ChartEngineSwitchable constructor
ChartEngineSwitchable(
- Set<
ChartEngine> engines, { - Type? mainEngineType,
- ChartEngine? mainEngine,
Implementation
ChartEngineSwitchable(this.engines,
{Type? mainEngineType, ChartEngine? mainEngine}) {
if (engines.isEmpty) throw ArgumentError('Should have 1 or more engines');
if (mainEngine != null) {
_mainEngine = mainEngine;
} else if (mainEngineType != null) {
_mainEngine = getEngineByType(mainEngineType);
} else {
throw ArgumentError('No main engine defined in arguments.');
}
for (var engine in engines) {
engine.onLoad.listen((event) {
if (isLoaded) {
onLoad.add(event);
}
});
}
}