/* 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/pangoxft.h>#include <pango/pangoxft-render.h>#include "gdkalias.h"#include <math.h>typedef struct _GdkX11Renderer      GdkX11Renderer;typedef struct _GdkX11RendererClass GdkX11RendererClass;#define GDK_TYPE_X11_RENDERER            (_gdk_x11_renderer_get_type())#define GDK_X11_RENDERER(object)         (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_X11_RENDERER, GdkX11Renderer))#define GDK_IS_X11_RENDERER(object)      (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_X11_RENDERER))#define GDK_X11_RENDERER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_X11_RENDERER, GdkX11RendererClass))#define GDK_IS_X11_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_X11_RENDERER))#define GDK_X11_RENDERER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_X11_RENDERER, GdkX11RendererClass))#define MAX_RENDER_PART  PANGO_RENDER_PART_STRIKETHROUGHstruct _GdkX11Renderer{  PangoXftRenderer parent_instance;  XRenderPictFormat *mask_format;    GdkDrawable *drawable;  GdkGC *gc;};struct _GdkX11RendererClass{  PangoXftRendererClass parent_class;};G_DEFINE_TYPE (GdkX11Renderer, _gdk_x11_renderer, PANGO_TYPE_XFT_RENDERER)static voidgdk_x11_renderer_finalize (GObject *object){  G_OBJECT_CLASS (_gdk_x11_renderer_parent_class)->finalize (object);}     static voidgdk_x11_renderer_composite_trapezoids (PangoXftRenderer *xftrenderer,				       PangoRenderPart   part,				       XTrapezoid       *trapezoids,				       int               n_trapezoids){  /* Because we only use this renderer for "draw_glyphs()" calls, we   * won't hit this code path much. However, it is hit for drawing   * the "unknown glyph" hex squares. We can safely ignore the part,   */  GdkX11Renderer *x11_renderer = GDK_X11_RENDERER (xftrenderer);  _gdk_x11_drawable_draw_xtrapezoids (x11_renderer->drawable,				      x11_renderer->gc,				      trapezoids, n_trapezoids);}static voidgdk_x11_renderer_composite_glyphs (PangoXftRenderer *xftrenderer,				   XftFont          *xft_font,				   XftGlyphSpec     *glyphs,				   gint              n_glyphs){  GdkX11Renderer *x11_renderer = GDK_X11_RENDERER (xftrenderer);  _gdk_x11_drawable_draw_xft_glyphs (x11_renderer->drawable,				     x11_renderer->gc,				     xft_font, glyphs, n_glyphs);}static void_gdk_x11_renderer_init (GdkX11Renderer *renderer){}static void_gdk_x11_renderer_class_init (GdkX11RendererClass *klass){  PangoXftRendererClass *xftrenderer_class = PANGO_XFT_RENDERER_CLASS (klass);  GObjectClass *object_class = G_OBJECT_CLASS (klass);    xftrenderer_class->composite_glyphs = gdk_x11_renderer_composite_glyphs;  xftrenderer_class->composite_trapezoids = gdk_x11_renderer_composite_trapezoids;  object_class->finalize = gdk_x11_renderer_finalize;}PangoRenderer *_gdk_x11_renderer_get (GdkDrawable *drawable,		       GdkGC       *gc){  GdkScreen *screen = GDK_DRAWABLE_IMPL_X11 (drawable)->screen;  GdkScreenX11 *screen_x11 = GDK_SCREEN_X11 (screen);  GdkX11Renderer *x11_renderer;  if (!screen_x11->renderer)    {      screen_x11->renderer = g_object_new (GDK_TYPE_X11_RENDERER,					   "display", GDK_SCREEN_XDISPLAY (screen),					   "screen",  GDK_SCREEN_XNUMBER (screen),					   NULL);    }  x11_renderer = GDK_X11_RENDERER (screen_x11->renderer);  x11_renderer->drawable = drawable;  x11_renderer->gc = gc;  return screen_x11->renderer;}/** * 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;    g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);  if (screen->closed)    return NULL;    context = pango_xft_get_context (GDK_SCREEN_XDISPLAY (screen),				   GDK_SCREEN_X11 (screen)->screen_num);    g_object_set_data (G_OBJECT (context), "gdk-pango-screen", screen);    return context;}#define __GDK_PANGO_X11_C__#include "gdkaliasdef.c"