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[twin] Implement small-caps

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This commit is contained in:
Behdad Esfahbod 2008-12-24 16:32:25 -05:00
parent 6767673961
commit 1116febb40
1 changed files with 16 additions and 11 deletions
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27
src/cairo-font-face-twin.c
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@ -298,11 +298,6 @@ twin_scaled_font_render_glyph (cairo_scaled_font_t *scaled_font,
int n_snap_y;
} info = {FALSE};
b = _cairo_twin_outlines +
_cairo_twin_charmap[unlikely (glyph >= ARRAY_LENGTH (_cairo_twin_charmap)) ? 0 : glyph];
g = twin_glyph_draw(b);
w = twin_glyph_right(b);
cairo_set_tolerance (cr, 0.01);
/* Prepare face */
@ -330,8 +325,8 @@ twin_scaled_font_render_glyph (cairo_scaled_font_t *scaled_font,
/* lock pen matrix */
cairo_save (cr);
/* left margin */
cairo_translate (cr, lw, 0);
/* left margin + pen width */
cairo_translate (cr, lw * 1.5, 0);
/* slant */
if (props->slant != CAIRO_FONT_SLANT_NORMAL) {
@ -339,22 +334,32 @@ twin_scaled_font_render_glyph (cairo_scaled_font_t *scaled_font,
cairo_transform (cr, &shear);
}
if (props->smallcaps && glyph >= 'a' && glyph <= 'z') {
glyph += 'A' - 'a';
cairo_scale (cr, 1, 28. / 42);
}
b = _cairo_twin_outlines +
_cairo_twin_charmap[unlikely (glyph >= ARRAY_LENGTH (_cairo_twin_charmap)) ? 0 : glyph];
g = twin_glyph_draw(b);
w = twin_glyph_right(b);
gw = FX(w);
/* monospace */
if (props->monospace) {
double monow = FX(24);
cairo_scale (cr, (monow+lw) / (gw+lw), 1);
gw = monow;
}
cairo_translate (cr, lw * .5, 0); /* for pen width */
metrics->x_advance = gw + lw;
metrics->x_advance += 2 * lw /* XXX 2*x.margin */;
/* advance width */
metrics->x_advance = gw + lw * 3; /* pen width + margin */
metrics->x_advance *= stretch;
if (info.snap)
metrics->x_advance = SNAPI (SNAPX (metrics->x_advance));
/* glyph shape */
for (;;) {
switch (*g++) {
case 'M':