[keyboard] Clueboard 2x1800 2021 Support (#13220)

* 2x1800 2021

* add support for writing a whole frame at a time

* improvements

* wip

* fix scrolling

* small tweak

* add a buffer that's larger than the display

* add the start of a font

* working upper and lower case letters

* add qmk animation

* integrate the message sign into the qmk task system

* add encoder defaults

* add MAX7219_LED_CUSTOM to config.h

* tweaks

* remove unneeded keymaps

* add a keymap showing how to control the signboard

* cleanup

* cleanup

* add a way to disable the startup test

* make it easier to define options at the keymap level

* Fix define names

Co-authored-by: Greg Cochard <gcochard@users.noreply.github.com>

* Apply suggestions from gcochard

Co-authored-by: Greg Cochard <gcochard@users.noreply.github.com>

* feedback from noroads

* format info.json

Co-authored-by: Greg Cochard <gcochard@users.noreply.github.com>

1 files changed, 154 insertions, 0 deletions

diff --git a/keyboards/clueboard/2x1800/2021/2021.c b/keyboards/clueboard/2x1800/2021/2021.c
new file mode 100644
index 0000000000..40f2a2ed67
--- /dev/null
+++ b/keyboards/clueboard/2x1800/2021/2021.c
@@ -0,0 +1,154 @@
+/* Copyright 2017 Zach White <skullydazed@gmail.com>
+ *
+ * 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 "2021.h"
+#include "max7219.h"
+#include "font.h"
+
+#ifndef DRAWING_TOY_MODE
+static uint16_t led_frame_timer = 0;
+
+void matrix_scan_kb(void) {
+    if (timer_elapsed(led_frame_timer) > 100) {
+        max7219_message_sign_task(true);
+        led_frame_timer = timer_read();
+    }
+}
+#endif
+
+void matrix_init_kb(void) {
+    max7219_init();
+
+#if defined(MAX7219_LED_TEST)
+    while(1) {
+        for (int i=0; i<MAX7219_CONTROLLERS; i++) {
+            max7219_display_test(i, true);
+            wait_ms(500);
+            max7219_display_test(i, false);
+        }
+    }
+#elif defined(MAX7219_LED_ITERATE)
+    while (1) {
+        for (int row=0; row<8; row++) {
+            for(int col=0;col<8*MAX7219_CONTROLLERS;col++) {
+                max7219_set_led(row, col, true);
+                wait_ms(500);
+                max7219_set_led(row, col, false);
+            }
+        }
+    }
+#elif defined(MAX7219_LED_DANCE)
+    while (1) {
+        for (int col=0; col<8; col++) {
+            for (int device_num=0; device_num<MAX7219_CONTROLLERS; device_num++) {
+                if (col % 2 == 0) {
+                    max7219_led_a[col][device_num] = 0b01010101;
+                } else {
+                    max7219_led_a[col][device_num] = 0b10101010;
+                }
+            }
+        }
+        max7219_write_frame();
+        wait_ms(500);
+        for (int col=0; col<8; col++) {
+            for (int device_num=0; device_num<MAX7219_CONTROLLERS; device_num++) {
+                if (col % 2 == 0) {
+                    max7219_led_a[col][device_num] = 0b10101010;
+                } else {
+                    max7219_led_a[col][device_num] = 0b01010101;
+                }
+            }
+        }
+        max7219_write_frame();
+        wait_ms(500);
+    }
+#elif defined(MAX7219_LED_FONTTEST)
+    uint8_t message[MSG_FONTTEST_LEN][6] = MSG_FONTTEST;
+    max7219_message_sign(message, MSG_FONTTEST_LEN);
+#elif defined(MAX7219_LED_CLUEBOARD)
+    uint8_t message[MSG_CLUEBOARD_LEN][6] = MSG_CLUEBOARD;
+    max7219_message_sign(message, MSG_CLUEBOARD_LEN);
+#elif defined(MAX7219_LED_KONAMI)
+    uint8_t message[MSG_KONAMI_LEN][6] = MSG_KONAMI;
+    max7219_message_sign(message, MSG_KONAMI_LEN);
+#elif defined(MAX7219_LED_QMK_POWERED)
+    uint8_t message[MSG_QMK_POWERED_LEN][6] = MSG_QMK_POWERED;
+    max7219_message_sign(message, MSG_QMK_POWERED_LEN);
+#elif defined(DRAWING_TOY_MODE)
+    max7219_set_led(0, 0, true);
+#endif
+}
+
+__attribute__ ((weak))
+bool encoder_update_keymap(int8_t index, bool clockwise) {
+    return false;
+}
+
+#define NUM_COLUMNS 8*MAX7219_CONTROLLERS
+uint8_t led_position[2] = {0,0};  // The location of the cursor in the matrix
+
+bool encoder_update_kb(uint8_t index, bool clockwise) {
+    if (!encoder_update_keymap(index, clockwise)) {
+#if defined(DRAWING_TOY_MODE)
+        // Encoder 1, left
+        if (index == 0 && clockwise) {
+            if (led_position[0] < NUM_COLUMNS-1) {  // turned right
+                led_position[0]++;
+            } else {
+                led_position[0]=0;
+            }
+        } else if (index == 0) {
+            if (led_position[0] > 0) {  // turned left
+                led_position[0]--;
+            } else {
+                led_position[0]=NUM_COLUMNS-1;
+            }
+        }
+
+        // Encoder 2, right
+        else if (index == 1 && clockwise) {
+            if (led_position[1] < 7) {  // turned right
+                led_position[1]++;
+            } else {
+                led_position[1]=0;
+            }
+        } else if (index == 1) {
+            if (led_position[1] > 0) {  // turned left
+                led_position[1]--;
+            } else {
+                led_position[1]=7;
+            }
+        }
+
+        max7219_set_led(led_position[1], led_position[0], true);
+#else
+        // Encoder 1, left
+        if (index == 0 && clockwise) {
+            tap_code(KC_MS_R);  // turned right
+        } else if (index == 0) {
+            tap_code(KC_MS_L);  // turned left
+        }
+
+        // Encoder 2, right
+        else if (index == 1 && clockwise) {
+            tap_code(KC_MS_U);  // turned right
+        } else if (index == 1) {
+            tap_code(KC_MS_D);  // turned left
+        }
+#endif
+    }
+    return true;
+}