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TrackViewController.m
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TrackViewController.m
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//
// TrackViewController.m
// MilesTracker
//
// Created by Mike Glazer on 5/1/10.
// Copyright 2010 __MyCompanyName__. All rights reserved.
//
#import "TrackViewController.h"
#import "MilesTracker.h"
#import "MilesTrackerAppDelegate.h"
#import "UnitConverter.h"
#import <RoutingRequest.h>
#import <RouteSummary.h>
#import <JsonRoutingParser.h>
@implementation TrackViewController
enum StartStopState {
StartStopStateNotStarted,
StartStopStateStart,
StartStopStateEnd
};
@synthesize startStopControl, startLocationTextField, endLocationTextField, recordButton, activityIndicator, distanceLabel, appDelegate;
/*
// The designated initializer. Override if you create the controller programmatically and want to perform customization that is not appropriate for viewDidLoad.
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
if (self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]) {
// Custom initialization
}
return self;
}
*/
/*
// Implement loadView to create a view hierarchy programmatically, without using a nib.
- (void)loadView {
}
*/
// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {
[super viewDidLoad];
self.startLocationTextField.delegate = self;
self.endLocationTextField.delegate = self;
self.recordButton.enabled = NO;
self.activityIndicator.hidesWhenStopped = YES;
[activityIndicator stopAnimating];
self.distanceLabel.alpha = 0.0;
locationManager = [[CLLocationManager alloc] init];
locationManager.distanceFilter = 10.0f;
locationManager.delegate = self;
locationManager.desiredAccuracy = kCLLocationAccuracyNearestTenMeters;
startStopState = StartStopStateNotStarted;
tokenManager = [[MilesTracker sharedInstance] tokenManager];
}
/*
// Override to allow orientations other than the default portrait orientation.
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
// Return YES for supported orientations
return (interfaceOrientation == UIInterfaceOrientationPortrait);
}
*/
- (void)updateDistance {
if ( startLocation == nil || endLocation == nil ) {
NSLog(@"Either start or ending location have not been set");
return;
}
RoutingRequest* request = [MilesTracker createRoutingRequest];
request.delegate = self;
[request findRoute:startLocation to:endLocation vehicle:@"car" tokenManager:tokenManager];
[request release];
}
- (void)updateLocation {
[activityIndicator startAnimating];
[locationManager startUpdatingLocation];
}
- (IBAction)recordButtonClicked {
NSLog(@"Record button clicked!");
}
- (IBAction)pressedStartStopButton {
NSLog(@"Pressed button");
if ( startStopState == StartStopStateNotStarted ) {
[self updateLocation];
self.startStopControl.enabled = NO;
} else if ( startStopState = StartStopStateStart ) {
[self updateLocation];
self.startStopControl.enabled = NO;
}
}
#pragma mark -
#pragma mark UITextFieldDelegate
- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField {
return NO;
}
#pragma mark -
#pragma mark CLLocationManagerDelegate
- (void)locationManager:(CLLocationManager *)manager didFailWithError:(NSError *)error {
UIAlertView* alert = [[UIAlertView alloc] initWithTitle:@"Location Update Error"
message:[[error userInfo] description]
delegate:nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
[alert release];
[activityIndicator stopAnimating];
startStopControl.enabled = YES;
}
- (void)locationManager:(CLLocationManager *)manager
didUpdateToLocation:(CLLocation *)newLocation
fromLocation:(CLLocation *)oldLocation {
[activityIndicator stopAnimating];
if ( startStopState == StartStopStateNotStarted ) {
startStopState = StartStopStateStart;
startLocationTextField.text = [NSString stringWithFormat:@"%.2f,%.2f", newLocation.coordinate.latitude, newLocation.coordinate.longitude];
startLocation = [newLocation retain];
} else if ( startStopState == StartStopStateStart ) {
startStopState = StartStopStateEnd;
endLocationTextField.text = [NSString stringWithFormat:@"%.2f,%.2f", newLocation.coordinate.latitude, newLocation.coordinate.longitude];
[self updateDistance];
recordButton.enabled = YES;
endLocation = [newLocation retain];
}
[locationManager stopUpdatingLocation];
startStopControl.enabled = YES;
}
#pragma mark -
#pragma mark ServiceRequestResult
- (void) serviceServerResponse:(NSString *)jsonResponse {
JsonRoutingParser* parser = [[JsonRoutingParser alloc] init];
if ( [parser responceStatus:jsonResponse] ) {
RouteSummary* result = [parser routeSummury:jsonResponse];
NSNumber* totalDistance = [NSNumber numberWithFloat:(float)result.totalDistance];
distanceLabel.text = [NSString stringWithFormat:@"%.1f %@",
[[appDelegate unitConverter] distanceToLocale:totalDistance],
[[appDelegate unitConverter] localeDistanceString]];
[result release];
}
[parser release];
}
- (void) serviceServerError:(NSString *)error {
NSLog(@"Error: %@", error);
}
#pragma mark -
#pragma mark Deallocation
- (void)didReceiveMemoryWarning {
// Releases the view if it doesn't have a superview.
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
- (void)viewDidUnload {
// Release any retained subviews of the main view.
// e.g. self.myOutlet = nil;
}
- (void)dealloc {
[super dealloc];
[startStopControl release];
[startLocationTextField release];
[endLocationTextField release];
[recordButton release];
[activityIndicator release];
[distanceLabel release];
[locationManager release];
[startLocation release];
[endLocation release];
}
@end