
}
private int _resolutionCM;
/// <summary>
/// Gets or sets the gradient steps resolution in centimeters.
/// </summary>
public int ResolutionCM
{
get { return _resolutionCM; }
set { _resolutionCM = value; RaisePropertyChangedAuto(); }
}
/// <summary>
/// Initializes a new instance of the <see cref="DefaultGradientGenerationConfiguration"/> class.
/// </summary>
public DefaultGradientGenerationConfiguration()
{
ResolutionCM = 500;
}
/// <summary>
/// Creates a collection of brush stops representing the required gradient steps.
/// </summary>
/// <param name="segment">The segment.</param>
/// <param name="job">The job</param>
/// <param name="processParameters">The process parameters.</param>
/// <param name="progress">Progress callback.</param>
/// <returns></returns>
public List<BrushStop> Generate(Segment segment, Job job, ProcessParametersTable processParameters, Action<PreparingJobProgressEventArgs> progress = null)
{
aborted = false;
List<BrushStop> stops = new List<BrushStop>();
var previousSegmentsLength = segment.GetPreviousSegments().Sum(x => x.Length);
int stopIndex = 1;
if (ResolutionCM > segment.Length * 100d)
{
return segment.BrushStops.ToList();
}
IColorConverter converter = new DefaultColorConverter();
var clonedStops = segment.BrushStops.ToList().Select(x => x.Clone(segment)).ToList();
foreach (var stop in clonedStops)
{
if (aborted) return stops;
if (stop.LiquidVolumes == null)
{
stop.SetLiquidVolumes(job.Machine.Configuration, job.Rml, processParameters);
}
if (stop.BrushColorSpace == ColorSpaces.RGB || stop.BrushColorSpace == ColorSpaces.LAB)
{
var output = converter.Convert(segment.Job, stop.Color, false);
output.ApplyOnBrushStop(stop, processParameters);
}
}
var refStop = clonedStops.First().Clone(segment);
for (double cm = 0; cm <= segment.Length; cm += (ResolutionCM / 100d))
{
if (aborted) return stops;
double offset = (double)cm / segment.Length;
var cmyk = GetRelativeCMYK(clonedStops.ToList(), offset);
var stop = refStop.Clone(segment);
stop.OffsetPercent = offset * 100d;
stop.OffsetMeters = segment.Length * offset;
stop.StopIndex = stopIndex++;
stop.SetVolume(LiquidTypes.Cyan, cmyk.C);
stop.SetVolume(LiquidTypes.Magenta, cmyk.M);
stop.SetVolume(LiquidTypes.Yellow, cmyk.Y);
stop.SetVolume(LiquidTypes.Black, cmyk.K);
stop.SetLiquidVolumes(job.Machine.Configuration, job.Rml, processParameters);
stops.Add(stop);
progress?.Invoke(new PreparingJobProgressEventArgs()
{
Job = job,
Total = job.Segments.Sum(x => x.Length),
Progress = previousSegmentsLength + cm,
});
}
stops.Last().OffsetPercent = 100;
stops.Last().OffsetMeters = segment.Length;
progress?.Invoke(new PreparingJobProgressEventArgs()
{
Job = job,
Total = job.Segments.Sum(x => x.Length),
Progress = previousSegmentsLength + segment.Length,
});
return stops;
}
private CMYK GetRelativeCMYK(List<BrushStop> brushStopsCollection, double offset)
{
BrushStop refStop = brushStopsCollection.First().Clone();
brushStopsCollection = brushStopsCollection.Select(x => x.Clone()).ToList();
brushStopsCollection.ForEach(x => x.OffsetPercent = x.OffsetPercent / 100d);
var cmykCollection = brushStopsCollection.Select(x => GetCMYK(x)).ToList();
var stop = cmykCollection.FirstOrDefault(f => f.OffsetPercent == offset);
if (stop != null) return stop;
CMYK before = cmykCollection.Where(w => w.OffsetPercent == cmykCollection.Min(m => m.OffsetPercent)).First();
CMYK after = cmykCollection.Where(w => w.OffsetPercent == cmykCollection.Max(m => m.OffsetPercent)).First();
foreach (var gs in cmykCollection)
{
if (gs.OffsetPercent < offset && gs.OffsetPercent > before.OffsetPercent)
{
before = gs;
}
if (gs.OffsetPercent > offset && gs.OffsetPercent < after.OffsetPercent)
{
after = gs;
}
}
CMYK cmyk = new CMYK();
cmyk.C = (float)((offset - before.OffsetPercent) * (after.C - before.C) / (after.OffsetPercent - before.OffsetPercent) + before.C);
cmyk.M = (float)((offset - before.OffsetPercent) * (after.M - before.M) / (after.OffsetPercent - before.OffsetPercent) + before.M);
cmyk.Y = (float)((offset - before.OffsetPercent) * (after.Y - before.Y) / (after.OffsetPercent - before.OffsetPercent) + before.Y);
cmyk.K = (float)((offset - before.OffsetPercent) * (after.K - before.K) / (after.OffsetPercent - before.OffsetPercent) + before.K);
//cmyk.C *= 100d;
//cmyk.M *= 100d;
//cmyk.Y *= 100d;
//cmyk.K *= 100d;
return cmyk;
}
private CMYK GetCMYK(BrushStop stop)
{
CMYK cmyk = new CMYK();
cmyk.C = stop.GetVolume(LiquidTypes.Cyan);
cmyk.M = stop.GetVolume(LiquidTypes.Magenta);
cmyk.Y = stop.GetVolume(LiquidTypes.Yellow);
cmyk.K = stop.GetVolume(LiquidTypes.Black);
cmyk.OffsetPercent = stop.OffsetPercent;
return cmyk;
}
private Color GetRelativeRGB(List<BrushStop> brushStopsCollection, double offset)
{
brushStopsCollection = brushStopsCollection.Select(x => x.ShallowClone()).ToList();
brushStopsCollection.ForEach(x => x.OffsetPercent = x.OffsetPercent / 100d);
var point = brushStopsCollection.SingleOrDefault(f => f.OffsetPercent == offset);
if (point != null) return point.Color;
BrushStop before = brushStopsCollection.Where(w => w.OffsetPercent == brushStopsCollection.Min(m => m.OffsetPercent)).First();
BrushStop after = brushStopsCollection.Where(w => w.OffsetPercent == brushStopsCollection.Max(m => m.OffsetPercent)).First();
foreach (var gs in brushStopsCollection)
{
if (gs.OffsetPercent < offset && gs.OffsetPercent > before.OffsetPercent)
{
before = gs;
}
if (gs.OffsetPercent > offset && gs.OffsetPercent < after.OffsetPercent)
{
after = gs;
}
}
var color = new Color();
color.ScA = (float)((offset - before.OffsetPercent) * (after.Color.ScA - before.Color.ScA) / (after.OffsetPercent - before.OffsetPercent) + before.Color.ScA);
color.ScR = (float)((offset - before.OffsetPercent) * (after.Color.ScR - before.Color.ScR) / (after.OffsetPercent - before.OffsetPercent) + before.Color.ScR);
color.ScG = (float)((offset - before.OffsetPercent) * (after.Color.ScG - before.Color.ScG) / (after.OffsetPercent - before.OffsetPercent) + before.Color.ScG);
color.ScB = (float)((offset - before.OffsetPercent) * (after.Color.ScB - before.Color.ScB) / (after.OffsetPercent - before.OffsetPercent) + before.Color.ScB);
return color;
}
/// <summary>
/// Aborts the current generation.
/// </summary>
public void AbortCurrentGeneration()
{
aborted = true;
}
}
}
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