获取地图边界的两种办法
– (IBAction)getBounds:(id)senderrnrnrn MKMapRect mRect = rnself.mapview.visibleMapRect;rn MKMapPoint neMapPoint =MKMapPointMake(MKMapRectGetMaxX(mRect), mRect.origin.y);rn MKMapPoint swMapPo
– (IBAction)getBounds:(id)senderrnrnrn MKMapRect mRect = rnself.mapview.visibleMapRect;rn MKMapPoint neMapPoint =MKMapPointMake(MKMapRectGetMaxX(mRect), mRect.origin.y);rn MKMapPoint swMapPo