public Result <Bitmap> DrawTagsCloud(IPaintingSettings settings)
{
var lauouterResult = layouter.LayoutTags();
if (!lauouterResult.IsSuccess)
{
return(Result.Fail <Bitmap>(lauouterResult.Error));
}
var placedTags = lauouterResult.Value;
var actualSize =
PaintHelper.CalculateImageSize(placedTags.Select(PaintHelper.ToRect));
var image = new Bitmap(settings.ImageSize.Height, settings.ImageSize.Width);
if (!IsFit(actualSize, settings.ImageSize))
{
return(Result.Fail <Bitmap>("Actual image size is bigger then given"));
}
var g = Graphics.FromImage(image);
g.SmoothingMode = SmoothingMode.HighQuality;
var offset = PaintHelper.CalculateCenterLocation(actualSize);
foreach (var placedTag in placedTags)
{
var tag = placedTag.Tag;
var location = placedTag.Location;
var newL = new Point(location.X + offset.X, location.Y + offset.Y);
var rect = new Rectangle(newL, tag.Size);
var fontName = settings.Font.Name;
var emSize = PaintHelper.FindFontSize(rect.Size, tag.Word, fontName, g);
g.DrawString(tag.Word, new Font(fontName, emSize),
new SolidBrush(settings.ColorProvider.Colorize(tag)), rect);
}
return(Result.Ok(image));
}
public Result <Bitmap> Create(IPaintingSettings settings)
{
return(painter.DrawTagsCloud(settings));
}
public OneColorPainter(IPaintingSettings settings)
{
this.settings = settings;
}