mayTransitionProperty method
Implementation
bool mayTransitionProperty(String property) {
if (!_didFlushStyleWhileConnected) return false;
if (CSSVariable.isCSSSVariableProperty(property)) return false;
if (!hasRunnableTransitions) return false;
if (!hasRenderBox() || !isBoxModelHaveSize()) return false;
if (cssTransitionHandlers[property] == null) return false;
final String key = _canonicalTransitionKey(property);
final Map<String, List> transitions = effectiveTransitions;
return transitions.containsKey(key) || transitions.containsKey(ALL);
}