xorg-server-1.4/hw/xprint/pcl/PclPixel.c

   1 /*******************************************************************
   2 **
   3 **    *********************************************************
   4 **    *
   5 **    *  File:          PclPixel.c
   6 **    *
   7 **    *  Contents:
   8 **    *                 Pixel-drawing code for the PCL DDX driver
   9 **    *
  10 **    *  Created:       10/23/95
  11 **    *
  12 **    *********************************************************
  13 **
  14 ********************************************************************/
  15 /*
  16 (c) Copyright 1996 Hewlett-Packard Company
  17 (c) Copyright 1996 International Business Machines Corp.
  18 (c) Copyright 1996 Sun Microsystems, Inc.
  19 (c) Copyright 1996 Novell, Inc.
  20 (c) Copyright 1996 Digital Equipment Corp.
  21 (c) Copyright 1996 Fujitsu Limited
  22 (c) Copyright 1996 Hitachi, Ltd.
  23
  24 Permission is hereby granted, free of charge, to any person obtaining a copy
  25 of this software and associated documentation files (the "Software"), to deal
  26 in the Software without restriction, including without limitation the rights
  27 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  28 copies of the Software, and to permit persons to whom the Software is
  29 furnished to do so, subject to the following conditions:
  30
  31 The above copyright notice and this permission notice shall be included in
  32 all copies or substantial portions of the Software.
  33
  34 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  35 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  36 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  37 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  38 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  39 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  40
  41 Except as contained in this notice, the names of the copyright holders shall
  42 not be used in advertising or otherwise to promote the sale, use or other
  43 dealings in this Software without prior written authorization from said
  44 copyright holders.
  45 */
  46
  47 #ifdef HAVE_DIX_CONFIG_H
  48 #include <dix-config.h>
  49 #endif
  50
  51 #include <stdio.h>
  52
  53 #include "windowstr.h"
  54 #include "gcstruct.h"
  55
  56 #include "Pcl.h"
  57
  58 void
  59 PclPolyPoint( pDrawable, pGC, mode, nPoints, pPoints )
  60      DrawablePtr pDrawable;
  61      GCPtr pGC;
  62      int mode;
  63      int nPoints;
  64      xPoint *pPoints;
  65 {
  66     char t[80];
  67     FILE *outFile;
  68     int xoffset, yoffset;
  69     BoxRec box;
  70     int xloc, yloc, i;
  71 #if 0
  72     XpContextPtr pCon;
  73     PclContextPrivPtr cPriv;
  74     PclPixmapPrivPtr pPriv;
  75 #endif
  76
  77     if( PclUpdateDrawableGC( pGC, pDrawable, &outFile ) == FALSE )
  78       return;
  79
  80     xoffset = pDrawable->x;
  81     yoffset = pDrawable->y;
  82
  83     /*
  84      * Enter HP-GL/2 and change the line style to one in which only
  85      * the vertices of the specified polyline are drawn.  We must also
  86      * temporarily change the line width so that only a single pixel
  87      * is drawn.  Then move to the first possible location.
  88      */
  89     xloc = pPoints[0].x + pDrawable->x;
  90     yloc = pPoints[0].y + pDrawable->y;
  91
  92     sprintf( t, "\27%%0BPW0,0;LT0;PU;PA%d,%d", xloc, yloc );
  93     SEND_PCL( outFile, t );
  94
  95     /*
  96      * Check each point against the clip region.  If it is outside the
  97      * region, don't send the PCL to the printer.
  98      */
  99
 100     for( i = 0; i < nPoints; i++ )
 101       {
 102           if( POINT_IN_REGION( pGC->pScreen, pGC->clientClip, xloc, yloc, &box ) )
 103             {
 104                 sprintf( t, ",%d,%d", xloc, yloc );
 105                 SEND_PCL( outFile, t );
 106             }
 107
 108           if( mode == CoordModeOrigin )
 109             {
 110                 xloc = pPoints[i+1].x + xoffset;
 111                 yloc = pPoints[i+1].y + yoffset;
 112             }
 113           else
 114             {
 115                 xloc += pPoints[i+1].x;
 116                 yloc += pPoints[i+1].y;
 117             }
 118       }
 119
 120 #if 0
 121     /*
 122      * Change the line style and width back to what they were before
 123      * this routine was called.  No, this isn't pretty...
 124      */
 125     if( pDrawable->type == DRAWABLE_WINDOW )
 126       {
 127           pCon = PclGetContextFromWindow( (WindowPtr)pDrawable );
 128           cPriv = pCon->devPrivates[PclContextPrivateIndex].ptr;
 129           cPriv->changeMask = GCLineWidth | GCLineStyle;
 130       }
 131     else
 132       {
 133           pPriv =
 134             ((PixmapPtr)pDrawable)->devPrivates[PclPixmapPrivateIndex].ptr;
 135           pPriv->changeMask = GCLineWidth | GCLineStyle;
 136       }
 137 #endif
 138
 139     PclUpdateDrawableGC( pGC, pDrawable, &outFile );
 140
 141     /*
 142      * Go back to PCL
 143      */
 144     SEND_PCL( outFile, "\27%0A" );
 145 }
 146
 147 void
 148 PclPushPixels( pGC, pBitmap, pDrawable, width, height, x, y )
 149      GCPtr pGC;
 150      PixmapPtr pBitmap;
 151      DrawablePtr pDrawable;
 152      int width;
 153      int height;
 154      int x;
 155      int y;
 156 {
 157 }