protected override IGatewayHandler ProcessGatewayRequest(HttpContext objHttpContext, string strAction)
{
IGatewayHandler objGH = null;
if (!String.IsNullOrEmpty(strAction) && strAction.Equals("FileContent"))
{
if (objHttpContext != null &&
objHttpContext != null &&
objHttpContext.Response != null)
{
// Disable cache.
objHttpContext.Response.Expires = -1;
// Set Headers for the Pdf attachment
objHttpContext.Response.ContentType = "application/octet-stream";
objHttpContext.Response.AddHeader("Content-Disposition", string.Format("inline; filename={0};", _ReportName));
objHttpContext.Response.BinaryWrite(_BinarySource.ToArray());
objHttpContext.Response.Flush();
objHttpContext.Response.End();
}
}
return(objGH);
}
void IGatewayComponent.ProcessRequest(IContext objContext, string strAction)
{
// Trt to get the gateway handler
IGatewayHandler objGatewayHandler = ProcessGatewayRequest(objContext.HttpContext, strAction);
if (objGatewayHandler != null)
{
objGatewayHandler.ProcessGatewayRequest(objContext, this);
}
}
protected override IGatewayHandler ProcessGatewayRequest(HttpContext objContext, string strAction)
{
IGatewayHandler objGH = null;
int NewWidth = this.Size.Width;
int MaxHeight = this.Size.Height;
bool OnlyResizeIfWider = true;
if (imageName.Length != 0)
{
if (!(File.Exists(imageName)))
{
imageName = Path.Combine(VWGContext.Current.Config.GetDirectory("Images"), "no_photo.jpg");
}
// This allows us to resize the image. It prevents skewed images and
// also vertically long images caused by trying to maintain the aspect
// ratio on images who's height is larger than their width
System.Drawing.Image FullsizeImage = System.Drawing.Image.FromFile(imageName);
// Prevent using images internal thumbnail
FullsizeImage.RotateFlip(System.Drawing.RotateFlipType.Rotate180FlipNone);
FullsizeImage.RotateFlip(System.Drawing.RotateFlipType.Rotate180FlipNone);
if (OnlyResizeIfWider)
{
if (FullsizeImage.Width <= NewWidth)
{
NewWidth = FullsizeImage.Width;
}
}
int NewHeight = FullsizeImage.Height * NewWidth / FullsizeImage.Width;
if (NewHeight > MaxHeight)
{
// Resize with height instead
NewWidth = FullsizeImage.Width * MaxHeight / FullsizeImage.Height;
NewHeight = MaxHeight;
}
System.Drawing.Image NewImage = FullsizeImage.GetThumbnailImage(NewWidth, NewHeight, null, IntPtr.Zero);
// Clear handle to original file so that we can overwrite it if necessary
FullsizeImage.Dispose();
// Save resized picture
NewImage.Save(HttpContext.Current.Response.OutputStream, ImageFormat.Jpeg);
NewImage.Dispose();
}
return(objGH);
}
internal void SetHandler(IGatewayHandler gatewayHandler)
{
_gatewayHandler = gatewayHandler;
}
