资 源 简 介
The sample application uses a separate view to display data represented in a custom model, allowing to set multiple graphs on the same plot surface. Pulling multi-resolution data from yahoo finance is added to display stock market graph for a given stock symbol.
Usage sample
Create new project in xcode (UIViewController based application).
Make main view controller"s view an instance of VianGraphHostingView.
graphHost has the type VianGraphHostingView
```
-(void)viewDidLoad
{
VianYahooDataPuller *dp = [[VianYahooDataPuller alloc] initWithTargetSymbol:@"AAPL"
dateResolution:VianDateResolutionMonth];
[dp setDelegate:self];
}
// remember that current view controller"s class must implement VianYahoo
