| 1 | package kaka.cakelight; |
| 2 | |
| 3 | public class AmbientMode extends Mode { // TODO split into DynamicAmbient and StaticAmbient? |
| 4 | private Thread thread; // TODO move to a dynamic sub class |
| 5 | private Configuration config; |
| 6 | |
| 7 | @Override |
| 8 | public void enter(Configuration config) { |
| 9 | this.config = config; |
| 10 | startThread(); |
| 11 | } |
| 12 | |
| 13 | @Override |
| 14 | public void exit() { |
| 15 | stopThread(); |
| 16 | } |
| 17 | |
| 18 | public void startThread() { |
| 19 | thread = new Thread() { |
| 20 | public void run() { |
| 21 | try { |
| 22 | long start = System.currentTimeMillis(); |
| 23 | int index = 0; |
| 24 | while (!isInterrupted()) { |
| 25 | LedFrame frame = LedFrame.from(config); |
| 26 | updateFrame(frame, System.currentTimeMillis() - start, index); |
| 27 | updateWithFrame(frame); |
| 28 | index = (index + 1) % config.leds.getCount(); |
| 29 | Thread.sleep(0); |
| 30 | } |
| 31 | } catch (InterruptedException e) { |
| 32 | } |
| 33 | } |
| 34 | }; |
| 35 | thread.start(); |
| 36 | } |
| 37 | |
| 38 | public void stopThread() { |
| 39 | thread.interrupt(); |
| 40 | } |
| 41 | |
| 42 | /** |
| 43 | * @param frame |
| 44 | * @param time Time in milliseconds since start |
| 45 | * @param count Goes from 0 to number of LEDs - 1 |
| 46 | */ |
| 47 | private void updateFrame(LedFrame frame, long time, int count) { |
| 48 | for (int i = 0; i < config.leds.getCount(); i++) { |
| 49 | double r = Math.sin(2 * i * Math.PI / config.leds.getCount() + time * 0.001) * 0.5 + 0.5; |
| 50 | double g = Math.cos(2 * i * Math.PI / config.leds.getCount() + time * 0.002) * 0.5 + 0.5; |
| 51 | frame.setLedColor(i, Color.rgb(r, g, 0)); |
| 52 | } |
| 53 | } |
| 54 | } |