C++ (Cpp) FRAME_X_DISPLAY_INFO Examples

Example #1

File: xfont.c Project: matthewlmcclure/emacs

static Lisp_Object
xfont_get_cache (FRAME_PTR f)
{
    Display_Info *dpyinfo = FRAME_X_DISPLAY_INFO (f);

    return (dpyinfo->name_list_element);
}

Example #2

File: xsettings.c Project: Sunmonds/emacs

static void
apply_xft_settings (struct x_display_info *dpyinfo,
                    int send_event_p,
                    struct xsettings *settings)
{
#ifdef HAVE_XFT
  FcPattern *pat;
  struct xsettings oldsettings;
  int changed = 0;

  memset (&oldsettings, 0, sizeof (oldsettings));
  pat = FcPatternCreate ();
  XftDefaultSubstitute (dpyinfo->display,
                        XScreenNumberOfScreen (dpyinfo->screen),
                        pat);
  FcPatternGetBool (pat, FC_ANTIALIAS, 0, &oldsettings.aa);
  FcPatternGetBool (pat, FC_HINTING, 0, &oldsettings.hinting);
#ifdef FC_HINT_STYLE
  FcPatternGetInteger (pat, FC_HINT_STYLE, 0, &oldsettings.hintstyle);
#endif
  FcPatternGetInteger (pat, FC_LCD_FILTER, 0, &oldsettings.lcdfilter);
  FcPatternGetInteger (pat, FC_RGBA, 0, &oldsettings.rgba);
  FcPatternGetDouble (pat, FC_DPI, 0, &oldsettings.dpi);

  if ((settings->seen & SEEN_AA) != 0 && oldsettings.aa != settings->aa)
    {
      FcPatternDel (pat, FC_ANTIALIAS);
      FcPatternAddBool (pat, FC_ANTIALIAS, settings->aa);
      ++changed;
      oldsettings.aa = settings->aa;
    }

  if ((settings->seen & SEEN_HINTING) != 0
      && oldsettings.hinting != settings->hinting)
    {
      FcPatternDel (pat, FC_HINTING);
      FcPatternAddBool (pat, FC_HINTING, settings->hinting);
      ++changed;
      oldsettings.hinting = settings->hinting;
    }
  if ((settings->seen & SEEN_RGBA) != 0 && oldsettings.rgba != settings->rgba)
    {
      FcPatternDel (pat, FC_RGBA);
      FcPatternAddInteger (pat, FC_RGBA, settings->rgba);
      oldsettings.rgba = settings->rgba;
      ++changed;
    }

  /* Older fontconfig versions don't have FC_LCD_FILTER. */
  if ((settings->seen & SEEN_LCDFILTER) != 0
      && oldsettings.lcdfilter != settings->lcdfilter)
    {
      FcPatternDel (pat, FC_LCD_FILTER);
      FcPatternAddInteger (pat, FC_LCD_FILTER, settings->lcdfilter);
      ++changed;
      oldsettings.lcdfilter = settings->lcdfilter;
    }

#ifdef FC_HINT_STYLE
  if ((settings->seen & SEEN_HINTSTYLE) != 0
      && oldsettings.hintstyle != settings->hintstyle)
    {
      FcPatternDel (pat, FC_HINT_STYLE);
      FcPatternAddInteger (pat, FC_HINT_STYLE, settings->hintstyle);
      ++changed;
      oldsettings.hintstyle = settings->hintstyle;
    }
#endif

  if ((settings->seen & SEEN_DPI) != 0 && oldsettings.dpi != settings->dpi
      && settings->dpi > 0)
    {
      Lisp_Object frame, tail;

      FcPatternDel (pat, FC_DPI);
      FcPatternAddDouble (pat, FC_DPI, settings->dpi);
      ++changed;
      oldsettings.dpi = settings->dpi;

      /* Change the DPI on this display and all frames on the display.  */
      dpyinfo->resy = dpyinfo->resx = settings->dpi;
      FOR_EACH_FRAME (tail, frame)
        if (FRAME_X_P (XFRAME (frame))
            && FRAME_X_DISPLAY_INFO (XFRAME (frame)) == dpyinfo)
          XFRAME (frame)->resy = XFRAME (frame)->resx = settings->dpi;
    }