uint defont_get_text_width(DEFont *font, const char *text, uint len)
{
#ifdef HAVE_X11_XFT
if(font->font!=NULL){
XGlyphInfo extents;
if(ioncore_g.enc_utf8)
XftTextExtentsUtf8(ioncore_g.dpy, font->font, (XftChar8*)text, len, &extents);
else
XftTextExtents8(ioncore_g.dpy, font->font, (XftChar8*)text, len, &extents);
return extents.xOff;
}
#endif /* HAVE_X11_XFT */
#ifdef HAVE_X11_BMF
if(font->fontset!=NULL){
XRectangle lext;
#ifdef CF_DE_USE_XUTF8
if(ioncore_g.enc_utf8)
Xutf8TextExtents(font->fontset, text, len, NULL, &lext);
else
#endif
XmbTextExtents(font->fontset, text, len, NULL, &lext);
return lext.width;
}else if(font->fontstruct!=NULL){
if(ioncore_g.enc_utf8){
XChar2b *str16; int len16=0;
uint res;
toucs(text, len, &str16, &len16);
res=XTextWidth16(font->fontstruct, str16, len16);
free(str16);
return res;
}else{
return XTextWidth(font->fontstruct, text, len);
}
}
#endif /* HAVE_X11_BMF */
return 0;
}
int4 MCOldFontlist::ctxt_textwidth(MCFontStruct *of, const char *s, uint2 l, bool p_unicode_override)
{
MCOldFontStruct *f;
f = static_cast<MCOldFontStruct *>(of);
bool useUnicode = (f->max_byte1 > 0 || f->unicode) || p_unicode_override;
if ( useUnicode )
{
uint2 x_l ;
XChar2b x_s[l / 2];
x_l = (l + 1) / 2;
for(int i = 0; i < x_l; ++i)
x_s[i] . byte1 = s[i * 2 + 1], x_s[i] . byte2 = s[i * 2];
return XTextWidth16(f->fstruct, (const XChar2b *)x_s, x_l);
}
return XTextWidth(f->fstruct, s, l);
}
static
int X11DRV_TextWidth_dbcs_2fonts( fontObject* pfo, XChar2b* pstr, int count )
{
int i;
int width;
int curfont;
fontObject* pfos[X11FONT_REFOBJS_MAX+1];
pfos[0] = XFONT_GetFontObject( pfo->prefobjs[0] );
pfos[1] = pfo;
if ( pfos[0] == NULL ) pfos[0] = pfo;
width = 0;
wine_tsx11_lock();
for ( i = 0; i < count; i++ )
{
curfont = ( pstr->byte1 != 0 ) ? 1 : 0;
width += XTextWidth16( pfos[curfont]->fs, pstr, 1 );
pstr ++;
}
wine_tsx11_unlock();
return width;
}
int
XUtf8UcsWidth(
XUtf8FontStruct *font_set,
unsigned int ucs)
{
int x;
int *encodings; /* encodings array */
XFontStruct **fonts; /* fonts array */
XChar2b buf[8]; /* drawing buffer */
int fnum; /* index of the current font in the fonts array*/
int i; /* current byte in the XChar2b buffer */
int first; /* first valid font index */
int last_fnum; /* font index of the previous char */
int nb_font; /* quantity of fonts in the font array */
char glyph[2]; /* byte1 and byte1 value of the UTF-8 char */
int *ranges; /* sub range of iso10646 */
nb_font = font_set->nb_font;
x = 0;
if (nb_font < 1) {
/* there is no font in the font_set :-( */
return x;
}
ranges = font_set->ranges;
fonts = font_set->fonts;
encodings = font_set->encodings;
i = 0;
fnum = 0;
while(fnum < nb_font && !fonts[fnum]) fnum++;
if (fnum >= nb_font) {
/* there is no valid font for the X server */
return x;
}
first = fnum;
last_fnum = fnum;
ucs = XUtf8IsNonSpacing(ucs);
/*
* find the first encoding which can be used to
* draw the glyph
*/
fnum = first;
while (fnum < nb_font) {
if (fonts[fnum] &&
ucs2fontmap(glyph, ucs, encodings[fnum]) >= 0)
{
if (encodings[fnum] != 0 || (ucs >= ranges[fnum * 2] &&
ucs <= ranges[fnum * 2 + 1]))
{
break;
}
}
fnum++;
}
if (fnum == nb_font) {
/** the char is not valid in all encodings ->
* draw it using the first font :-( **/
fnum = first;
ucs2fontmap(glyph, '?', encodings[fnum]);
}
(*buf).byte1 = glyph[0];
(*buf).byte2 = glyph[1];
x += XTextWidth16(fonts[fnum], buf, 1);
return x;
}
int
XUtf8TextWidth(
XUtf8FontStruct *font_set,
const char *string,
int num_bytes)
{
int x;
int *encodings; /* encodings array */
XFontStruct **fonts; /* fonts array */
XChar2b buf[128]; /* drawing buffer */
int fnum; /* index of the current font in the fonts array*/
int i; /* current byte in the XChar2b buffer */
int first; /* first valid font index */
int last_fnum; /* font index of the previous char */
int nb_font; /* quantity of fonts in the font array */
char glyph[2]; /* byte1 and byte1 value of the UTF-8 char */
int *ranges; /* sub range of iso10646 */
nb_font = font_set->nb_font;
x = 0;
if (nb_font < 1) {
/* there is no font in the font_set :-( */
return x;
}
ranges = font_set->ranges;
fonts = font_set->fonts;
encodings = font_set->encodings;
i = 0;
fnum = 0;
while(fnum < nb_font && !fonts[fnum]) fnum++;
if (fnum >= nb_font) {
/* there is no valid font for the X server */
return x;
}
first = fnum;
last_fnum = fnum;
while (num_bytes > 0) {
int ulen; /* byte length of the UTF-8 char */
unsigned int ucs; /* Unicode value of the UTF-8 char */
unsigned int no_spc; /* Spacing char equivalent of a
non-spacing char */
if (i > 120) {
/*** measure the buffer **/
x += XTextWidth16(fonts[fnum], buf, i);
i = 0;
}
ulen = XFastConvertUtf8ToUcs((unsigned char*)string,
num_bytes, &ucs);
if (ulen < 1) ulen = 1;
no_spc = XUtf8IsNonSpacing(ucs);
if (no_spc) {
ucs = no_spc;
}
/*
* find the first encoding which can be used to
* draw the glyph
*/
fnum = first;
while (fnum < nb_font) {
if (fonts[fnum] &&
ucs2fontmap(glyph, ucs, encodings[fnum]) >= 0)
{
if (encodings[fnum] != 0 ||
(ucs >= ranges[fnum * 2] &&
ucs <= ranges[fnum * 2 + 1]))
{
break;
}
}
fnum++;
}
if (fnum == nb_font) {
/** the char is not valid in all encodings ->
* draw it using the first font :-( **/
fnum = first;
ucs2fontmap(glyph, '?', encodings[fnum]);
}
if (last_fnum != fnum || no_spc) {
x += XTextWidth16(fonts[last_fnum], buf, i);
i = 0;
(*buf).byte1 = glyph[0];
(*buf).byte2 = glyph[1];
if (no_spc) {
/* go back to draw the non-spacing char over
* the previous char */
x -= XTextWidth16(fonts[fnum], buf, 1);
}
} else {
(*(buf + i)).byte1 = glyph[0];
(*(buf + i)).byte2 = glyph[1];
}
last_fnum = fnum;
i++;
string += ulen;
num_bytes -= ulen;
}
x += XTextWidth16(fonts[last_fnum], buf, i);
return x;
}
void
XUtf8DrawRtlString(
Display *display,
Drawable d,
XUtf8FontStruct *font_set,
GC gc,
int x,
int y,
const char *string,
int num_bytes)
{
int *encodings; /* encodings array */
XFontStruct **fonts; /* fonts array */
XChar2b buf[128]; /* drawing buffer */
XChar2b *ptr; /* pointer to the drawing buffer */
int fnum; /* index of the current font in the fonts array*/
int i; /* current byte in the XChar2b buffer */
int first; /* first valid font index */
int last_fnum; /* font index of the previous char */
int nb_font; /* quantity of fonts in the font array */
char glyph[2]; /* byte1 and byte1 value of the UTF-8 char */
int *ranges; /* sub range of iso10646 */
nb_font = font_set->nb_font;
if (nb_font < 1) {
/* there is no font in the font_set :-( */
return;
}
ranges = font_set->ranges;
fonts = font_set->fonts;
encodings = font_set->encodings;
i = 0;
fnum = 0;
ptr = buf + 128;
while(fnum < nb_font && !fonts[fnum]) fnum++;
if (fnum >= nb_font) {
/* there is no valid font for the X server */
return;
}
first = fnum;
last_fnum = fnum;
while (num_bytes > 0) {
int ulen; /* byte length of the UTF-8 char */
unsigned int ucs; /* Unicode value of the UTF-8 char */
unsigned int no_spc; /* Spacing char equivalent of a
non-spacing char */
if (i > 120) {
/*** draw the buffer **/
XSetFont(display, gc, fonts[fnum]->fid);
x -= XTextWidth16(fonts[fnum], ptr, i);
XDrawString16(display, d, gc, x, y, ptr, i);
i = 0;
ptr = buf + 128;
}
ulen = XFastConvertUtf8ToUcs((unsigned char*)string,
num_bytes, &ucs);
if (ulen < 1) ulen = 1;
no_spc = XUtf8IsNonSpacing(ucs);
if (no_spc) ucs = no_spc;
/*
* find the first encoding which can be used to
* draw the glyph
*/
fnum = first;
while (fnum < nb_font) {
if (fonts[fnum] &&
ucs2fontmap(glyph, ucs, encodings[fnum]) >= 0)
{
if (encodings[fnum] != 0 ||
(ucs >= ranges[fnum * 2] &&
ucs <= ranges[fnum * 2 + 1]))
{
break;
}
}
fnum++;
}
if (fnum == nb_font) {
/** the char is not valid in all encodings ->
* draw it using the first font :-( **/
fnum = first;
ucs2fontmap(glyph, '?', encodings[fnum]);
}
if (last_fnum != fnum || no_spc) {
XSetFont(display, gc, fonts[last_fnum]->fid);
x -= XTextWidth16(fonts[last_fnum], ptr, i);
XDrawString16(display, d, gc, x, y, ptr, i);
i = 0;
ptr = buf + 127;
(*ptr).byte1 = glyph[0];
(*ptr).byte2 = glyph[1];
if (no_spc) {
x += XTextWidth16(fonts[fnum], ptr, 1);
}
} else {
ptr--;
(*ptr).byte1 = glyph[0];
(*ptr).byte2 = glyph[1];
}
last_fnum = fnum;
i++;
string += ulen;
num_bytes -= ulen;
}
if (i < 1) return;
XSetFont(display, gc, fonts[fnum]->fid);
x -= XTextWidth16(fonts[last_fnum], ptr, i);
XDrawString16(display, d, gc, x, y, ptr, i);
}
/*
* Calculate width and height of displayed text in pixels
*/
static void
SetTextWidthAndHeight(LabelWidget lw)
{
XFontStruct *fs = lw->label.font;
char *nl;
if (lw->label.pixmap != None) {
Window root;
int x, y;
unsigned int width, height, bw, depth;
if (XGetGeometry(XtDisplay(lw), lw->label.pixmap, &root, &x, &y,
&width, &height, &bw, &depth)) {
lw->label.label_height = height;
lw->label.label_width = width;
lw->label.label_len = depth;
return;
}
}
if (lw->simple.international == True) {
XFontSet fset = lw->label.fontset;
XFontSetExtents *ext = XExtentsOfFontSet(fset);
lw->label.label_height = ext->max_ink_extent.height;
if (lw->label.label == NULL) {
lw->label.label_len = 0;
lw->label.label_width = 0;
}
else if ((nl = index(lw->label.label, '\n')) != NULL) {
char *label;
lw->label.label_len = MULTI_LINE_LABEL;
lw->label.label_width = 0;
for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
int width = XmbTextEscapement(fset, label, (int)(nl - label));
if (width > (int)lw->label.label_width)
lw->label.label_width = width;
label = nl + 1;
if (*label)
lw->label.label_height += ext->max_ink_extent.height;
}
if (*label) {
int width = XmbTextEscapement(fset, label, strlen(label));
if (width > (int)lw->label.label_width)
lw->label.label_width = width;
}
}
else {
lw->label.label_len = strlen(lw->label.label);
lw->label.label_width =
XmbTextEscapement(fset, lw->label.label, lw->label.label_len);
}
}
else {
lw->label.label_height = fs->max_bounds.ascent + fs->max_bounds.descent;
if (lw->label.label == NULL) {
lw->label.label_len = 0;
lw->label.label_width = 0;
}
else if ((nl = index(lw->label.label, '\n')) != NULL) {
char *label;
lw->label.label_len = MULTI_LINE_LABEL;
lw->label.label_width = 0;
for (label = lw->label.label; nl != NULL; nl = index(label, '\n')) {
int width;
if (lw->label.encoding)
width = XTextWidth16(fs, (XChar2b *)label, (int)(nl - label) / 2);
else
width = XTextWidth(fs, label, (int)(nl - label));
if (width > (int)lw->label.label_width)
lw->label.label_width = width;
label = nl + 1;
if (*label)
lw->label.label_height +=
fs->max_bounds.ascent + fs->max_bounds.descent;
}
if (*label) {
int width = XTextWidth(fs, label, strlen(label));
if (lw->label.encoding)
width = XTextWidth16(fs, (XChar2b *)label, strlen(label) / 2);
else
width = XTextWidth(fs, label, strlen(label));
if (width > (int) lw->label.label_width)
lw->label.label_width = width;
}
}
else {
lw->label.label_len = strlen(lw->label.label);
if (lw->label.encoding)
lw->label.label_width =
XTextWidth16(fs, (XChar2b *)lw->label.label,
(int)lw->label.label_len / 2);
else
lw->label.label_width =
XTextWidth(fs, lw->label.label, (int)lw->label.label_len);
}
}
}