Dogcows Code - chaz/openbox/blob - otk/rendercontrol.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef    HAVE_CONFIG_H
   4 #  include "../config.h"
   5 #endif // HAVE_CONFIG_H
   6
   7 #include "rendercontrol.hh"
   8 #include "truerendercontrol.hh"
   9 #include "rendertexture.hh"
  10 #include "display.hh"
  11 #include "screeninfo.hh"
  12 #include "surface.hh"
  13 #include "color.hh"
  14 #include "font.hh"
  15 #include "ustring.hh"
  16
  17 extern "C" {
  18 #ifdef    HAVE_STDLIB_H
  19 #  include <stdlib.h>
  20 #endif // HAVE_STDLIB_H
  21
  22 #include "gettext.h"
  23 #define _(str) gettext(str)
  24 }
  25
  26 namespace otk {
  27
  28 RenderControl *RenderControl::getRenderControl(int screen)
  29 {
  30   // get the visual on the screen and return the correct type of RenderControl
  31   int vclass = display->screenInfo(screen)->visual()->c_class;
  32   switch (vclass) {
  33   case TrueColor:
  34     return new TrueRenderControl(screen);
  35   case PseudoColor:
  36   case StaticColor:
  37 //    return new PseudoRenderControl(screen);
  38   case GrayScale:
  39   case StaticGray:
  40 //    return new GrayRenderControl(screen);
  41   default:
  42     printf(_("RenderControl: Unsupported visual %d specified. Aborting.\n"),
  43            vclass);
  44     ::exit(1);
  45   }
  46 }
  47
  48 RenderControl::RenderControl(int screen)
  49   : _screen(screen)
  50 {
  51   printf("Initializing RenderControl\n");
  52
  53
  54 }
  55
  56 RenderControl::~RenderControl()
  57 {
  58   printf("Destroying RenderControl\n");
  59
  60
  61 }
  62
  63 void RenderControl::drawString(Surface& sf, const Font &font, int x, int y,
  64                                const Color &color, const ustring &string) const
  65 {
  66   assert(sf._screen == _screen);
  67   XftDraw *d = sf._xftdraw;
  68   assert(d); // this means that the background hasn't been rendered yet!
  69
  70   if (font._shadow) {
  71     XftColor c;
  72     c.color.red = 0;
  73     c.color.green = 0;
  74     c.color.blue = 0;
  75     c.color.alpha = font._tint | font._tint << 8; // transparent shadow
  76     c.pixel = BlackPixel(**display, _screen);
  77
  78     if (string.utf8())
  79       XftDrawStringUtf8(d, &c, font._xftfont, x + font._offset,
  80                         font._xftfont->ascent + y + font._offset,
  81                         (FcChar8*)string.c_str(), string.bytes());
  82     else
  83       XftDrawString8(d, &c, font._xftfont, x + font._offset,
  84                      font._xftfont->ascent + y + font._offset,
  85                      (FcChar8*)string.c_str(), string.bytes());
  86   }
  87
  88   XftColor c;
  89   c.color.red = color.red() | color.red() << 8;
  90   c.color.green = color.green() | color.green() << 8;
  91   c.color.blue = color.blue() | color.blue() << 8;
  92   c.pixel = color.pixel();
  93   c.color.alpha = 0xff | 0xff << 8; // no transparency in Color yet
  94
  95   if (string.utf8())
  96     XftDrawStringUtf8(d, &c, font._xftfont, x, font._xftfont->ascent + y,
  97                       (FcChar8*)string.c_str(), string.bytes());
  98   else
  99     XftDrawString8(d, &c, font._xftfont, x, font._xftfont->ascent + y,
 100                    (FcChar8*)string.c_str(), string.bytes());
 101
 102   return;
 103 }
 104
 105 }