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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using Erik.Utilities.Bases;
namespace OneThreadSamples
{
class NegativePO : BaseProgressiveOperation
{
Bitmap _bmp;
public NegativePO(Bitmap bmp)
{
_bmp = bmp;
_totalSteps = bmp.Width * bmp.Height;
MainTitle = "Performing negative transformation";
}
public override void Start()
{
_currentStep = 0;
OnOperationStart(EventArgs.Empty);
for (int x = 0; x < _bmp.Width; x++)
{
for (int y = 0; y < _bmp.Height; y++)
{
Color c = _bmp.GetPixel(x, y);
Color n = Color.FromArgb(255 - c.R, 255 - c.G, 255 - c.B);
_bmp.SetPixel(x, y, n);
_currentStep++;
OnOperationProgress(EventArgs.Empty);
}
}
OnOperationEnd(EventArgs.Empty);
}
}
}
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