void SendButton::setType(Type type) {
if (_type != type) {
_contentFrom = grabContent();
_type = type;
_a_typeChanged.finish();
_contentTo = grabContent();
_a_typeChanged.start([this] { update(); }, 0., 1., st::historyRecordVoiceDuration);
update();
}
if (_type != Type::Record) {
_recordActive = false;
_a_recordActive.finish();
}
}
void FadeAnimation::refreshCache() {
if (!_cache.isNull()) {
_cache = QPixmap();
_cache = grabContent();
Assert(!_cache.isNull());
}
}
void FadeAnimation::startAnimation(int duration) {
if (_cache.isNull()) {
_cache = grabContent();
Assert(!_cache.isNull());
}
auto from = _visible ? 0. : 1.;
auto to = _visible ? 1. : 0.;
_animation.start([this]() { updateCallback(); }, from, to, duration);
updateCallback();
if (_widget->isHidden()) {
_widget->show();
}
}