-int current_layer = 0;
-bool key_sent = false;
-
-/*
- * Layer0(Default Layer)
- * ,----------------------------------------------------------.
- * |Esc| 1| 2| 3| 4| 5| 6| 7| 8| 9| 0| -| =|Backsp|
- * |----------------------------------------------------------|
- * |Tab | Q| W| E| R| T| Y| U| I| O| P| [| ]| |
- * |----------------------------------------------------' |
- * |Contr| A| S| D| F| G| H| J| K| L| ;| '|Return |
- * |----------------------------------------------------------|
- * |Shift | Z| X| C| V| B| N| M| ,| .| /|Shift |Fn2|
- * |----------------------------------------------------------|
- * |Fn3|Gui |Alt |Space |Fn1 |Lef|Dow|Up |Rig|
- * `----------------------------------------------------------'
- *
- * Layer1(with Fn1)
- * ,----------------------------------------------------------.
- * | `| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Delete|
- * |----------------------------------------------------------|
- * | \ | | | | | | | | | | | | | |
- * |----------------------------------------------------' |
- * |Contr| | | | | |Lef|Dow|Up |Rig| | | \ |
- * |----------------------------------------------------------|
- * |Shift | | | | | |Hom|PgD|PgU|End| |Shift | |
- * |----------------------------------------------------------|
- * | |Gui |Alt | |Fn1 |Lef|Dow|Up |Rig|
- * `----------------------------------------------------------'
- *
- * Layer2(with Fn2)
- * ,----------------------------------------------------------.
- * | `| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Delete|
- * |----------------------------------------------------------|
- * | \ | | | | | | | | | | |Up | | |
- * |----------------------------------------------------' |
- * |Contr|VoD|VoU|Mut|F20| | *| /|Hom|PgU|Lef|Rig| \ |
- * |----------------------------------------------------------|
- * |Shift | | | | | | +| -|End|PgD|Dow|Shift |Fn2|
- * |----------------------------------------------------------|
- * | |Gui |Alt | | |Lef|Dow|Up |Rig|
- * `----------------------------------------------------------'
- *
- * Layer3(with Fn3)
- * ,----------------------------------------------------------.
- * | `| F1| F2| F3| F4| F5| F6| F7| F8| F9|F10|F11|F12|Delete|
- * |----------------------------------------------------------|
- * | \ | | | | | | | | | | | | | |
- * |----------------------------------------------------' |
- * |Contr|Mb1|Mb2|Mb3| | |McL|McD|McU|McR| | | \ |
- * |----------------------------------------------------------|
- * |Shift | | | | | |MwL|MwD|MwU|MwR| |Shift | |
- * |----------------------------------------------------------|
- * | |Gui |Alt |Mb1 |Mb2 |MsL|MsD|MsU|MsR|
- * `----------------------------------------------------------'
- * Mc: Mouse Cursor / Mb: Mouse Button / Mw: Mouse Wheel
- */
-static const uint8_t PROGMEM Keymap[][MATRIX_ROWS][MATRIX_COLS] = {
- // 0: default
- {
- { KB_LALT, KB_NO, KB_BSPACE, KB_NO, KB_LEFT, KB_NO, KB_ENTER, KB_SPACE },
- { KB_1, KB_ESCAPE, KB_TAB, KB_Q, KB_A, KB_LCTRL, KB_Z, KB_RIGHT },
- { KB_2, FN_1, KB_LGUI, KB_W, KB_S, KB_NO, KB_X, KB_UP },
- { KB_3, KB_NO, KB_RSHIFT, KB_E, KB_D, FN_2, KB_C, KB_DOWN },
- { KB_4, KB_5, KB_T, KB_R, KB_F, KB_G, KB_V, KB_B },
- { KB_7, KB_6, KB_Y, KB_U, KB_J, KB_H, KB_M, KB_N },
- { KB_8, KB_EQUAL, KB_RBRACKET,KB_I, KB_K, KB_NO, KB_COMMA, KB_LSHIFT },
- { KB_9, KB_NO, KB_NO, KB_O, KB_L, FN_3, KB_DOT, KB_NO },
- { KB_0, KB_MINUS, KB_LBRACKET,KB_P, KB_SCOLON, KB_QUOTE, KB_NO, KB_SLASH }
- },
- // 1: FN_1(RIGHT ALT)
- {
- { KB_LALT, KB_NO, KB_DELETE, KB_NO, KB_NO, KB_NO, KB_BSLASH,KB_NO },
- { KB_F1, KB_GRAVE, KB_BSLASH, KB_NO, KB_NO, KB_LCTRL, KB_NO, KB_NO },
- { KB_F2, KB_NO, KB_LGUI, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO },
- { KB_F3, KB_NO, KB_RSHIFT, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO },
- { KB_F4, KB_F5, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO },
- { KB_F7, KB_F6, KB_NO, KB_NO, KB_DOWN, KB_LEFT, KB_PGDOWN,KB_HOME },
- { KB_F8, KB_F12, KB_NO, KB_NO, KB_UP, KB_NO, KB_PGUP, KB_LSHIFT },
- { KB_F9, KB_NO, KB_NO, KB_NO, KB_RIGHT, KB_NO, KB_END, KB_NO },
- { KB_F10, KB_F11, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }
- },
- // 2: FN_2(HHKB Fn)
- {
- { KB_LALT, KB_NO, KB_DELETE, KB_NO, KB_NO, KB_NO, KB_BSLASH,KB_NO },
- { KB_F1, KB_GRAVE, KB_BSLASH, KB_NO, KB_VOLDOWN,KB_LCTRL, KB_NO, KB_NO },
- { KB_F2, KB_NO, KB_LGUI, KB_NO, KB_VOLUP, KB_NO, KB_NO, KB_NO },
- { KB_F3, KB_NO, KB_RSHIFT, KB_NO, KB_MUTE, KB_NO, KB_NO, KB_NO },
- { KB_F4, KB_F5, KB_NO, KB_NO, KB_F20, KB_NO, KB_NO, KB_NO },
- { KB_F7, KB_F6, KB_NO, KB_NO, KP_SLASH, KP_ASTERISK,KP_MINUS, KP_PLUS },
- { KB_F8, KB_F12, KB_NO, KB_NO, KB_HOME, KB_NO, KB_END, KB_LSHIFT },
- { KB_F9, KB_NO, KB_NO, KB_NO, KB_PGUP, KB_NO, KB_PGDOWN,KB_NO },
- { KB_F10, KB_F11, KB_UP, KB_NO, KB_LEFT, KB_RIGHT, KB_NO, KB_DOWN }
- },
- // 3: FN_3(LEFT Bottom)
- {
- { KB_LALT, KB_NO, KB_DELETE, KB_NO, MS_LEFT, KB_NO, KB_BSLASH, MS_BTN1 },
- { KB_F1, KB_GRAVE, KB_BSLASH, KB_NO, MS_BTN1, KB_LCTRL, KB_NO, MS_RIGHT },
- { KB_F2, MS_BTN2, KB_LGUI, KB_NO, MS_BTN2, KB_NO, KB_NO, MS_UP },
- { KB_F3, KB_NO, KB_RSHIFT, KB_NO, MS_BTN3, KB_NO, KB_NO, MS_DOWN },
- { KB_F4, KB_F5, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO },
- { KB_F7, KB_F6, KB_NO, KB_NO, MS_DOWN, MS_LEFT, MS_WH_UP, MS_WH_LEFT },
- { KB_F8, KB_F12, MS_BTN5, KB_NO, MS_UP, KB_NO, MS_WH_DOWN, KB_LSHIFT },
- { KB_F9, KB_NO, KB_NO, KB_NO, MS_RIGHT, KB_NO, MS_WH_RIGHT,KB_NO },
- { KB_F10, KB_F11, MS_BTN4, KB_NO, KB_NO, KB_NO, KB_NO, KB_NO }
- },
+
+// Convert physical keyboard layout to matrix array.
+// This is a macro to define keymap easily in keyboard layout form.
+#define KEYMAP( \
+ R1C1, R1C0, R2C0, R3C0, R4C0, R4C1, R5C1, R5C0, R6C0, R7C0, R8C0, R8C1, R6C1, R0C2, \
+ R1C2, R1C3, R2C3, R3C3, R4C3, R4C2, R5C2, R5C3, R6C3, R7C3, R8C3, R8C2, R6C2, \
+ R1C5, R1C4, R2C4, R3C4, R4C4, R4C5, R5C5, R5C4, R6C4, R7C4, R8C4, R8C5, R0C6, \
+ R6C7, R1C6, R2C6, R3C6, R4C6, R4C7, R5C7, R5C6, R6C6, R7C6, R8C7, R3C2, R3C5, \
+ R7C5, R2C2, R0C0, R0C7, R2C1, R0C4, R3C7, R2C7, R1C7 \
+) { \
+ { R0C0, KB_NO, R0C2, KB_NO, R0C4, KB_NO, R0C6, R0C7 }, \
+ { R1C0, R1C1, R1C2, R1C3, R1C4, R1C5, R1C6, R1C7 }, \
+ { R2C0, R2C1, R2C2, R2C3, R2C4, KB_NO, R2C6, R2C7 }, \
+ { R3C0, KB_NO, R3C2, R3C3, R3C4, R3C5, R3C6, R3C7 }, \
+ { R4C0, R4C1, R4C2, R4C3, R4C4, R4C5, R4C6, R4C7 }, \
+ { R5C0, R5C1, R5C2, R5C3, R5C4, R5C5, R5C6, R5C7 }, \
+ { R6C0, R6C1, R6C2, R6C3, R6C4, KB_NO, R6C6, R6C7 }, \
+ { R7C0, KB_NO, KB_NO, R7C3, R7C4, R7C5, R7C6, KB_NO }, \
+ { R8C0, R8C1, R8C2, R8C3, R8C4, R8C5, KB_NO, R8C7 } \
+}
+
+#define KEYCODE(layer, row, col) (pgm_read_byte(&keymaps[(layer)][(row)][(col)]))
+
+
+// Assign Fn key(0-7) to a layer to which switch with the Fn key pressed.
+static const uint8_t PROGMEM fn_layer[] = {
+ 0, // Fn0
+ 1, // Fn1
+ 2, // Fn2
+ 3, // Fn3
+ 4, // Fn4
+ 0, // Fn5
+ 2, // Fn6
+ 3 // Fn7