dlls/winex11.drv/pen.c

   1 /*
   2  * X11DRV pen objects
   3  *
   4  * Copyright 1993 Alexandre Julliard
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "x11drv.h"
  24 #include "wine/debug.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
  27
  28 /***********************************************************************
  29  *           SelectPen   (X11DRV.@)
  30  */
  31 HPEN X11DRV_SelectPen( X11DRV_PDEVICE *physDev, HPEN hpen )
  32 {
  33     LOGPEN logpen;
  34     static char PEN_dash[]       = { 16,8 };
  35     static char PEN_dot[]        = { 4,4 };
  36     static char PEN_dashdot[]    = { 12,8,4,8 };
  37     static char PEN_dashdotdot[] = { 12,4,4,4,4,4 };
  38     static char PEN_alternate[]  = { 1,1 };
  39
  40     if (!GetObjectW( hpen, sizeof(logpen), &logpen ))
  41     {
  42         /* must be an extended pen */
  43         EXTLOGPEN *elp;
  44         INT size = GetObjectW( hpen, 0, NULL );
  45
  46         if (!size) return 0;
  47
  48         elp = HeapAlloc( GetProcessHeap(), 0, size );
  49
  50         GetObjectW( hpen, size, elp );
  51         /* FIXME: add support for user style pens */
  52         logpen.lopnStyle = elp->elpPenStyle;
  53         logpen.lopnWidth.x = elp->elpWidth;
  54         logpen.lopnWidth.y = 0;
  55         logpen.lopnColor = elp->elpColor;
  56
  57         HeapFree( GetProcessHeap(), 0, elp );
  58     }
  59
  60     physDev->pen.style = logpen.lopnStyle & PS_STYLE_MASK;
  61     physDev->pen.type = logpen.lopnStyle & PS_TYPE_MASK;
  62     physDev->pen.endcap = logpen.lopnStyle & PS_ENDCAP_MASK;
  63     physDev->pen.linejoin = logpen.lopnStyle & PS_JOIN_MASK;
  64
  65     physDev->pen.width = logpen.lopnWidth.x;
  66     if ((logpen.lopnStyle & PS_GEOMETRIC) || (physDev->pen.width > 1))
  67     {
  68         physDev->pen.width = X11DRV_XWStoDS( physDev, physDev->pen.width );
  69         if (physDev->pen.width < 0) physDev->pen.width = -physDev->pen.width;
  70     }
  71
  72     if (physDev->pen.width == 1) physDev->pen.width = 0;  /* Faster */
  73     if (hpen == GetStockObject( DC_PEN ))
  74         logpen.lopnColor = GetDCPenColor( physDev->hdc );
  75     physDev->pen.pixel = X11DRV_PALETTE_ToPhysical( physDev, logpen.lopnColor );
  76     switch(logpen.lopnStyle & PS_STYLE_MASK)
  77     {
  78       case PS_DASH:
  79         physDev->pen.dashes = PEN_dash;
  80         physDev->pen.dash_len = sizeof(PEN_dash)/sizeof(*PEN_dash);
  81         break;
  82       case PS_DOT:
  83         physDev->pen.dashes = PEN_dot;
  84         physDev->pen.dash_len = sizeof(PEN_dot)/sizeof(*PEN_dot);
  85         break;
  86       case PS_DASHDOT:
  87         physDev->pen.dashes = PEN_dashdot;
  88         physDev->pen.dash_len = sizeof(PEN_dashdot)/sizeof(*PEN_dashdot);
  89         break;
  90       case PS_DASHDOTDOT:
  91         physDev->pen.dashes = PEN_dashdotdot;
  92         physDev->pen.dash_len = sizeof(PEN_dashdotdot)/sizeof(*PEN_dashdotdot);
  93         break;
  94       case PS_ALTERNATE:
  95         physDev->pen.dashes = PEN_alternate;
  96         physDev->pen.dash_len = sizeof(PEN_alternate)/sizeof(*PEN_alternate);
  97         break;
  98       case PS_USERSTYLE:
  99         FIXME("PS_USERSTYLE is not supported\n");
 100         /* fall through */
 101       default:
 102         physDev->pen.dashes = NULL;
 103         physDev->pen.dash_len = 0;
 104         break;
 105     }
 106     return hpen;
 107 }
 108
 109
 110 /***********************************************************************
 111  *           SetDCPenColor (X11DRV.@)
 112  */
 113 COLORREF X11DRV_SetDCPenColor( X11DRV_PDEVICE *physDev, COLORREF crColor )
 114 {
 115     if (GetCurrentObject(physDev->hdc, OBJ_PEN) == GetStockObject( DC_PEN ))
 116         physDev->pen.pixel = X11DRV_PALETTE_ToPhysical( physDev, crColor );
 117
 118     return crColor;
 119 }