diff options
Diffstat (limited to 'gdk/x11/gdkfont-x11.c')
| -rw-r--r-- | gdk/x11/gdkfont-x11.c | 387 |
1 files changed, 0 insertions, 387 deletions
diff --git a/gdk/x11/gdkfont-x11.c b/gdk/x11/gdkfont-x11.c deleted file mode 100644 index 888afbf69e..0000000000 --- a/gdk/x11/gdkfont-x11.c +++ /dev/null @@ -1,387 +0,0 @@ -/* GDK - The GIMP Drawing Kit - * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald - * - * 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 <X11/Xlib.h> -#include <X11/Xos.h> -#include "gdk.h" -#include "gdkprivate.h" - -GdkFont* -gdk_font_load (const gchar *font_name) -{ - GdkFont *font; - GdkFontPrivate *private; - - private = g_new (GdkFontPrivate, 1); - font = (GdkFont*) private; - - private->xdisplay = gdk_display; - private->xfont = XLoadQueryFont (private->xdisplay, font_name); - private->ref_count = 1; - - if (!private->xfont) - { - g_free (font); - return NULL; - } - else - { - font->type = GDK_FONT_FONT; - font->ascent = ((XFontStruct *) private->xfont)->ascent; - font->descent = ((XFontStruct *) private->xfont)->descent; - } - - gdk_xid_table_insert (&((XFontStruct *) private->xfont)->fid, font); - - return font; -} - -GdkFont* -gdk_fontset_load (gchar *fontset_name) -{ - GdkFont *font; - GdkFontPrivate *private; - XFontSet fontset; - gint missing_charset_count; - gchar **missing_charset_list; - gchar *def_string; - - private = g_new (GdkFontPrivate, 1); - font = (GdkFont*) private; - - private->xdisplay = gdk_display; - fontset = XCreateFontSet (gdk_display, fontset_name, - &missing_charset_list, &missing_charset_count, - &def_string); - - if (missing_charset_count) - { - gint i; - g_print ("Missing charsets in FontSet creation\n"); - for (i=0;i<missing_charset_count;i++) - g_print (" %s\n", missing_charset_list[i]); - XFreeStringList (missing_charset_list); - } - - private->ref_count = 1; - - if (!fontset) - { - g_free (font); - return NULL; - } - else - { - gint num_fonts; - gint i; - XFontStruct **font_structs; - gchar **font_names; - - private->xfont = fontset; - font->type = GDK_FONT_FONTSET; - num_fonts = XFontsOfFontSet (fontset, &font_structs, &font_names); - - font->ascent = font->descent = 0; - - for (i = 0; i < num_fonts; i++) - { - font->ascent = MAX (font->ascent, font_structs[i]->ascent); - font->descent = MAX (font->descent, font_structs[i]->descent); - } - } - return font; -} - -GdkFont* -gdk_font_ref (GdkFont *font) -{ - GdkFontPrivate *private; - - g_return_val_if_fail (font != NULL, NULL); - - private = (GdkFontPrivate*) font; - private->ref_count += 1; - return font; -} - -void -gdk_font_unref (GdkFont *font) -{ - GdkFontPrivate *private; - - g_return_if_fail (font != NULL); - - private = (GdkFontPrivate*) font; - - private->ref_count -= 1; - if (private->ref_count == 0) - { - switch (font->type) - { - case GDK_FONT_FONT: - gdk_xid_table_remove (((XFontStruct *) private->xfont)->fid); - XFreeFont (private->xdisplay, (XFontStruct *) private->xfont); - break; - case GDK_FONT_FONTSET: - XFreeFontSet (private->xdisplay, (XFontSet) private->xfont); - break; - default: - g_error ("unknown font type."); - break; - } - g_free (font); - } -} - -gint -gdk_font_id (GdkFont *font) -{ - GdkFontPrivate *font_private; - - g_return_val_if_fail (font != NULL, 0); - - font_private = (GdkFontPrivate*) font; - - if (font->type == GDK_FONT_FONT) - { - return ((XFontStruct *) font_private->xfont)->fid; - } - else - { - return 0; - } -} - -gint -gdk_font_equal (GdkFont *fonta, - GdkFont *fontb) -{ - GdkFontPrivate *privatea; - GdkFontPrivate *privateb; - - g_return_val_if_fail (fonta != NULL, FALSE); - g_return_val_if_fail (fontb != NULL, FALSE); - - privatea = (GdkFontPrivate*) fonta; - privateb = (GdkFontPrivate*) fontb; - - if (fonta->type == GDK_FONT_FONT && fontb->type == GDK_FONT_FONT) - { - return (((XFontStruct *) privatea->xfont)->fid == - ((XFontStruct *) privateb->xfont)->fid); - } - else if (fonta->type == GDK_FONT_FONTSET && fontb->type == GDK_FONT_FONTSET) - { - /* how to compare two fontsets ?? by basename or XFontSet ?? */ - return (((XFontSet) privatea->xfont) == ((XFontSet) privateb->xfont)); - } - else - /* fontset != font */ - return 0; -} - -gint -gdk_string_width (GdkFont *font, - const gchar *string) -{ - GdkFontPrivate *font_private; - gint width; - XFontStruct *xfont; - XFontSet fontset; - - g_return_val_if_fail (font != NULL, -1); - g_return_val_if_fail (string != NULL, -1); - - font_private = (GdkFontPrivate*) font; - - switch (font->type) - { - case GDK_FONT_FONT: - xfont = (XFontStruct *) font_private->xfont; - if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0)) - { - width = XTextWidth (xfont, string, strlen (string)); - } - else - { - width = XTextWidth16 (xfont, (XChar2b *) string, strlen (string) / 2); - } - break; - case GDK_FONT_FONTSET: - fontset = (XFontSet) font_private->xfont; - width = XmbTextEscapement (fontset, string, strlen(string)); - break; - default: - width = 0; - } - - return width; -} - -gint -gdk_text_width (GdkFont *font, - const gchar *text, - gint text_length) -{ - GdkFontPrivate *private; - gint width; - XFontStruct *xfont; - XFontSet fontset; - - g_return_val_if_fail (font != NULL, -1); - g_return_val_if_fail (text != NULL, -1); - - private = (GdkFontPrivate*) font; - - switch (font->type) - { - case GDK_FONT_FONT: - xfont = (XFontStruct *) private->xfont; - if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0)) - { - width = XTextWidth (xfont, text, text_length); - } - else - { - width = XTextWidth16 (xfont, (XChar2b *) text, text_length / 2); - } - break; - case GDK_FONT_FONTSET: - fontset = (XFontSet) private->xfont; - width = XmbTextEscapement (fontset, text, text_length); - break; - default: - width = 0; - } - return width; -} - -/* Problem: What if a character is a 16 bits character ?? */ -gint -gdk_char_width (GdkFont *font, - gchar character) -{ - GdkFontPrivate *private; - XCharStruct *chars; - gint width; - guint ch = character & 0xff; /* get rid of sign-extension */ - XFontStruct *xfont; - XFontSet fontset; - - g_return_val_if_fail (font != NULL, -1); - - private = (GdkFontPrivate*) font; - - switch (font->type) - { - case GDK_FONT_FONT: - /* only 8 bits characters are considered here */ - xfont = (XFontStruct *) private->xfont; - if ((xfont->min_byte1 == 0) && - (xfont->max_byte1 == 0) && - (ch >= xfont->min_char_or_byte2) && - (ch <= xfont->max_char_or_byte2)) - { - chars = xfont->per_char; - if (chars) - width = chars[ch - xfont->min_char_or_byte2].width; - else - width = xfont->min_bounds.width; - } - else - { - width = XTextWidth (xfont, &character, 1); - } - break; - case GDK_FONT_FONTSET: - fontset = (XFontSet) private->xfont; - width = XmbTextEscapement (fontset, &character, 1) ; - break; - default: - width = 0; - } - return width; -} - -gint -gdk_string_measure (GdkFont *font, - const gchar *string) -{ - g_return_val_if_fail (font != NULL, -1); - g_return_val_if_fail (string != NULL, -1); - - return gdk_text_measure (font, string, strlen (string)); -} - -gint -gdk_text_measure (GdkFont *font, - const gchar *text, - gint text_length) -{ - GdkFontPrivate *private; - XCharStruct overall; - XFontStruct *xfont; - XFontSet fontset; - XRectangle ink, log; - int direction; - int font_ascent; - int font_descent; - gint width; - - g_return_val_if_fail (font != NULL, -1); - g_return_val_if_fail (text != NULL, -1); - - private = (GdkFontPrivate*) font; - - switch (font->type) - { - case GDK_FONT_FONT: - xfont = (XFontStruct *) private->xfont; - if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0)) - { - XTextExtents (xfont, text, text_length, - &direction, &font_ascent, &font_descent, - &overall); - } - else - { - XTextExtents16 (xfont, (XChar2b *) text, text_length / 2, - &direction, &font_ascent, &font_descent, - &overall); - } - width = overall.rbearing; - break; - case GDK_FONT_FONTSET: - fontset = (XFontSet) private->xfont; - XmbTextExtents (fontset, text, text_length, &ink, &log); - width = log.width; - break; - default: - width = 0; - } - return width; -} - -gint -gdk_char_measure (GdkFont *font, - gchar character) -{ - g_return_val_if_fail (font != NULL, -1); - - return gdk_text_measure (font, &character, 1); -} |