iOS打开百度地图、高德地图导航

BOOL hasBaiduMap = NO;
BOOL hasGaodeMap = NO;

if ([[UIApplication sharedApplication]canOpenURL:[NSURL URLWithString:@"baidumap://map/"]]){
hasBaiduMap = YES;
}
if ([[UIApplication sharedApplication]canOpenURL:[NSURL URLWithString:@"iosamap://"]]){
hasGaodeMap = YES;
}

if ([@"使用百度地图导航" isEqualToString:title])
{
NSString *urlString = [[NSString stringWithFormat:@"baidumap://map/direction?origin=latlng:%f,%f|name:我的位置&destination=latlng:%f,%f|name:终点&mode=driving",currentLat, currentLon,_shopLat,_shopLon] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] ;

[[UIApplication sharedApplication]openURL:[NSURL URLWithString:urlString]];
}
else if ([@"使用高德地图导航" isEqualToString:title])
{
NSString *urlString = [[NSString stringWithFormat:@"iosamap://navi?sourceApplication=%@&backScheme=%@&poiname=%@&lat=%f&lon=%f&dev=1&style=2",@"app name", yourscheme, @"终点", _shopLat, _shopLon] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];

[[UIApplication sharedApplication]openURL:[NSURL URLWithString:urlString]];
}