# Same thing on Unix.
UXTERM = TERMINAL uxcfg sercfg uxucs uxprint timing
-GTKTERM = UXTERM gtkwin gtkcfg gtkdlg gtkcols xkeysym
+GTKTERM = UXTERM gtkwin gtkcfg gtkdlg gtkfont gtkcols xkeysym
OSXTERM = UXTERM osxwin osxdlg osxctrls
# Non-SSH back ends (putty, puttytel, plink).
--- /dev/null
+/*
+ * Unified font management for GTK.
+ *
+ * PuTTY is willing to use both old-style X server-side bitmap
+ * fonts _and_ GTK2/Pango client-side fonts. This requires us to
+ * do a bit of work to wrap the two wildly different APIs into
+ * forms the rest of the code can switch between seamlessly, and
+ * also requires a custom font selector capable of handling both
+ * types of font.
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
+#include <gdk/gdkx.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+
+#include "putty.h"
+#include "gtkfont.h"
+
+/*
+ * To do:
+ *
+ * - import flags to do VT100 double-width, and import the icky
+ * pixmap stretch code for it.
+ *
+ * - add the Pango back end!
+ */
+
+/*
+ * Future work:
+ *
+ * - all the GDK font functions used in the x11font subclass are
+ * deprecated, so one day they may go away. When this happens -
+ * or before, if I'm feeling proactive - it oughtn't to be too
+ * difficult in principle to convert the whole thing to use
+ * actual Xlib font calls.
+ */
+
+/*
+ * Ad-hoc vtable mechanism to allow font structures to be
+ * polymorphic.
+ *
+ * Any instance of `unifont' used in the vtable functions will
+ * actually be the first element of a larger structure containing
+ * data specific to the subtype. This is permitted by the ISO C
+ * provision that one may safely cast between a pointer to a
+ * structure and a pointer to its first element.
+ */
+
+struct unifont_vtable {
+ /*
+ * `Methods' of the `class'.
+ */
+ unifont *(*create)(char *name, int wide, int bold,
+ int shadowoffset, int shadowalways);
+ void (*destroy)(unifont *font);
+ void (*draw_text)(GdkDrawable *target, GdkGC *gc, unifont *font,
+ int x, int y, const char *string, int len, int wide,
+ int bold);
+ /*
+ * `Static data members' of the `class'.
+ */
+ const char *prefix;
+};
+
+/* ----------------------------------------------------------------------
+ * GDK-based X11 font implementation.
+ */
+
+static void x11font_draw_text(GdkDrawable *target, GdkGC *gc, unifont *font,
+ int x, int y, const char *string, int len,
+ int wide, int bold);
+static unifont *x11font_create(char *name, int wide, int bold,
+ int shadowoffset, int shadowalways);
+static void x11font_destroy(unifont *font);
+
+struct x11font {
+ struct unifont u;
+ /*
+ * Actual font objects. We store a number of these, for
+ * automatically guessed bold and wide variants.
+ *
+ * The parallel array `allocated' indicates whether we've
+ * tried to fetch a subfont already (thus distinguishing NULL
+ * because we haven't tried yet from NULL because we tried and
+ * failed, so that we don't keep trying and failing
+ * subsequently).
+ */
+ GdkFont *fonts[4];
+ int allocated[4];
+ /*
+ * `sixteen_bit' is true iff the font object is indexed by
+ * values larger than a byte. That is, this flag tells us
+ * whether we use gdk_draw_text_wc() or gdk_draw_text().
+ */
+ int sixteen_bit;
+ /*
+ * Font charsets. public_charset and real_charset can differ
+ * for X11 fonts, because many X fonts use CS_ISO8859_1_X11.
+ */
+ int public_charset, real_charset;
+ /*
+ * Data passed in to unifont_create().
+ */
+ int wide, bold, shadowoffset, shadowalways;
+};
+
+static const struct unifont_vtable x11font_vtable = {
+ x11font_create,
+ x11font_destroy,
+ x11font_draw_text,
+ "x11"
+};
+
+char *x11_guess_derived_font_name(GdkFont *font, int bold, int wide)
+{
+ XFontStruct *xfs = GDK_FONT_XFONT(font);
+ Display *disp = GDK_FONT_XDISPLAY(font);
+ Atom fontprop = XInternAtom(disp, "FONT", False);
+ unsigned long ret;
+ if (XGetFontProperty(xfs, fontprop, &ret)) {
+ char *name = XGetAtomName(disp, (Atom)ret);
+ if (name && name[0] == '-') {
+ char *strings[13];
+ char *dupname, *extrafree = NULL, *ret;
+ char *p, *q;
+ int nstr;
+
+ p = q = dupname = dupstr(name); /* skip initial minus */
+ nstr = 0;
+
+ while (*p && nstr < lenof(strings)) {
+ if (*p == '-') {
+ *p = '\0';
+ strings[nstr++] = p+1;
+ }
+ p++;
+ }
+
+ if (nstr < lenof(strings))
+ return NULL; /* XLFD was malformed */
+
+ if (bold)
+ strings[2] = "bold";
+
+ if (wide) {
+ /* 4 is `wideness', which obviously may have changed. */
+ /* 5 is additional style, which may be e.g. `ja' or `ko'. */
+ strings[4] = strings[5] = "*";
+ strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
+ }
+
+ ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
+ "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
+ "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
+ "-", strings[ 9], "-", strings[10], "-", strings[11],
+ "-", strings[12], NULL);
+ sfree(extrafree);
+ sfree(dupname);
+
+ return ret;
+ }
+ }
+ return NULL;
+}
+
+static int x11_font_width(GdkFont *font, int sixteen_bit)
+{
+ if (sixteen_bit) {
+ XChar2b space;
+ space.byte1 = 0;
+ space.byte2 = ' ';
+ return gdk_text_width(font, (const gchar *)&space, 2);
+ } else {
+ return gdk_char_width(font, ' ');
+ }
+}
+
+static unifont *x11font_create(char *name, int wide, int bold,
+ int shadowoffset, int shadowalways)
+{
+ struct x11font *xfont;
+ GdkFont *font;
+ XFontStruct *xfs;
+ Display *disp;
+ Atom charset_registry, charset_encoding;
+ unsigned long registry_ret, encoding_ret;
+ int pubcs, realcs, sixteen_bit;
+ int i;
+
+ font = gdk_font_load(name);
+ if (!font)
+ return NULL;
+
+ xfs = GDK_FONT_XFONT(font);
+ disp = GDK_FONT_XDISPLAY(font);
+
+ charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
+ charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
+
+ pubcs = realcs = CS_NONE;
+ sixteen_bit = FALSE;
+
+ if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
+ XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
+ char *reg, *enc;
+ reg = XGetAtomName(disp, (Atom)registry_ret);
+ enc = XGetAtomName(disp, (Atom)encoding_ret);
+ if (reg && enc) {
+ char *encoding = dupcat(reg, "-", enc, NULL);
+ pubcs = realcs = charset_from_xenc(encoding);
+
+ /*
+ * iso10646-1 is the only wide font encoding we
+ * support. In this case, we expect clients to give us
+ * UTF-8, which this module must internally convert
+ * into 16-bit Unicode.
+ */
+ if (!strcasecmp(encoding, "iso10646-1")) {
+ sixteen_bit = TRUE;
+ pubcs = realcs = CS_UTF8;
+ }
+
+ /*
+ * Hack for X line-drawing characters: if the primary
+ * font is encoded as ISO-8859-1, and has valid glyphs
+ * in the first 32 char positions, it is assumed that
+ * those glyphs are the VT100 line-drawing character
+ * set.
+ *
+ * Actually, we'll hack even harder by only checking
+ * position 0x19 (vertical line, VT100 linedrawing
+ * `x'). Then we can check it easily by seeing if the
+ * ascent and descent differ.
+ */
+ if (pubcs == CS_ISO8859_1) {
+ int lb, rb, wid, asc, desc;
+ gchar text[2];
+
+ text[1] = '\0';
+ text[0] = '\x12';
+ gdk_string_extents(font, text, &lb, &rb, &wid, &asc, &desc);
+ if (asc != desc)
+ realcs = CS_ISO8859_1_X11;
+ }
+
+ sfree(encoding);
+ }
+ }
+
+ xfont = snew(struct x11font);
+ xfont->u.vt = &x11font_vtable;
+ xfont->u.width = x11_font_width(font, sixteen_bit);
+ xfont->u.ascent = font->ascent;
+ xfont->u.descent = font->descent;
+ xfont->u.height = xfont->u.ascent + xfont->u.descent;
+ xfont->u.public_charset = pubcs;
+ xfont->u.real_charset = realcs;
+ xfont->fonts[0] = font;
+ xfont->allocated[0] = TRUE;
+ xfont->sixteen_bit = sixteen_bit;
+ xfont->wide = wide;
+ xfont->bold = bold;
+ xfont->shadowoffset = shadowoffset;
+ xfont->shadowalways = shadowalways;
+
+ for (i = 1; i < lenof(xfont->fonts); i++) {
+ xfont->fonts[i] = NULL;
+ xfont->allocated[i] = FALSE;
+ }
+
+ return (unifont *)xfont;
+}
+
+static void x11font_destroy(unifont *font)
+{
+ struct x11font *xfont = (struct x11font *)font;
+ int i;
+
+ for (i = 0; i < lenof(xfont->fonts); i++)
+ if (xfont->fonts[i])
+ gdk_font_unref(xfont->fonts[i]);
+ sfree(font);
+}
+
+static void x11_alloc_subfont(struct x11font *xfont, int sfid)
+{
+ char *derived_name = x11_guess_derived_font_name
+ (xfont->fonts[0], sfid & 1, !!(sfid & 2));
+ xfont->fonts[sfid] = gdk_font_load(derived_name); /* may be NULL */
+ xfont->allocated[sfid] = TRUE;
+ sfree(derived_name);
+}
+
+static void x11font_draw_text(GdkDrawable *target, GdkGC *gc, unifont *font,
+ int x, int y, const char *string, int len,
+ int wide, int bold)
+{
+ struct x11font *xfont = (struct x11font *)font;
+ int sfid;
+ int shadowbold = FALSE;
+
+ wide -= xfont->wide;
+ bold -= xfont->bold;
+
+ /*
+ * Decide which subfont we're using, and whether we have to
+ * use shadow bold.
+ */
+ if (xfont->shadowalways && bold) {
+ shadowbold = TRUE;
+ bold = 0;
+ }
+ sfid = 2 * wide + bold;
+ if (!xfont->allocated[sfid])
+ x11_alloc_subfont(xfont, sfid);
+ if (bold && !xfont->fonts[sfid]) {
+ bold = 0;
+ shadowbold = TRUE;
+ sfid = 2 * wide + bold;
+ if (!xfont->allocated[sfid])
+ x11_alloc_subfont(xfont, sfid);
+ }
+
+ if (!xfont->fonts[sfid])
+ return; /* we've tried our best, but no luck */
+
+ if (xfont->sixteen_bit) {
+ /*
+ * This X font has 16-bit character indices, which means
+ * we expect our string to have been passed in UTF-8.
+ */
+ XChar2b *xcs;
+ wchar_t *wcs;
+ int nchars, maxchars, i;
+
+ /*
+ * Convert the input string to wide-character Unicode.
+ */
+ maxchars = 0;
+ for (i = 0; i < len; i++)
+ if ((unsigned char)string[i] <= 0x7F ||
+ (unsigned char)string[i] >= 0xC0)
+ maxchars++;
+ wcs = snewn(maxchars+1, wchar_t);
+ nchars = charset_to_unicode((char **)&string, &len, wcs, maxchars,
+ CS_UTF8, NULL, NULL, 0);
+ assert(nchars <= maxchars);
+ wcs[nchars] = L'\0';
+
+ xcs = snewn(nchars, XChar2b);
+ for (i = 0; i < nchars; i++) {
+ xcs[i].byte1 = wcs[i] >> 8;
+ xcs[i].byte2 = wcs[i];
+ }
+
+ gdk_draw_text(target, xfont->fonts[sfid], gc,
+ x, y, (gchar *)xcs, nchars*2);
+ if (shadowbold)
+ gdk_draw_text(target, xfont->fonts[sfid], gc,
+ x + xfont->shadowoffset, y, (gchar *)xcs, nchars*2);
+ sfree(xcs);
+ sfree(wcs);
+ } else {
+ gdk_draw_text(target, xfont->fonts[sfid], gc, x, y, string, len);
+ if (shadowbold)
+ gdk_draw_text(target, xfont->fonts[sfid], gc,
+ x + xfont->shadowoffset, y, string, len);
+ }
+}
+
+/* ----------------------------------------------------------------------
+ * Outermost functions which do the vtable dispatch.
+ */
+
+/*
+ * This function is the only one which needs to know the full set
+ * of font implementations available, because it has to try each
+ * in turn until one works, or condition on an override prefix in
+ * the font name.
+ */
+static const struct unifont_vtable *unifont_types[] = {
+ &x11font_vtable,
+};
+unifont *unifont_create(char *name, int wide, int bold,
+ int shadowoffset, int shadowalways)
+{
+ int colonpos = strcspn(name, ":");
+ int i;
+
+ if (name[colonpos]) {
+ /*
+ * There's a colon prefix on the font name. Use it to work
+ * out which subclass to try to create.
+ */
+ for (i = 0; i < lenof(unifont_types); i++) {
+ if (strlen(unifont_types[i]->prefix) == colonpos &&
+ !strncmp(unifont_types[i]->prefix, name, colonpos))
+ break;
+ }
+ if (i == lenof(unifont_types))
+ return NULL; /* prefix not recognised */
+ return unifont_types[i]->create(name+colonpos+1, wide, bold,
+ shadowoffset, shadowalways);
+ } else {
+ /*
+ * No colon prefix, so just go through all the subclasses.
+ */
+ for (i = 0; i < lenof(unifont_types); i++) {
+ unifont *ret = unifont_types[i]->create(name, wide, bold,
+ shadowoffset,
+ shadowalways);
+ if (ret)
+ return ret;
+ }
+ return NULL; /* font not found in any scheme */
+ }
+}
+
+void unifont_destroy(unifont *font)
+{
+ font->vt->destroy(font);
+}
+
+void unifont_draw_text(GdkDrawable *target, GdkGC *gc, unifont *font,
+ int x, int y, const char *string, int len,
+ int wide, int bold)
+{
+ font->vt->draw_text(target, gc, font, x, y, string, len, wide, bold);
+}
--- /dev/null
+/*
+ * Header file for gtkfont.c. Has to be separate from unix.h
+ * because it depends on GTK data types, hence can't be included
+ * from cross-platform code (which doesn't go near GTK).
+ */
+
+#ifndef PUTTY_GTKFONT_H
+#define PUTTY_GTKFONT_H
+
+/*
+ * Exports from gtkfont.c.
+ */
+struct unifont_vtable; /* contents internal to gtkfont.c */
+typedef struct unifont {
+ const struct unifont_vtable *vt;
+ /*
+ * `Non-static data members' of the `class', accessible to
+ * external code.
+ */
+
+ /*
+ * public_charset is the charset used when the user asks for
+ * `Use font encoding'.
+ *
+ * real_charset is the charset used when translating text into
+ * a form suitable for sending to unifont_draw_text().
+ *
+ * They can differ. For example, public_charset might be
+ * CS_ISO8859_1 while real_charset is CS_ISO8859_1_X11.
+ */
+ int public_charset, real_charset;
+
+ /*
+ * Font dimensions needed by clients.
+ */
+ int width, height, ascent, descent;
+} unifont;
+
+unifont *unifont_create(char *name, int wide, int bold,
+ int shadowoffset, int shadowalways);
+void unifont_destroy(unifont *font);
+void unifont_draw_text(GdkDrawable *target, GdkGC *gc, unifont *font,
+ int x, int y, const char *string, int len,
+ int wide, int bold);
+
+#endif /* PUTTY_GTKFONT_H */
#include "putty.h"
#include "terminal.h"
+#include "gtkfont.h"
#define CAT2(x,y) x ## y
#define CAT(x,y) CAT2(x,y)
*restartitem;
GtkWidget *sessionsmenu;
GdkPixmap *pixmap;
- GdkFont *fonts[4]; /* normal, bold, wide, widebold */
- struct {
- int charset;
- int is_wide;
- } fontinfo[4];
+ unifont *fonts[4]; /* normal, bold, wide, widebold */
int xpos, ypos, gotpos, gravity;
GdkCursor *rawcursor, *textcursor, *blankcursor, *waitcursor, *currcursor;
GdkColor cols[NALLCOLOURS];
* Under X, any fixed-width font really _is_ fixed-width.
* Double-width characters will be dealt with using a separate
* font. For the moment we can simply return 1.
+ *
+ * FIXME: but is that also true of Pango?
*/
return 1;
}
struct gui_data *inst = dctx->inst;
GdkGC *gc = dctx->gc;
int ncombining, combining;
- int nfg, nbg, t, fontid, shadow, rlen, widefactor;
+ int nfg, nbg, t, fontid, shadow, rlen, widefactor, bold;
int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
if (attr & TATTR_COMBINING) {
}
if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
- if (inst->fonts[fontid | 1])
- fontid |= 1;
- else
- shadow = 1;
+ bold = 1;
+ fontid |= 1;
+ } else {
+ bold = 0;
+ }
+
+ if (!inst->fonts[fontid]) {
+ int i;
+ /*
+ * Fall back through font ids with subsets of this one's
+ * set bits, in order.
+ */
+ for (i = fontid; i-- > 0 ;) {
+ if (i & ~fontid)
+ continue; /* some other bit is set */
+ if (inst->fonts[i]) {
+ fontid = i;
+ break;
+ }
+ }
+ assert(inst->fonts[fontid]); /* we should at least have hit zero */
}
if ((lattr & LATTR_MODE) != LATTR_NORM) {
gdk_gc_set_foreground(gc, &inst->cols[nfg]);
{
- GdkWChar *gwcs;
gchar *gcs;
- wchar_t *wcs;
- int i;
-
- wcs = snewn(len*ncombining+1, wchar_t);
- for (i = 0; i < len*ncombining; i++) {
- wcs[i] = text[i];
- }
- if (inst->fonts[fontid] == NULL && (fontid & 2)) {
- /*
- * We've been given ATTR_WIDE, but have no wide font.
- * Fall back to the non-wide font.
- */
- fontid &= ~2;
- }
+ /*
+ * FIXME: this length is hardwired on the assumption that
+ * conversions from wide to multibyte characters will
+ * never generate more than 10 bytes for a single wide
+ * character.
+ */
+ gcs = snewn(len*10+1, gchar);
- if (inst->fonts[fontid] == NULL) {
- /*
- * The font for this contingency does not exist. So we
- * display nothing at all; such is life.
- */
- } else if (inst->fontinfo[fontid].is_wide) {
- /*
- * At least one version of gdk_draw_text_wc() has a
- * weird bug whereby it reads `len' elements of the
- * input string, but only draws `len/2'. Hence I'm
- * going to make its input array twice as long as it
- * theoretically needs to be, and pass in twice the
- * actual number of characters. If a fixed gdk actually
- * takes the doubled length seriously, then (a) the
- * array will stand scrutiny up to the full length, (b)
- * the spare elements of the array are full of zeroes
- * which will probably be an empty glyph in the font,
- * and (c) the clip rectangle should prevent it causing
- * trouble anyway.
- */
- gwcs = snewn(len*2+1, GdkWChar);
- memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
- /*
- * FIXME: when we have a wide-char equivalent of
- * from_unicode, use it instead of this.
- */
- for (combining = 0; combining < ncombining; combining++) {
- for (i = 0; i <= len; i++)
- gwcs[i] = wcs[i + combining];
- gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
- x*inst->font_width+inst->cfg.window_border,
- y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
- gwcs, len*2);
- if (shadow)
- gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
- x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
- y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
- gwcs, len*2);
- }
- sfree(gwcs);
- } else {
- gcs = snewn(len+1, gchar);
- for (combining = 0; combining < ncombining; combining++) {
- wc_to_mb(inst->fontinfo[fontid].charset, 0,
- wcs + combining, len, gcs, len, ".", NULL, NULL);
- gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
+ for (combining = 0; combining < ncombining; combining++) {
+ int mblen = wc_to_mb(inst->fonts[fontid]->real_charset, 0,
+ text + combining, len, gcs, len*10+1, ".",
+ NULL, NULL);
+ unifont_draw_text(inst->pixmap, gc, inst->fonts[fontid],
x*inst->font_width+inst->cfg.window_border,
y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
- gcs, len);
- if (shadow)
- gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
- x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
- y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
- gcs, len);
- }
- sfree(gcs);
+ gcs, mblen, widefactor > 1, bold);
}
- sfree(wcs);
+
+ sfree(gcs);
}
if (attr & ATTR_UNDER) {
return err;
}
-/*
- * This function retrieves the character set encoding of a font. It
- * returns the character set without the X11 hack (in case the user
- * asks to use the font's own encoding).
- */
-static int set_font_info(struct gui_data *inst, int fontid)
-{
- GdkFont *font = inst->fonts[fontid];
- XFontStruct *xfs = GDK_FONT_XFONT(font);
- Display *disp = GDK_FONT_XDISPLAY(font);
- Atom charset_registry, charset_encoding;
- unsigned long registry_ret, encoding_ret;
- int retval = CS_NONE;
-
- charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
- charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
- inst->fontinfo[fontid].charset = CS_NONE;
- inst->fontinfo[fontid].is_wide = 0;
- if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
- XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
- char *reg, *enc;
- reg = XGetAtomName(disp, (Atom)registry_ret);
- enc = XGetAtomName(disp, (Atom)encoding_ret);
- if (reg && enc) {
- char *encoding = dupcat(reg, "-", enc, NULL);
- retval = inst->fontinfo[fontid].charset =
- charset_from_xenc(encoding);
- /* FIXME: when libcharset supports wide encodings fix this. */
- if (!strcasecmp(encoding, "iso10646-1")) {
- inst->fontinfo[fontid].is_wide = 1;
- retval = CS_UTF8;
- }
-
- /*
- * Hack for X line-drawing characters: if the primary
- * font is encoded as ISO-8859-anything, and has valid
- * glyphs in the first 32 char positions, it is assumed
- * that those glyphs are the VT100 line-drawing
- * character set.
- *
- * Actually, we'll hack even harder by only checking
- * position 0x19 (vertical line, VT100 linedrawing
- * `x'). Then we can check it easily by seeing if the
- * ascent and descent differ.
- */
- if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
- int lb, rb, wid, asc, desc;
- gchar text[2];
-
- text[1] = '\0';
- text[0] = '\x12';
- gdk_string_extents(inst->fonts[fontid], text,
- &lb, &rb, &wid, &asc, &desc);
- if (asc != desc)
- inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
- }
-
- sfree(encoding);
- }
- }
-
- return retval;
-}
-
int uxsel_input_add(int fd, int rwx) {
int flags = 0;
if (rwx & 1) flags |= GDK_INPUT_READ;
gdk_input_remove(id);
}
-char *guess_derived_font_name(GdkFont *font, int bold, int wide)
-{
- XFontStruct *xfs = GDK_FONT_XFONT(font);
- Display *disp = GDK_FONT_XDISPLAY(font);
- Atom fontprop = XInternAtom(disp, "FONT", False);
- unsigned long ret;
- if (XGetFontProperty(xfs, fontprop, &ret)) {
- char *name = XGetAtomName(disp, (Atom)ret);
- if (name && name[0] == '-') {
- char *strings[13];
- char *dupname, *extrafree = NULL, *ret;
- char *p, *q;
- int nstr;
-
- p = q = dupname = dupstr(name); /* skip initial minus */
- nstr = 0;
-
- while (*p && nstr < lenof(strings)) {
- if (*p == '-') {
- *p = '\0';
- strings[nstr++] = p+1;
- }
- p++;
- }
-
- if (nstr < lenof(strings))
- return NULL; /* XLFD was malformed */
-
- if (bold)
- strings[2] = "bold";
-
- if (wide) {
- /* 4 is `wideness', which obviously may have changed. */
- /* 5 is additional style, which may be e.g. `ja' or `ko'. */
- strings[4] = strings[5] = "*";
- strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
- }
-
- ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
- "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
- "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
- "-", strings[ 9], "-", strings[10], "-", strings[11],
- "-", strings[12], NULL);
- sfree(extrafree);
- sfree(dupname);
-
- return ret;
- }
- }
- return NULL;
-}
-
void setup_fonts_ucs(struct gui_data *inst)
{
- int font_charset;
- char *name;
- int guessed;
-
if (inst->fonts[0])
- gdk_font_unref(inst->fonts[0]);
+ unifont_destroy(inst->fonts[0]);
if (inst->fonts[1])
- gdk_font_unref(inst->fonts[1]);
+ unifont_destroy(inst->fonts[1]);
if (inst->fonts[2])
- gdk_font_unref(inst->fonts[2]);
+ unifont_destroy(inst->fonts[2]);
if (inst->fonts[3])
- gdk_font_unref(inst->fonts[3]);
+ unifont_destroy(inst->fonts[3]);
- inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
+ inst->fonts[0] = unifont_create(inst->cfg.font.name, FALSE, FALSE,
+ inst->cfg.shadowboldoffset,
+ inst->cfg.shadowbold);
if (!inst->fonts[0]) {
fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
inst->cfg.font.name);
exit(1);
}
- gdk_font_ref(inst->fonts[0]);
- font_charset = set_font_info(inst, 0);
- if (inst->cfg.shadowbold) {
+ if (inst->cfg.shadowbold || !inst->cfg.boldfont.name[0]) {
inst->fonts[1] = NULL;
} else {
- if (inst->cfg.boldfont.name[0]) {
- name = inst->cfg.boldfont.name;
- guessed = FALSE;
- } else {
- name = guess_derived_font_name(inst->fonts[0], TRUE, FALSE);
- guessed = TRUE;
- }
- inst->fonts[1] = name ? gdk_font_load(name) : NULL;
- if (inst->fonts[1]) {
- gdk_font_ref(inst->fonts[1]);
- set_font_info(inst, 1);
- } else if (!guessed) {
+ inst->fonts[1] = unifont_create(inst->cfg.boldfont.name, FALSE, TRUE,
+ inst->cfg.shadowboldoffset,
+ inst->cfg.shadowbold);
+ if (!inst->fonts[1]) {
fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
inst->cfg.boldfont.name);
exit(1);
}
- if (guessed)
- sfree(name);
}
if (inst->cfg.widefont.name[0]) {
- name = inst->cfg.widefont.name;
- guessed = FALSE;
+ inst->fonts[2] = unifont_create(inst->cfg.widefont.name, TRUE, FALSE,
+ inst->cfg.shadowboldoffset,
+ inst->cfg.shadowbold);
+ if (!inst->fonts[2]) {
+ fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
+ inst->cfg.widefont.name);
+ exit(1);
+ }
} else {
- name = guess_derived_font_name(inst->fonts[0], FALSE, TRUE);
- guessed = TRUE;
- }
- inst->fonts[2] = name ? gdk_font_load(name) : NULL;
- if (inst->fonts[2]) {
- gdk_font_ref(inst->fonts[2]);
- set_font_info(inst, 2);
- } else if (!guessed) {
- fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
- inst->cfg.widefont.name);
- exit(1);
+ inst->fonts[2] = NULL;
}
- if (guessed)
- sfree(name);
- if (inst->cfg.shadowbold) {
+ if (inst->cfg.shadowbold || !inst->cfg.wideboldfont.name[0]) {
inst->fonts[3] = NULL;
} else {
- if (inst->cfg.wideboldfont.name[0]) {
- name = inst->cfg.wideboldfont.name;
- guessed = FALSE;
- } else {
- /*
- * Here we have some choices. We can widen the bold font,
- * bolden the wide font, or widen and bolden the standard
- * font. Try them all, in that order!
- */
- if (inst->cfg.widefont.name[0])
- name = guess_derived_font_name(inst->fonts[2], TRUE, FALSE);
- else if (inst->cfg.boldfont.name[0])
- name = guess_derived_font_name(inst->fonts[1], FALSE, TRUE);
- else
- name = guess_derived_font_name(inst->fonts[0], TRUE, TRUE);
- guessed = TRUE;
- }
- inst->fonts[3] = name ? gdk_font_load(name) : NULL;
- if (inst->fonts[3]) {
- gdk_font_ref(inst->fonts[3]);
- set_font_info(inst, 3);
- } else if (!guessed) {
- fprintf(stderr, "%s: unable to load wide/bold font \"%s\"\n", appname,
- inst->cfg.wideboldfont.name);
+ inst->fonts[3] = unifont_create(inst->cfg.wideboldfont.name, TRUE,
+ TRUE, inst->cfg.shadowboldoffset,
+ inst->cfg.shadowbold);
+ if (!inst->fonts[3]) {
+ fprintf(stderr, "%s: unable to load wide bold font \"%s\"\n", appname,
+ inst->cfg.boldfont.name);
exit(1);
}
- if (guessed)
- sfree(name);
}
- inst->font_width = gdk_char_width(inst->fonts[0], ' ');
- if (!inst->font_width) {
- /* Maybe this is a 16-bit font? If so, GDK 2 actually expects a
- * pointer to an XChar2b. This is pretty revolting. Can Pango do
- * this more neatly even for server-side fonts?
- */
- XChar2b space;
- space.byte1 = 0;
- space.byte2 = ' ';
- inst->font_width = gdk_text_width(inst->fonts[0],
- (const gchar *)&space, 2);
- }
- inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
+ inst->font_width = inst->fonts[0]->width;
+ inst->font_height = inst->fonts[0]->height;
inst->direct_to_font = init_ucs(&inst->ucsdata, inst->cfg.line_codepage,
- inst->cfg.utf8_override, font_charset,
+ inst->cfg.utf8_override,
+ inst->fonts[0]->public_charset,
inst->cfg.vtmode);
}