next method
Advance to the next frame (wrapping).
Implementation
SourceFrame? next() {
if (_frames.isEmpty) {
return null;
}
_index = (_index + 1) % _frames.length;
return _frames[_index];
}Advance to the next frame (wrapping).
SourceFrame? next() {
if (_frames.isEmpty) {
return null;
}
_index = (_index + 1) % _frames.length;
return _frames[_index];
}