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;
}
}