/* Pango * pangocairo-fontmap.c: Cairo font handling, fontconfig backend * * Copyright (C) 2000-2005 Red Hat Software * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library 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 <cairo-ft.h>#include "pangofc-fontmap.h"#include "pangocairo.h"#include "pangocairo-private.h"#include "pangocairo-fc.h"typedef struct _PangoCairoFcFontMapClass PangoCairoFcFontMapClass;struct _PangoCairoFcFontMapClass{  PangoFcFontMapClass parent_class;};static voidpango_cairo_fc_font_map_set_resolution (PangoCairoFontMap *cfontmap,					double             dpi){  PangoCairoFcFontMap *cffontmap = (PangoCairoFcFontMap *) (cfontmap);  cffontmap->dpi = dpi;  pango_fc_font_map_cache_clear ((PangoFcFontMap *) (cfontmap));}static doublepango_cairo_fc_font_map_get_resolution_cairo (PangoCairoFontMap *cfontmap){  PangoCairoFcFontMap *cffontmap = (PangoCairoFcFontMap *) (cfontmap);  return cffontmap->dpi;}static cairo_font_type_tpango_cairo_fc_font_map_get_font_type (PangoCairoFontMap *cfontmap){  return CAIRO_FONT_TYPE_FT;}static voidcairo_font_map_iface_init (PangoCairoFontMapIface *iface){  iface->set_resolution = pango_cairo_fc_font_map_set_resolution;  iface->get_resolution = pango_cairo_fc_font_map_get_resolution_cairo;  iface->get_font_type  = pango_cairo_fc_font_map_get_font_type;}G_DEFINE_TYPE_WITH_CODE (PangoCairoFcFontMap, pango_cairo_fc_font_map, PANGO_TYPE_FC_FONT_MAP,    { G_IMPLEMENT_INTERFACE (PANGO_TYPE_CAIRO_FONT_MAP, cairo_font_map_iface_init) })static voidpango_cairo_fc_font_map_finalize (GObject *object){  PangoCairoFcFontMap *cffontmap = (PangoCairoFcFontMap *) (object);  FT_Done_FreeType (cffontmap->library);  G_OBJECT_CLASS (pango_cairo_fc_font_map_parent_class)->finalize (object);}static voidpango_cairo_fc_font_map_context_substitute (PangoFcFontMap *fcfontmap,					    PangoContext   *context,					    FcPattern      *pattern){  FcConfigSubstitute (NULL, pattern, FcMatchPattern);  if (context)    cairo_ft_font_options_substitute (_pango_cairo_context_get_merged_font_options (context),				      pattern);  FcDefaultSubstitute (pattern);}static doublepango_cairo_fc_font_map_get_resolution_fc (PangoFcFontMap *fcfontmap,					   PangoContext   *context){  PangoCairoFcFontMap *cffontmap = (PangoCairoFcFontMap *) (fcfontmap);  double dpi;  if (context)    {      dpi = pango_cairo_context_get_resolution (context);      if (dpi <= 0)	dpi = cffontmap->dpi;    }  else    dpi = cffontmap->dpi;  return dpi;}static gconstpointerpango_cairo_fc_font_map_context_key_get (PangoFcFontMap *fcfontmap,					 PangoContext   *context){  return _pango_cairo_context_get_merged_font_options (context);}static gpointerpango_cairo_fc_font_map_context_key_copy (PangoFcFontMap *fcfontmap,					  gconstpointer   key){  return cairo_font_options_copy (key);}static voidpango_cairo_fc_font_map_context_key_free (PangoFcFontMap *fcfontmap,					  gpointer        key){  cairo_font_options_destroy (key);}static guint32pango_cairo_fc_font_map_context_key_hash (PangoFcFontMap *fcfontmap,					  gconstpointer        key){  return (guint32)cairo_font_options_hash (key);}static gbooleanpango_cairo_fc_font_map_context_key_equal (PangoFcFontMap *fcfontmap,					   gconstpointer   key_a,					   gconstpointer   key_b){  return cairo_font_options_equal (key_a, key_b);}static PangoFcFont *pango_cairo_fc_font_map_create_font (PangoFcFontMap             *fcfontmap,				     PangoContext               *context,				     const PangoFontDescription *desc,				     FcPattern                  *pattern){  return _pango_cairo_fc_font_new ((PangoCairoFcFontMap *) (fcfontmap),				   context, desc, pattern);}static voidpango_cairo_fc_font_map_class_init (PangoCairoFcFontMapClass *class){  GObjectClass *gobject_class = G_OBJECT_CLASS (class);  PangoFcFontMapClass *fcfontmap_class = PANGO_FC_FONT_MAP_CLASS (class);  gobject_class->finalize  = pango_cairo_fc_font_map_finalize;  fcfontmap_class->context_substitute = pango_cairo_fc_font_map_context_substitute;  fcfontmap_class->get_resolution = pango_cairo_fc_font_map_get_resolution_fc;  fcfontmap_class->context_key_get = pango_cairo_fc_font_map_context_key_get;  fcfontmap_class->context_key_copy = pango_cairo_fc_font_map_context_key_copy;  fcfontmap_class->context_key_free = pango_cairo_fc_font_map_context_key_free;  fcfontmap_class->context_key_hash = pango_cairo_fc_font_map_context_key_hash;  fcfontmap_class->context_key_equal = pango_cairo_fc_font_map_context_key_equal;  fcfontmap_class->create_font = pango_cairo_fc_font_map_create_font;}static voidpango_cairo_fc_font_map_init (PangoCairoFcFontMap *cffontmap){  FT_Error error;  cffontmap->library = NULL;  error = FT_Init_FreeType (&cffontmap->library);  if (error != FT_Err_Ok)    g_critical ("pango_cairo_font_map_init: Could not initialize freetype");  cffontmap->dpi   = 96.0;}FT_Library_pango_cairo_fc_font_map_get_library (PangoCairoFcFontMap *fontmap){  g_return_val_if_fail (PANGO_IS_CAIRO_FC_FONT_MAP (fontmap), NULL);  return fontmap->library;}