/// <summary>
/// Create Icon
/// </summary>
/// <param name="sourceBitmap">Set source Bitmap</param>
/// <param name="iconSize">Set icon size</param>
/// <returns></returns>
public static Icon CreateIcon(this System.Drawing.Bitmap sourceBitmap, IconSizeDimensions iconSize)
{
System.Drawing.Bitmap squareCanvas = sourceBitmap.CopyToSquareCanvas(Color.Transparent);
squareCanvas = (System.Drawing.Bitmap)squareCanvas.GetThumbnailImage((int)iconSize, (int)iconSize, null, new IntPtr());
Icon iconResult = Icon.FromHandle(squareCanvas.GetHicon());
return(iconResult);
}
private void btnOpenOriginal_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Select an image file.";
ofd.Filter = "Png Images(*.png)|*.png|Jpeg Images(*.jpg)|*.jpg";
ofd.Filter += "|Bitmap Images(*.bmp)|*.bmp";
if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
StreamReader streamReader = new StreamReader(ofd.FileName);
originalBitmap = (Bitmap)Bitmap.FromStream(streamReader.BaseStream);
streamReader.Close();
previewBitmap = originalBitmap.CopyToSquareCanvas(picPreview.Width);
picPreview.Image = previewBitmap;
ApplyFilter(true);
}
}
/// <summary>
/// Open image button calls CopyToSquareCanvas() method and loads the image in pictureBox
/// </summary>
/// <param name="sender">is given which couses the event</param>
/// <param name="e">is given event</param>
private void btnOpenOriginal_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Select an image file.";
ofd.Filter = "Jpeg Images(*.jpg)|*.jpg|Png Images(*.png)|*.png |Bitmap Images(*.bmp)|*.bmp";
try
{
if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
pictureName = ofd.FileName;
StreamReader streamReader = new StreamReader(pictureName);
originalBitmap = (Bitmap)Bitmap.FromStream(streamReader.BaseStream);
streamReader.Close();
previewBitmap = originalBitmap.CopyToSquareCanvas(picPreview.Width);
picPreview.Image = previewBitmap;
ApplyFilter(true);
}
}
catch (ArgumentException)
{
MessageBox.Show("The file is corrupt. Please choose another file");
}
}
