+++ /dev/null
-/*
- pangofc-afm-decoder.h --
-
- source file of the GNU LilyPond music typesetter
-
- Copyright (C) 2004 Jan Nieuwenhuizen <janneke@gnu.org>
-
- Note: in C and with explicit LPGL header for easier use with PANGO
- outside of LilyPond.
-
- 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 2.1 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
-*/
-
-#ifndef __PANGOFC_AFM_DECODER_H__
-#define __PANGOFC_AFM_DECODER_H__
-
-#include "config.hh"
-#if HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC
-
-/* Note: in C and with explicit header for use outside of LilyPond. */
-
-#include <pango/pangofc-fontmap.h>
-
-G_BEGIN_DECLS
-
-#define PANGO_TYPE_FC_AFM_DECODER (pango_fc_afm_decoder_get_type ())
-#define PANGO_FC_AFM_DECODER(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), PANGO_TYPE_FC_AFM_DECODER, PangoFcAfmDecoder))
-#define PANGO_IS_FC_AFM_DECODER(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), PANGO_TYPE_FC_AFM_DECODER))
-
-#define PANGO_FC_AFM_DECODER_CLASS(clss) (G_TYPE_CHECK_CLASS_CAST ((clss), PANGO_TYPE_FC_AFM_DECODER, PangoFcAfmDecoderClass))
-#define PANGO_IS_FC_AFM_DECODER_CLASS(clss) (G_TYPE_CHECK_CLASS_TYPE ((clss), PANGO_TYPE_FC_AFM_DECODER))
-#define PANGO_FC_AFM_DECODER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PANGO_TYPE_FC_AFM_DECODER, PangoFcAfmDecoderClass))
-
-typedef struct _PangoFcAfmDecoder PangoFcAfmDecoder;
-typedef struct _PangoFcAfmDecoderClass PangoFcAfmDecoderClass;
-typedef struct _PangoFcAfmDecoderPrivate PangoFcAfmDecoderPrivate;
-
-
-/**
- * PangoFcAfmDecoder:
- *
- * #PangoFcAfmDecoder implements an PangoFcDecoder for fonts
- * with an afm mapping.
- **/
-struct _PangoFcAfmDecoder
-{
- PangoFcDecoder parent_instance;
-
- /*< private >*/
- PangoFcAfmDecoderPrivate *priv;
-};
-
-PangoFcAfmDecoder *pango_fc_afm_decoder_new (void);
-PangoFcDecoder *pango_fc_afm_find_decoder (FcPattern *pattern, gpointer user_data);
-void pango_fc_afm_add_decoder (char const *family_name);
-
-/**
- * PangoFcAfmDecoderClass:
- * @read_afm: Read afm mapping for #fcfont.
- *
- * Class structure for #PangoFcAfmDecoder.
- **/
-struct _PangoFcAfmDecoderClass
-{
- /*< private >*/
- PangoFcDecoderClass parent_class;
-
- /*< public >*/
- void (*read_afm) (PangoFcAfmDecoder *self, PangoFcFont *fcfont);
-};
-
-G_END_DECLS
-
-#endif /* HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC */
-
-#endif /* __PANGOFC_AFM_DECODER_H__ */
+++ /dev/null
-/*
- pango-afm-decoder.c -- AFM fontencoding for Pango fontconfig
-
- source file of the GNU LilyPond music typesetter
-
- Copyright (C) 2004 Jan Nieuwenhuizen <janneke@gnu.org>
-
- Note: in C and with explicit LPGL header for easier use with PANGO
- outside of LilyPond.
-
- 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 2.1 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.hh"
-#if HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC
-
-/* Need to access to PangoFcFont.full_pattern. */
-#define PANGO_ENABLE_BACKEND
-
-#include <pango/pango-font.h>
-#include <pango/pangoxft.h>
-#include <pango/pangofc-font.h>
-#include <gdk/gdkx.h>
-#include <X11/Xft/Xft.h>
-
-#include "pangofc-afm-decoder.hh"
-
-#ifdef DEBUG_PANGO_AFM
-#include <stdio.h>
-#define dprintf(args...) fprintf (stderr, args)
-#else
-#define dprintf(args...)
-#endif
-
-#ifndef PANGO_FC_AFM_DECODER_TEST
-#define PUA_OFFSET 0xe00
-#else
-#define PUA_OFFSET 0
-#endif
-
-struct _PangoFcAfmDecoderPrivate
-{
- GString encoding[256];
- char const *file_name;
- PangoFcFont *fc_font;
-};
-
-static void pango_fc_afm_decoder_init (PangoFcAfmDecoder *fontmap);
-static void pango_fc_afm_decoder_class_init (PangoFcAfmDecoderClass *clss);
-static void pango_fc_afm_decoder_finalize (GObject *object);
-
-static FcCharSet *pango_fc_afm_get_charset (PangoFcDecoder *decoder,
- PangoFcFont *fcfont);
-static PangoGlyph pango_fc_afm_get_glyph (PangoFcDecoder *decoder,
- PangoFcFont *fcfont, guint32 wc);
-static void pango_fc_afm_decoder_set_file_name (PangoFcAfmDecoder *self,
- char const *file_name);
-
-static PangoFcDecoderClass *parent_class;
-
-G_DEFINE_TYPE (PangoFcAfmDecoder, pango_fc_afm_decoder, PANGO_TYPE_FC_DECODER);
-
-static void
-pango_fc_afm_decoder_init (PangoFcAfmDecoder *fcafmdecoder)
-{
- PangoFcAfmDecoderPrivate *priv = fcafmdecoder->priv;
- priv = fcafmdecoder->priv
- = G_TYPE_INSTANCE_GET_PRIVATE (fcafmdecoder,
- PANGO_TYPE_FC_AFM_DECODER,
- PangoFcAfmDecoderPrivate);
-}
-
-static void
-pango_fc_afm_decoder_class_init (PangoFcAfmDecoderClass *clss)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (clss);
- object_class->finalize = pango_fc_afm_decoder_finalize;
- g_type_class_add_private (object_class, sizeof (PangoFcAfmDecoderPrivate));
-
- PangoFcDecoderClass *parent_class = PANGO_FC_DECODER_CLASS (clss);
- parent_class->get_charset = pango_fc_afm_get_charset;
- parent_class->get_glyph = pango_fc_afm_get_glyph;
-}
-
-static void
-pango_fc_afm_decoder_finalize (GObject *object)
-{
- G_OBJECT_CLASS (parent_class)->finalize (object);
-}
-
-static FcCharSet *
-pango_fc_afm_get_charset (PangoFcDecoder *decoder, PangoFcFont *fcfont)
-{
- (void) decoder;
- dprintf ("get charset: \n");
-#if 0
- FcCharSet *charset = 0;
- FcPatternGetCharSet (fcfont->font_pattern, FC_CHARSET, 0, &charset);
-#else
- /* Return plain, undecoded charset.
- FIXME:
- - actually read AFM
- - caching */
- (void) fcfont;
- int i;
- FcChar32 chr = 0;
- FcCharSet *charset = FcCharSetCreate ();
- for (i = 0; i < 256; i++)
- if (!FcCharSetAddChar (charset, chr++))
- return 0;
-#endif
- return charset;
-}
-
-static PangoGlyph
-pango_fc_afm_get_glyph (PangoFcDecoder *decoder, PangoFcFont *fcfont,
- guint32 wc)
-{
- (void) decoder;
-#if 0
- XftFont *xft_font;
- xft_font = XftFontOpenPattern (GDK_DISPLAY (),
- FcPatternDuplicate (fcfont->font_pattern));
- PangoGlyph g = XftCharIndex (0, xft_font, wc);
- dprintf ("get glyph! 0x%x --> 0x%x\n", wc, (unsigned)g);
-#else
- (void) fcfont;
- /* FIXME
- Use direct privat usage area (PUA) mapping as shortcut for
- actual AFM reading. The Feta charsets are encoded without any
- gaps, and mappend onto PUA. */
- return wc - PUA_OFFSET;
-#endif
-}
-
-static void
-pango_fc_afm_decoder_set_file_name (PangoFcAfmDecoder *self,
- char const *file_name)
-{
- self->priv->file_name = file_name;
-}
-
-PangoFcAfmDecoder *
-pango_fc_afm_decoder_new (void)
-{
- return PANGO_FC_AFM_DECODER (g_object_new (PANGO_TYPE_FC_AFM_DECODER, 0));
-}
-
-PangoFcDecoder *
-pango_fc_afm_find_decoder (FcPattern *pattern, gpointer user_data)
-{
- FcChar8 *family_name;
-
- if (FcPatternGetString (pattern, FC_FAMILY, 0, &family_name)
- == FcResultMatch)
- {
- dprintf ("Family name: %s\n", family_name);
- dprintf ("user_data: %s\n", (char const*) user_data);
-
- if (!strcasecmp ((char const*) family_name, (char const*) user_data))
- {
- PangoFcAfmDecoder *afm = pango_fc_afm_decoder_new ();
- char const *file_name = "feta20.afm";
- pango_fc_afm_decoder_set_file_name (afm, file_name);
- dprintf ("Adding decoder: %s\n", file_name);
- return PANGO_FC_DECODER (afm);
- }
- }
- return 0;
-}
-
-void
-pango_fc_afm_add_decoder (char const *family_name)
-{
- PangoFcFontMap *fc_map
- = PANGO_FC_FONT_MAP (pango_xft_get_font_map (GDK_DISPLAY (), 0));
-
- pango_fc_font_map_add_decoder_find_func (fc_map, pango_fc_afm_find_decoder,
- (gpointer)family_name, 0);
-}
-
-#ifdef PANGO_FC_AFM_DECODER_TEST
-
-#include <gtk/gtk.h>
-#include <libgnomecanvas/libgnomecanvas.h>
-#include <pango/pangoft2.h>
-#include <pango/pangox.h>
-#include <pango/pangoxft.h>
-
-#include "pangofc-afm-decoder.hh"
-
-#define CANVAS_WIDTH 600
-#define CANVAS_HEIGHT 300
-
-static void
-exit_clicked (GtkWidget *widget, gpointer data)
-{
- gtk_widget_destroy (GTK_WIDGET (data));
- gtk_main_quit ();
-}
-
-static gint
-delete_event (GtkWidget *widget, GdkEvent *event, gpointer data)
-{
- gtk_widget_destroy (widget);
- gtk_main_quit ();
- return TRUE;
-}
-
-GnomeCanvas *
-make_canvas (int width, int height)
-{
- GtkWidget *window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
- GtkWidget *vbox = gtk_vbox_new (FALSE, 0);
- GtkWidget *canvas = gnome_canvas_new ();
- GtkWidget *hbox = gtk_hbox_new (TRUE, 0);
- GtkWidget *button = gtk_button_new_with_label ("Exit");
-
- gtk_container_add (GTK_CONTAINER (window), vbox);
- gtk_widget_set_size_request (canvas, width, height);
- gtk_box_pack_start (GTK_BOX (vbox), canvas, TRUE, TRUE, 0);
- gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
- gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
-
- gtk_signal_connect (GTK_OBJECT (button), "clicked",
- (GtkSignalFunc) exit_clicked, window);
-
- gtk_signal_connect (GTK_OBJECT (window), "delete_event",
- (GtkSignalFunc) delete_event, 0);
-
- gtk_widget_show_all (window);
- return GNOME_CANVAS (canvas);
-}
-
-#define gnome_canvas_text(x, y, font, text) \
- gnome_canvas_item_new (root, text_item, "x", x, "y", y, "font", font, \
- "text", text, "anchor", GTK_ANCHOR_SOUTH_WEST, \
- "fill_color", "black", 0)
-
-int
-main (int argc, char **argv)
-{
- gtk_init (&argc, &argv);
- GnomeCanvas *canvas = make_canvas (CANVAS_WIDTH, CANVAS_HEIGHT);
-
- /* Register GNU LilyPond FETA AFM decoders. */
- pango_fc_afm_add_decoder ("lilypond-feta");
- pango_fc_afm_add_decoder ("lilypond-feta-braces-f");
- pango_fc_afm_add_decoder ("lilypond-din");
- pango_fc_afm_add_decoder ("lilypond-parmesan");
-
- int text_item = gnome_canvas_text_get_type ();
- GnomeCanvasGroup *root = gnome_canvas_root (canvas);
- char const *g_clef_utf8 = "p";
-
- gnome_canvas_text (45.0, 122.5, "LilyPond-feta-nummer 16", "3");
- gnome_canvas_text (45.0, 142.5, "LilyPond-feta-nummer, r 16", "4");
- gnome_canvas_text (10.0, 142.0, "LilyPond-feta, 32", g_clef_utf8);
- gnome_canvas_text (10.0, 162.0, "LilyPond-feta-din, 32", "fmsrpz");
- gnome_canvas_text (5.0, 142.0, "LilyPond-feta-braces-f, 32", "AZ");
-
- gtk_main ();
- return 0;
-}
-#endif /* PANGO_FC_AFM_DECODER_TEST */
-
-#endif /* HAVE_PANGO_FC_FONT_MAP_ADD_DECODER_FIND_FUNC */
projects / lilypond.git / commitdiff