public Bitmap DrawTagCloud(string text, ICloudSetting setting)
{
var strTokens = tokensParser.GetTokens(text);
strTokens = filter.Filtering(strTokens);
var tokens = CreateTokens(strTokens).OrderByDescending(token => token.Count).ToArray();
visualizer.Clear();
var font = setting.Font;
if (tokens.Length == 0)
{
return(visualizer.Save());
}
var maxCount = tokens[0].Count;
foreach (var token in tokens)
{
font = new Font(font.FontFamily, (int)Math.Max(((double)token.Count / maxCount) * setting.Font.Size, 9f));
var rect = rectangleGenerator.PutNextRectangle(TextRenderer.MeasureText(token.Value, font));
visualizer.DrawTag(new TagRectangle(token.Value, rect), font);
}
return(visualizer.Save());
}
public Visualizer(ICloudSetting cloudSetting)
{
CloudSetting = cloudSetting;
bitmap = new Bitmap(cloudSetting.ImageSize.Width, cloudSetting.ImageSize.Height);
graphics = Graphics.FromImage(bitmap);
}