void breakTextLines(sf::Text& t, float maxX)
{
sf::String s = t.getString();
std::size_t lastBreakCharIdx = s.getSize();
static sf::String const breakBeforeChars("([{\"'`'");
static auto const isBreakBeforeChar = [] (sf::Uint32 c) {
return breakBeforeChars.find(c) != sf::String::InvalidPos;
};
for (std::size_t i = 0; i < s.getSize(); ++i) {
if (t.findCharacterPos(i).x > maxX) {
if (lastBreakCharIdx > i)
lastBreakCharIdx = i;
if (s.getSize() > lastBreakCharIdx &&
!std::iswgraph(static_cast<std::wint_t>(s[lastBreakCharIdx + 1]))
) {
s[lastBreakCharIdx + 1] = '\n';
} else {
s.insert(lastBreakCharIdx + 1, '\n');
}
t.setString(s);
i += 1;
}
if (!std::iswalnum(static_cast<std::wint_t>(s[i]))) {
lastBreakCharIdx = i;
if (i > 0 && isBreakBeforeChar(s[i]))
lastBreakCharIdx -= 1;
}
}
}
void wordwrap(){
//divide the sentence into words
vector< string > words = explode( ' ', log_text );
vector< bool > newline( words.size() );
int limit_right = log_x + log_background -> width() - log_padding_x * 2;
for( unsigned index = 0; index < words.size(); ++index ){
log_text.clear();
for( unsigned i = 0; i <= index; i++ ){
log_text += words[i] + ( newline[ i ] ? '\n' : ' ' );
}
log_text_display.setString( log_text );
if( log_text_display.findCharacterPos( log_text.size() ).x >= limit_right ){
newline[ index - 1 ] = true;
}
}
log_text.clear();
for( unsigned i = 0; i < words.size(); i++ ){
log_text += words[i] + ( newline[ i ] ? '\n' : ' ' );
}
}
void init_char_width(){
if (!PTSANS.loadFromFile("PTN57F.ttf" )) return;
PTSANS_loaded = true;
string tq;
int tmp = log_string.getPosition().x;
for( int i = 255; i--; ){
tq = (char) i;
log_string.setString( tq );
char_width[i] = log_string.findCharacterPos( 1 ).x - tmp;
}
}