void TextAscii::Blit(u16 ax, u16 ay, const u16 maxw, Surface & dst)
{
if(message.empty()) return;
std::string::const_iterator it = message.begin();
std::string::const_iterator it_end = message.end();
s8 oy = 0;
const u16 sx = ax;
for(; it != it_end; ++it)
{
if(maxw && (ax - sx) >= maxw) break;
// space or unknown letter
if(*it < 0x21)
{
ax += CharWidth(*it, font);
continue;
}
const Surface & sprite = AGG::GetLetter(*it, font);
if(!sprite.isValid()) return;
// valign
switch(*it)
{
case '-':
oy = CharAscent(font) / 2;
break;
case '_':
oy = CharAscent(font);
break;
// "
case 0x22:
// '
case 0x27:
oy = 0;
break;
case 'y':
case 'g':
case 'p':
case 'q':
case 'j':
oy = CharAscent(font) + CharDescent(font) - sprite.h();
break;
default:
oy = CharAscent(font) - sprite.h();
break;
}
sprite.Blit(ax, ay + 2 + oy, dst);
ax += sprite.w();
}
}
u8 TextAscii::CharHeight(Font::type_t f)
{
return CharAscent(f) + CharDescent(f) + 1;
}
int TextAscii::CharHeight(int f)
{
return CharAscent(f) + CharDescent(f) + 1;
}
