# HG changeset patch
# User Dennis Fink <dennis.fink@c3l.lu>
# Date 2019-08-31 11:30:25
# Node ID 05931ab4f6666d39c7ec5931728df9172394a71b
# Parent  964740ba66edf1c4efd9dfc660c47abe60881e28

Added Spinner pattern

diff --git a/Neopixel_Goggles.ino b/Neopixel_Goggles.ino
--- a/Neopixel_Goggles.ino
+++ b/Neopixel_Goggles.ino
@@ -27,6 +27,9 @@
 #define BLINK_MIN_INTERVAL 250
 #define BLINK_MAX_INTERVAL 500
 
+#define SPINNER_PIXELS_MIN 1
+#define SPINNER_PIXELS_MAX 10
+
 // End config section
 
 enum  pattern {
@@ -38,7 +41,8 @@ enum  pattern {
   RANDOM,
   DOUBLE_RANDOM,
   BLINK,
-  DOT
+  DOT,
+  SPINNER
 };
 
 class NeoPatterns : public Adafruit_NeoPixel {
@@ -50,6 +54,7 @@ class NeoPatterns : public Adafruit_NeoP
     uint32_t PixelColor;
     uint16_t TotalSteps;
     uint16_t Index;
+    uint8_t SpinnerPixels;
 
     void (*OnComplete)();
 
@@ -88,6 +93,9 @@ class NeoPatterns : public Adafruit_NeoP
           case DOT:
             DotUpdate();
             break;
+          case SPINNER:
+            SpinnerUpdate();
+            break;
           default:
             break;
         }
@@ -251,6 +259,25 @@ class NeoPatterns : public Adafruit_NeoP
       Increment();
     }
 
+    void Spinner(uint32_t color, uint16_t spinner_pixels, uint16_t interval) {
+      ActivePattern = SPINNER;
+      Interval = interval;
+      TotalSteps = 32;
+      PixelColor = color;
+      Index = 0;
+      SpinnerPixels = spinner_pixels;
+    }
+
+    void SpinnerUpdate() {
+      ColorSet(Color(0, 0, 0));
+      for (int i = 0; i < numPixels() / 2; i++) {
+        if ((Index + i) % SpinnerPixels == 0) {
+          DoubleSet(i, PixelColor);
+        }
+      }
+      Increment();
+    }
+
     uint32_t DimColor(uint32_t color) {
       return Color(((color >> 16) & 0xFF) >> 1, ((color >> 8) & 0xFF) >> 1, (color & 0xFF) >> 1);
     }
@@ -346,6 +373,9 @@ void RingsComplete() {
     case 8:
       Rings.Dot(color, steps, slow_interval);
       break;
+    case 9:
+      Rings.Spinner(color, random(SPINNER_PIXELS_MIN, SPINNER_PIXELS_MAX + 1), slow_interval);
+      break;
     default:
       break;
   }