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cairo halo patch via @springmeyer ( #1624 )

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artemp 2013-03-18 14:31:38 +00:00
parent f759964dbf
commit e91908206b
1 changed files with 30 additions and 3 deletions
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33
src/cairo_context.cpp
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@ -457,19 +457,46 @@ void cairo_context::add_text(text_path const& path,
matrix.yy = text_size * std::cos(angle);
matrix.x0 = 0;
matrix.y0 = 0;
set_font_matrix(matrix);
set_font_face(manager, glyph->get_face());
glyph_path(glyph->get_index(), sx + x, sy - y);
set_line_width(2.0 * c->format->halo_radius * scale_factor);
set_line_join(ROUND_JOIN);
set_color(c->format->halo_fill);
stroke();
}
}
path.rewind();
for (int iii = 0; iii < path.num_nodes(); iii++)
{
char_info_ptr c;
double x, y, angle;
path.vertex(c, x, y, angle);
face_set_ptr faces = font_manager.get_face_set(c->format->face_name, c->format->fontset);
double text_size = c->format->text_size * scale_factor;
faces->set_character_sizes(text_size);
glyph_ptr glyph = faces->get_glyph(c->c);
if (glyph)
{
cairo_matrix_t matrix;
matrix.xx = text_size * std::cos(angle);
matrix.xy = text_size * std::sin(angle);
matrix.yx = text_size * -std::sin(angle);
matrix.yy = text_size * std::cos(angle);
matrix.x0 = 0;
matrix.y0 = 0;
set_font_matrix(matrix);
set_font_face(manager, glyph->get_face());
set_color(c->format->fill);
show_glyph(glyph->get_index(), sx + x, sy - y);
}
}
}
}