From af4c25c4753b2d212dd46090f8fc6e322b1d7537 Mon Sep 17 00:00:00 2001
From: Austin Erlandson <austin.erlandson@metova.com>
Date: Mon, 12 Sep 2016 15:20:51 -0500
Subject: [PATCH] My Atreus Layout

---
 keyboards/atreus/keymaps/erlandsona/keymap.c | 61 ++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 keyboards/atreus/keymaps/erlandsona/keymap.c

diff --git a/keyboards/atreus/keymaps/erlandsona/keymap.c b/keyboards/atreus/keymaps/erlandsona/keymap.c
new file mode 100644
index 0000000000..f1555fb1df
--- /dev/null
+++ b/keyboards/atreus/keymaps/erlandsona/keymap.c
@@ -0,0 +1,61 @@
+// this is the style you want to emulate.
+// This is the canonical layout file for the Quantum project. If you want to add another keyboard,
+
+#include "atreus.h"
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+#define BASE 0
+#define NUMS 1
+#define MOUS 2
+
+// Some quick aliases, just to make it look pretty
+#define _______ KC_TRNS
+#define XXXXXXX KC_NO
+
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[BASE] = KEYMAP( /* Qwerty */
+  KC_Q   , KC_W   , KC_E   , KC_R   ,  KC_T   ,                   KC_Y  ,  KC_U   , KC_I   , KC_O   , KC_P    ,
+  KC_A   , KC_S   , KC_D   , KC_F   ,  KC_G   ,                   KC_H  ,  KC_J   , KC_K   , KC_L   , KC_SCLN ,
+  KC_Z   , KC_X   , KC_C   , KC_V   ,  KC_B   ,                   KC_N  ,  KC_M   , KC_COMM, KC_DOT , KC_RSFT ,
+  KC_LCTL, KC_LALT, KC_LSFT, KC_LGUI,  KC_BSPC, KC_ESC  , KC_ENT, KC_SPC,  F(NUMS), KC_QUOT, KC_SLSH, KC_RALT),
+
+[NUMS] = KEYMAP( /* Numbers / Arrows / Symbols */
+  KC_GRV , KC_5   , KC_6   ,  KC_7   , KC_8   ,                   KC_9   , KC_0   , KC_MINS, KC_EQL , KC_LBRC,
+  KC_TAB , KC_1   , KC_2   ,  KC_3   , KC_4   ,                   KC_LEFT, KC_DOWN, KC_UP  , KC_RGHT, KC_RBRC,
+  KC_DOT , XXXXXXX, XXXXXXX,  XXXXXXX, XXXXXXX,                   KC_HOME, KC_PGDN, KC_PGUP, KC_END , _______,
+  _______, _______, _______,  _______, KC_DEL , F(MOUS), _______, _______, _______, XXXXXXX, KC_BSLS, _______),
+
+[MOUS] = KEYMAP( /* Mouse and Media Keys */
+  KC_SLCK, KC_PAUSE, KC_F11 , KC_F10 , KC_F9  ,                    KC_F8  , KC_F7  , KC_F6  , KC_F5  , KC_F4,
+  KC_VOLD, KC_ACL0 , KC_ACL1, KC_ACL2, KC_VOLU,                    KC_MS_L, KC_MS_D, KC_MS_U, KC_MS_R, KC_F3,
+  KC_MUTE, KC_MPRV , KC_MPLY, KC_MNXT, KC_MUTE,                    KC_WH_L, KC_WH_U, KC_WH_D, KC_WH_R, KC_F2,
+  _______, _______ , _______, _______, _______, _______ , KC_SLEP, KC_BTN1, F(BASE), RESET  , KC_F12 , KC_F1)
+};
+
+
+// I prefer this layer switching strategy to the TG and MO functions.
+// so that I can get out of mouse mode just by tapping/holding my base layer FN key.
+const uint16_t PROGMEM fn_actions[] = {
+  [BASE] = ACTION_LAYER_OFF(2, 1),  // switch back to layer 0
+  [NUMS] = ACTION_LAYER_MOMENTARY(1),  // to Fn overlay
+  [MOUS] = ACTION_LAYER_ON(2, 1)  // switch to layer 2
+};
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
+{
+  // MACRODOWN only works in this function
+      switch(id) {
+        case 0:
+          if (record->event.pressed) {
+            register_code(KC_RSFT);
+          } else {
+            unregister_code(KC_RSFT);
+          }
+        break;
+      }
+    return MACRO_NONE;
+};