dlls/wineps/pen.c

   1 /*
   2  *      PostScript pen handling
   3  *
   4  *      Copyright 1998  Huw D M Davies
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <stdarg.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "wingdi.h"
  26 #include "psdrv.h"
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
  30
  31 static const char PEN_dash[]       = "50 30";     /* -----   -----   -----  */
  32 static const char PEN_dot[]        = "20";      /* --  --  --  --  --  -- */
  33 static const char PEN_dashdot[]    = "40 30 20 30";  /* ----   --   ----   --  */
  34 static const char PEN_dashdotdot[] = "40 20 20 20 20 20"; /* ----  --  --  ----  */
  35 static const char PEN_alternate[]  = "1";
  36
  37 /***********************************************************************
  38  *           SelectPen   (WINEPS.@)
  39  */
  40 HPEN PSDRV_SelectPen( PSDRV_PDEVICE *physDev, HPEN hpen )
  41 {
  42     LOGPEN logpen;
  43
  44     if (!GetObjectA( hpen, sizeof(logpen), &logpen )) return 0;
  45
  46     TRACE("hpen = %p colour = %08lx\n", hpen, logpen.lopnColor);
  47
  48     physDev->pen.width = PSDRV_XWStoDS(physDev, logpen.lopnWidth.x);
  49     if(physDev->pen.width < 0)
  50         physDev->pen.width = -physDev->pen.width;
  51
  52     PSDRV_CreateColor(physDev, &physDev->pen.color, logpen.lopnColor);
  53     physDev->pen.style = logpen.lopnStyle & PS_STYLE_MASK;
  54
  55     switch(physDev->pen.style) {
  56     case PS_DASH:
  57         physDev->pen.dash = PEN_dash;
  58         break;
  59
  60     case PS_DOT:
  61         physDev->pen.dash = PEN_dot;
  62         break;
  63
  64     case PS_DASHDOT:
  65         physDev->pen.dash = PEN_dashdot;
  66         break;
  67
  68     case PS_DASHDOTDOT:
  69         physDev->pen.dash = PEN_dashdotdot;
  70         break;
  71
  72     case PS_ALTERNATE:
  73         physDev->pen.dash = PEN_alternate;
  74         break;
  75
  76     default:
  77         physDev->pen.dash = NULL;
  78     }
  79
  80     if ((physDev->pen.width > 1) && (physDev->pen.dash != NULL)) {
  81         physDev->pen.style = PS_SOLID;
  82          physDev->pen.dash = NULL;
  83     }
  84
  85     physDev->pen.set = FALSE;
  86     return hpen;
  87 }
  88
  89
  90 /**********************************************************************
  91  *
  92  *      PSDRV_SetPen
  93  *
  94  */
  95 BOOL PSDRV_SetPen(PSDRV_PDEVICE *physDev)
  96 {
  97     if (physDev->pen.style != PS_NULL) {
  98         PSDRV_WriteSetColor(physDev, &physDev->pen.color);
  99
 100         if(!physDev->pen.set) {
 101             PSDRV_WriteSetPen(physDev);
 102             physDev->pen.set = TRUE;
 103         }
 104     }
 105
 106     return TRUE;
 107 }