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Show Directions on Google Map in the iPhone.

/ Published in: Objective C
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Here is a peace of code from one of my project to show you how you to show directions on the Google Map application.

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  1. - (void)showDirections {
  2. 	if ([self.address length] == 0) return;
  3. 	//We create our link to the appDelegate
  4. 	ClubPlanetControllerAppDelegate * appDelegate = (ClubPlanetControllerAppDelegate *)[UIApplication sharedApplication].delegate;
  5.  
  6.  
  7. 	NSURL *myURL = [NSURL URLWithString:[NSString stringWithFormat:@"http://maps.google.com/maps?daddr==%@&saddr=%f,%f", [self.address stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding], [appDelegate.lat floatValue], [appDelegate.lon floatValue]]];
  8. 	[[UIApplication sharedApplication] openURL:myURL];
  9. }

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