forked from forks/qmk_firmware
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
// Copyright 2022 Arturo Avila (@ADPenrose)
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include QMK_KEYBOARD_H
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#include "animation_frames.h"
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#ifdef OLED_ENABLE
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#define IDLE_FRAME_DURATION 200 // Idle animation iteration rate in ms
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oled_rotation_t oled_init_user(oled_rotation_t rotation) { return OLED_ROTATION_270; }
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uint32_t anim_timer = 0;
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uint32_t anim_sleep = 0;
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uint8_t current_idle_frame = 0;
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bool tap_anim = false;
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bool tap_anim_toggle = false;
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// Decompress and write a precompressed bitmap frame to the OLED.
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// Documentation and python compression script available at:
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// https://github.com/nullbitsco/squeez-o
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#ifdef USE_OLED_BITMAP_COMPRESSION
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static void oled_write_compressed_P(const char* input_block_map, const char* input_block_list) {
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uint16_t block_index = 0;
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for (uint16_t i=0; i<NUM_OLED_BYTES; i++) {
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uint8_t bit = i%8;
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uint8_t map_index = i/8;
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uint8_t _block_map = (uint8_t)pgm_read_byte_near(input_block_map + map_index);
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uint8_t nonzero_byte = (_block_map & (1 << bit));
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if (nonzero_byte) {
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const char data = (const char)pgm_read_byte_near(input_block_list + block_index++);
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oled_write_raw_byte(data, i);
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} else {
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const char data = (const char)0x00;
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oled_write_raw_byte(data, i);
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}
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}
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}
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#endif
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static void render_anim(void) {
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// Idle animation
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void animation_phase(void) {
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if (!tap_anim) {
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current_idle_frame = (current_idle_frame + 1) % NUM_IDLE_FRAMES;
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uint8_t idx = abs((NUM_IDLE_FRAMES - 1) - current_idle_frame);
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#ifdef USE_OLED_BITMAP_COMPRESSION
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oled_write_compressed_P(idle_block_map[idx], idle_frames[idx]);
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#else
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oled_write_raw_P(idle_frames[idx], NUM_OLED_BYTES);
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#endif
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}
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}
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// Idle behaviour
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if (get_current_wpm() != 000) { // prevent sleep
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oled_on();
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if (timer_elapsed32(anim_timer) > IDLE_FRAME_DURATION) {
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anim_timer = timer_read32();
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animation_phase();
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}
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anim_sleep = timer_read32();
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} else { // Turn off screen when timer threshold elapsed or reset time since last input
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if (timer_elapsed32(anim_sleep) > OLED_TIMEOUT) {
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oled_off();
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} else {
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if (timer_elapsed32(anim_timer) > IDLE_FRAME_DURATION) {
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anim_timer = timer_read32();
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animation_phase();
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}
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}
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}
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}
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#endif
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// Animate tap
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bool process_record_user(uint16_t keycode, keyrecord_t *record) {
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#ifdef OLED_ENABLE
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// Check if non-mod
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if ((keycode >= KC_TAB && keycode <= KC_SLASH) || // Tab - Slash (Symbols, Punctuation, Space)
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(keycode >= KC_KP_SLASH && keycode <= KC_KP_COMMA) || // Keypad slash - Keypad Dot
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(keycode >= KC_F1 && keycode <= KC_F12)) { // F1 - F12
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if (record->event.pressed) {
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// Display tap frames
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tap_anim_toggle = !tap_anim_toggle;
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#ifdef USE_OLED_BITMAP_COMPRESSION
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oled_write_compressed_P(tap_block_map[tap_anim_toggle], tap_frames[tap_anim_toggle]);
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#else
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oled_write_raw_P(tap_frames[tap_anim_toggle], NUM_OLED_BYTES);
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#endif
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}
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}
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#endif
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return true;
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}
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