From 59f63eaef6d1024163864c9b30f879efc9dfd682 Mon Sep 17 00:00:00 2001
From: Radomir Dopieralski <openstack@sheep.art.pl>
Date: Thu, 23 Aug 2018 23:22:47 +0200
Subject: Handle new buttons

---
 shared-module/_pew/__init__.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'shared-module/_pew/__init__.c')

diff --git a/shared-module/_pew/__init__.c b/shared-module/_pew/__init__.c
index 2e09932f3..e44a4c0e3 100644
--- a/shared-module/_pew/__init__.c
+++ b/shared-module/_pew/__init__.c
@@ -36,6 +36,8 @@
 void pew_tick(void) {
     static uint8_t col = 0;
     static uint8_t turn = 0;
+    static uint8_t pressed = 0;
+    static uint8_t last_pressed = 0;
     digitalio_digitalinout_obj_t *pin;
 
     pew_obj_t* pew = MP_STATE_VM(pew_singleton);
@@ -44,12 +46,18 @@ void pew_tick(void) {
     pin = MP_OBJ_TO_PTR(pew->cols[col]);
     ++col;
     if (col >= pew->cols_size) {
+        pew->pressed |= last_pressed & pressed;
+        last_pressed = pressed;
+        pressed = 0;
         col = 0;
         ++turn;
         if (turn >= 8) {
             turn = 0;
         }
     }
+    if (!common_hal_digitalio_digitalinout_get_value(pew->buttons)) {
+        pressed |= 1 << col;
+    }
     common_hal_digitalio_digitalinout_set_value(pin, true);
     for (size_t x = 0; x < pew->rows_size; ++x) {
         pin = MP_OBJ_TO_PTR(pew->rows[x]);
-- 
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