Refactored the LED frames backing data

[kaka/cakelight.git] / src / kaka / cakelight / LedFrame.java

diff --git a/src/kaka/cakelight/LedFrame.java b/src/kaka/cakelight/LedFrame.java
index f739e38..4d6b68a 100644 (file)
--- a/src/kaka/cakelight/LedFrame.java
+++ b/src/kaka/cakelight/LedFrame.java
@@ -1,19 +1,44 @@
 package kaka.cakelight;
 
 public class LedFrame {
-    private Color[] leds;
+    private byte[] bytes;
+    private int roff = 0, goff = 2, boff = 1; // Color values are stored as RBG, which is what the LED list takes.
 
     public static LedFrame from(Configuration config) {
         LedFrame frame = new LedFrame();
-        frame.leds = new Color[config.leds.cols * 2 + config.leds.rows * 2];
+        frame.bytes = new byte[config.leds.getCount() * 3];
         return frame;
     }
 
+    public void fillColor(int r, int g, int b) {
+        for (int i = 0; i < bytes.length; i += 3) {
+            bytes[i + roff] = (byte)r;
+            bytes[i + goff] = (byte)g;
+            bytes[i + boff] = (byte)b;
+        }
+    }
+
+    public void fillColor(Color color) {
+        fillColor(color.r(), color.g(), color.b());
+    }
+
     public void setLedColor(int led, Color color) {
-        leds[led] = color;
+        int offset = led * 3;
+        bytes[offset + roff] = (byte)color.r();
+        bytes[offset + goff] = (byte)color.g();
+        bytes[offset + boff] = (byte)color.b();
     }
 
     public Color getLedColor(int led) {
-        return leds[led];
+        int offset = led * 3;
+        return Color.rgb(
+                bytes[offset + roff] & 0xff,
+                bytes[offset + goff] & 0xff,
+                bytes[offset + boff] & 0xff
+        );
+    }
+
+    public byte[] getBytes() {
+        return bytes;
     }
 }