void display_text_t::measure(extents_t& result)
{
assert(window_m);
boost::shared_ptr<GG::Font> font = implementation::DefaultFont();
extents_t space_extents(metrics::measure_text(std::string(" "), font));
extents_t label_extents(metrics::measure_text(name_m, font));
extents_t characters_extents(metrics::measure_text(std::string(characters_m, '0'), font));
// set up default settings (baseline, etc.)
result = space_extents;
// set the width to the label width (if any)
result.width() = label_extents.width();
// add a guide for the label
result.horizontal().guide_set_m.push_back(label_extents.width());
// if there's a label, add space for a space
if (label_extents.width() != 0)
result.width() += space_extents.width();
// append the character extents (if any)
result.width() += characters_extents.width();
// if there are character extents, add space for a space
if (characters_extents.width() != 0)
result.width() += space_extents.width();
assert(result.horizontal().length_m);
}
void display_number_t::measure(extents_t& result)
{
assert(window_m);
extents_t space_extents(metrics::measure_text(std::string(" "), window_m, EP_EDITTEXT));
extents_t unit_max_extents;
extents_t label_extents(metrics::measure_text(name_m, window_m, EP_EDITTEXT));
extents_t characters_extents =
metrics::measure_text(std::string(characters_m, '0'), window_m, EP_EDITTEXT);
for (display_number_t::unit_set_t::iterator iter(unit_set_m.begin()),
end(unit_set_m.end()); iter != end; ++iter)
{
extents_t tmp(metrics::measure_text(iter->name_m, window_m, EP_EDITTEXT));
if (tmp.width() > unit_max_extents.width())
unit_max_extents = tmp;
}
// set up default settings (baseline, etc.)
result = space_extents;
// set the width to the label width (if any)
result.width() = label_extents.width();
// add a guide for the label
result.horizontal().guide_set_m.push_back(label_extents.width());
// if there's a label, add space for a space
if (label_extents.width() != 0)
result.width() += space_extents.width();
// append the character extents (if any)
result.width() += characters_extents.width();
// if there are character extents, add space for a space
if (characters_extents.width() != 0)
result.width() += space_extents.width();
// append the max unit extents (if any)
result.width() += unit_max_extents.width();
assert(result.horizontal().length_m);
}
