Create Icon from Image : Image « 2D Graphics « C# / C Sharp






Create Icon from Image

       

using System;
using System.Collections.Generic;
using System.Linq;
using System.Drawing;
using System.Text;

public class Common
{
    public static Icon MakeIcon(Image img, int size, bool keepAspRatio)
    {
        Bitmap square = new Bitmap(size, size);
        Graphics g = Graphics.FromImage(square);
        int x, y, w, h;
        if (!keepAspRatio || img.Height == img.Width)
        { x = y = 0; w = h = size; }
        else
        {
            float r = (float)img.Width / (float)img.Height;
            if (r > 1)
            {
                w = size; h = (int)((float)size / r);
                x = 0; y = (size - h) / 2;
            }
            else
            {
                w = (int)((float)size * r);
                h = size; y = 0; x = (size - w) / 2;
            }
        }
        g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
        g.DrawImage(img, x, y, w, h); g.Flush();
        return Icon.FromHandle(square.GetHicon());
    }
}

   
    
    
    
    
    
    
  








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