Exemplo n.º 1
0
        public DjvuFileInfo GetFileInfo(int fileNumber)
        {
            if (fileNumber < 0 || fileNumber >= FileCount)
            {
                throw new ArgumentOutOfRangeException(nameof(fileNumber));
            }

            DjvuFileInfo info   = null;
            int          status = 0;
            int          size   = Marshal.SizeOf <DjvuFileInfo>();
            IntPtr       buffer = Marshal.AllocHGlobal(size);

            status = NativeMethods.GetDjvuDocumentFileInfo(Document, fileNumber, buffer, size);

            // DjvuDocumentInfo is not initialized
            if (status < 2)
            {
                return(null);
            }

            if (status == 2)
            {
                info = DjvuFileInfo.GetDjvuFileInfo(buffer);
                Marshal.FreeHGlobal(buffer);
                return(info);
            }
            else
            {
                throw new ApplicationException($"Failed to get PageInfo for page number: {fileNumber}");
            }
        }
Exemplo n.º 2
0
        public static DjvuFileInfo GetDjvuFileInfo(IntPtr nativeInfo)
        {
            NativeFileInfo infoNative = Marshal.PtrToStructure <NativeFileInfo>(nativeInfo);
            DjvuFileInfo   info       = new DjvuFileInfo(infoNative);

            return(info);
        }