1 files changed, 112 insertions, 0 deletions
diff --git a/keyboards/helix/rev3_4rows/keymaps/default/oled_display.c b/keyboards/helix/rev3_4rows/keymaps/default/oled_display.c
new file mode 100644
index 0000000000..fb1a6f9f87
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/default/oled_display.c
@@ -0,0 +1,112 @@
+/* Copyright 2020 yushakobo
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST
+};
+
+#ifdef OLED_ENABLE
+
+void render_status(void) {
+
+  // Render to mode icon
+  static const char os_logo[][2][3] PROGMEM  ={{{0x95,0x96,0},{0xb5,0xb6,0}},{{0x97,0x98,0},{0xb7,0xb8,0}}};
+  if (is_mac_mode()) {
+    oled_write_P(os_logo[0][0], false);
+    oled_write_P(PSTR("\n"), false);
+    oled_write_P(os_logo[0][1], false);
+  }else{
+    oled_write_P(os_logo[1][0], false);
+    oled_write_P(PSTR("\n"), false);
+    oled_write_P(os_logo[1][1], false);
+  }
+
+  oled_write_P(PSTR(" "), false);
+
+  // Host Keyboard Layer Status
+  oled_write_P(PSTR("Layer: "), false);
+
+  switch (get_highest_layer(layer_state)) {
+      case _QWERTY:
+          oled_write_P(PSTR("Default\n"), false);
+          break;
+      case _RAISE:
+          oled_write_P(PSTR("Raise\n"), false);
+          break;
+      case _LOWER:
+          oled_write_P(PSTR("Lower\n"), false);
+          break;
+      case _ADJUST:
+          oled_write_P(PSTR("Adjust\n"), false);
+          break;
+      default:
+          // Or use the write_ln shortcut over adding '\n' to the end of your string
+          oled_write_ln_P(PSTR("Undefined"), false);
+  }
+
+  oled_write_P(PSTR("\n"), false);
+
+  // Host Keyboard LED Status
+  led_t led_state = host_keyboard_led_state();
+  oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
+  oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
+  oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
+}
+
+
+static void render_logo(void) {
+    static const char PROGMEM qmk_logo[] = {
+        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, 0x90, 0x91, 0x92, 0x93, 0x94,
+        0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF, 0xB0, 0xB1, 0xB2, 0xB3, 0xB4,
+        0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0x00
+    };
+
+    oled_write_P(qmk_logo, false);
+}
+
+static void render_rgbled_status(bool full) {
+#ifdef RGBLIGHT_ENABLE
+  char buf[30];
+  if (RGBLIGHT_MODES > 1 && rgblight_is_enabled()) {
+      if (full) {
+          snprintf(buf, sizeof(buf), " LED %2d: %d,%d,%d ",
+                   rgblight_get_mode(),
+                   rgblight_get_hue()/RGBLIGHT_HUE_STEP,
+                   rgblight_get_sat()/RGBLIGHT_SAT_STEP,
+                   rgblight_get_val()/RGBLIGHT_VAL_STEP);
+      } else {
+          snprintf(buf, sizeof(buf), "[%2d] ", rgblight_get_mode());
+      }
+      oled_write(buf, false);
+  }
+#endif
+}
+
+void oled_task_user(void) {
+  if(is_keyboard_master()){
+    render_status();
+  }else{
+    render_logo();
+    render_rgbled_status(true);
+  }
+}
+#endif