private Size calcNewSize(ImageWI iwi)
{
Size oldSize = ImageWorker.GetCurrentSize(iwi);
logger.Debug("oldsize of image {0}:{1}", iwi.Name, oldSize);
float ratio = oldSize.Width * 1f / oldSize.Height;
Size newSize;
if (this.AbsoluteSizing)
{
newSize = new Size(this.SizeX, (int)(this.SizeX / ratio));
logger.Debug("newsize (absolut) of image {0}:{1}", iwi.Name, newSize);
}
else
{
// suppose relativesizing
newSize = new Size((int)(oldSize.Width * (this.SizePercent / 100f)), (int)(oldSize.Height * (this.SizePercent / 100f)));
logger.Debug("newsize (percentage) of image {0}:{1}", iwi.Name, newSize);
}
return(newSize);
}
public override bool Process(ImageWI iwi)
{
Size s = ImageWorker.GetCurrentSize(iwi);
Size tileSize = new Size();
tileSize.Width = s.Width / this.XSliceCount;
tileSize.Height = s.Height / this.YSliceCount;
int i = 0;
for (int x = 0; x < this.XSliceCount; x++)
{
for (int y = 0; y < this.YSliceCount; y++)
{
int left = x * tileSize.Width;
int top = y * tileSize.Height;
FIBITMAP aTile = FreeImage.Copy(iwi.ImageHandle, left, top, left + tileSize.Width, top + tileSize.Height);
ImageWorker.SaveJPGImageHandle(aTile, new FileInfo(iwi.CurrentFile.AugmentFilename(string.Format("_tile_{0:000}", i))));
i++;
}
}
return(true);
}