Changeset 9015b1e in orbit for iOS/Orbit/Orbit/controllers/FlightViewController.m

Timestamp:

07/19/13 15:59:47 (9 years ago)

Author:

Jonathon Horsman <jonathon@…>

Branches:

master, RawEEG, Servo, Tab_Interface, pyramid

Children:

ce0a7ee, c61115c

Parents:

ab9d63b

Message:

UI working with headset correctly now.
Check Bluetooth enabled and volume at full

File:

• iOS/Orbit/Orbit/controllers/FlightViewController.m (modified) (7 diffs)

iOS/Orbit/Orbit/controllers/FlightViewController.m

@@ -23 +23 @@
 @implementation FlightViewController {
     SignalConverter *signalConverter;
+    int deviceStatus;
 }
 
-@synthesize status, attention, meditation, signal, power, attentionThreshold, meditationThreshold, connectButton, statusImage;
+@synthesize status, attention, meditation, signal, power, attentionThreshold, meditationThreshold, connectButton, statusImage, signalPercent, attentionPercent, meditationPercent, powerPercent;
 
 - (void)viewDidLoad
@@ -39 +40 @@
 }
 
-// Start the data stream from the bluetooth headset if it's attached, and reset the display output
-- (void) appForegrounded
-{
-    [self resetViews]; // just in case it didn't happen on close
-}
-
 #pragma mark view updates
 
@@ -51 +46 @@
 {
     signal.progress = 0;
+    signalPercent.text = @"0%";
     attention.progress = 0;
+    attentionPercent.text = @"0%";
     meditation.progress = 0;
+    meditationPercent.text = @"0%";
     power.progress = 0;
+    powerPercent.text = @"0%";
     [self logMessage:@"Disconnected"];
+    [self updateStatusImage:STATUS_DEFAULT];
+    connectButton.title = @"Connect";
 }
 
 - (void) updateStatusImage:(int) statusNo
 {
-    [statusImage setImage: [UIImage imageNamed:[NSString stringWithFormat:@"status_%u", statusNo]]];
+    if (statusNo != deviceStatus) {
+        [statusImage setImage: [UIImage imageNamed:[NSString stringWithFormat:@"status_%u", statusNo]]];
+        deviceStatus = statusNo;
+        if (statusNo == STATUS_CONNECTED) {
+            [self logMessage:@"Check headset fitted properly"];
+        } else if (statusNo == STATUS_PROCESSING) {
+            [self logMessage:@"Increase your concentration"];
+        } else if (statusNo == STATUS_ACTIVE) {
+            [self logMessage:@"Flying!"];
+        }
+    }
 }
 
@@ -65 +76 @@
 {
     [signalConverter setValuesForAttention:attentionThreshold.value meditation:meditationThreshold.value];
-//    
-//    if (attentionThreshold.value < 0.2) {
-//        [self updateStatusImage:STATUS_DEFAULT];
-//    } else if (attentionThreshold.value < 0.4) {
-//        [self updateStatusImage:STATUS_CONNECTING];
-//    } else if (attentionThreshold.value < 0.6) {
-//        [self updateStatusImage:STATUS_CONNECTED];
-//    } else if (attentionThreshold.value < 0.8) {
-//        [self updateStatusImage:STATUS_PROCESSING];
-//    } else {
-//        [self updateStatusImage:STATUS_ACTIVE];
-//    }
 }
 
@@ -99 +98 @@
     self.power.progress = powerLevel;
     self.powerPercent.text = [NSString stringWithFormat:@"%i%%", (int)(powerLevel * 100)];
+    [self updateStatusImage:[self statusFromSignal:signalStrength power:powerLevel]];
+}
+
+- (int) statusFromSignal: (float)signalLevel power:(float)powerLevel
+{
+    if (signalLevel < 0.9) { // weak signal
+        return STATUS_CONNECTED;
+    } else if (powerLevel == 0.0) { // strong signal but thresholds not met
+        return STATUS_PROCESSING;
+    } else { // flight command sent to orbit
+        return STATUS_ACTIVE;
+    }
 }
 
 - (void) notifyHeadsetConnect
 {
-    [self logMessage:@"Headet connected"];
+    [self logMessage:@"Headset connected"];
+    [self updateStatusImage:STATUS_CONNECTING];
 }
 
@@ -110 +122 @@
     // Reset the outputs back to zero
     [self resetViews];
-    [self logMessage:@"Headet disconnected"];    
 }
 
 - (void) notifyDeviceConnected:(NSString *)name
 {
-    [self logMessage:[NSString stringWithFormat:@"EEG device %@ connected", name]];    
+    [self logMessage:[NSString stringWithFormat:@"EEG device %@ connected", name]];
+    [self updateStatusImage:STATUS_CONNECTING];
+    connectButton.title = @"Disconnect";
+}
+
+- (void) appStopped
+{
+    [self resetViews]; // just in case it didn't happen on close
 }
 
@@ -124 +142 @@
     if (signalConverter.running) {
         [signalConverter stopProcessing];
-        connectButton.title = @"Connect";
         [self resetViews];
+    } else if (!signalConverter.isBluetoothReady) {
+        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Device not found" message:@"No Bluetooth device detected. Ensure Bluetooth is on and the Mindwave headset is paired" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
+        [alert show];
+    } else if (!signalConverter.isVolumeMax) {
+        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Turn Up The Volume" message:@"Your device volume must be at the maximum for proper operation" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
+        [alert show];
+    } else if ([signalConverter startProcessing]) {
+        [self logMessage:@"Searching for device"];
+//        [self updateStatusImage:STATUS_CONNECTING];
+        connectButton.title = @"Disconnect";
     } else {
-        [self logMessage:@"Searching for device"];
-        [signalConverter startProcessing];
-        connectButton.title = @"Disconnect";
+        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Failed to connect" message:@"Check the device is correctly paired on Bluetooth" delegate:nil cancelButtonTitle:@"OK" otherButtonTitles: nil];
+        [alert show];
     }
 }