static XftFont *
GetFont(
UnixFtFont *fontPtr,
FcChar32 ucs4)
{
int i;
if (ucs4) {
for (i = 0; i < fontPtr->nfaces; i++) {
FcCharSet *charset = fontPtr->faces[i].charset;
if (charset && FcCharSetHasChar(charset, ucs4)) {
break;
}
}
if (i == fontPtr->nfaces) {
i = 0;
}
} else {
i = 0;
}
if (!fontPtr->faces[i].ftFont) {
FcPattern *pat = FcFontRenderPrepare(0, fontPtr->pattern,
fontPtr->faces[i].source);
fontPtr->faces[i].ftFont = XftFontOpenPattern(fontPtr->display, pat);
}
return fontPtr->faces[i].ftFont;
}
//=========================================
// setText
//-----------------------------------------
XImage* setText (Display* dpy,int screen,char* text, int* x, int* y) {
Window root = RootWindow ( dpy,screen );
int DWidth = DisplayWidth ( dpy,screen );
int DHeight = DisplayHeight ( dpy,screen );
XftPattern *pattern = NULL;
XftFont* FTfont = NULL;
XftDraw* FTdraw = NULL;
XftColor* FTcolor = NULL;
XImage* Image = NULL;
XGlyphInfo FTinfo;
XColor color;
XGCValues values;
int XTwidth;
int XTheight;
int x1,y1;
pattern = XftNameParse (XFTFONT);
pattern = XftFontMatch (dpy,screen,pattern,NULL);
FTfont = XftFontOpenPattern (dpy, pattern);
XftTextExtentsUtf8 (
dpy,FTfont,text,strlen(text),&FTinfo
);
XTwidth = FTinfo.xOff;
XTheight= FTfont->height + 20;
FTdraw = XftDrawCreate (
dpy, root, DefaultVisual(dpy,screen),DefaultColormap(dpy,screen)
);
FTcolor = (XftColor*)malloc(sizeof(XftColor));
color.red = 255 << 8;
color.green = 255 << 8;
color.blue = 255 << 8;
XAllocColor (dpy,DefaultColormap(dpy,screen),&color);
XSetForeground(dpy,DefaultGC (dpy,screen),color.pixel);
XGetGCValues (
dpy, DefaultGC (dpy,screen),
GCForeground | GCBackground, &values
);
FTcolor->color.red = color.red;
FTcolor->color.green = color.green;
FTcolor->color.blue = color.blue;
FTcolor->color.alpha = 0xffff;
x1 = (int)((DWidth / 2) - (XTwidth / 2));
y1 = (int)((DHeight / 2) - (XTheight / 2));
XftDrawStringUtf8 (
FTdraw, FTcolor,FTfont,x1,y1,text,strlen(text)
);
XFlush (dpy);
y1 = (int)((DHeight / 2) - XTheight);
Image = XGetImage(
dpy,root,x1,y1,XTwidth,XTheight,AllPlanes,XYPixmap
);
*x = x1;
*y = y1;
return (Image);
}
/* This function is an implementation detail. Library users should use
* drw_font_create instead.
*/
static Fnt * drw_font_xcreate(Drw *drw, const char *fontname, FcPattern *fontpattern)
{
Fnt *font;
if (!(fontname || fontpattern))
die("No font specified.\n");
if (!(font = (Fnt *)calloc(1, sizeof(Fnt))))
return NULL;
if (fontname)
{
/* Using the pattern found at font->xfont->pattern does not yield same
* the same substitution results as using the pattern returned by
* FcNameParse; using the latter results in the desired fallback
* behaviour whereas the former just results in
* missing-character-rectangles being drawn, at least with some fonts.
*/
if (!(font->xfont = XftFontOpenName(drw->dpy, drw->screen, fontname)) ||
!(font->pattern = FcNameParse((FcChar8 *) fontname)))
{
if (font->xfont)
{
XftFontClose(drw->dpy, font->xfont);
font->xfont = NULL;
}
fprintf(stderr, "error, cannot load font: '%s'\n", fontname);
}
}
else if (fontpattern)
{
if (!(font->xfont = XftFontOpenPattern(drw->dpy, fontpattern)))
{
fprintf(stderr, "error, cannot load font pattern.\n");
} else {
font->pattern = NULL;
}
}
if (!font->xfont)
{
free(font);
return NULL;
}
font->ascent = font->xfont->ascent;
font->descent = font->xfont->descent;
font->h = font->ascent + font->descent;
font->dpy = drw->dpy;
return font;
}
static XftFont *
GetFont(
UnixFtFont *fontPtr,
FcChar32 ucs4)
{
int i;
if (ucs4) {
for (i = 0; i < fontPtr->nfaces; i++) {
FcCharSet *charset = fontPtr->faces[i].charset;
if (charset && FcCharSetHasChar(charset, ucs4)) {
break;
}
}
if (i == fontPtr->nfaces) {
i = 0;
}
} else {
i = 0;
}
if (!fontPtr->faces[i].ftFont) {
FcPattern *pat = FcFontRenderPrepare(0,
fontPtr->pattern, fontPtr->faces[i].source);
XftFont *ftFont = XftFontOpenPattern(fontPtr->display, pat);
if (!ftFont) {
/*
* The previous call to XftFontOpenPattern() should not fail,
* but sometimes does anyway. Usual cause appears to be
* a misconfigured fontconfig installation; see [Bug 1090382].
* Try a fallback:
*/
ftFont = XftFontOpen(fontPtr->display, fontPtr->screen,
FC_FAMILY, FcTypeString, "sans",
FC_SIZE, FcTypeDouble, 12.0,
NULL);
}
if (!ftFont) {
/*
* The previous call should definitely not fail.
* Impossible to proceed at this point.
*/
Tcl_Panic("Cannot find a usable font.");
}
fontPtr->faces[i].ftFont = ftFont;
}
return fontPtr->faces[i].ftFont;
}
static XftFont* open_pattern(FcPattern* pattern, Antialiasing antialiasing, Hinting hinting)
{
#ifdef FC_HINT_STYLE
static const int hintstyles[] = {
FC_HINT_NONE, FC_HINT_SLIGHT, FC_HINT_MEDIUM, FC_HINT_FULL
};
#endif /* FC_HINT_STYLE */
FcPattern* res_pattern;
FcResult result;
XftFont* font;
Display* xdisplay = gdk_x11_get_default_xdisplay();
int screen = gdk_x11_get_default_screen();
res_pattern = XftFontMatch(xdisplay, screen, pattern, &result);
if (res_pattern == NULL)
{
return NULL;
}
FcPatternDel(res_pattern, FC_HINTING);
FcPatternAddBool(res_pattern, FC_HINTING, hinting != HINT_NONE);
#ifdef FC_HINT_STYLE
FcPatternDel(res_pattern, FC_HINT_STYLE);
FcPatternAddInteger(res_pattern, FC_HINT_STYLE, hintstyles[hinting]);
#endif /* FC_HINT_STYLE */
FcPatternDel(res_pattern, FC_ANTIALIAS);
FcPatternAddBool(res_pattern, FC_ANTIALIAS, antialiasing != ANTIALIAS_NONE);
FcPatternDel(res_pattern, FC_RGBA);
FcPatternAddInteger(res_pattern, FC_RGBA, antialiasing == ANTIALIAS_RGBA ? FC_RGBA_RGB : FC_RGBA_NONE);
FcPatternDel(res_pattern, FC_DPI);
FcPatternAddInteger(res_pattern, FC_DPI, 96);
font = XftFontOpenPattern(xdisplay, res_pattern);
if (!font)
{
FcPatternDestroy(res_pattern);
}
return font;
}
//=========================================
// XFontSetup
//-----------------------------------------
XTFont XFontSetup (XInit xi,char *text) {
// ...
// Open the defined XFTFONT and calculate the
// pixel width and height needed for text with the
// given font
// ---
XftPattern *pattern;
XGlyphInfo FTinfo;
XTFont xt;
pattern = XftNameParse (XFTFONT);
pattern = XftFontMatch (xi.dpy,xi.DScreen,pattern,NULL);
xt.FTfont = XftFontOpenPattern (xi.dpy, pattern);
XftTextExtentsUtf8 (
xi.dpy,xt.FTfont,text,strlen(text),&FTinfo
);
xt.XTheight = xt.FTfont->height;
xt.XTwidth = FTinfo.xOff;
return(xt);
}
static inline XftFont *
get_font(Display *xdisplay, FT_Face face, gint size, FcCharSet *charset)
{
FcPattern *pattern;
XftFont *font;
int screen = DefaultScreen (xdisplay);
pattern = FcPatternBuild(NULL,
FC_FT_FACE, FcTypeFTFace, face,
FC_PIXEL_SIZE, FcTypeDouble, (double)size,
NULL);
if (charset)
FcPatternAddCharSet (pattern, "charset", charset);
FcConfigSubstitute (NULL, pattern, FcMatchPattern);
XftDefaultSubstitute (xdisplay, screen, pattern);
font = XftFontOpenPattern(xdisplay, pattern);
return font;
}
static XftFont* getfont(XftFont **font, uint32_t ch)
{
XftFont *first = font[0];
if(!FcCharSetHasChar(charset, ch)) {
return first;
}
while(*font) {
if(XftGlyphExists(display, *font, ch)) {
return *font;
}
font++;
}
FcResult result;
int i;
for(i = 0; i != fs->nfont; i++) {
FcCharSet *cs;
result = FcPatternGetCharSet(fs->fonts[i], FC_CHARSET, 0, &cs);
if(FcCharSetHasChar(cs, ch)) {
FcPattern *p = FcPatternDuplicate(fs->fonts[i]), *pp;
double size;
if(!FcPatternGetDouble(first->pattern, FC_PIXEL_SIZE, 0, &size)) {
FcPatternAddDouble(p, FC_PIXEL_SIZE, size);
}
pp = XftFontMatch(display, screen, p, &result);
*font = XftFontOpenPattern(display, pp);
FcPatternDestroy(p);
return *font;
}
}
//should never happen
return first;
}
void load_font(FcChar8 *font_str) {
FcPattern *pattern, *match;
FcResult result;
if (font_str[0] == '-')
pattern = XftXlfdParse(font_str, False, False);
else
pattern = FcNameParse((FcChar8 *) font_str);
if (!pattern)
die("Failed to get font pattern");
match = FcFontMatch(NULL, pattern, &result);
if (!match)
die("Failed to get font match");
if (!(font = XftFontOpenPattern(display, match))) {
FcPatternDestroy(match);
die("Failed to open font");
}
ascent = font->ascent;
descent = font->descent;
}
static Lisp_Object
xftfont_open (struct frame *f, Lisp_Object entity, int pixel_size)
{
FcResult result;
Display *display = FRAME_X_DISPLAY (f);
Lisp_Object val, filename, idx, font_object;
FcPattern *pat = NULL, *match;
struct xftfont_info *xftfont_info = NULL;
struct font *font;
double size = 0;
XftFont *xftfont = NULL;
int spacing;
char name[256];
int len, i;
XGlyphInfo extents;
FT_Face ft_face;
FcMatrix *matrix;
val = assq_no_quit (QCfont_entity, AREF (entity, FONT_EXTRA_INDEX));
if (! CONSP (val))
return Qnil;
val = XCDR (val);
filename = XCAR (val);
idx = XCDR (val);
size = XINT (AREF (entity, FONT_SIZE_INDEX));
if (size == 0)
size = pixel_size;
pat = FcPatternCreate ();
FcPatternAddInteger (pat, FC_WEIGHT, FONT_WEIGHT_NUMERIC (entity));
i = FONT_SLANT_NUMERIC (entity) - 100;
if (i < 0) i = 0;
FcPatternAddInteger (pat, FC_SLANT, i);
FcPatternAddInteger (pat, FC_WIDTH, FONT_WIDTH_NUMERIC (entity));
FcPatternAddDouble (pat, FC_PIXEL_SIZE, pixel_size);
val = AREF (entity, FONT_FAMILY_INDEX);
if (! NILP (val))
FcPatternAddString (pat, FC_FAMILY, (FcChar8 *) SDATA (SYMBOL_NAME (val)));
val = AREF (entity, FONT_FOUNDRY_INDEX);
if (! NILP (val))
FcPatternAddString (pat, FC_FOUNDRY, (FcChar8 *) SDATA (SYMBOL_NAME (val)));
val = AREF (entity, FONT_SPACING_INDEX);
if (! NILP (val))
FcPatternAddInteger (pat, FC_SPACING, XINT (val));
val = AREF (entity, FONT_DPI_INDEX);
if (! NILP (val))
{
double dbl = XINT (val);
FcPatternAddDouble (pat, FC_DPI, dbl);
}
val = AREF (entity, FONT_AVGWIDTH_INDEX);
if (INTEGERP (val) && XINT (val) == 0)
FcPatternAddBool (pat, FC_SCALABLE, FcTrue);
/* This is necessary to identify the exact font (e.g. 10x20.pcf.gz
over 10x20-ISO8859-1.pcf.gz). */
FcPatternAddCharSet (pat, FC_CHARSET, ftfont_get_fc_charset (entity));
xftfont_add_rendering_parameters (pat, entity);
FcPatternAddString (pat, FC_FILE, (FcChar8 *) SDATA (filename));
FcPatternAddInteger (pat, FC_INDEX, XINT (idx));
block_input ();
/* Make sure that the Xrender extension is added before the Xft one.
Otherwise, the close-display hook set by Xft is called after the
one for Xrender, and the former tries to re-add the latter. This
results in inconsistency of internal states and leads to X
protocol error when one reconnects to the same X server.
(Bug#1696) */
{
int event_base, error_base;
XRenderQueryExtension (display, &event_base, &error_base);
}
/* Substitute in values from X resources and XftDefaultSet. */
XftDefaultSubstitute (display, FRAME_X_SCREEN_NUMBER (f), pat);
match = XftFontMatch (display, FRAME_X_SCREEN_NUMBER (f), pat, &result);
xftfont_fix_match (pat, match);
FcPatternDestroy (pat);
xftfont = XftFontOpenPattern (display, match);
if (!xftfont)
{
unblock_input ();
XftPatternDestroy (match);
return Qnil;
}
ft_face = XftLockFace (xftfont);
unblock_input ();
/* We should not destroy PAT here because it is kept in XFTFONT and
destroyed automatically when XFTFONT is closed. */
font_object = font_make_object (VECSIZE (struct xftfont_info), entity, size);
ASET (font_object, FONT_TYPE_INDEX, Qxft);
len = font_unparse_xlfd (entity, size, name, 256);
if (len > 0)
ASET (font_object, FONT_NAME_INDEX, make_string (name, len));
len = font_unparse_fcname (entity, size, name, 256);
if (len > 0)
ASET (font_object, FONT_FULLNAME_INDEX, make_string (name, len));
else
ASET (font_object, FONT_FULLNAME_INDEX,
AREF (font_object, FONT_NAME_INDEX));
ASET (font_object, FONT_FILE_INDEX, filename);
ASET (font_object, FONT_FORMAT_INDEX,
ftfont_font_format (xftfont->pattern, filename));
font = XFONT_OBJECT (font_object);
font->pixel_size = size;
font->driver = &xftfont_driver;
font->encoding_charset = font->repertory_charset = -1;
xftfont_info = (struct xftfont_info *) font;
xftfont_info->display = display;
xftfont_info->xftfont = xftfont;
/* This means that there's no need of transformation. */
xftfont_info->matrix.xx = 0;
if (FcPatternGetMatrix (xftfont->pattern, FC_MATRIX, 0, &matrix)
== FcResultMatch)
{
xftfont_info->matrix.xx = 0x10000L * matrix->xx;
xftfont_info->matrix.yy = 0x10000L * matrix->yy;
xftfont_info->matrix.xy = 0x10000L * matrix->xy;
xftfont_info->matrix.yx = 0x10000L * matrix->yx;
}
if (INTEGERP (AREF (entity, FONT_SPACING_INDEX)))
spacing = XINT (AREF (entity, FONT_SPACING_INDEX));
else
spacing = FC_PROPORTIONAL;
if (! ascii_printable[0])
{
int ch;
for (ch = 0; ch < 95; ch++)
ascii_printable[ch] = ' ' + ch;
}
block_input ();
/* Unfortunately Xft doesn't provide a way to get minimum char
width. So, we set min_width to space_width. */
if (spacing != FC_PROPORTIONAL
#ifdef FC_DUAL
&& spacing != FC_DUAL
#endif /* FC_DUAL */
)
{
font->min_width = font->max_width = font->average_width
= font->space_width = xftfont->max_advance_width;
XftTextExtents8 (display, xftfont, ascii_printable + 1, 94, &extents);
}
else
{
XftTextExtents8 (display, xftfont, ascii_printable, 1, &extents);
font->min_width = font->max_width = font->space_width
= extents.xOff;
if (font->space_width <= 0)
/* dirty workaround */
font->space_width = pixel_size;
XftTextExtents8 (display, xftfont, ascii_printable + 1, 94, &extents);
font->average_width = (font->space_width + extents.xOff) / 95;
}
unblock_input ();
font->ascent = xftfont->ascent;
font->descent = xftfont->descent;
if (pixel_size >= 5)
{
/* The above condition is a dirty workaround because
XftTextExtents8 behaves strangely for some fonts
(e.g. "Dejavu Sans Mono") when pixel_size is less than 5. */
if (font->ascent < extents.y)
font->ascent = extents.y;
if (font->descent < extents.height - extents.y)
font->descent = extents.height - extents.y;
}
font->height = font->ascent + font->descent;
if (XINT (AREF (entity, FONT_SIZE_INDEX)) == 0)
{
int upEM = ft_face->units_per_EM;
font->underline_position = -ft_face->underline_position * size / upEM;
font->underline_thickness = ft_face->underline_thickness * size / upEM;
if (font->underline_thickness > 2)
font->underline_position -= font->underline_thickness / 2;
}
else
{
font->underline_position = -1;
font->underline_thickness = 0;
}
#ifdef HAVE_LIBOTF
xftfont_info->maybe_otf = (ft_face->face_flags & FT_FACE_FLAG_SFNT) != 0;
xftfont_info->otf = NULL;
#endif /* HAVE_LIBOTF */
xftfont_info->ft_size = ft_face->size;
font->baseline_offset = 0;
font->relative_compose = 0;
font->default_ascent = 0;
font->vertical_centering = 0;
#ifdef FT_BDF_H
if (! (ft_face->face_flags & FT_FACE_FLAG_SFNT))
{
BDF_PropertyRec rec;
if (FT_Get_BDF_Property (ft_face, "_MULE_BASELINE_OFFSET", &rec) == 0
&& rec.type == BDF_PROPERTY_TYPE_INTEGER)
font->baseline_offset = rec.u.integer;
if (FT_Get_BDF_Property (ft_face, "_MULE_RELATIVE_COMPOSE", &rec) == 0
&& rec.type == BDF_PROPERTY_TYPE_INTEGER)
font->relative_compose = rec.u.integer;
if (FT_Get_BDF_Property (ft_face, "_MULE_DEFAULT_ASCENT", &rec) == 0
&& rec.type == BDF_PROPERTY_TYPE_INTEGER)
font->default_ascent = rec.u.integer;
}
#endif
return font_object;
}
TGlyphInfo *glyph_cache_get_info(TGlyphCache *cache, gunichar glyph) {
TGlyphInfo *gfi;
XftFont *xftfont;
PangoFont *font;
PangoGlyph pglyph;
PangoRectangle ink, logical;
gint ascent, descent;
gint x_offset;
gint nominal_width;
double scale_y, scale_x;
if (!cache->hash)
return NULL;
gfi = g_hash_table_lookup(cache->hash, GINT_TO_POINTER(glyph));
if (gfi)
return gfi;
font = pango_fontset_get_font(cache->font_set, glyph);
pglyph = pango_fc_font_get_glyph(PANGO_FC_FONT(font), glyph);
if (!pglyph) {
fprintf (stderr, "Error: Unable to find glyph %d.\n", glyph);
if (!pglyph)
pglyph = pango_fc_font_get_glyph(PANGO_FC_FONT(font), glyph);
if (!pglyph)
pglyph = PANGO_GET_UNKNOWN_GLYPH (glyph);
if (!pglyph)
return NULL;
}
pango_font_get_glyph_extents(font, pglyph, &ink, &logical);
ascent = PANGO_ASCENT(logical);
descent = PANGO_DESCENT(logical);
xftfont = pango_xft_font_get_font(font);
x_offset = 0;
nominal_width = cache->width;
if (g_unichar_iswide(glyph))
nominal_width *= 2;
scale_x = scale_y = 1.0;
if (logical.width > nominal_width) {
if (logical.width)
scale_x = (double)nominal_width / (double)logical.width;
else
scale_x = 1.0;
}
if (logical.height != cache->height) {
double scale;
if (ascent) {
scale_y = (double)cache->ascent / (double)ascent;
} else {
scale_y = 1.0;
}
if (descent) {
scale = (double)cache->descent / (double)descent;
if (scale < scale_y)
scale_y = scale;
}
}
if (scale_x >= 1.0) {
scale_x = 1.0;
x_offset += (nominal_width - logical.width) / 2;
}
if (scale_x < 1.0 || scale_y != 1.0) {
FcBool scalable;
FcPatternGetBool(xftfont->pattern, FC_SCALABLE, 0, &scalable);
if (!scalable) {
/* Bah. Need better handling of non-scalable fonts */
if (scale_x < 1.0) scale_x = 1.0;
scale_y = 1.0;
} else if (scale_x < 1.0 || scale_y != 1.0) {
FcPattern *pattern;
FcMatrix mat;
pattern = FcPatternDuplicate(xftfont->pattern);
FcMatrixInit (&mat);
FcMatrixScale(&mat, scale_x, scale_y);
FcPatternDel (pattern, FC_MATRIX);
FcPatternAddMatrix(pattern, FC_MATRIX, &mat);
xftfont = XftFontOpenPattern(
GDK_DISPLAY_XDISPLAY(cache->display),
pattern
);
}
ascent = ascent * scale_y;
}
g_object_unref(font);
// gfi = calloc(sizeof(TGlyphInfo), 1);
gfi = g_slice_new(TGlyphInfo);
gfi->font = xftfont;
gfi->x_offset = PANGO_PIXELS(x_offset);
gfi->y_offset = cache->ascent + (cache->ascent - ascent);
gfi->y_offset = PANGO_PIXELS(gfi->y_offset);
g_hash_table_insert(cache->hash, GINT_TO_POINTER(glyph), gfi);
return gfi;
}
static XftFont *gui_find_font(winlist_t *win, FcChar32 ucs4)
{
unsigned int i;
int weight, slant, scalable;
double font_size;
FcFontSet *fontset;
XftFont *font = NULL;
/* 缺字列表有這個字，那就不用再找啦 */
if (FcCharSetHasChar(gui->missing_chars, ucs4))
{
return NULL;
}
/* 找出 Cache 相符的字型 */
for (i=0 ; i < gui->num_fonts ; i++)
{
XftPatternGetDouble(gui->xftfonts[i]->pattern, XFT_PIXEL_SIZE, 0, &font_size);
if ((int)font_size == win->font_size &&
FcCharSetHasChar(gui->xftfonts[i]->charset, ucs4))
{
return gui->xftfonts[i];
}
}
/* 列出所有可能的字型 */
FcObjectSet *os = FcObjectSetBuild(FC_FAMILY, FC_FILE, FC_INDEX, FC_CHARSET, NULL);
/* 只要標準、非斜體、可縮放字型即可 */
FcPattern *listpat = FcPatternBuild(NULL,
FC_SLANT, FcTypeInteger, FC_SLANT_ROMAN,
FC_SCALABLE, FcTypeBool, FcTrue,
NULL);
fontset = FcFontList(NULL, listpat, os);
FcPatternDestroy(listpat);
FcObjectSetDestroy(os);
for (i=0; i< fontset->nfont; i++)
{
FcPattern *pat = fontset->fonts[i];
FcCharSet *fcs = NULL;
if (FcPatternGetCharSet(pat, FC_CHARSET, 0, &fcs) != FcResultMatch)
continue;
if (!FcCharSetHasChar(fcs, ucs4))
continue;
FcResult res;
FcPattern *mpat = FcFontMatch(0, pat, &res);
if (!mpat)
continue;
XftPatternAddDouble(mpat, XFT_PIXEL_SIZE, (double)win->font_size);
XftFont *chkfont = XftFontOpenPattern(gui->display, mpat);
if (chkfont)
{
gui->num_fonts ++;
gui->xftfonts = (XftFont **)oxim_realloc(gui->xftfonts, gui->num_fonts * sizeof(XftFont *));
if (!gui->xftfonts)
{
FcPatternDestroy(mpat);
continue;
}
gui->xftfonts[gui->num_fonts - 1] = chkfont;
font = chkfont;
break;
}
else
{
FcPatternDestroy(mpat);
}
}
FcFontSetDestroy(fontset);
if (!font)
FcCharSetAddChar(gui->missing_chars, ucs4);
return font;
}
static XftFont *
GetFont(
UnixFtFont *fontPtr,
FcChar32 ucs4,
double angle)
{
int i;
if (ucs4) {
for (i = 0; i < fontPtr->nfaces; i++) {
FcCharSet *charset = fontPtr->faces[i].charset;
if (charset && FcCharSetHasChar(charset, ucs4)) {
break;
}
}
if (i == fontPtr->nfaces) {
i = 0;
}
} else {
i = 0;
}
if ((angle == 0.0 && !fontPtr->faces[i].ft0Font) || (angle != 0.0 &&
(!fontPtr->faces[i].ftFont || fontPtr->faces[i].angle != angle))){
FcPattern *pat = FcFontRenderPrepare(0, fontPtr->pattern,
fontPtr->faces[i].source);
double s = sin(angle*PI/180.0), c = cos(angle*PI/180.0);
FcMatrix mat;
XftFont *ftFont;
/*
* Initialize the matrix manually so this can compile with HP-UX cc
* (which does not allow non-constant structure initializers). [Bug
* 2978410]
*/
mat.xx = mat.yy = c;
mat.xy = -(mat.yx = s);
if (angle != 0.0) {
FcPatternAddMatrix(pat, FC_MATRIX, &mat);
}
ftFont = XftFontOpenPattern(fontPtr->display, pat);
if (!ftFont) {
/*
* The previous call to XftFontOpenPattern() should not fail, but
* sometimes does anyway. Usual cause appears to be a
* misconfigured fontconfig installation; see [Bug 1090382]. Try a
* fallback:
*/
ftFont = XftFontOpen(fontPtr->display, fontPtr->screen,
FC_FAMILY, FcTypeString, "sans",
FC_SIZE, FcTypeDouble, 12.0,
FC_MATRIX, FcTypeMatrix, &mat,
NULL);
}
if (!ftFont) {
/*
* The previous call should definitely not fail. Impossible to
* proceed at this point.
*/
Tcl_Panic("Cannot find a usable font");
}
if (angle == 0.0) {
fontPtr->faces[i].ft0Font = ftFont;
} else {
if (fontPtr->faces[i].ftFont) {
XftFontClose(fontPtr->display, fontPtr->faces[i].ftFont);
}
fontPtr->faces[i].ftFont = ftFont;
fontPtr->faces[i].angle = angle;
}
}
return (angle==0.0? fontPtr->faces[i].ft0Font : fontPtr->faces[i].ftFont);
}
Menu::Menu(WindowManager *manager, XEvent *e)
: m_items(0), m_nItems(0), m_nHidden(0),
m_hasSubmenus(False),
m_windowManager(manager),
m_event(e)
{
if (!m_initialised)
{
XGCValues *values;
XSetWindowAttributes *attr;
m_menuGC = (GC *) malloc(m_windowManager->screensTotal() * sizeof(GC));
m_window = (Window *) malloc(m_windowManager->screensTotal() *
sizeof(Window));
#ifdef CONFIG_USE_XFT
char *fi = strdup(CONFIG_MENU_FONT);
char *ffi = fi, *tokstr = fi;
while ((fi = strtok(tokstr, ","))) {
fprintf(stderr, "fi = \"%s\"\n", fi);
tokstr = 0;
FcPattern *pattern = FcPatternCreate();
FcPatternAddString(pattern, FC_FAMILY, (FcChar8 *)fi);
FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN);
#ifndef FC_WEIGHT_REGULAR
#define FC_WEIGHT_REGULAR FC_WEIGHT_MEDIUM
#endif
FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_REGULAR);
FcPatternAddInteger(pattern, FC_PIXEL_SIZE, CONFIG_MENU_FONT_SIZE);
FcConfigSubstitute(FcConfigGetCurrent(), pattern, FcMatchPattern);
FcResult result = FcResultMatch;
FcPattern *match = FcFontMatch(FcConfigGetCurrent(), pattern, &result);
FcPatternDestroy(pattern);
if (!match || result != FcResultMatch) {
if (match) FcPatternDestroy(match);
continue;
}
m_font = XftFontOpenPattern(display(), match);
if (m_font) break;
FcPatternDestroy(match);
}
free(ffi);
if (!m_font) {
m_windowManager->fatal("couldn't load menu Xft font");
}
m_xftColour = (XftColor *) malloc(m_windowManager->screensTotal() *
sizeof(XftColor));
m_xftDraw = (XftDraw **) malloc(m_windowManager->screensTotal() *
sizeof(XftDraw *));
#else
m_font = (XFontStruct **) malloc(m_windowManager->screensTotal() *
sizeof(XFontStruct *));
#endif
values = (XGCValues *) malloc(m_windowManager->screensTotal() *
sizeof(XGCValues));
attr = (XSetWindowAttributes *) malloc(m_windowManager->screensTotal() *
sizeof(XSetWindowAttributes));
for (int i = 0; i < m_windowManager->screensTotal(); i++)
{
m_foreground = m_windowManager->allocateColour
(i, CONFIG_MENU_FOREGROUND, "menu foreground");
m_background = m_windowManager->allocateColour
(i, CONFIG_MENU_BACKGROUND, "menu background");
m_border = m_windowManager->allocateColour
(i, CONFIG_MENU_BORDERS, "menu border");
#ifndef CONFIG_USE_XFT
char **ml;
int mc;
char *ds;
m_fontset = XCreateFontSet(display(), CONFIG_NICE_MENU_FONT,
&ml, &mc, &ds);
if (!m_fontset)
m_fontset = XCreateFontSet(display(), CONFIG_NASTY_FONT,
&ml, &mc, &ds);
if (m_fontset) {
XFontStruct **fs_list;
XFontsOfFontSet(m_fontset, &fs_list, &ml);
m_font[i] = fs_list[0];
} else {
m_font[i] = NULL;
}
#define XDrawString(t,u,v,w,x,y,z) XmbDrawString(t,u,m_fontset,v,w,x,y,z)
if (!m_font[i]) m_windowManager->fatal("couldn't load menu font\n");
#endif
values[i].background = m_background;
values[i].foreground = m_foreground ^ m_background;
values[i].function = GXxor;
values[i].line_width = 0;
values[i].subwindow_mode = IncludeInferiors;
#ifndef CONFIG_USE_XFT
values[i].font = m_font[i]->fid;
#endif
m_menuGC[i] = XCreateGC
(display(), m_windowManager->mroot(i),
GCForeground | GCBackground | GCFunction |
GCLineWidth | GCSubwindowMode, &values[i]);
#ifndef CONFIG_USE_XFT
XChangeGC(display(), Border::drawGC(m_windowManager, i),
GCFont, &values[i]);
#endif
m_window[i] = XCreateSimpleWindow
(display(), m_windowManager->mroot(i), 0, 0, 1, 1, 1,
m_border, m_background);
#if ( CONFIG_USE_PIXMAPS != False ) && ( CONFIG_USE_PIXMAP_MENUS != False )
attr[i].background_pixmap = Border::backgroundPixmap(manager);
#endif
attr[i].save_under =
(DoesSaveUnders(ScreenOfDisplay(display(), i)) ?
True : False);
#if ( CONFIG_USE_PIXMAPS != False ) && ( CONFIG_USE_PIXMAP_MENUS != False )
XChangeWindowAttributes
(display(), m_window[i], CWBackPixmap, &attr[i]);
#endif
XChangeWindowAttributes
(display(), m_window[i], CWSaveUnder, &attr[i]);
#ifdef CONFIG_USE_XFT
XftColorAllocName
(display(),
XDefaultVisual(display(), i),
XDefaultColormap(display(), i),
CONFIG_MENU_FOREGROUND,
&m_xftColour[i]);
m_xftDraw[i] = XftDrawCreate(display(), m_window[i],
XDefaultVisual(display(), i),
XDefaultColormap(display(), i));
#endif
}
m_initialised = True;
}
}