header.cpp

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/*****************************************************************************\
  header.cpp : Implimentation for the Header class

  Copyright (c) 1996 - 2001, Hewlett-Packard Co.
  All rights reserved.

  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions
  are met:
  1. Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.
  3. Neither the name of Hewlett-Packard nor the names of its
     contributors may be used to endorse or promote products derived
     from this software without specific prior written permission.

  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
  NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  TO, PATENT INFRINGEMENT; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\*****************************************************************************/


#include "header.h"

APDK_BEGIN_NAMESPACE

extern BYTE EscCopy(BYTE *dest,const char *s,int num, char end);
extern BYTE EscAmplCopy(BYTE *dest, int num, char end);
extern PAPER_SIZE MediaSizeToPaper(MediaSize msize);
extern MediaSize PaperToMediaSize(PAPER_SIZE psize);


float frac(float f)
// Returns fractional part of float
{ int g=(int)f;
  float fp= f - (float)g;
  return fp;
}
//////////////////////////////////////////////////////////////////////////////////////
// Header constructor
// Each printer model has a routine SelectHeader to call the constructor as needed.
// The various PCL options we support are collected and initialized here.
//
Header::Header(Printer* p,PrintContext* pc)
    :  CAPy(0), thePrinter(p), thePrintContext(pc)
{
    thePrintMode = thePrintContext->CurrentMode;

    dyeCount = thePrintMode->dyeCount;

    DBG1("In Header constructor\n");
    for (int i=0; i<MAXCOLORPLANES; i++)
      {
        ResolutionX[i] = thePrintMode->ResolutionX[i];
        ResolutionY[i] = thePrintMode->ResolutionY[i];
      }


    // Set up internal data members with proper escape sequence data, for easy output later.
    // Get values from PrintContext

	/*
	 *	Malibu platform printers have a defect that prevents these printers from
	 *	performing full-bleed and media detect functions correctly. Check for this
	 *	case, i.e., full-bleed and media detect flags and explicitly set the
	 *	media type and quality as requested by the application.
	 */
	thePrinter->AdjustModeSettings (thePrintContext->bDoFullBleed,
									thePrintContext->m_mtReqMediaType,
									&thePrintContext->CurrentMode->medium,
									&thePrintContext->CurrentMode->theQuality);

	SetMediaType(thePrintContext->CurrentMode->medium);
	SetQuality(thePrintContext->CurrentMode->theQuality);

    SetMediaSize( thePrintContext->thePaperSize );
    SetMediaSource(sourceTrayAuto);                    // hardcoded for now

    SetSimpleColor();
} //Header


//////////////////////////////////////////////////////////////////////////
// routines to set internal data members

void Header::SetMediaType(MediaType mtype)
// Sets value of mediatype and associated counter mtcount
{
    mtcount=EscAmplCopy((BYTE*)mediatype,mtype,'M');
}

void Header::SetMediaSize(PAPER_SIZE psize)
// Sets value of PCL::mediasize and associated counter mscount
{
    int msizeCode;

    msizeCode = PaperToMediaSize(psize);

    mscount=EscAmplCopy((BYTE*)mediasize,msizeCode,'A');
}

void Header::SetMediaSource(MediaSource msource)
// Sets value of PCL::mediasource and associated counter msrccount
{
#if defined(DEBUG) && (DBG_MASK & DBG_LVL1)
    DBG1("Setting MediaSource to ");
    switch(msource)
    {
        case sourceTray1: DBG1("Tray1\n"); break;
		case sourceTray2: DBG1("Tray2\n"); break;
        case sourceManual: DBG1("Manual\n"); break;
        case sourceManualEnv: DBG1("ManualEnv\n"); break;
		case sourceTrayAuto: DBG1("AutoTray\n"); break;
		case sourceDuplexerNHagakiFeed: DBG1("HagakiTray\n"); break;
        default: DBG1("<out of range, using> Tray1\n"); break;
    }
#endif

    ASSERT( (msource==sourceTray1) || (msource==sourceManual) ||
		    (msource==sourceTray2) || (msource==sourceDuplexerNHagakiFeed) ||
            (msource==sourceManualEnv) || (msource==sourceTrayAuto));

    if( (msource!=sourceTray1) && (msource!=sourceManual) &&
		    (msource!=sourceTray2) && (msource!=sourceDuplexerNHagakiFeed) &&
            (msource!=sourceManualEnv) && (msource!=sourceTrayAuto))
        msource=sourceTray1;

	if (thePrinter != NULL)
	{
		if (msource==sourceDuplexerNHagakiFeed && !thePrinter->HagakiFeedPresent(TRUE))
		{
			msource=sourceTray1;
		}
	}
    msrccount=EscAmplCopy((BYTE*)mediasource,msource,'H');
}

void Header::SetQuality(Quality qual)
// Sets value of PCL::quality and associated counter qualcount
{
#if defined(DEBUG) && (DBG_MASK & DBG_LVL1)
    DBG1("Setting Quality to ");
    switch(qual)
    {
        case qualityPresentation: DBG1("Presentation\n"); break;
        case qualityNormal: DBG1("Normal\n"); break;
        case qualityDraft: DBG1("Draft\n"); break;
        default: DBG1("<out of range, using> Normal\n"); break;
    }
#endif

    ASSERT( (qual==qualityPresentation) || (qual==qualityNormal)
            || (qual==qualityDraft) );

    if ( (qual!=qualityPresentation) && (qual!=qualityNormal)
            && (qual!=qualityDraft) )
        qual=qualityNormal;

    qualcount=EscCopy((BYTE*)quality,"*o",qual,'M');
}

BYTE Header::QualityCode()
{ return quality[3]; }

void Header::SetSimpleColor()
// Sets value of SimpleColor and associated counter sccount
// Only applicable to one-pen products.
// SimpleColor command tells printer how many color planes; alternative to
// configure raster data in 6xx.
{
    DBG1("Setting SimpleColor mode\n");
    int planes= 0 - dyeCount;
    sccount=EscCopy((BYTE*)SimpleColor,"*r",planes,'U');
}


DRIVER_ERROR Header::StartSend()
// common items gathered for code savings
{
    DRIVER_ERROR err;
/*
 *  OfficeJet 600 series printers do not like Reset ahead of UEL.
    err = thePrinter->Send((const BYTE*)Reset,sizeof(Reset));
    ERRCHECK;
*/

    err = thePrinter->Send((const BYTE*)UEL,sizeof(UEL));
    ERRCHECK;

    err = thePrinter->Send((const BYTE*)EnterLanguage,sizeof(EnterLanguage));
    ERRCHECK;

    err = thePrinter->Send((const BYTE*)PCL3,sizeof(PCL3));
    ERRCHECK;

    err = thePrinter->Send((const BYTE*)Reset,sizeof(Reset));
    ERRCHECK;

    err = thePrinter->Send((const BYTE*)&LF,1);
    ERRCHECK;

    err=Modes();            // Set media source, type, size and quality modes.
    ERRCHECK;

    err=Margins();          // set margins

    return err;
}

///////////////////////////////////////////////////////////////////////////
DRIVER_ERROR Header::ConfigureRasterData()
// This is the more sophisticated way of setting color and resolution info.
//
// NOTE: Will need to be overridden for DJ5xx.
{

#define CRDSIZE 41  // 5 + 6 (max#dyes) * 6
char buff[CRDSIZE];
char *out=buff;


    // begin the CRD command
    memcpy(out,crdStart,sizeof(crdStart) );
    out += sizeof(crdStart);

    // now set up the "#W" part, where #= number of data bytes in the command
    // #= 6 per color (2 each for horiz. res., vert. res., and color levels)
    //    + 2 for format and dye count
    char sBuffer[3];
    int num = dyeCount * MAXCOLORPLANES + 2;
    sprintf( sBuffer, "%d", num );
    *out++ = sBuffer[0];
    if (num > 9)
        *out++ = sBuffer[1];
    *out++ = 'W';

    *out++ = crdFormat;
    *out++ = (BYTE)dyeCount;

    int start=K;        // most common case
    if (dyeCount==3)    // CMY pen
        start=C;

    for (unsigned int color = start; color < (start + dyeCount); color++)
     {
        *out++ = ResolutionX[color]/256;
        *out++ = ResolutionX[color]%256;
        *out++ = ResolutionY[color]/256;
        *out++ = ResolutionY[color]%256;

        int depth=ColorLevels(color);

        *out++ = depth/256;
        *out++ = depth%256;
     }
    DRIVER_ERROR error= thePrinter->Send((const BYTE*) buff, out-buff);
    return error;
}


#define unprintable (float).04
#define granularity 48

DRIVER_ERROR Header::Margins()
// Some code shared between different header flavors.
{
#define MARGINSIZE (5 * 6)  // each item can be 6
BYTE buff[MARGINSIZE];
BYTE *out=buff;
// Calculate top margin.
// This is given in terms of text line spacing, the smallest available
// granularity of which is 48.
// There also seems to be a starting unprintable distance, which is
//  .04 for printers checked so far. (Empirical check; 600 manual says zero.)
// So our formula is: marginvalue = granularity * (startY/verticalres - unprintable)

    float tmInches = thePrintContext->PrintableStartY();
    float AdjustedStartY = tmInches - unprintable;
    float fTopMargin = (float)granularity * AdjustedStartY;
    // now round result up or down
    int iTopMargin = (int) fTopMargin;
    if (frac(fTopMargin) > (float).5)
        iTopMargin++;


    out += EscAmplCopy(out,0, 'L');             // turn perforation-skip OFF
    out += EscAmplCopy(out,granularity,'D');    // set line spacing (for top margin)
    out += EscAmplCopy(out,iTopMargin,'E');     // set top margin
    out += EscAmplCopy(out,6,'D');              // reset to default in case of
                                                //      simple text mode

    // set CAPx -- this must be done prior to grafStart (start of raster graphics)
    // to fix the graphics margin
    out += EscCopy(out,"*p", 0, 'X');

    DRIVER_ERROR error= thePrinter->Send((const BYTE*) buff,(out-buff) );

return error;
}

DRIVER_ERROR Header::Graphics()
{
    DRIVER_ERROR error= thePrinter->Send((const BYTE*)grafStart, sizeof(grafStart) );
    if (error!=NO_ERROR)
        return error;

    if (thePrintMode->Config.bCompress)
        {
            error= thePrinter->Send((const BYTE*)grafMode9, sizeof(grafMode9) );
            if (error!=NO_ERROR)
                return error;
            error= thePrinter->Send((const BYTE*)SeedSame, sizeof(SeedSame) );
        }
    else
        error= thePrinter->Send((const BYTE*)grafMode0, sizeof(grafMode0) );

return error;
#define GRAPHICSIZE (sizeof(grafStart)+sizeof(grafMode9)+sizeof(SeedSame))
}


DRIVER_ERROR Header::Simple()
// Items pertaining to "simple color" mode, including resolution and width.
// (This is an alternative method to the CRD command.)
// This sequence is used when in text-only mode, so reference no graphics data.
{
#define SIMPLESIZE 21   // max 7 for each of 3
    BYTE buff[SIMPLESIZE];
    BYTE *out = buff;

    int resolution = thePrintContext->CurrentMode->BaseResX;
    int gwidth = thePrintContext->PageWidth;

    memcpy(out, SimpleColor, sccount);
    out += sccount;

    // set resolution
    out += EscCopy(out,"*t", resolution, 'R');

    // set graphics width
    out += EscCopy(out,"*r", gwidth, 'S');


    DRIVER_ERROR error= thePrinter->Send((const BYTE*) buff,(out-buff) );

return error;

}

DRIVER_ERROR Header::Modes()
// Set media source, type, size and quality modes.
{
#define MODESIZE 6*4
    BYTE buff[MODESIZE];
    BYTE *out = buff;

    memcpy(out,mediasource, msrccount  );
    out += msrccount;
    memcpy(out,mediatype, mtcount );
    out += mtcount;

/*
 *  Don't know why we don't want to send papersize command for PHOTO_SIZE
 *  AtomAnt needs the papersize set, else it will not print from the top edge
 *  when fullbleed printing is requested
 *  Perhaps, there was a valid reason with 9xx with photo-tray, so we need to
 *  fully test that we did not break anything else.
 *  Raghu - 12/21/01
 */
//    if (thePrintContext->thePaperSize != PHOTO_SIZE)
    {
        memcpy(out,mediasize,mscount );
        out += mscount;
    }
    memcpy(out,quality, qualcount );
    out += qualcount;

	DRIVER_ERROR error= thePrinter->Send((const BYTE*) buff,(out-buff) );

//	Now send media pre-load command

//	error = thePrinter->Send ((const BYTE *) "\033&l-2H", 6); // moved pre-load to dj9xxvip, dj8xx, dj850, des 2/4/03

return error;
}
////////////////////////////////////////////////////////////////////



DRIVER_ERROR Header::EndJob()
{
    DRIVER_ERROR err = thePrinter->Send((const BYTE*)Reset,sizeof(Reset));
    ERRCHECK;

    return thePrinter->Send((const BYTE*)UEL,sizeof(UEL));
}


DRIVER_ERROR Header::SendCAPy(unsigned int iAbsY)
{ int len; BYTE temp[10];

   len = EscCopy (temp,"*p",iAbsY,'Y');

 return thePrinter->Send( temp, len);
}

unsigned int Header::ColorLevels(unsigned int ColorPlane)
{
    // convert from number of bits to levels
    int bits=thePrintContext->CurrentMode->ColorDepth[ColorPlane];
    int res=1;
    for (int i=0; i<bits; i++)
        res=res*2;

    return  res;
}

DRIVER_ERROR Header::FormFeed()
{
    BYTE FF=12;
    return thePrinter->Send((const BYTE*)&FF,1);
}

APDK_END_NAMESPACE