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Implement char_spacing for line placements.

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This commit is contained in:
Hermann Kraus 2013-03-24 12:36:57 +01:00
parent 0c4d123602
commit 23b794c67c
1 changed files with 6 additions and 1 deletions
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7
src/text/placement_finder.cpp
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@ -360,6 +360,7 @@ bool placement_finder::single_line_placement(vertex_cache &pp, text_upright_e or
pixel_position cluster_offset;
double angle;
rotation rot;
double last_glyph_spacing = 0.;
text_line::const_iterator glyph_itr = (*line_itr)->begin(), glyph_end = (*line_itr)->end();
for (; glyph_itr != glyph_end; glyph_itr++)
@ -367,8 +368,12 @@ bool placement_finder::single_line_placement(vertex_cache &pp, text_upright_e or
glyph_info const& glyph = *glyph_itr;
if (current_cluster != glyph.char_index)
{
if (!off_pp.move(sign * layout_.cluster_width(current_cluster))) return false;
if (!off_pp.move(sign * (layout_.cluster_width(current_cluster) + last_glyph_spacing)))
{
return false;
}
current_cluster = glyph.char_index;
last_glyph_spacing = glyph.format->character_spacing;
//Only calculate new angle at the start of each cluster!
angle = normalize_angle(off_pp.angle(sign * layout_.cluster_width(current_cluster)));
rot.init(angle);