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Diffstat (limited to 'pango/pangocoretext.c')
| -rw-r--r-- | pango/pangocoretext.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/pango/pangocoretext.c b/pango/pangocoretext.c new file mode 100644 index 00000000..36e5a373 --- /dev/null +++ b/pango/pangocoretext.c @@ -0,0 +1,204 @@ +/* Pango + * pangocoretext.c + * + * Copyright (C) 2005-2007 Imendio AB + * Copyright (C) 2010 Kristian Rietveld <kris@gtk.org> + * + * 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 "pangocoretext.h" +#include "pangocoretext-private.h" + +G_DEFINE_TYPE (PangoCoreTextFont, pango_core_text_font, PANGO_TYPE_FONT); + +struct _PangoCoreTextFontPrivate +{ + PangoCoreTextFace *face; + PangoFontDescription *desc; + gpointer context_key; + + CTFontRef font_ref; + + PangoFontMap *fontmap; +}; + +static void +pango_core_text_font_finalize (GObject *object) +{ + PangoCoreTextFont *ctfont = (PangoCoreTextFont *)object; + PangoCoreTextFontPrivate *priv = ctfont->priv; + + pango_font_description_free (priv->desc); + + g_assert (priv->fontmap != NULL); + g_object_remove_weak_pointer (G_OBJECT (priv->fontmap), (gpointer *) (gpointer) &priv->fontmap); + priv->fontmap = NULL; + + G_OBJECT_CLASS (pango_core_text_font_parent_class)->finalize (object); +} + +static PangoFontDescription * +pango_core_text_font_describe (PangoFont *font) +{ + PangoCoreTextFont *ctfont = (PangoCoreTextFont *)font; + PangoCoreTextFontPrivate *priv = ctfont->priv; + + return pango_font_description_copy (priv->desc); +} + +static PangoCoverage * +pango_core_text_font_get_coverage (PangoFont *font, + PangoLanguage *language) +{ + PangoCoreTextFont *ctfont = (PangoCoreTextFont *)font; + PangoCoreTextFontPrivate *priv = ctfont->priv; + + return pango_coverage_ref (_pango_core_text_face_get_coverage (priv->face, + language)); +} + +static PangoEngineShape * +pango_core_text_font_find_shaper (PangoFont *font, + PangoLanguage *language, + guint32 ch) +{ + /* FIXME: Implement */ + return NULL; +} + +static PangoFontMap * +pango_core_text_font_get_font_map (PangoFont *font) +{ + PangoCoreTextFont *ctfont = (PangoCoreTextFont *)font; + + return ctfont->priv->fontmap; +} + +static void +pango_core_text_font_init (PangoCoreTextFont *ctfont) +{ + ctfont->priv = G_TYPE_INSTANCE_GET_PRIVATE (ctfont, + PANGO_TYPE_CORE_TEXT_FONT, + PangoCoreTextFontPrivate); +} + +static void +pango_core_text_font_class_init (PangoCoreTextFontClass *class) +{ + GObjectClass *object_class = G_OBJECT_CLASS (class); + PangoFontClass *font_class = PANGO_FONT_CLASS (class); + + object_class->finalize = pango_core_text_font_finalize; + + font_class->describe = pango_core_text_font_describe; + font_class->get_coverage = pango_core_text_font_get_coverage; + font_class->find_shaper = pango_core_text_font_find_shaper; + font_class->get_font_map = pango_core_text_font_get_font_map; + + g_type_class_add_private (object_class, sizeof (PangoCoreTextFontPrivate)); +} + +void +_pango_core_text_font_set_font_description (PangoCoreTextFont *font, + const PangoFontDescription *desc) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + priv->desc = pango_font_description_copy (desc); +} + +PangoFontDescription * +_pango_core_text_font_get_font_description (PangoCoreTextFont *font) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + return priv->desc; +} + +void +_pango_core_text_font_set_font_map (PangoCoreTextFont *font, + PangoCoreTextFontMap *fontmap) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + g_assert (priv->fontmap == NULL); + priv->fontmap = (PangoFontMap *) fontmap; + g_object_add_weak_pointer (G_OBJECT (priv->fontmap), (gpointer *) (gpointer) &priv->fontmap); +} + +void +_pango_core_text_font_set_face (PangoCoreTextFont *ctfont, + PangoCoreTextFace *ctface) +{ + PangoCoreTextFontPrivate *priv = ctfont->priv; + + priv->face = ctface; +} + +PangoCoreTextFace * +_pango_core_text_font_get_face (PangoCoreTextFont *font) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + return priv->face; +} + +gpointer +_pango_core_text_font_get_context_key (PangoCoreTextFont *font) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + return priv->context_key; +} + +void +_pango_core_text_font_set_context_key (PangoCoreTextFont *font, + gpointer context_key) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + priv->context_key = context_key; +} + +void +_pango_core_text_font_set_ctfont (PangoCoreTextFont *font, + CTFontRef font_ref) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + priv->font_ref = font_ref; +} + +/** + * pango_core_text_font_get_ctfont: + * @font: A #PangoCoreTextFont + * + * Returns the CTFontRef of a font. + * + * Return value: the CTFontRef associated to @font. + * + * Since: 1.24 + */ +CTFontRef +pango_core_text_font_get_ctfont (PangoCoreTextFont *font) +{ + PangoCoreTextFontPrivate *priv = font->priv; + + return priv->font_ref; +} |