X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=src%2Fapplication%2Fmain.rs;h=dc955ce7af46fb39fc5b37721e4b12c5b7cbcbd3;hb=70fb2fadd8688fdc11ba1d398661ac99aaa1b02a;hp=3523b885fe9a907b081c9b85da75f9d8b3380643;hpb=aa0f0d612a03799423e87e9137765ecb90146f48;p=gps-watch.git

diff --git a/src/application/main.rs b/src/application/main.rs
index 3523b88..dc955ce 100644
--- a/src/application/main.rs
+++ b/src/application/main.rs
@@ -28,8 +28,10 @@
 extern crate common;
 
 mod uart0;
+mod button;
 
 use common::buffer::Buffer;
+use common::ringbuf::Ringbuf;
 use common::clock;
 use common::systick;
 use common::port;
@@ -45,6 +47,7 @@ use common::screen;
 use common::time::Time;
 use common::mx25l::Mx25l;
 use common::shell::Shell;
+use common::logger::Logger;
 
 extern {
     fn enable_interrupts();
@@ -122,6 +125,20 @@ fn configure_push_buttons() {
     port::set_pull(port::PORTE, 31, port::Pull::Up);
 }
 
+fn uart0_try_read() -> Option<u8> {
+    extern {
+        static mut uart0_rx_buf: Ringbuf;
+    }
+
+    unsafe {
+        if uart0_rx_buf.is_empty() {
+            None
+        } else {
+            Some(uart0_rx_buf.read())
+        }
+    }
+}
+
 #[no_mangle]
 pub unsafe extern "C" fn _start() -> ! {
     clock::configure();
@@ -192,6 +209,12 @@ pub unsafe extern "C" fn _start() -> ! {
 
     let mut mx25l = Mx25l::new(gpio::GPIOD, 1 << 0);
 
+    let mut logger = Logger::new(&mut mx25l);
+    logger.init();
+
+    let mut pta12 = button::Button::new(gpio::GPIOA, 1 << 12);
+    let mut is_recording = false;
+
     let mut gps = gps::Gps::new();
 
     let mut gps_has_fix = false;
@@ -205,9 +228,16 @@ pub unsafe extern "C" fn _start() -> ! {
     loop {
         let mut tap = gps::TimeAndPos::new();
         let mut show_time = false;
+        let mut show_distance = false;
         let old_gps_has_fix = gps_has_fix;
 
-        while gps.update(&mut tap) {
+        while gps.update(&mut tap, uart0_try_read) {
+            if is_recording {
+                logger.log(&prev_tap, &tap);
+
+                show_distance = true;
+            }
+
             prev_tap = tap;
 
             show_time = true;
@@ -245,7 +275,17 @@ pub unsafe extern "C" fn _start() -> ! {
             });
         }
 
-        if show_time {
+        if show_distance {
+            let mut distance_m_s = [b' '; 8];
+
+            common::fmt::fmt_u32(&mut distance_m_s,
+                                 logger.total_distance_cm / 100);
+
+            screen.clear();
+            screen.draw_text(&distance_m_s);
+
+            display.draw(&screen);
+        } else if show_time {
             if let Some(tm) = Time::from_unix_time(prev_tap.unix_time) {
                 let mut time_s = [b' '; 8];
                 tm.fmt_time(&mut time_s);
@@ -267,7 +307,17 @@ pub unsafe extern "C" fn _start() -> ! {
             }
         });
 
-        shell.update(&mut mx25l);
+        shell.update(&mut logger);
+
+        if pta12.has_been_held_for_ms(1500) {
+            is_recording = !is_recording;
+
+            if is_recording {
+                logger.start_recording(&prev_tap);
+            } else {
+                logger.stop_recording(&prev_tap);
+            }
+        }
 
         if reset_requested() {
             nvic::system_reset();