private static Image CreateBackdrop(IndexViewModel model)
{
var backdrop = new Backdrop(Image.FromStream(model.InputImage.InputStream), model.ToBackdropSettings());
if (model.AddDominantColorsOverlay)
{
AddDominantColorsOverlay(backdrop);
}
return backdrop.Image;
}
private static void CreateBackdrop(ProgramOptions programOptions)
{
var imagePath = programOptions.InputFile;
var backdrop = new Backdrop(Image.FromFile(imagePath, false), programOptions.ToBackdropSettings());
if (programOptions.AddDominantColorsOverlay)
{
AddDominantColorsOverlay(backdrop);
}
backdrop.Image.Save(programOptions.DefinitiveOutputFile, programOptions.OutputImageFormat.ToImageFormat());
}
private static void AddDominantColorsOverlay(Backdrop backdrop)
{
var boxWidth = (int)((float)backdrop.Image.Width / backdrop.DominantColors.Count());
var boxHeight = (int)(boxWidth * 0.2);
var boxSize = new Size(boxWidth, boxHeight);
for (var i = 0; i < backdrop.DominantColors.Count; ++i)
{
using (var coloredBoxGraphics = Graphics.FromImage(backdrop.Image))
using (var solidBrush = new SolidBrush(backdrop.DominantColors[i]))
{
coloredBoxGraphics.FillRectangle(solidBrush, new Rectangle(new Point(i * boxWidth, backdrop.Image.Height - boxHeight), boxSize));
}
}
}