Add Croatian keymap (#8525)

* Add Croatian keymap

* Fix comment on HR_DIAE

2 files changed, 263 insertions, 0 deletions

diff --git a/quantum/keymap_extras/keymap_croatian.h b/quantum/keymap_extras/keymap_croatian.h
new file mode 100644
index 0000000000..4af5dc5875
--- /dev/null
+++ b/quantum/keymap_extras/keymap_croatian.h
@@ -0,0 +1,163 @@
+/* Copyright 2020
+ *
+ * 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/>.
+ */
+
+#pragma once
+
+#include "keymap.h"
+
+// clang-format off
+
+/*
+ * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┐
+ * │ ¸ │ 1 │ 2 │ 3 │ 4 │ 5 │ 6 │ 7 │ 8 │ 9 │ 0 │ ' │ + │       │
+ * ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┤
+ * │     │ Q │ W │ E │ R │ T │ Z │ U │ I │ O │ P │ Š │ Đ │     │
+ * ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┐    │
+ * │      │ A │ S │ D │ F │ G │ H │ J │ K │ L │ Č │ Ć │ Ž │    │
+ * ├────┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┴────┤
+ * │    │ < │ Y │ X │ C │ V │ B │ N │ M │ , │ . │ - │          │
+ * ├────┼───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬────┬────┤
+ * │    │    │    │                        │    │    │    │    │
+ * └────┴────┴────┴────────────────────────┴────┴────┴────┴────┘
+ */
+// Row 1
+#define HR_CEDL KC_GRV  // ¸ (dead)
+#define HR_1    KC_1    // 1
+#define HR_2    KC_2    // 2
+#define HR_3    KC_3    // 3
+#define HR_4    KC_4    // 4
+#define HR_5    KC_5    // 5
+#define HR_6    KC_6    // 6
+#define HR_7    KC_7    // 7
+#define HR_8    KC_8    // 8
+#define HR_9    KC_9    // 9
+#define HR_0    KC_0    // 0
+#define HR_QUOT KC_MINS // '
+#define HR_PLUS KC_EQL  // +
+// Row 2
+#define HR_Q    KC_Q    // Q
+#define HR_W    KC_W    // W
+#define HR_E    KC_E    // E
+#define HR_R    KC_R    // R
+#define HR_T    KC_T    // T
+#define HR_Z    KC_Y    // Z
+#define HR_U    KC_U    // U
+#define HR_I    KC_I    // I
+#define HR_O    KC_O    // O
+#define HR_P    KC_P    // P
+#define HR_SCAR KC_LBRC // Š
+#define HR_DSTR KC_RBRC // Đ
+// Row 3
+#define HR_A    KC_A    // A
+#define HR_S    KC_S    // S
+#define HR_D    KC_D    // D
+#define HR_F    KC_F    // F
+#define HR_G    KC_G    // G
+#define HR_H    KC_H    // H
+#define HR_J    KC_J    // J
+#define HR_K    KC_K    // K
+#define HR_L    KC_L    // L
+#define HR_CCAR KC_SCLN // Č
+#define HR_CACU KC_QUOT // Ć
+#define HR_ZCAR KC_NUHS // Ž
+// Row 4
+#define HR_LABK KC_NUBS // <
+#define HR_Y    KC_Z    // Y
+#define HR_X    KC_X    // X
+#define HR_C    KC_C    // C
+#define HR_V    KC_V    // V
+#define HR_B    KC_B    // B
+#define HR_N    KC_N    // N
+#define HR_M    KC_M    // M
+#define HR_COMM KC_COMM // ,
+#define HR_DOT  KC_DOT  // .
+#define HR_MINS KC_SLSH // -
+
+/* Shifted symbols
+ * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┐
+ * │ ¨ │ ! │ " │ # │ $ │ % │ & │ / │ ( │ ) │ = │ ? │ * │       │
+ * ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┤
+ * │     │   │   │   │   │   │   │   │   │   │   │   │   │     │
+ * ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┐    │
+ * │      │   │   │   │   │   │   │   │   │   │   │   │   │    │
+ * ├────┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┴────┤
+ * │    │ > │   │   │   │   │   │   │   │ ; │ : │ _ │          │
+ * ├────┼───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬────┬────┤
+ * │    │    │    │                        │    │    │    │    │
+ * └────┴────┴────┴────────────────────────┴────┴────┴────┴────┘
+ */
+// Row 1
+#define HR_DIAE S(HR_CEDL) // ¨ (dead)
+#define HR_EXLM S(HR_1)    // !
+#define HR_DQUO S(HR_2)    // "
+#define HR_HASH S(HR_3)    // #
+#define HR_DLR  S(HR_4)    // $
+#define HR_PERC S(HR_5)    // %
+#define HR_AMPR S(HR_6)    // &
+#define HR_SLSH S(HR_7)    // /
+#define HR_LPRN S(HR_8)    // (
+#define HR_RPRN S(HR_9)    // )
+#define HR_EQL  S(HR_0)    // =
+#define HR_QUES S(HR_QUOT) // ?
+#define HR_ASTR S(HR_PLUS) // *
+// Row 4
+#define HR_RABK S(HR_LABK) // >
+#define HR_SCLN S(HR_COMM) // ;
+#define HR_COLN S(HR_DOT)  // :
+#define HR_UNDS S(HR_MINS) // _
+
+/* AltGr symbols
+ * ┌───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───┬───────┐
+ * │   │ ~ │ ˇ │ ^ │ ˘ │ ° │ ˛ │ ` │ ˙ │ ´ │ ˝ │   │   │       │
+ * ├───┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─────┤
+ * │     │ \ │ | │ € │   │   │   │   │   │   │   │ ÷ │ × │     │
+ * ├─────┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┬──┴┐    │
+ * │      │   │   │   │ [ │ ] │   │   │ ł │ Ł │   │ ß │ ¤ │    │
+ * ├────┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴─┬─┴───┴────┤
+ * │    │   │   │   │   │ @ │ { │ } │ § │   │   │   │          │
+ * ├────┼───┴┬──┴─┬─┴───┴───┴───┴───┴───┴──┬┴───┼───┴┬────┬────┤
+ * │    │    │    │                        │    │    │    │    │
+ * └────┴────┴────┴────────────────────────┴────┴────┴────┴────┘
+ */
+// Row 1
+#define HR_TILD ALGR(HR_1)    // ~
+#define HR_CARN ALGR(HR_2)    // ˇ (dead)
+#define HR_CIRC ALGR(HR_3)    // ^ (dead)
+#define HR_BREV ALGR(HR_4)    // ˘ (dead)
+#define HR_RNGA ALGR(HR_5)    // ° (dead)
+#define HR_OGON ALGR(HR_6)    // ˛ (dead)
+#define HR_GRV  ALGR(HR_7)    // `
+#define HR_DOTA ALGR(HR_8)    // ˙ (dead)
+#define HR_ACUT ALGR(HR_9)    // ´ (dead)
+#define HR_DACU ALGR(HR_0)    // ˝ (dead)
+// Row 2
+#define HR_BSLS ALGR(HR_Q)    // (backslash)
+#define HR_PIPE ALGR(HR_W)    // |
+#define HR_EURO ALGR(HR_E)    // €
+#define HR_DIV  ALGR(HR_SCAR) // ÷
+#define HR_MUL  ALGR(HR_DSTR) // ×
+// Row 3
+#define HR_LBRC ALGR(HR_F)    // [
+#define HR_RBRC ALGR(HR_G)    // ]
+#define HR_LLST ALGR(HR_K)    // ł
+#define HR_CLST ALGR(HR_L)    // Ł
+#define HR_SS   ALGR(HR_CACU) // ß
+#define HR_CURR ALGR(HR_ZCAR) // ¤
+// Row 4
+#define HR_AT   ALGR(HR_V)    // @
+#define HR_LCBR ALGR(HR_B)    // {
+#define HR_RCBR ALGR(HR_N)    // }
+#define HR_SECT ALGR(HR_M)    // §
diff --git a/quantum/keymap_extras/sendstring_croatian.h b/quantum/keymap_extras/sendstring_croatian.h
new file mode 100644
index 0000000000..67f75992ae
--- /dev/null
+++ b/quantum/keymap_extras/sendstring_croatian.h
@@ -0,0 +1,100 @@
+/* Copyright 2020
+ *
+ * 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/>.
+ */
+
+// Sendstring lookup tables for Croatian layouts
+
+#pragma once
+
+#include "keymap_croatian.h"
+#include "quantum.h"
+
+// clang-format off
+
+const uint8_t ascii_to_shift_lut[16] PROGMEM = {
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+
+    KCLUT_ENTRY(0, 1, 1, 1, 1, 1, 1, 0),
+    KCLUT_ENTRY(1, 1, 1, 0, 0, 0, 0, 1),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 1, 1, 0, 1, 1, 1),
+    KCLUT_ENTRY(0, 1, 1, 1, 1, 1, 1, 1),
+    KCLUT_ENTRY(1, 1, 1, 1, 1, 1, 1, 1),
+    KCLUT_ENTRY(1, 1, 1, 1, 1, 1, 1, 1),
+    KCLUT_ENTRY(1, 1, 1, 0, 0, 0, 0, 1),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0)
+};
+
+const uint8_t ascii_to_altgr_lut[16] PROGMEM = {
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(1, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 1, 1, 1, 1, 0),
+    KCLUT_ENTRY(1, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0),
+    KCLUT_ENTRY(0, 0, 0, 1, 1, 1, 1, 0)
+};
+
+const uint8_t ascii_to_keycode_lut[128] PROGMEM = {
+    // NUL   SOH      STX      ETX      EOT      ENQ      ACK      BEL
+    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+    // BS    TAB      LF       VT       FF       CR       SO       SI
+    KC_BSPC, KC_TAB,  KC_ENT,  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+    // DLE   DC1      DC2      DC3      DC4      NAK      SYN      ETB
+    XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+    // CAN   EM       SUB      ESC      FS       GS       RS       US
+    XXXXXXX, XXXXXXX, XXXXXXX, KC_ESC,  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+
+    //       !        "        #        $        %        &        '
+    KC_SPC,  HR_1,    HR_2,    HR_3,    HR_4,    HR_5,    HR_6,    HR_QUOT,
+    // (     )        *        +        ,        -        .        /
+    HR_8,    HR_9,    HR_PLUS, HR_PLUS, HR_COMM, HR_MINS, HR_DOT,  HR_7,
+    // 0     1        2        3        4        5        6        7
+    HR_0,    HR_1,    HR_2,    HR_3,    HR_4,    HR_5,    HR_6,    HR_7,
+    // 8     9        :        ;        <        =        >        ?
+    HR_8,    HR_9,    HR_DOT,  HR_COMM, HR_LABK, HR_0,    HR_LABK, HR_QUOT,
+    // @     A        B        C        D        E        F        G
+    HR_V,    HR_A,    HR_B,    HR_C,    HR_D,    HR_E,    HR_F,    HR_G,
+    // H     I        J        K        L        M        N        O
+    HR_H,    HR_I,    HR_J,    HR_K,    HR_L,    HR_M,    HR_N,    HR_O,
+    // P     Q        R        S        T        U        V        W
+    HR_P,    HR_Q,    HR_R,    HR_S,    HR_T,    HR_U,    HR_V,    HR_W,
+    // X     Y        Z        [        \        ]        ^        _
+    HR_X,    HR_Y,    HR_Z,    HR_F,    HR_Q,    HR_G,    HR_3,    HR_MINS,
+    // `     a        b        c        d        e        f        g
+    HR_7,    HR_A,    HR_B,    HR_C,    HR_D,    HR_E,    HR_F,    HR_G,
+    // h     i        j        k        l        m        n        o
+    HR_H,    HR_I,    HR_J,    HR_K,    HR_L,    HR_M,    HR_N,    HR_O,
+    // p     q        r        s        t        u        v        w
+    HR_P,    HR_Q,    HR_R,    HR_S,    HR_T,    HR_U,    HR_V,    HR_W,
+    // x     y        z        {        |        }        ~        DEL
+    HR_X,    HR_Y,    HR_Z,    HR_B,    HR_W,    HR_N,    HR_1,    KC_DEL
+};