/// <see cref="ImageConverter.ConvertSelectedArea(Font, Image, string, bool)"/>
public override Image ConvertSelectedArea(Font font, Image img, string subset, bool colorConversion)
{
ASCIICharHolder holder = GetAppropriateHolder(font, subset);
try
{
int x0 = Math.Min(Form1.rectStartPoint.X, Form1.rectEndPoint.X);
int y0 = Math.Min(Form1.rectStartPoint.Y, Form1.rectEndPoint.Y);
int width = Math.Abs(Form1.rectStartPoint.X - Form1.rectEndPoint.X);
int height = Math.Abs(Form1.rectStartPoint.Y - Form1.rectEndPoint.Y);
if (font.Size > width || font.Height > height)
{
return(img);
}
Rectangle cloneRect = new Rectangle(x0, y0, width, height);
Image convertPartImage = ((Bitmap)img).Clone(cloneRect, img.PixelFormat);
ImageGrayScaler imgProcesser = new ImageGrayScaler((Bitmap)convertPartImage);
originalImg = (Bitmap)convertPartImage;
convertPartImage = imgProcesser.ConvertToGrayScale();
convertPartImage = ConvertToASCII((Bitmap)convertPartImage, font, holder, colorConversion);
using (Graphics g = Graphics.FromImage(img))
{
g.DrawImage(convertPartImage, cloneRect);
}
return(img);
}
catch (Exception)
{
throw new Exception("Image conversion failed");
}
}
/// <see cref="ImageConverter.ConvertFullImage(Font, Image, string, bool)"/>
public override Image ConvertFullImage(Font font, Image img, string subset, bool colorConversion)
{
ImageGrayScaler imgProcesser = new ImageGrayScaler((Bitmap)img);
originalImg = (Bitmap)img;
img = imgProcesser.ConvertToGrayScale();
ASCIICharHolder holder = GetAppropriateHolder(font, subset);
try
{
return(ConvertToASCII((Bitmap)img, font, holder, colorConversion));
}
catch (Exception)
{
throw new Exception("Image conversion failed");
}
}
