From 73d46a2f1163d5f5469c03c8abf946466a1ebd9c Mon Sep 17 00:00:00 2001
From: Gustaf Rydholm <gustaf.rydholm@gmail.com>
Date: Sat, 9 Jul 2022 01:10:53 +0200
Subject: Add custom tap dance

---
 aktersnurra/tap_dance.c | 81 +++++++++++++++++++++++++++++++++++++++++++++++++
 aktersnurra/tap_dance.h | 17 +++++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 aktersnurra/tap_dance.c
 create mode 100644 aktersnurra/tap_dance.h

(limited to 'aktersnurra')

diff --git a/aktersnurra/tap_dance.c b/aktersnurra/tap_dance.c
new file mode 100644
index 0000000..265ef0d
--- /dev/null
+++ b/aktersnurra/tap_dance.c
@@ -0,0 +1,81 @@
+#include "tap_dance.h"
+
+static td_state_t td_state;
+
+int cur_dance(qk_tap_dance_state_t *state) {
+  if (state->count == 1) {
+    if (state->interrupted || !state->pressed) {
+      return SINGLE_TAP;
+    } else {
+      return SINGLE_HOLD;
+    }
+  }
+  if (state->count == 2) {
+    return DOUBLE_SINGLE_TAP;
+  } else {
+    return 3;
+  }
+}
+
+void raise_finished(qk_tap_dance_state_t *state, void *user_data) {
+  td_state = cur_dance(state);
+  switch (td_state) {
+  case SINGLE_TAP:
+    register_code16(KC_BSPC);
+    break;
+  case SINGLE_HOLD:
+    layer_on(_RAISE);
+    break;
+  case DOUBLE_SINGLE_TAP:
+    tap_code16(KC_BSPC);
+    register_code16(KC_BSPC);
+  }
+}
+
+void raise_reset(qk_tap_dance_state_t *state, void *user_data) {
+  switch (td_state) {
+  case SINGLE_TAP:
+    unregister_code16(KC_BSPC);
+    break;
+  case SINGLE_HOLD:
+    layer_off(_RAISE);
+    break;
+  case DOUBLE_SINGLE_TAP:
+    unregister_code16(KC_BSPC);
+  }
+}
+
+void lower_finished(qk_tap_dance_state_t *state, void *user_data) {
+  td_state = cur_dance(state);
+  switch (td_state) {
+  case SINGLE_TAP:
+    register_code16(KC_SPC);
+    break;
+  case SINGLE_HOLD:
+    layer_on(_LOWER);
+    break;
+  case DOUBLE_SINGLE_TAP:
+    tap_code16(KC_SPC);
+    register_code16(KC_SPC);
+  }
+}
+
+void lower_reset(qk_tap_dance_state_t *state, void *user_data) {
+  switch (td_state) {
+  case SINGLE_TAP:
+    unregister_code16(KC_SPC);
+    break;
+  case SINGLE_HOLD:
+    layer_off(_LOWER);
+    break;
+  case DOUBLE_SINGLE_TAP:
+    unregister_code16(KC_SPC);
+  }
+}
+
+qk_tap_dance_action_t tap_dance_actions[] = {
+    [M_ESC] = ACTION_TAP_DANCE_DOUBLE(KC_M, KC_ESC),
+    [TD_RAISE] =
+        ACTION_TAP_DANCE_FN_ADVANCED(NULL, raise_finished, raise_reset),
+    [TD_LOWER] =
+        ACTION_TAP_DANCE_FN_ADVANCED(NULL, lower_finished, lower_reset)};
diff --git a/aktersnurra/tap_dance.h b/aktersnurra/tap_dance.h
new file mode 100644
index 0000000..5c7ec14
--- /dev/null
+++ b/aktersnurra/tap_dance.h
@@ -0,0 +1,17 @@
+#pragma once
+
+#include QMK_KEYBOARD_H
+
+typedef enum { _COLEMAK_DH, _LOWER, _RAISE } layers;
+
+typedef enum { SINGLE_TAP, SINGLE_HOLD, DOUBLE_SINGLE_TAP } td_state_t;
+
+typedef enum { M_ESC, TD_LOWER, TD_RAISE } tap_dances;
+
+int cur_dance(qk_tap_dance_state_t *state);
+
+void raise_finished(qk_tap_dance_state_t *state, void *user_data);
+void raise_reset(qk_tap_dance_state_t *state, void *user_data);
+
+void lower_finished(qk_tap_dance_state_t *state, void *user_data);
+void lower_reset(qk_tap_dance_state_t *state, void *user_data);
-- 
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