public RenderListener(PdfReader reader, int pageNumber, float pageUnits)
{
_reader = reader;
_pageNumber = pageNumber;
_pageUnits = pageUnits;
ImagesInfo = new ImagesInfo();
TextsInfo = new TextsInfo();
}
public void RenderImage(ImageRenderInfo renderInfo)
{
float area = renderInfo.GetArea();
Matrix matrix = renderInfo.GetImageCTM();
int?mcid = renderInfo.GetMcid();
PdfIndirectReference indirectRef = renderInfo.GetRef();
if (indirectRef == null)
{
return;
}
PdfObject pdfObject = null;
PdfDictionary imgDictionary = null;
ImageInfo imageInfo = null;
PdfObject directObj = _reader.GetPdfObject(indirectRef.Number);
PdfDictionary imgObject = (PdfDictionary)PdfReader.GetPdfObject(directObj);
imageInfo = new ImageInfo(imgObject, matrix, _pageUnits, _pageNumber, renderInfo);
if (imageInfo.IsImage)
{
imgObject.Put(new PdfName("ITXT_ObjectId"), new PdfName(imageInfo.ID.ToString()));
ImagesInfo.Add(imageInfo);
}
//PRStream maskStream = (PRStream)imgDictionary.GetAsStream(PdfName.MASK) ?? (PRStream)imgDictionary.GetAsStream(PdfName.SMASK);
//if (maskStream != null)
//{
// PdfImageObject maskImage = new PdfImageObject(maskStream);
// string filtype = maskImage.GetFileType();
// var bytes = maskImage.GetImageAsBytes();
// System.IO.File.WriteAllBytes(@"c:\1.png", bytes);
//}
//var props = renderInfo.GetImage().GetDrawingImage();
//if (extension == ".jpeg")
// tempImage.Save(fileName, System.Drawing.Imaging.ImageFormat.Jpeg);
//else
//props.Save(@"c:\1.jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
//if (indirectRef != null)
//{
// pdfObject = _reader.GetPdfObject(indirectRef.Number);
// imgDictionary = (PdfDictionary) PdfReader.GetPdfObject(pdfObject);
// imageInfo = new ImageInfo(imgDictionary, matrix, _pageUnits, _pageNumber, renderInfo);
//}
//else
//{
// imgDictionary = renderInfo.GetImage().GetDictionary();
// imageInfo = new ImageInfo(imgDictionary, matrix, _pageUnits, _pageNumber, renderInfo);
//}
}
// GET api/<controller>
/// <summary>
/// GET
/// </summary>
/// <returns>戻り値</returns>
public HttpResponseMessage Get()
//public ImagesInfo Get()
{
//画像のパスを取得
var rootPath = HttpContext.Current.Server.MapPath("./");
//画像データの取得
var imgs = new ImagesInfo();
imgs.Data.Add(ReadImageData(System.IO.Path.Combine(rootPath, @"images\test.png")));
imgs.Data.Add(ReadImageData(System.IO.Path.Combine(rootPath, @"images\test2.png")));
imgs.Number = imgs.Data.Count;
//レスポンスの作成
var res = new HttpResponseMessage();
res.StatusCode = HttpStatusCode.OK;
//TODO もっといい方法がないか？共通化できないか？
//レスポンスをjsonかxmlどちらにするかを決定
if (HttpContext.Current.Request.ContentType == "application/xml")
{
//レスポンス：XML
using (var ms = new MemoryStream())
{
var ser = new XmlSerializer(typeof(ImagesInfo));
ser.Serialize(ms, imgs);
res.Content = new StringContent(Encoding.UTF8.GetString(ms.ToArray()), Encoding.UTF8, "application/xml");
}
}
else
{
//レスポンス：JSON
res.Content = new StringContent(Newtonsoft.Json.JsonConvert.SerializeObject(imgs), Encoding.UTF8, "application/json");
}
return(res);
}
public JsonResult UploadImages()
{
try
{
string resultString = "Files are seccessfully uploaded";
string resultType = "success";
Repository <ImagesInfo> imageInfoRepository = new Repository <ImagesInfo>();
ImagesInfo imgInfo = imageInfoRepository.GetList().First();
Repository <ImageEntity> imageRepository = new Repository <ImageEntity>();
foreach (string file in Request.Files)
{
imgInfo.TotalCount++;
var upload = Request.Files[file];
string fileName = "Image" + imgInfo.TotalCount + upload.FileName.Substring(upload.FileName.LastIndexOf('.'));
if (upload != null)
{
string foundTags = String.Empty;
string resultTags = String.Empty;
using (Image inputImage = Image.FromStream(upload.InputStream))
{
try
{
PropertyItem basicTag = inputImage.GetPropertyItem(40094); // Hex 9C9E
if (basicTag != null)
{
foundTags = Encoding.Unicode.GetString(basicTag.Value).Replace("\0", string.Empty);
Char[] separators = { ',', ';', ' ' };
string[] tagsList = DeleteLastSemicolon(foundTags.Trim()).Split(separators);
for (int i = 0; i < tagsList.Length; i++)
{
if (tagsList[i] == "")
{
continue;
}
string tag = tagsList[i].Trim().ToLower();
resultTags += tag;
resultTags += ";";
}
}
}
// ArgumentException is thrown when GetPropertyItem(int) is not found
catch (ArgumentException)
{
resultString = "No data in property \"Tag\" in some image or Property \"Tags\" isn't found in this type of file";
resultType = "danger";
}
}
string imagePath = Server.MapPath("~/Content/Images/Images/LargeImages/Temp" + fileName);
upload.SaveAs(imagePath);
imageInfoRepository.Update(imgInfo);
//FileInfo savedImage = new FileInfo(Server.MapPath("~/Content/Images/Images/LargeImages/" + fileName));
double height;
double width;
double proportion;
double newHeight;
int newWidth;
using (Image imageFromPath = Image.FromFile(imagePath))
{
height = imageFromPath.Height;
width = imageFromPath.Width;
proportion = height / width;
newHeight = 2000;
newWidth = (int)(newHeight / proportion);
if (newWidth > 5120)
{
newWidth = 5120;
newHeight = (int)(newWidth * proportion);
}
Bitmap resizedImage = changeMainImageSize(imagePath, (int)newHeight, newWidth);
if (resizedImage != null)
{
resizedImage.Save(Server.MapPath("~/Content/Images/Images/LargeImages/") + fileName);
}
}
using (Image imageFromPath = Image.FromFile(imagePath))
{
newHeight = 600;
newWidth = (int)(newHeight / proportion);
if (newWidth > 5120)
{
newWidth = 5120;
newHeight = (int)(newWidth * proportion);
}
Bitmap resizedImage = changeMainImageSize(imagePath, (int)newHeight, newWidth);
if (resizedImage != null)
{
resizedImage.Save(Server.MapPath("~/Content/Images/Images/MiddleImages/") + fileName);
}
}
using (Image imageFromPath = Image.FromFile(imagePath))
{
newHeight = 200;
newWidth = (int)(newHeight / proportion);
if (newWidth > 5120)
{
newWidth = 5120;
newHeight = (int)(newWidth * proportion);
}
Bitmap resizedImage = changeMainImageSize(imagePath, (int)newHeight, newWidth);
if (resizedImage != null)
{
resizedImage.Save(Server.MapPath("~/Content/Images/Images/SmallImages/") + fileName);
}
}
System.IO.File.Delete(imagePath);
ImageEntity image = new ImageEntity {
Name = fileName, Tags = resultTags != string.Empty ? DeleteLastSemicolon(resultTags) : null, AddingTime = DateTime.Now
};
imageRepository.Create(image);
}
}
return(Json(new { type = resultType, resultString = resultString }));
}
catch (Exception ex)
{
ExceptionProcessor exceptionProcessor = new ExceptionProcessor();
exceptionProcessor.process(ex);
return(Json("Exception"));
}
}
protected void btnCrop_OnClick(object sender, EventArgs e)
{
int X1 = Convert.ToInt32(Request.Form["x1"]);
int Y1 = Convert.ToInt32(Request["y1"]);
int X2 = Convert.ToInt32(Request.Form["x2"]);
int Y2 = Convert.ToInt32(Request.Form["y2"]);
int X = System.Math.Min(X1, X2);
int Y = System.Math.Min(Y1, Y2);
int w = Convert.ToInt32(Request.Form["w"]);
int h = Convert.ToInt32(Request.Form["h"]);
// That can be any image type (jpg,jpeg,png,gif) from any where in the local server
bool flag = true;
string originalFile = "";
string oldFile = "";
try
{
originalFile = Server.MapPath(originalImage.Src);
oldFile = Server.MapPath(originalImage.Src);
}
catch (Exception ex)
{
flag = false;
originalFile = originalImage.Src;
}
var aImageInfos = (List <ImagesInfo>)Session["AllImageLink"];
var aImageInfosCrop = (List <ImagesInfo>)Session["AllImageLinkCrop"];
System.Drawing.Image img = null;
var aImageInfo = new ImagesInfo();
var aImageInfo1 = new ImagesInfo();
if (flag)
{
img = System.Drawing.Image.FromFile(originalFile);
aImageInfo = aImageInfos.Where(x => x.ImagesLink.Trim() == originalImage.Src).FirstOrDefault();
aImageInfo1 = aImageInfosCrop.Where(x => x.ImagesLink.Trim() == originalImage.Src).FirstOrDefault();
}
else
{
img = DownloadImageFromUrl(originalFile);
aImageInfo = aImageInfos.Where(x => x.ImagesLink.Trim() == originalFile).FirstOrDefault();
aImageInfo1 = aImageInfosCrop.Where(x => x.ImagesLink.Trim() == originalFile).FirstOrDefault();
}
using (Bitmap _bitmap = new Bitmap(w, h))
{
_bitmap.SetResolution(img.HorizontalResolution, img.VerticalResolution);
using (Graphics _graphic = Graphics.FromImage(_bitmap))
{
_graphic.InterpolationMode = InterpolationMode.HighQualityBicubic;
_graphic.SmoothingMode = SmoothingMode.HighQuality;
_graphic.PixelOffsetMode = PixelOffsetMode.HighQuality;
_graphic.CompositingQuality = CompositingQuality.HighQuality;
_graphic.DrawImage(img, 0, 0, w, h);
_graphic.DrawImage(img, new Rectangle(0, 0, w, h), X, Y, w, h, GraphicsUnit.Pixel);
if (txtAdditionalText.Value.Trim() != "")
{
// For Transparent Watermark Text
int opacity = 255; // range from 0 to 255
//SolidBrush brush = new SolidBrush(Color.Red);
SolidBrush brush = new SolidBrush(Color.FromArgb(opacity, Color.White));
Font font = new Font("Arial", 16);
_graphic.DrawString(txtAdditionalText.Value, font, brush, new PointF(0, 10));
}
string extension = Path.GetExtension(originalFile);
string croppedFileName = Guid.NewGuid().ToString();
string path = Server.MapPath("~/Upload/");
// If the image is a gif file, change it into png
if (extension.EndsWith("gif", StringComparison.OrdinalIgnoreCase))
{
extension = ".png";
}
string newFullPathName = string.Concat(path, croppedFileName, extension);
using (EncoderParameters encoderParameters = new EncoderParameters(1))
{
encoderParameters.Param[0] = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality,
value: 100L);
_bitmap.Save(newFullPathName, GetImageCodec(extension), encoderParameters);
}
string filename = string.Concat("/Upload/", croppedFileName + extension);
aImageInfo.ImagesLink = filename;
aImageInfo1.ImagesLink = filename;
originalImage.Src = filename;
if (File.Exists(oldFile))
{
File.Delete(oldFile);
}
}
}
Session["AllImageLinkCrop"] = aImageInfosCrop;
Session["AllImageLink"] = aImageInfos;
}
