From 16d5d0b1a60b6618cc219dcae6f13ccc9fb4515d Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Thu, 22 Aug 2019 13:16:29 +0200
Subject: [PATCH] light_sensor
---
example/src/main.rs | 2 ++
l0dable/src/lib.rs | 3 ++-
l0dable/src/light_sensor.rs | 27 +++++++++++++++++++++++++++
3 files changed, 31 insertions(+), 1 deletion(-)
create mode 100644 l0dable/src/light_sensor.rs
diff --git a/example/src/main.rs b/example/src/main.rs
index 6e71dd8..ed4da93 100644
--- a/example/src/main.rs
+++ b/example/src/main.rs
@@ -9,6 +9,7 @@ fn main() {
writeln!(UART, "Hello from Rust\r").unwrap();
let display = Display::open();
+ let light = LightSensor::start();
for t in 0..Display::W {
display.clear(Color::yellow());
display.print(160 - t, 10, b"Hello Rust\0", Color::white(), Color::black());
@@ -29,6 +30,7 @@ fn main() {
if b.right_top() {
display.print(80, 30, b"Reset\0", Color::red(), Color::black());
}
+ writeln!(UART, "Light: {:?}\r", light.get());
display.update();
}
diff --git a/l0dable/src/lib.rs b/l0dable/src/lib.rs
index 84db08e..05f646f 100644
--- a/l0dable/src/lib.rs
+++ b/l0dable/src/lib.rs
@@ -67,9 +67,10 @@ mod display;
pub use display::{Display, Color, LineStyle};
mod buttons;
pub use buttons::Buttons;
-
pub mod uart;
pub const UART: uart::Uart = uart::Uart;
+mod light_sensor;
+pub use light_sensor::LightSensor;
pub fn exit(ret: i32) -> ! {
unsafe {
diff --git a/l0dable/src/light_sensor.rs b/l0dable/src/light_sensor.rs
new file mode 100644
index 0000000..cfe2dfc
--- /dev/null
+++ b/l0dable/src/light_sensor.rs
@@ -0,0 +1,27 @@
+use super::bindings::*;
+
+pub struct LightSensor;
+
+impl LightSensor {
+ pub fn start() -> Self {
+ if unsafe { epic_light_sensor_run() } != 0 {
+ panic!("Cannot start light sensor");
+ }
+ LightSensor
+ }
+
+ pub fn get(&self) -> Option<u16> {
+ let mut result = 0;
+ if unsafe { epic_light_sensor_get(&mut result) } == 0 {
+ Some(result)
+ } else {
+ None
+ }
+ }
+}
+
+impl Drop for LightSensor {
+ fn drop(&mut self) {
+ unsafe { epic_light_sensor_stop(); }
+ }
+}
--
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