added Infographic

1 files changed, 125 insertions, 0 deletions

diff --git a/Volta/Views/InfographicViewController.m b/Volta/Views/InfographicViewController.m
new file mode 100644
index 0000000..a247597
--- /dev/null
+++ b/Volta/Views/InfographicViewController.m
@@ -0,0 +1,125 @@
+//
+//  InfographicViewController.m
+//  Volta
+//
+//  Created by Ronny Fenrich on 2013-06-18.
+//  Copyright (c) 2013 Decoder. All rights reserved.
+//
+
+#import "InfographicViewController.h"
+#import "StatsTabBarController.h"
+#import "VoltaReading.h"
+
+
+@interface InfographicViewController ()<UIWebViewDelegate>
+
+@property (weak, nonatomic) IBOutlet UIWebView *webView;
+
+@end
+
+@implementation InfographicViewController
+
+
+- (void)viewDidLoad
+{
+    [super viewDidLoad];
+
+
+    NSString *resourcePath = [[[[NSBundle mainBundle] resourcePath] stringByReplacingOccurrencesOfString:@"/" withString:@"//"]
+                              stringByReplacingOccurrencesOfString:@" " withString:@"%20"];
+    NSString *markup = [NSString stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"index" ofType:@"html"]
+                                                 encoding:NSUTF8StringEncoding
+                                                    error:nil];
+    dispatch_async(dispatch_get_main_queue(), ^{
+        [self.webView loadHTMLString:markup baseURL:[NSURL URLWithString:[NSString stringWithFormat:@"file:/%@//", resourcePath]]];
+    });
+
+}
+
+
+- (void)viewDidUnload {
+    [self setWebView:nil];
+    [super viewDidUnload];
+}
+
+
+- (void)viewWillDisappear
+{
+    if (self.webView.loading) {
+        [self.webView stopLoading];
+    }
+}
+
+
+- (void)viewDidAppear:(BOOL)animated
+{
+    [super viewDidAppear:animated];
+    [self hideGradientBackground:self.webView];
+
+    // calc totals...
+    StatsTabBarController *parentTabBarController = (StatsTabBarController *)self.parentViewController;
+    float totalkWh = 0.0f;
+    float totalCost = 0.0f;
+
+    for (VoltaReading *reading in parentTabBarController.data.allValues)
+    {
+        float kWh = reading.usage / 1000.0f;
+        float cost = reading.cost / 100000.0f;
+
+        totalkWh += kWh;
+        totalCost += cost;
+    }
+
+    double delayInSeconds = 0.5;
+    dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
+    dispatch_after(popTime, dispatch_get_main_queue(), ^(void){
+        [self.webView stringByEvaluatingJavaScriptFromString:[NSString stringWithFormat:@"updateData(%.2f, %.2f)", totalkWh, totalCost]];
+    });
+}
+
+
+#pragma mark - Web View
+
+- (void)hideGradientBackground:(UIView*)theView
+{
+    for (UIView * subview in theView.subviews)
+    {
+        if ([subview isKindOfClass:[UIImageView class]])
+            subview.hidden = YES;
+
+        [self hideGradientBackground:subview];
+    }
+}
+
+- (void)webView:(UIWebView *)theWebView didFailLoadWithError:(NSError *)error
+{
+    // If the URLLoadingSystem cancelled the load don't show anything.
+    NSString *errorUrl = [error.userInfo objectForKey:@"NSErrorFailingURLStringKey"];
+    if (([error code] != NSURLErrorCancelled ) && ([[errorUrl uppercaseString] startsWith:@"HTTP"]))
+    {
+        BlockAlertView *alert = [BlockAlertView alertWithTitle:@"Connection Error" message:@"We couldn't load the web page, please check your internet connection and try again."];
+        [alert setCancelButtonWithTitle:@"Ok" block:nil];
+        [alert show];
+    }
+}
+
+
+- (BOOL)webView:(UIWebView *)theWebView shouldStartLoadWithRequest:(NSURLRequest *)theRequest navigationType:(UIWebViewNavigationType)navigationType
+{
+    return YES;
+}
+
+- (void)webViewDidFinishLoad:(UIWebView *)theWebView
+{
+    // scroll to the top
+    [self.webView.scrollView setContentOffset:CGPointMake(0, 0)];
+}
+
+
+- (void)webViewDidStartLoad:(UIWebView *)theWebView
+{
+}
+
+
+
+@end