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SVN revision: 14888
This commit is contained in:
Carsten Haitzler 2005-05-22 02:49:48 +00:00
parent 4f10fa29b3
commit 2a6937cccb
1 changed files with 34 additions and 34 deletions
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68
legacy/evas/src/lib/engines/common/evas_font_main.c
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@ -34,11 +34,11 @@ evas_common_font_ascent_get(RGBA_Font *fn)
int val, dv;
int ret;
RGBA_Font_Int *fi;
evas_common_font_size_use(fn);
fi = fn->fonts->data;
val = (int)fi->src->ft.face->size->metrics.ascender;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
ret = (val * fi->src->ft.face->size->metrics.y_scale) / (dv * dv);
return ret;
}
@ -49,11 +49,11 @@ evas_common_font_descent_get(RGBA_Font *fn)
int val, dv;
int ret;
RGBA_Font_Int *fi;
evas_common_font_size_use(fn);
fi = fn->fonts->data;
val = -(int)fi->src->ft.face->size->metrics.descender;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
ret = (val * fi->src->ft.face->size->metrics.y_scale) / (dv * dv);
return ret;
}
@ -64,11 +64,11 @@ evas_common_font_max_ascent_get(RGBA_Font *fn)
int val, dv;
int ret;
RGBA_Font_Int *fi;
evas_common_font_size_use(fn);
fi = fn->fonts->data;
val = (int)fi->src->ft.face->bbox.yMax;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
ret = (val * fi->src->ft.face->size->metrics.y_scale) / (dv * dv);
return ret;
}
@ -79,11 +79,11 @@ evas_common_font_max_descent_get(RGBA_Font *fn)
int val, dv;
int ret;
RGBA_Font_Int *fi;
evas_common_font_size_use(fn);
fi = fn->fonts->data;
val = -(int)fi->src->ft.face->bbox.yMin;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
ret = (val * fi->src->ft.face->size->metrics.y_scale) / (dv * dv);
return ret;
}
@ -94,11 +94,11 @@ evas_common_font_get_line_advance(RGBA_Font *fn)
int val, dv;
int ret;
RGBA_Font_Int *fi;
evas_common_font_size_use(fn);
fi = fn->fonts->data;
val = (int)fi->src->ft.face->size->metrics.height;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
dv = (fi->src->ft.orig_upem * 2048) / fi->src->ft.face->units_per_EM;
ret = (val * fi->src->ft.face->size->metrics.y_scale) / (dv * dv);
return ret;
}
@ -107,24 +107,24 @@ int
evas_common_font_utf8_get_next(unsigned char *buf, int *iindex)
{
/* Reads UTF8 bytes from @buf, starting at *@index and returns
* the decoded code point at iindex offset, and advances iidnex
* the decoded code point at iindex offset, and advances iidnex
* to the next code point after this.
*
*
* Returns 0 to indicate an error (e.g. invalid UTF8)
*/
*/
int index = *iindex, r;
unsigned char d, d2, d3, d4;
d = buf[index++];
if (!d)
return 0;
if (d < 0x80)
if (d < 0x80)
{
*iindex = index;
return d;
return d;
}
if ((d & 0xe0) == 0xc0)
{
if ((d & 0xe0) == 0xc0)
{
/* 2 byte */
if (((d2 = buf[index++]) & 0xc0) != 0x80)
return 0;
@ -132,8 +132,8 @@ evas_common_font_utf8_get_next(unsigned char *buf, int *iindex)
r <<= 6;
r |= (d2 & 0x3f); /* copy lower 6 */
}
else if ((d & 0xf0) == 0xe0)
{
else if ((d & 0xf0) == 0xe0)
{
/* 3 byte */
if (((d2 = buf[index++]) & 0xc0) != 0x80 ||
((d3 = buf[index++]) & 0xc0) != 0x80)
@ -145,7 +145,7 @@ evas_common_font_utf8_get_next(unsigned char *buf, int *iindex)
r |= (d3 & 0x3f);
}
else
{
{
/* 4 byte */
if (((d2 = buf[index++]) & 0xc0) != 0x80 ||
((d3 = buf[index++]) & 0xc0) != 0x80 ||
@ -157,7 +157,7 @@ evas_common_font_utf8_get_next(unsigned char *buf, int *iindex)
r <<= 6;
r |= (d3 & 0x3f);
r <<= 6;
r |= (d4 & 0x3f);
r |= (d4 & 0x3f);
}
*iindex = index;
return r;
@ -167,21 +167,21 @@ int
evas_common_font_utf8_get_prev(unsigned char *buf, int *iindex)
{
/* Reads UTF8 bytes from @buf, starting at *@index and returns
* the decoded code point at iindex offset, and advances iidnex
* the decoded code point at iindex offset, and advances iidnex
* to the next code point after this.
*
*
* Returns 0 to indicate an error (e.g. invalid UTF8)
*/
*/
int index = *iindex, r, istart = *iindex;
unsigned char d, d2, d3, d4;
d = buf[index++];
if (d < 0x80)
if (d < 0x80)
{
r = d;
}
else if ((d & 0xe0) == 0xc0)
{
else if ((d & 0xe0) == 0xc0)
{
/* 2 byte */
d2 = buf[index++];
if ((d2 & 0xc0) != 0x80)
@ -190,8 +190,8 @@ evas_common_font_utf8_get_prev(unsigned char *buf, int *iindex)
r <<= 6;
r |= (d2 & 0x3f); /* copy lower 6 */
}
else if ((d & 0xf0) == 0xe0)
{
else if ((d & 0xf0) == 0xe0)
{
/* 3 byte */
d2 = buf[index++];
d3 = buf[index++];
@ -205,7 +205,7 @@ evas_common_font_utf8_get_prev(unsigned char *buf, int *iindex)
r |= (d3 & 0x3f);
}
else
{
{
/* 4 byte */
d2 = buf[index++];
d3 = buf[index++];
@ -220,7 +220,7 @@ evas_common_font_utf8_get_prev(unsigned char *buf, int *iindex)
r <<= 6;
r |= (d3 & 0x3f);
r <<= 6;
r |= (d4 & 0x3f);
r |= (d4 & 0x3f);
}
if (istart > 0)
{
@ -255,12 +255,12 @@ evas_common_font_utf8_get_last(unsigned char *buf, int buflen)
/* jumps to the nul byte at the buffer end and decodes backwards and
* returns the offset index byte in the buffer where the last character
* in the buffer begins.
*
*
* Returns -1 to indicate an error
*/
int index;
unsigned char d;
if (buflen < 1) return 0;
index = buflen - 1;
d = buf[index];