control: add leds control code

1 files changed, 127 insertions, 0 deletions

diff --git a/control/ledctl.c b/control/ledctl.c
new file mode 100644
index 0000000..d6fdd1e
--- /dev/null
+++ b/control/ledctl.c
@@ -0,0 +1,127 @@
+#include "ledctl.h"
+
+enum {
+	MODE_SOLID_RED,
+	MODE_SOLID_GREEN,
+	MODE_SOLID_BLUE,
+	MODE_SOLID_YELLOW,
+	MODE_RAINBOW,
+} mode;
+int brightness = 7;
+int enabled = 0;
+int current_brightness = 0;
+
+const char *mode_string[] = {
+	[MODE_SOLID_RED] = "#FF0000",
+	[MODE_SOLID_GREEN] = "#00FF00",
+	[MODE_SOLID_BLUE] = "#0000FF",
+	[MODE_SOLID_YELLOW] = "#FFFF00",
+	[MODE_RAINBOW] = "{\"type\":\"rainbow\", \"wait\":50}",
+};
+
+
+enum {
+	STATE_DEFAULT,
+	STATE_COLOR_SELECT,
+	STATE_BRIGHTNESS_SELECT,
+} state = STATE_DEFAULT;
+
+
+void update_brightness() {
+	if (!enabled)
+		current_brightness = 0;
+	else
+		current_brightness = brightness > 7 ? 100 : (1 << (brightness - 1));
+	bc_radio_pub_int("led/brightness/set", &current_brightness);
+}
+
+void update_mode() {
+	if (mode == MODE_RAINBOW)
+		bc_radio_pub_string("led/effect/set", mode_string[mode]);
+	else
+		bc_radio_pub_string("led/color/set", mode_string[mode]);
+}
+
+void click_left() {
+	switch (state) {
+		case STATE_DEFAULT:
+			enabled = 1;
+			update_brightness();
+			break;
+		case STATE_BRIGHTNESS_SELECT:
+			if (brightness <= 8)
+				brightness++;
+			update_brightness();
+			break;
+		case STATE_COLOR_SELECT:
+			if (mode >= MODE_RAINBOW)
+				mode = MODE_SOLID_RED;
+			else
+				mode++;
+			update_mode();
+			break;
+		default:
+			break;
+	}
+}
+
+void click_right() {
+	switch (state) {
+		case STATE_DEFAULT:
+			enabled = 0;
+			update_brightness();
+			break;
+		case STATE_BRIGHTNESS_SELECT:
+			if (brightness >= 1)
+				brightness--;
+			update_brightness();
+			break;
+		case STATE_COLOR_SELECT:
+			if (mode <= MODE_SOLID_RED)
+				mode = MODE_RAINBOW;
+			else
+				mode--;
+			update_mode();
+			break;
+		default:
+			break;
+	}
+}
+
+void hold_left() {
+	switch (state) {
+		case STATE_DEFAULT:
+			state = STATE_BRIGHTNESS_SELECT;
+			// TODO update image
+			break;
+		case STATE_COLOR_SELECT:
+			state = STATE_COLOR_SELECT;
+			// TODO
+			break;
+		case STATE_BRIGHTNESS_SELECT:
+			state = STATE_DEFAULT;
+			// TODO
+			break;
+		default:
+			break;
+	}
+}
+
+void hold_right() {
+	switch (state) {
+		case STATE_DEFAULT:
+			state = STATE_COLOR_SELECT;
+			// TODO update image
+			break;
+		case STATE_COLOR_SELECT:
+			state = STATE_DEFAULT;
+			// TODO
+			break;
+		case STATE_BRIGHTNESS_SELECT:
+			state = STATE_BRIGHTNESS_SELECT;
+			// TODO
+			break;
+		default:
+			break;
+	}
+}