syntax = "proto3";
package ironpdfengineproto;

option java_package = "com.ironsoftware.ironpdf.internal.proto";
option java_multiple_files = true;

message EmptyP {}

message HandshakeRequestP {
  string expectedVersion = 1;
  optional string prog_lang = 2;
}

message HandshakeResponseP {
  oneof result_or_exception {
    EmptyP success = 1;
    string requiredVersion = 2;
    RemoteExceptionP exception = 3;
  }
}

// Exceptions
message RemoteExceptionP {
  string exception_type = 1;
  string message = 2;
  string remote_stack_trace = 3;
  optional RemoteExceptionP root_exception = 4;
}

message EmptyResultP {
  oneof result_or_exception {
    EmptyP result = 1;
    RemoteExceptionP exception = 2;
  }
}

message BooleanResultP {
  oneof result_or_exception {
    bool result = 1;
    RemoteExceptionP exception = 2;
  }
}

message BytesResultStreamP {
  oneof result_or_exception {
    bytes result_chunk = 1;
    RemoteExceptionP exception = 2;
  }
}

message IntResultP {
  oneof result_or_exception {
    int32 result = 1;
    RemoteExceptionP exception = 2;
  }
}

message StringResultP {
  oneof result_or_exception {
    string result = 1;
    RemoteExceptionP exception = 2;
  }
}

message StringDictionaryEntryP {
  string key = 1;
  string value = 2;
}

message StringDictionaryP {
  repeated StringDictionaryEntryP items = 1;
}

message StringDictionaryResultP {
  oneof result_or_exception {
    StringDictionaryP result = 1;
    RemoteExceptionP exception = 2;
  }
}

message ListStringP {
  repeated string items = 1;
}

message Rectangle {
    double x = 1;
    double y = 2;
    double width = 3;
    double height = 4;
}

message ListIntP {
  repeated int32 items = 1;
}

message ListStringResultP {
  oneof result_or_exception {
    ListStringP result = 1;
    RemoteExceptionP exception = 2;
  }
}

message LengthP {
  double value = 1;
  MeasurementUnitP unit = 2;
}

message MeasurementUnitP {
  int32 enum_value = 1;
}

message VerticalAlignmentP {
  int32 enum_value = 1;
}

message HorizontalAlignmentP {
  int32 enum_value = 1;
}

message FontTypeP {
  int32 id = 1;
  string name = 2;
  optional string font_file_path = 3;
}

message PdfDocumentP {
  string document_id = 1;
}

message PdfDocumentResultP {
  oneof result_or_exception {
    PdfDocumentP result = 1;
    RemoteExceptionP exception = 2;
  }
}

message RawImageChunkWithIndexAndFileTypeP {
  int32 image_index = 1;
  bytes raw_image_chunk = 2;
  string file_type = 3;
}

message ImageResultStreamP {
  oneof result_or_exception {
    bytes raw_image_chunk = 1;
    RemoteExceptionP exception = 2;
  }
}

message ImagesResultStreamP {
  oneof result_or_exception {
    RawImageChunkWithIndexP raw_images_chunk = 1;
    RemoteExceptionP exception = 2;
  }
}

//this will contain a part of image data with index of the image.
//for using this message, you must combine raw_image_chunk with another raw_image_chunk with the same index
message RawImageChunkWithIndexP {
  int32 image_index = 1;
  bytes raw_image_chunk = 2;
}

message PdfiumIDocumentObjectP {
    PdfDocumentP document = 1;
    uint32 obj_num = 2;
}

message IntListResultP {
  oneof result_or_exception {
    ListIntP result = 1;
    RemoteExceptionP exception = 2;
  }
}

message TextFileChunkWithIndexP {
  int32 file_index = 1;
  string text_chunk = 2;
}