public FileContentResult ImageEditRequest([FromBody] string RequestData)
{
//map request to DTO RequestModel
JObject model = new JObject();
try
{
model = JObject.Parse(RequestData);
}
catch (Exception ex)
{
Console.Out.WriteLine(ex.ToString());
}
RequestModel request = new RequestModel();
try
{
request.ImageData = model["ImageData"].ToString();
request.Operations = model["Operations"].ToObject <List <JObject> >();
}
catch (Exception ex)
{
throw new SystemException("Invalid String", ex);
}
//create data stream
var imageDataByteArray = Convert.FromBase64String(request.ImageData);
var imageDataStream = new MemoryStream(imageDataByteArray);
imageDataStream.Position = 0;
//Save edited image result here
var imageOutStream = new MemoryStream();
ImageFactory imageFactory = new ImageFactory();
imageFactory.Load(imageDataStream);
foreach (JObject JOp in request.Operations)
{
if (JOp.ContainsKey("Resize"))
{
var JTemp = JOp["Resize"];
Resize resize = JTemp.ToObject <Resize>();
resize.PerformAction(imageFactory);
}
else if (JOp.ContainsKey("Filter"))
{
var JTemp = JOp["Filter"];
Filter filter = JTemp.ToObject <Filter>();
filter.PerformAction(imageFactory);
}
else if (JOp.ContainsKey("Flip"))
{
var JTemp = JOp["Flip"];
Flip flip = JTemp.ToObject <Flip>();
flip.PerformAction(imageFactory);
}
else if (JOp.ContainsKey("RotateRight"))
{
var JTemp = JOp["RotateRight"];
RotateRight rotate = JTemp.ToObject <RotateRight>();
rotate.PerformAction(imageFactory);
}
else if (JOp.ContainsKey("RotateDegrees"))
{
var JTemp = JOp["RotateDegrees"];
RotateDegrees rotateDegrees = JTemp.ToObject <RotateDegrees>();
rotateDegrees.PerformAction(imageFactory);
}
else if (JOp.ContainsKey("Thumbnail"))
{
var JTemp = JOp["Thumbnail"];
Thumbnail thumbnail = JTemp.ToObject <Thumbnail>();
thumbnail.PerformAction(imageFactory);
}
}
imageFactory.Save(imageOutStream);
return(File(imageOutStream.ToArray(), "image/png"));
}
