Fixup ListFeatures demo
diff --git a/objective-c/route_guide/ViewControllers.m b/objective-c/route_guide/ViewControllers.m
index efcb2e7..93cb2bf 100644
--- a/objective-c/route_guide/ViewControllers.m
+++ b/objective-c/route_guide/ViewControllers.m
@@ -36,6 +36,20 @@
static NSString * const kHostAddress = @"http://localhost:50051";
+// Category to override RTGPoint's description.
+@interface RTGPoint (Description)
+- (NSString *)description;
+@end
+
+@implementation RTGPoint (Description)
+- (NSString *)description {
+ NSString *verticalDirection = self.latitude >= 0 ? @"N" : @"S";
+ NSString *horizontalDirection = self.longitude >= 0 ? @"E" : @"W";
+ return [NSString stringWithFormat:@"%.02f%@ %.02f%@",
+ abs(self.latitude) / 1E7f, verticalDirection,
+ abs(self.longitude) / 1E7f, horizontalDirection];
+}
+@end
#pragma mark Get Feature
@@ -89,15 +103,15 @@
RTGRouteGuide *client = [[RTGRouteGuide alloc] initWithHost:kHostAddress];
RTGRectangle *rectangle = [RTGRectangle message];
- rectangle.lo.latitude = 40E7;
- rectangle.lo.longitude = -75E7;
- rectangle.hi.latitude = 42E7;
- rectangle.hi.longitude = -73E7;
+ rectangle.lo.latitude = 405E6;
+ rectangle.lo.longitude = -750E6;
+ rectangle.hi.latitude = 410E6;
+ rectangle.hi.longitude = -745E6;
- NSLog(@"Looking for features between 40, -75 and 42, -73");
+ NSLog(@"Looking for features between %@ and %@", rectangle.lo, rectangle.hi);
[client listFeaturesWithRequest:rectangle handler:^(BOOL done, RTGFeature *response, NSError *error) {
if (response) {
- NSLog(@"Found feature called %@ at %@.", response.name, response.location);
+ NSLog(@"Found feature at %@ called %@.", response.location, response.name);
} else if (error) {
NSLog(@"RPC error: %@", error);
}