public ActionResult Create(GalleryCreateViewModel galleryCreate)
{
var image = galleryCreate.Image;
var imageSave = WorkImage.CreateImage(galleryCreate.Image, 800, 600);
if(imageSave!=null)
{
string path = Server.MapPath("~/Upload/ImageGallery/");
string fileName = Guid.NewGuid().ToString() + ".jpg";
imageSave.Save(path + fileName, ImageFormat.Jpeg);
}
return View();
}
public ActionResult Create(HttpPostedFileBase image)
{
Bitmap imageSave = WorkImage.CreateImage(image, 800, 600);
if (imageSave != null)
{
string path = Server.MapPath(ConfigurationManager.AppSettings["ImagePathGallery"]);
string fileName = Guid.NewGuid().ToString() + ".jpg";
imageSave.Save(path + fileName, ImageFormat.Jpeg);
}
return(View());
}
public WorkImage UpdateWorkImage(WorkImage workImage)
{
try
{
workImage.LastEditedDateTime = DateTime.UtcNow;
DbContext.WorkImages.Update(workImage);
DbContext.SaveChanges();
return(workImage);
}
catch (Exception e)
{
Console.WriteLine(e);
return(null);
}
}
private void SaveImages(HttpPostedFileBase[] Images, int postId, string path, int height, int width, string miniPath, int miniHeight, int miniWidth)
{
foreach (var img in Images)
{
string name = Path.GetFileName(img.FileName);
string miniName = Path.GetFileName(img.FileName);
Bitmap imgs = WorkImage.CreateImage(img, width, height);
Bitmap miniImg = WorkImage.CreateImage(img, miniHeight, miniWidth);
int i = 1;
if (imgs != null)
{
string[] dirs = Directory.GetFiles(path, name);
while (dirs.Length != 0)
{
name = "copy-" + i + "-" + Path.GetFileName(img.FileName);
i++;
dirs = Directory.GetFiles(path, name);
}
string filename = path + name;
imgs.Save(filename, ImageFormat.Jpeg);
}
int h = 1;
if (miniImg != null)
{
string[] miniDirs = Directory.GetFiles(miniPath, miniName);
while (miniDirs.Length != 0)
{
miniName = "copy-" + h + "-" + Path.GetFileName(img.FileName);
h++;
miniDirs = Directory.GetFiles(miniPath, miniName);
}
string filename = miniPath + miniName;
miniImg.Save(filename, ImageFormat.Jpeg);
}
SaveImage(name, miniName, postId);
}
}
/// <summary>
/// Draws the specified word cloud given list of words and frequecies
/// </summary>
/// <param name="words">List of words ordered by occurance.</param>
/// <param name="freqs">List of frequecies.</param>
/// <param name="bgcolor">Backgroud color of the output image</param>
/// <param name="img">Backgroud image of the output image</param>
/// <returns>Image of word cloud.</returns>
/// <exception cref="System.ArgumentException">
/// Arguments null.
/// or
/// Must have the same number of words as frequencies.
/// </exception>
private Image Draw(IList <string> words, IList <int> freqs, Color bgcolor, Image img)
{
#if DEBUG
ShowIntegralImgStepDraw(Map.IntegralImageToBitmap());
_drawWaitHandle.Reset();
#endif
var fontSize = MaxFontSize;
if (words == null || freqs == null)
{
throw new ArgumentException("Arguments null.");
}
if (words.Count != freqs.Count)
{
throw new ArgumentException("Must have the same number of words as frequencies.");
}
Bitmap result;
if (img == null)
{
result = new Bitmap(WorkImage.Width, WorkImage.Height);
}
else
{
if (img.Size != WorkImage.Bitmap.Size)
{
throw new Exception("The backgroud img should be with the same size with the mask");
}
result = new Bitmap(img);
}
using (var gworking = Graphics.FromImage(WorkImage.Bitmap))
using (var gresult = Graphics.FromImage(result))
{
if (img == null)
{
gresult.Clear(bgcolor);
}
gresult.TextRenderingHint = TextRenderingHint.AntiAlias;
gworking.TextRenderingHint = TextRenderingHint.AntiAlias;
var lastProgress = 0.0d;
for (var i = 0; i < words.Count; ++i)
{
var progress = (double)i / words.Count;
if (progress - lastProgress > 0.01)
{
ShowProgress(progress);
lastProgress = progress;
}
if (!UseRank)
{
fontSize = (float)Math.Min(fontSize, 100 * Math.Log10(freqs[i] + 100));
}
var format = new StringFormat();
if (AllowVertical)
{
if (Random.Next(0, 2) == 1)
{
format.FormatFlags = StringFormatFlags.DirectionVertical;
}
}
Point p;
bool foundPosition;
Font font;
Debug.WriteLine("Word: " + words[i]);
do
{
font = new Font(Fontname, fontSize, GraphicsUnit.Pixel);
var size = gworking.MeasureString(words[i], font, new PointF(0, 0), format);
Debug.WriteLine("Search with font size: " + fontSize);
foundPosition = Map.GetRandomUnoccupiedPosition((int)size.Width, (int)size.Height, out p);
if (!foundPosition)
{
fontSize -= FontStep;
}
} while (fontSize > 0 && !foundPosition);
Debug.WriteLine("Found pos: " + p);
if (fontSize <= 0)
{
break;
}
gworking.DrawString(words[i], font, new SolidBrush(FontColor), p.X, p.Y, format);
gresult.DrawString(words[i], font, new SolidBrush(FontColor), p.X, p.Y, format);
Map.Update(WorkImage, p.X, p.Y);
#if DEBUG
if (StepDrawMode)
{
ShowResultStepDraw(new Bitmap(WorkImage.Bitmap));
ShowIntegralImgStepDraw(Map.IntegralImageToBitmap());
_drawWaitHandle.WaitOne();
}
#endif
}
}
WorkImage.Dispose();
return(result);
}
protected override void WebResponseHandle(string response, ICatchItem catchItem)
{
try
{
string html = response;
var doc = new HtmlDocument();
string coserName = string.Empty;
string title = string.Empty;
string fileName = string.Empty;
doc.LoadHtml(html);
IPage page = RuleConfig.PageRule.GetRule(PageType.Images);
coserName = page.GetSingleNodeValue(doc.DocumentNode, "CoserName");
title = page.GetSingleNodeValue(doc.DocumentNode, "Title");
if (!string.IsNullOrEmpty(title))
{
foreach (char rInvalidChar in System.IO.Path.GetInvalidPathChars())
{
title = title.Replace(rInvalidChar.ToString(), string.Empty);
}
string errChar = "\\/:*?";
foreach (char rInvalidChar in errChar)
{
title = title.Replace(rInvalidChar.ToString(), string.Empty);
}
}
var imgNodes = page.GetNodes(doc.DocumentNode, "WorkImage");
if (imgNodes != null)
{
if (catchItem.Extend != null && catchItem.Extend is Work)
{
Work work = (Work)catchItem.Extend;
string workAddress = catchItem.Uri.AbsoluteUri;
imgNodes.ToList()
.ForEach(x =>
{
string address = page.GetSingleNodeValue(x, "WorkImage.Src");
// 删除尾部限定大小
var regex = new Regex(@"((http|https)://)(([a-zA-Z0-9\._-]+)/)+(w\d+)");
if (regex.IsMatch(address))
{
address = address.Substring(0, address.LastIndexOf('/'));
}
logger.InfoFormat("添加图片:[Address:{0}, CoserName:{1}, WorkAddress:{2}]", address, coserName, workAddress);
WorkImage workImage = new WorkImage()
{
Work = work, WorkId = work.Id, Address = address
};
workImageHelper.Add(workImage);
// 事件推送图片添加成功
syncWorkImageAdd?.Invoke(workImage);
});
// 完成后，从作品抓取列表中清除
logger.InfoFormat("完成抓取: {0}", catchItem.Uri.AbsoluteUri);
// 事件推送作品图片已抓取
work.IsCatchImage = true;
work.Title = title;
}
}
}
catch (Exception ex)
{
logger.ErrorFormat("WorkImageCatcher WebResponseHandle:{0}", ex);
}
}
