mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-17 23:10:22 +00:00
90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* GDK - The GIMP Drawing Kit
|
|
* Copyright (C) 2000 Red Hat, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "gdkx.h"
|
|
#include "gdkdisplay-x11.h"
|
|
#include "gdkpango.h"
|
|
#include <pango/pangox.h>
|
|
#ifdef HAVE_XFT
|
|
#include <pango/pangoxft.h>
|
|
#endif
|
|
|
|
/**
|
|
* gdk_pango_context_get_for_screen:
|
|
* @screen: the #GdkScreen for which the context is to be created.
|
|
*
|
|
* Creates a #PangoContext for @screen.
|
|
*
|
|
* The context must be freed when you're finished with it.
|
|
*
|
|
* When using GTK+, normally you should use gtk_widget_get_pango_context()
|
|
* instead of this function, to get the appropriate context for
|
|
* the widget you intend to render text onto.
|
|
*
|
|
* Return value: a new #PangoContext for @screen
|
|
*
|
|
* Since: 2.2
|
|
**/
|
|
PangoContext *
|
|
gdk_pango_context_get_for_screen (GdkScreen *screen)
|
|
{
|
|
PangoContext *context;
|
|
GdkDisplayX11 *display_x11;
|
|
|
|
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
|
|
|
|
if (screen->closed)
|
|
return NULL;
|
|
|
|
display_x11 = GDK_DISPLAY_X11 (GDK_SCREEN_DISPLAY (screen));
|
|
|
|
#ifdef HAVE_XFT
|
|
if (display_x11->use_xft == -1)
|
|
{
|
|
const char *val = g_getenv ("GDK_USE_XFT");
|
|
|
|
/* Version 2 of Xft supports rendering FreeType fonts via
|
|
* the core X protocol, so we default to it everywhere.
|
|
*
|
|
* For Xft1, we only enable Xft if the user explicitely
|
|
* specifies it, and we have the RENDER extension
|
|
*/
|
|
# ifdef HAVE_XFT2
|
|
display_x11->use_xft = !val || (atoi (val) != 0);
|
|
# else
|
|
display_x11->use_xft = val && (atoi (val) != 0) &&
|
|
_gdk_x11_have_render (GDK_SCREEN_DISPLAY (screen));
|
|
# endif /* HAVE_XFT2 */
|
|
}
|
|
|
|
if (display_x11->use_xft)
|
|
context = pango_xft_get_context (GDK_SCREEN_XDISPLAY (screen),
|
|
GDK_SCREEN_X11 (screen)->screen_num);
|
|
else
|
|
#endif /* HAVE_XFT */
|
|
context = pango_x_get_context (GDK_SCREEN_XDISPLAY (screen));
|
|
|
|
g_object_set_data (G_OBJECT (context), "gdk-pango-screen", screen);
|
|
|
|
return context;
|
|
}
|