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-rw-r--r--keyboards/lily58/keymaps/druotoni/draw_helper.c768
1 files changed, 768 insertions, 0 deletions
diff --git a/keyboards/lily58/keymaps/druotoni/draw_helper.c b/keyboards/lily58/keymaps/druotoni/draw_helper.c
new file mode 100644
index 0000000000..c6761d725f
--- /dev/null
+++ b/keyboards/lily58/keymaps/druotoni/draw_helper.c
@@ -0,0 +1,768 @@
+// Copyright 2021 Nicolas Druoton (druotoni)
+// Copyright 2021 ugfx
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include QMK_KEYBOARD_H
+
+#include "draw_helper.h"
+#include "fast_random.h"
+
+void drawline(uint8_t x, uint8_t y, uint8_t width, bool bHorizontal, bool bPositiveDirection, bool color) {
+ if (width <= 0) return;
+ uint8_t yPlus = 0;
+ uint8_t yMois = 0;
+ uint8_t nbtour = 0;
+
+ if (!bPositiveDirection) {
+ if (bHorizontal) {
+ x -= width;
+ } else {
+ y -= width;
+ }
+ }
+
+ yMois = (width / 2) - 1 + (width % 2);
+
+ yPlus = (width / 2);
+ nbtour = (width / 4) + 1;
+
+ bool bWhite = color;
+
+ if (bHorizontal) {
+ for (uint8_t i = 0; i < nbtour; i++) {
+ oled_write_pixel(x + yPlus + i, y, bWhite);
+ oled_write_pixel(x + yMois - i, y, bWhite);
+
+ oled_write_pixel(x + i, y, bWhite);
+ oled_write_pixel(x + width - 1 - i, y, bWhite);
+ }
+ } else {
+ for (uint8_t i = 0; i < nbtour; i++) {
+ oled_write_pixel(x, y + yPlus + i, bWhite);
+ oled_write_pixel(x, y + yMois - i, bWhite);
+
+ oled_write_pixel(x, y + i, bWhite);
+
+ oled_write_pixel(x, y + width - 1 - i, bWhite);
+ }
+ }
+}
+
+void drawline_vb(uint8_t x, uint8_t y, uint8_t width, bool color) { drawline(x, y, width, false, true, color); }
+
+void drawline_vt(uint8_t x, uint8_t y, uint8_t width, bool color) { drawline(x, y, width, false, false, color); }
+
+void drawline_hr(uint8_t x, uint8_t y, uint8_t width, bool color) { drawline(x, y, width, true, true, color); }
+
+void drawline_hl(uint8_t x, uint8_t y, uint8_t width, bool color) { drawline(x, y, width, true, false, color); }
+
+void draw_rectangle(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, bool color) {
+ drawline_hr(x, y, width, color);
+ drawline_hr(x, y + heigth - 1, width, color);
+ drawline_vb(x, y, heigth, color);
+ drawline_vb(x + width - 1, y, heigth, color);
+}
+
+void draw_rectangle_fill(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, bool color) {
+ for (uint8_t i = 0; i < heigth; i++) {
+ drawline_hr(x, y + i, width, color);
+ }
+}
+
+void drawline_hr_heigth(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, bool color) {
+ for (int i = 0; i < heigth; i++) {
+ drawline_hr(x, y - i, width, color);
+ drawline_hr(x, y + i, width, color);
+ }
+}
+
+void drawline_point_hr(short x, short y, short x1, bool color) {
+ if (y < 0 || y > 127) return;
+
+ if (x1 < x) {
+ short iTemp = x;
+ x = x1;
+ x1 = iTemp;
+ }
+
+ if (x1 > 31) x1 = 31;
+ if (x < 0) x = 0;
+ if (x > 31) x = 31;
+
+ drawline(x, y, x1 - x, true, true, color);
+}
+
+void flip_flap_x(short px, short py, uint8_t val, bool color) {
+ oled_write_pixel(px + val, py, color);
+ oled_write_pixel(px - val, py, color);
+}
+
+void draw_circle(uint8_t x, uint8_t y, uint8_t radius, bool color) {
+ short a, b, P;
+
+ // Calculate intermediates
+ a = 1;
+ b = radius;
+ P = 4 - radius;
+
+ short py, px;
+
+ // Away we go using Bresenham's circle algorithm
+ // Optimized to prevent double drawing
+ px = x;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ px = x;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+
+ flip_flap_x(x, y, b, color);
+
+ do {
+ flip_flap_x(x, y + b, a, color);
+ flip_flap_x(x, y - b, a, color);
+ flip_flap_x(x, y + a, b, color);
+ flip_flap_x(x, y - a, b, color);
+
+ if (P < 0)
+ P += 3 + 2 * a++;
+ else
+ P += 5 + 2 * (a++ - b--);
+ } while (a < b);
+
+ flip_flap_x(x, y + b, a, color);
+ flip_flap_x(x, y - b, a, color);
+}
+
+void draw_ellipse(uint8_t x, uint8_t y, uint8_t a, uint8_t b, bool color) {
+ int dx, dy;
+ int a2, b2;
+ int err, e2;
+
+ // short py, px;
+ // Calculate intermediates
+ dx = 0;
+ dy = b;
+ a2 = a * a;
+ b2 = b * b;
+ err = b2 - (2 * b - 1) * a2;
+
+ // Away we go using Bresenham's ellipse algorithm
+ do {
+ flip_flap_x(x, y + dy, dx, color);
+ flip_flap_x(x, y - dy, dx, color);
+
+ e2 = 2 * err;
+ if (e2 < (2 * dx + 1) * b2) {
+ dx++;
+ err += (2 * dx + 1) * b2;
+ }
+ if (e2 > -(2 * dy - 1) * a2) {
+ dy--;
+ err -= (2 * dy - 1) * a2;
+ }
+ } while (dy >= 0);
+}
+
+void draw_ellipse_fill(uint8_t x, uint8_t y, uint8_t a, uint8_t b, bool color) { return; }
+// void draw_ellipse_fill(uint8_t x, uint8_t y, uint8_t a, uint8_t b, uint8_t color) {
+// int dx, dy;
+// int a2, b2;
+// int err, e2;
+
+// // Calculate intermediates
+// dx = 0;
+// dy = b;
+// a2 = a * a;
+// b2 = b * b;
+// err = b2 - (2 * b - 1) * a2;
+
+// short py, px, px1;
+
+// // Away we go using Bresenham's ellipse algorithm
+// // This is optimized to prevent overdrawing by drawing a line only when a y is about to change value
+// do {
+// e2 = 2 * err;
+// if (e2 < (2 * dx + 1) * b2) {
+// dx++;
+// err += (2 * dx + 1) * b2;
+// }
+// if (e2 > -(2 * dy - 1) * a2) {
+// py = y + dy;
+// px = x - dx;
+// px1 = x + dx;
+// drawline_point_hr(px, py, px1, color);
+// if (y) {
+// py = y - dy;
+// px = x - dx;
+// px1 = x + dx;
+// drawline_point_hr(px, py, px1, color);
+// }
+// dy--;
+// err -= (2 * dy - 1) * a2;
+// }
+// } while (dy >= 0);
+// }
+
+bool test_limit(short x, short y) { return !(y < 0 || y > 127 || x < 0 || x > 31); }
+
+void flip_flap_y_point(short px, short py, short px1, uint8_t val, bool color) {
+ // firmware size optimisation : one fonction for 2 lines of code
+ drawline_point_hr(px, py + val, px1, color);
+ drawline_point_hr(px, py - val, px1, color);
+}
+
+void draw_fill_circle(short x, short y, uint8_t radius, bool color) {
+ short a, b, P;
+
+ // Calculate intermediates
+ a = 1;
+ b = radius;
+ P = 4 - radius;
+
+ // Away we go using Bresenham's circle algorithm
+ // This is optimized to prevent overdrawing by drawing a line only when a variable is about to change value
+ short py, px, px1;
+
+ py = y;
+ px = x - b;
+ px1 = x + b;
+ drawline_point_hr(px, py, px1, color);
+
+ py = y + b;
+ px = x;
+ if (test_limit(px, py)) oled_write_pixel(px, py, color);
+ py = y - b;
+ px = x;
+ if (test_limit(px, py)) oled_write_pixel(px, py, color);
+ do {
+ flip_flap_y_point(x - b, y, x + b, a, color);
+
+ if (P < 0) {
+ P += 3 + 2 * a++;
+ } else {
+ flip_flap_y_point(x - a, y, x + a, b, color);
+
+ P += 5 + 2 * (a++ - b--);
+ }
+ } while (a < b);
+
+ flip_flap_y_point(x - b, y, x + b, a, color);
+}
+
+bool apres_moitie(int a, int b) { return (a > b / 2); }
+bool arrive_moitie(int a, int b) { return (a > b / 2); }
+bool avant_moitie(int a, int b) { return (a <= b / 2 && !apres_moitie(a, b)); }
+
+void draw_arc_sector(uint8_t x, uint8_t y, uint8_t radius, unsigned char sectors, unsigned char half, bool color) {
+ short a, b, P;
+ short py, px;
+ // Calculate intermediates
+ a = 1; // x in many explanations
+ b = radius; // y in many explanations
+ P = 4 - radius;
+
+ if (half != 2) {
+ // Away we go using Bresenham's circle algorithm
+ // Optimized to prevent double drawing
+ if (sectors & 0x06) {
+ px = x;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+ } // Upper upper
+ if (sectors & 0x60) {
+ px = x;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ } // Lower lower
+ if (sectors & 0x81) {
+ px = x + b;
+ py = y;
+ oled_write_pixel(px, py, color);
+ } // Right right
+ if (sectors & 0x18) {
+ px = x - b;
+ py = y;
+ oled_write_pixel(px, py, color);
+ } // Left left
+ }
+
+ bool dessiner = false;
+
+ do {
+ if (half == 1 && arrive_moitie(a, b)) break;
+
+ if (half == 2 && avant_moitie(a, b)) {
+ dessiner = false;
+ } else {
+ dessiner = true;
+ }
+
+ if (dessiner) {
+ if (sectors & 0x01) {
+ px = x + b;
+ py = y - a;
+ oled_write_pixel(px, py, color);
+ } // Upper right right
+ if (sectors & 0x02) {
+ px = x + a;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+ } // Upper upper right
+ if (sectors & 0x04) {
+ px = x - a;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+ } // Upper upper left
+ if (sectors & 0x08) {
+ px = x - b;
+ py = y - a;
+ oled_write_pixel(px, py, color);
+ } // Upper left left
+ if (sectors & 0x10) {
+ px = x - b;
+ py = y + a;
+ oled_write_pixel(px, py, color);
+ } // Lower left left
+ if (sectors & 0x20) {
+ px = x - a;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ } // Lower lower left
+ if (sectors & 0x40) {
+ px = x + a;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ } // Lower lower right
+ if (sectors & 0x80) {
+ px = x + b;
+ py = y + a;
+ oled_write_pixel(px, py, color);
+ } // Lower right right
+ }
+
+ if (P < 0)
+ P += 3 + 2 * a++;
+ else
+ P += 5 + 2 * (a++ - b--);
+ } while (a < b);
+
+ if (half != 1) {
+ if (sectors & 0xC0) {
+ px = x + a;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ } // Lower right
+ if (sectors & 0x03) {
+ px = x + a;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+ } // Upper right
+ if (sectors & 0x30) {
+ px = x - a;
+ py = y + b;
+ oled_write_pixel(px, py, color);
+ } // Lower left
+ if (sectors & 0x0C) {
+ px = x - a;
+ py = y - b;
+ oled_write_pixel(px, py, color);
+ } // Upper left
+ }
+}
+
+void draw_static(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, int color, uint8_t density) {
+ unsigned long rx = fastrand_long();
+ unsigned long ry = fastrand_long();
+ unsigned long maskx = 1;
+ unsigned long masky = 1;
+ unsigned long mask_base = 1;
+
+ // more 1 in the octet
+ for (int r = 0; r < density; r++) {
+ rx &= fastrand_long();
+ ry &= fastrand_long();
+ }
+
+ color = ((rx >> 1) % 2) == 0;
+
+ for (uint8_t i = 0; i < width; i++) {
+ for (uint8_t j = 0; j < heigth; j++) {
+ // new mask based on ij loop
+ maskx = (mask_base << i);
+ masky = (mask_base << j);
+
+ // logic AND with the masks
+ if (((rx & maskx) == maskx) && ((ry & masky) == masky)) {
+ oled_write_pixel(x + i, y + j, color);
+ }
+ }
+ }
+}
+
+void copy_pixel(int from, int shift, unsigned char mask) {
+ if (shift == 0) return;
+
+ // pixel cluster from
+ char c_from = get_oled_char(from);
+ char extract = c_from & mask;
+
+ // pixel cluster shift
+ char c_from_shift = get_oled_char(from + shift);
+ c_from_shift &= ~(mask);
+ c_from_shift |= extract;
+ oled_write_raw_byte(c_from_shift, from + shift);
+
+ // fill blank with black
+ c_from &= ~(mask);
+ oled_write_raw_byte(c_from, from);
+}
+
+void draw_glitch_comb(uint8_t x, uint8_t y, uint8_t width, uint16_t height, uint8_t iSize, bool odd) {
+ // work only on row
+ uint16_t y_start = (y / 8) * 32;
+ uint8_t nb_h = height / 8;
+
+ uint8_t w_max = width;
+ uint16_t index = y_start + x;
+
+ // shift pair even pixel
+ int mask_1 = 85;
+ int mask_2 = 170;
+
+ if (!odd) {
+ // shift odd pixel
+ mask_1 = 170;
+ mask_2 = 85;
+ }
+
+ // wobble
+ uint16_t pos = 0;
+ for (uint16_t j = 0; j < nb_h; j++) {
+ // next line
+ index = (y_start + x) + (j * 32);
+
+ for (uint16_t i = 0; i < w_max; i++) {
+ if (i + iSize < w_max) {
+ pos = index + i;
+ copy_pixel(pos + iSize, iSize * -1, mask_1);
+ }
+
+ if (w_max - 1 - i - iSize >= 0) {
+ pos = (index + w_max - 1) - i;
+ copy_pixel(pos - iSize, iSize, mask_2);
+ }
+ }
+ }
+}
+
+void draw_random_char(uint8_t column, uint8_t row, char final_char, int value, uint8_t style) {
+ if (value < 0) return;
+
+ char c = final_char;
+
+ if (value < 100) {
+ c = ((fastrand() % 15) + 1);
+ }
+
+ oled_set_cursor(column, row);
+ oled_write_char(c, false);
+}
+
+void get_glitch_index_new(uint16_t *glitch_timer, uint8_t *current_glitch_scope_time, uint8_t *glitch_index, uint8_t min_time, uint16_t max_time, uint8_t glitch_probobility, uint8_t glitch_frame_number) {
+ if (timer_elapsed(*glitch_timer) > *current_glitch_scope_time) {
+ // end of the last glitch period
+ *glitch_timer = timer_read();
+
+ // new random glich period
+ *current_glitch_scope_time = min_time + fastrand() % (max_time - min_time);
+
+ bool bGenerateGlitch = (fastrand() % 100) < glitch_probobility;
+ if (!bGenerateGlitch) {
+ // no glitch
+ *glitch_index = 0;
+ return;
+ }
+
+ // get a new glitch index
+ *glitch_index = fastrand() % glitch_frame_number;
+ }
+}
+
+uint8_t get_glitch_frame_index(uint8_t glitch_probobility, uint8_t glitch_frame_number) {
+ bool bGenerateGlitch = (fastrand() % 100) < glitch_probobility;
+ if (!bGenerateGlitch) {
+ // no glitch
+ return 0;
+ }
+
+ // get a new glitch index
+ return fastrand() % glitch_frame_number;
+}
+
+uint8_t get_glitch_duration(uint8_t min_time, uint16_t max_time) { return min_time + fastrand() % (max_time - min_time); }
+
+void get_glitch_index(uint32_t *glitch_timer, int *current_glitch_scope_time, uint8_t *glitch_index, uint8_t min_time, uint16_t max_time, uint8_t glitch_probobility, uint8_t glitch_frame_number) {
+ if (timer_elapsed32(*glitch_timer) > *current_glitch_scope_time) {
+ // end of the last glitch period
+ *glitch_timer = timer_read32();
+
+ // new random glich period
+ *current_glitch_scope_time = min_time + fastrand() % (max_time - min_time);
+
+ bool bGenerateGlitch = (fastrand() % 100) < glitch_probobility;
+ if (!bGenerateGlitch) {
+ // no glitch
+ *glitch_index = 0;
+ return;
+ }
+
+ // get a new glitch index
+ *glitch_index = fastrand() % glitch_frame_number;
+ }
+}
+
+void draw_progress(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, int value, uint8_t style, bool color) {
+ if (value > 100) {
+ value = 100;
+ }
+ int lenght = (width * value) / 100;
+ for (uint8_t i = 0; i < lenght; i++) {
+ switch (style) {
+ case 0:
+ drawline_vb(x + i, y, heigth - 1, color);
+ break;
+
+ // case 1:
+ // drawline_vb(x + i, y + 1, heigth - 3, ((i % 3) < 2));
+ // break;
+ // case 2:
+ // // . . . . .
+ // drawline_vb(x + i, y + 3, 2, ((i % 2) == 0));
+ // break;
+ }
+ }
+}
+
+void oled_write_raw_P_cursor(uint8_t col, uint8_t line, const char *data, uint16_t size) {
+ // raw_P at cursor position
+ oled_set_cursor(col, line);
+ oled_write_raw_P(data, size);
+}
+
+void oled_write_cursor(uint8_t col, uint8_t line, const char *data, bool invert) {
+ // write at cursor position
+ oled_set_cursor(col, line);
+ oled_write(data, invert);
+}
+
+void draw_label(const char *data, uint8_t len, uint8_t row, int value) {
+ if (value < 0) return;
+ if (row >= 16 || row < 0) return;
+ oled_write_cursor(0, row, data, false);
+}
+
+void draw_box(const char *data, uint8_t len, uint8_t row, long value, uint8_t style) {
+ if (value < 0) return;
+ if (row >= 16 || row < 0) return;
+
+ oled_write_cursor(0, row, data, false);
+
+ uint8_t y = row * 8;
+
+ uint8_t x = 6 * len;
+ uint8_t w = 32 - x;
+
+ if (value < 0) value = 0;
+ if (value > 100) value = 100;
+ draw_progress(x, y, w, 7, value, style, 1);
+}
+
+char get_oled_char(uint16_t start_index) {
+ oled_buffer_reader_t reader;
+ reader = oled_read_raw(start_index);
+ return *reader.current_element;
+}
+
+static int get_index_first_block(uint8_t y) { return ((y / 8) * 32); }
+
+void move_block(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, int shift) {
+ // clip
+ if (x >= 31) return;
+ if (y >= 127) return;
+
+ int max_screen = 32 - 1;
+ if ((width + x) > max_screen + 1) width = max_screen + 1 - x;
+
+ if (width <= 1) return;
+
+ if ((heigth + y) > 127) heigth = 127 - y;
+ if (heigth <= 1) return;
+
+ // [-32 & +32]
+ if (shift > max_screen) shift = max_screen;
+ if (shift < -1 * max_screen) shift = -1 * max_screen;
+
+ if ((width + x + shift) > max_screen) width = width - shift;
+
+ int pixelTop = 8 - (y % 8);
+ int pixelBottom = (y + heigth) % 8;
+
+ unsigned char cMastTop = ~((unsigned)255 >> (pixelTop));
+ unsigned char cMastBottom = ~((unsigned)255 << (pixelBottom));
+
+ int indexFirstBloc = get_index_first_block(y) + x;
+ int indexFirstBlocFull = get_index_first_block(y + pixelTop) + x;
+ int indexFirstBlocEnd = get_index_first_block(y + heigth) + x;
+
+ int nbBlockHeigth = (heigth - pixelTop - pixelBottom) / 8;
+
+ if (nbBlockHeigth < 0) {
+ // just single row
+ nbBlockHeigth = 0;
+ cMastBottom = 0;
+ }
+
+ if (shift < 0) {
+ for (uint16_t i = 0; i < width; i++) {
+ copy_pixel(indexFirstBloc + i, shift, cMastTop);
+ copy_pixel(indexFirstBlocEnd + i, shift, cMastBottom);
+
+ for (uint16_t j = 0; j < nbBlockHeigth; j++) {
+ copy_pixel(indexFirstBlocFull + i + (j * 32), shift, 255);
+ }
+ }
+
+ } else {
+ for (int i = width - 1; i >= 0; i--) {
+ copy_pixel(indexFirstBloc + i, shift, cMastTop);
+ copy_pixel(indexFirstBlocEnd + i, shift, cMastBottom);
+
+ for (uint16_t j = 0; j < nbBlockHeigth; j++) {
+ copy_pixel(indexFirstBlocFull + i + (j * 32), shift, 255);
+ }
+ }
+ }
+}
+
+int interpo_pourcent(int min, int max, int v) {
+ // interpolation
+ float x0 = min;
+ float x1 = max;
+ float y0 = 0;
+ float y1 = 100;
+ float xp = v;
+ float yp = y0 + ((y1 - y0) / (x1 - x0)) * (xp - x0);
+
+ return (int)yp;
+}
+
+uint8_t BAYER_PATTERN_4[4][4] = {{15, 135, 45, 165}, {195, 75, 225, 105}, {60, 180, 30, 150}, {240, 120, 210, 90}};
+
+void draw_gradient(uint8_t x, uint8_t y, uint8_t width, uint8_t heigth, uint8_t color_start, uint8_t color_end, uint8_t tres) {
+ bool invert = color_start > color_end;
+
+ if (invert) {
+ color_start = 255 - color_start;
+ color_end = 255 - color_end;
+ }
+
+ int step = (100 / tres);
+ int step_minus = (100 / (tres - 1));
+ int distance = color_end - color_start;
+
+ for (uint8_t i = 0; i < width; i++) {
+ int position = interpo_pourcent(0, width, i);
+
+ float color = position;
+ color = ((int)(color / step)) * step_minus;
+
+ color = color_start + ((distance * color) / 100);
+
+ for (uint8_t j = 0; j < heigth; j++) {
+ uint8_t m = BAYER_PATTERN_4[i % 4][j % 4];
+ unsigned char color_d = (color > m) ? !invert : invert;
+
+ oled_write_pixel(x + i, y + j, color_d);
+ }
+ }
+}
+
+void render_tv_animation(uint8_t frame_number, uint8_t x, uint8_t y, uint8_t width, uint8_t heigth) {
+ uint8_t xCenter = x + (width / 2);
+ uint8_t yCenter = y + (heigth / 2);
+
+ switch (frame_number) {
+ case 0:
+ // a fond : allume
+ drawline_hr_heigth(x, yCenter, width, 17, true);
+ break;
+
+ case 1:
+ drawline_hr_heigth(x, yCenter, width, 12, true);
+ draw_ellipse_fill(xCenter, yCenter, 7, 15, true);
+ break;
+
+ case 2:
+ drawline_hr_heigth(x, yCenter, width, 5, true);
+ draw_ellipse_fill(xCenter, yCenter, 5, 8, true);
+ break;
+
+ case 3:
+ drawline_hr_heigth(x, yCenter, width, 3, true);
+ draw_ellipse_fill(xCenter, yCenter, 3, 4, true);
+ break;
+
+ case 4:
+ drawline_hr_heigth(x, yCenter, width, 2, true);
+ draw_fill_circle(xCenter, yCenter, 3, true);
+ break;
+
+ case 5:
+ // central line
+ drawline_hr(x, yCenter, width, true);
+ draw_fill_circle(xCenter, yCenter, 2, true);
+ break;
+
+ case 6:
+ // cross
+ drawline_hr(xCenter, yCenter + 1, 2, true);
+ drawline_hr(xCenter, yCenter - 1, 2, true);
+
+ // central line
+ drawline_hr(x, yCenter, width, true);
+ break;
+
+ case 7:
+ // cross
+ drawline_hr(xCenter, yCenter + 1, 2, true);
+ drawline_hr(xCenter, yCenter - 1, 2, true);
+ // central line
+ drawline_hr(xCenter - 8, yCenter, 18, true);
+ // static
+ oled_write_pixel(xCenter - 11, yCenter, true);
+ oled_write_pixel(xCenter + 12, yCenter, true);
+ break;
+
+ case 8:
+ // cross
+ drawline_hr(xCenter, yCenter + 1, 2, true);
+ drawline_hr(xCenter, yCenter - 1, 2, true);
+ // central line
+ drawline_hr(xCenter - 2, yCenter, 4, true);
+ // static
+ drawline_hr(xCenter - 7, yCenter, 2, true);
+ drawline_hr(xCenter + 6, yCenter, 3, true);
+
+ // oled_write_pixel(xCenter - 11, yCenter, true);
+ oled_write_pixel(xCenter - 9, yCenter, true);
+ oled_write_pixel(xCenter + 12, yCenter, true);
+ oled_write_pixel(xCenter + 14, yCenter, true);
+ break;
+
+ case 9:
+ // central line
+ drawline_hr(xCenter, yCenter, 2, true);
+ break;
+ }
+} \ No newline at end of file