package uk.co.mmscomputing.device.printmonitor;
import java.io.*;
import uk.co.mmscomputing.io.*;
import uk.co.mmscomputing.imageio.sff.*;
public class PMSFFOutputStream extends PMOutputStream{
RLEBit1OutputStream rlos; // byte = 8 black and white pixel
ModHuffmanOutputStream mhos; // MH
SFFOutputStream sffos; // CAPI SFF (Simple Fax Format)
public PMSFFOutputStream(OutputStream out){
super(out);
rlos=null;mhos=null;sffos=null;
}
public PMSFFOutputStream(String filepath)throws IOException{
this(new FileOutputStream(filepath/*+".sff"*/));
}
protected void startDoc()throws IOException{
sffos = new SFFOutputStream(out); // write tiff header
}
protected void startPage()throws IOException{
sffos.setXYResolution(graphicsxres,graphicsyres);
sffos.writePageHeader(pagewidth); // page width sent before StartPage
mhos = new ModHuffmanOutputStream(sffos);
rlos = new RLEBit1OutputStream(mhos); // print driver: black/white 8 pixel per byte
}
protected void sendBlockData()throws IOException{
super.sendBlockData();
rlos.setStartCodeWord(0x0001); // white run first
mhos.writeEOL(); // write EOL
}
protected void endBlockData()throws IOException{
super.endBlockData();
rlos.flush(); // write out last run
}
protected void endPage()throws IOException{
sffos.writePageEnd();
}
protected void endJob()throws IOException{
sffos.writeDocumentEnd();
}
protected void writeDataByte(int code)throws IOException{
rlos.write(~code); // Here: black is zero; Want: white is zero
}
}