QVariant FlatTextarea::loadResource(int type, const QUrl &name) {
QString imageName = name.toDisplayString();
if (imageName.startsWith(qstr("emoji://e."))) {
if (EmojiPtr emoji = emojiFromUrl(imageName)) {
return QVariant(App::emojiSingle(emoji, _st.font->height));
}
}
return QVariant();
}
QVariant InputField::InputFieldInner::loadResource(int type, const QUrl &name) {
QString imageName = name.toDisplayString();
if (imageName.startsWith(qstr("emoji://e."))) {
if (EmojiPtr emoji = emojiFromUrl(imageName)) {
return QVariant(App::emojiSingle(emoji, f()->_st->font->height));
}
}
return QVariant();
}
EmojiPtr FlatTextarea::getSingleEmoji() const {
QString text;
QTextFragment fragment;
getSingleEmojiFragment(text, fragment);
if (!text.isEmpty()) {
QTextCharFormat format = fragment.charFormat();
return emojiFromUrl(static_cast<const QTextImageFormat*>(&format)->name());
}
return 0;
}
EmojiPtr FlatTextarea::getSingleEmoji() const {
QString text;
QTextFragment fragment;
getSingleEmojiFragment(text, fragment);
if (!text.isEmpty()) {
QTextCharFormat format = fragment.charFormat();
QString imageName = static_cast<QTextImageFormat*>(&format)->name();
if (imageName.startsWith(qstr("emoji://e."))) {
return emojiFromUrl(imageName);
}
}
return 0;
}
QString FlatTextarea::getText(int32 start, int32 end) const {
if (end >= 0 && end <= start) return QString();
if (start < 0) start = 0;
bool full = (start == 0) && (end < 0);
QTextDocument *doc(document());
QTextBlock from = full ? doc->begin() : doc->findBlock(start), till = (end < 0) ? doc->end() : doc->findBlock(end);
if (till.isValid()) till = till.next();
int32 possibleLen = 0;
for (QTextBlock b = from; b != till; b = b.next()) {
possibleLen += b.length();
}
QString result;
result.reserve(possibleLen + 1);
if (!full && end < 0) {
end = possibleLen;
}
for (QTextBlock b = from; b != till; b = b.next()) {
for (QTextBlock::Iterator iter = b.begin(); !iter.atEnd(); ++iter) {
QTextFragment fragment(iter.fragment());
if (!fragment.isValid()) continue;
int32 p = full ? 0 : fragment.position(), e = full ? 0 : (p + fragment.length());
if (!full) {
if (p >= end || e <= start) {
continue;
}
}
QTextCharFormat f = fragment.charFormat();
QString emojiText;
QString t(fragment.text());
if (!full) {
if (p < start) {
t = t.mid(start - p, end - start);
} else if (e > end) {
t = t.mid(0, end - p);
}
}
QChar *ub = t.data(), *uc = ub, *ue = uc + t.size();
for (; uc != ue; ++uc) {
switch (uc->unicode()) {
case 0xfdd0: // QTextBeginningOfFrame
case 0xfdd1: // QTextEndOfFrame
case QChar::ParagraphSeparator:
case QChar::LineSeparator:
*uc = QLatin1Char('\n');
break;
case QChar::Nbsp:
*uc = QLatin1Char(' ');
break;
case QChar::ObjectReplacementCharacter:
if (emojiText.isEmpty() && f.isImageFormat()) {
QString imageName = static_cast<QTextImageFormat*>(&f)->name();
if (imageName.startsWith(QLatin1String("emoji://e."))) {
if (EmojiPtr emoji = emojiFromUrl(imageName)) {
emojiText = textEmojiString(emoji);
}
}
}
if (uc > ub) result.append(ub, uc - ub);
if (!emojiText.isEmpty()) result.append(emojiText);
ub = uc + 1;
break;
}
}
if (uc > ub) result.append(ub, uc - ub);
}
result.append('\n');
}
result.chop(1);
return result;
}