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Slightly more useful vertical alignment.

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svn path=/trunk/netsurf/; revision=9100
This commit is contained in:
Michael Drake 2009-08-07 13:00:28 +00:00
parent 2261b616f6
commit b0cc93800a
1 changed files with 21 additions and 3 deletions
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24
render/layout.c
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@ -2458,14 +2458,32 @@ bool layout_line(struct box *first, int *width, int *y,
assert(b != first || (move_y && 0 < used_height && (left || right)));
/* align baselines of all text boxes by moving their y so that their
* 0.75 point is aligned */
/* handle vertical-align by adjusting box y values */
/** \todo proper vertical alignment handling */
for (d = first; d != b; d = d->next) {
if ((d->type == BOX_INLINE && d->inline_end) ||
d->type == BOX_BR ||
d->type == BOX_TEXT ||
d->type == BOX_INLINE_END) {
d->y += 0.75 * (used_height - d->height);
css_fixed value = 0;
css_unit unit = CSS_UNIT_PX;
switch (css_computed_vertical_align(d->style, &value,
&unit)) {
case CSS_VERTICAL_ALIGN_SUPER:
case CSS_VERTICAL_ALIGN_TOP:
case CSS_VERTICAL_ALIGN_TEXT_TOP:
/* already at top */
break;
case CSS_VERTICAL_ALIGN_SUB:
case CSS_VERTICAL_ALIGN_BOTTOM:
case CSS_VERTICAL_ALIGN_TEXT_BOTTOM:
d->y += used_height - d->height;
break;
default:
case CSS_VERTICAL_ALIGN_BASELINE:
d->y += 0.75 * (used_height - d->height);
break;
}
}
}