#include "box-drawing.h" #include #include #define LOG_MODULE "box-drawing" #define LOG_ENABLE_DBG 1 #include "log.h" #include "macros.h" #include "stride.h" #include "terminal.h" #include "util.h" #include "xmalloc.h" #define LIGHT 1.0 #define HEAVY 2.0 static int thickness(float pts, int dpi) { return max(pts * (float)dpi / 72.0, 1); } static void _hline(uint8_t *buf, int x1, int x2, int y, int thick, int width, int height, int stride) { x1 = min(max(x1, 0), width); x2 = min(max(x2, 0), width); for (size_t row = max(y, 0); row < min(y + thick, height); row++) { for (size_t col = x1; col < x2; col++) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } #define hline(x1, x2, y, thick) _hline(buf, x1, x2, y, thick, width, height, stride) static void _vline(uint8_t *buf, int y1, int y2, int x, int thick, int width, int height, int stride) { y1 = min(max(y1, 0), height); y2 = min(max(y2, 0), height); for (size_t row = y1; row < y2; row++) { for (size_t col = max(x, 0); col < min(x + thick, width); col++) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } #define vline(y1, y2, x, thick) _vline(buf, y1, y2, x, thick, width, height, stride) static void _rect(uint8_t *buf, int x1, int y1, int x2, int y2, int width, int height, int stride) { for (size_t row = max(y1, 0); row < min(y2, height); row++) { for (size_t col = max(x1, 0); col < min(x2, width); col++) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } #define rect(x1, y1, x2, y2) _rect(buf, x1, y1, x2, y2, width, height, stride) #define _hline_middle_left(_vthick, _hthick) \ do { \ int vthick = thickness(_vthick, dpi); \ int hthick = thickness(_hthick, dpi); \ hline(0, (width + vthick) / 2, (height - hthick) / 2, hthick); \ } while (0) #define _hline_middle_right(_vthick, _hthick) \ do { \ int vthick = thickness(_vthick, dpi); \ int hthick = thickness(_hthick, dpi); \ hline((width - vthick) / 2, width, (height - hthick) / 2, hthick); \ } while (0) #define _vline_middle_up(_vthick, _hthick) \ do { \ int vthick = thickness(_vthick, dpi); \ int hthick = thickness(_hthick, dpi); \ vline(0, (height + hthick) / 2, (width - vthick) / 2, vthick); \ } while (0) #define _vline_middle_down(_vthick, _hthick) \ do { \ int vthick = thickness(_vthick, dpi); \ int hthick = thickness(_hthick, dpi); \ vline((height - hthick) / 2, height, (width - vthick) / 2, vthick); \ } while (0) #define hline_middle_left(thick) _hline_middle_left(thick, thick) #define hline_middle_right(thick) _hline_middle_right(thick, thick) #define vline_middle_up(thick) _vline_middle_up(thick, thick) #define vline_middle_down(thick) _vline_middle_down(thick, thick) #define quad_upper_left() rect(0, 0, ceil(width / 2.), ceil(height / 2.)) #define quad_upper_right() rect(floor(width / 2.), 0, width, ceil(height / 2.)) #define quad_lower_left() rect(0, floor(height / 2.), ceil(width / 2.), height) #define quad_lower_right() rect(floor(width / 2.), floor(height / 2.), width, height) static void draw_box_drawings_light_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); } static void draw_box_drawings_heavy_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); } static void draw_box_drawings_light_vertical(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_heavy_vertical(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_down_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_down_light_and_right_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_right(LIGHT, HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_right_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_heavy_down_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_down_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_down_light_and_left_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_left_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_heavy_down_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_up_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); vline_middle_up(LIGHT); } static void draw_box_drawings_up_light_and_right_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_right(LIGHT, HEAVY); vline_middle_up(LIGHT); } static void draw_box_drawings_up_heavy_and_right_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); _vline_middle_up(HEAVY, LIGHT); } static void draw_box_drawings_heavy_up_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); vline_middle_up(HEAVY); } static void draw_box_drawings_light_up_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); vline_middle_up(LIGHT); } static void draw_box_drawings_up_light_and_left_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); vline_middle_up(LIGHT); } static void draw_box_drawings_up_heavy_and_left_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _vline_middle_up(HEAVY, LIGHT); } static void draw_box_drawings_heavy_up_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); vline_middle_up(HEAVY); } static void draw_box_drawings_light_vertical_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_vertical_light_and_right_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_right(LIGHT, HEAVY); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_up_heavy_and_right_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); _vline_middle_up(HEAVY, LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_right_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); vline_middle_up(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_vertical_heavy_and_right_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_down_light_and_right_up_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_up_light_and_right_down_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_heavy_vertical_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_vertical_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_vertical_light_and_left_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_up_heavy_and_left_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _vline_middle_up(HEAVY, LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_left_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); vline_middle_up(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_vertical_heavy_and_left_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_down_light_and_left_up_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_up_light_and_left_down_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_heavy_vertical_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_down_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_left_heavy_and_right_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); hline_middle_right(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_right_heavy_and_left_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _hline_middle_right(LIGHT, HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_down_light_and_horizontal_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_horizontal_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_right_light_and_left_down_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_left_light_and_right_down_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_heavy_down_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_light_up_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline_middle_up(LIGHT); } static void draw_box_drawings_left_heavy_and_right_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); hline_middle_right(LIGHT); vline_middle_up(LIGHT); } static void draw_box_drawings_right_heavy_and_left_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _hline_middle_right(LIGHT, HEAVY); vline_middle_up(LIGHT); } static void draw_box_drawings_up_light_and_horizontal_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(LIGHT); } static void draw_box_drawings_up_heavy_and_horizontal_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); _vline_middle_up(HEAVY, LIGHT); } static void draw_box_drawings_right_light_and_left_up_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); vline_middle_up(HEAVY); } static void draw_box_drawings_left_light_and_right_up_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); vline_middle_up(HEAVY); } static void draw_box_drawings_heavy_up_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(HEAVY); } static void draw_box_drawings_light_vertical_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_left_heavy_and_right_vertical_light(uint8_t *buf, int width, int height, int stride, int dpi) { _hline_middle_left(LIGHT, HEAVY); hline_middle_right(LIGHT); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_right_heavy_and_left_vertical_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); _hline_middle_right(LIGHT, HEAVY); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_vertical_light_and_horizontal_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_up_heavy_and_down_horizontal_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); _vline_middle_up(HEAVY, LIGHT); vline_middle_down(LIGHT); } static void draw_box_drawings_down_heavy_and_up_horizontal_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline_middle_up(LIGHT); _vline_middle_down(HEAVY, LIGHT); } static void draw_box_drawings_vertical_heavy_and_horizontal_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_left_up_heavy_and_right_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_right_up_heavy_and_left_down_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_left_down_heavy_and_right_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_right_down_heavy_and_left_up_light(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_down_light_and_up_horizontal_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_box_drawings_up_light_and_down_horizontal_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_right_light_and_left_vertical_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_left_light_and_right_vertical_heavy(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_heavy_vertical_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(HEAVY); vline_middle_up(HEAVY); vline_middle_down(HEAVY); } static void draw_box_drawings_double_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int mid = (height - thick * 3) / 2; hline(0, width, mid, thick); hline(0, width, mid + 2 * thick, thick); } static void draw_box_drawings_double_vertical(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int mid = (width - thick * 3) / 2; vline(0, height, mid, thick); vline(0, height, mid + 2 * thick, thick); } static void draw_box_drawings_down_single_and_right_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick) / 2; vline_middle_down(LIGHT); hline(vmid, width, hmid, thick); hline(vmid, width, hmid + 2 * thick, thick); } static void draw_box_drawings_down_double_and_right_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_right(LIGHT); vline(hmid, height, vmid, thick); vline(hmid, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_down_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(hmid, height, vmid, thick); vline(hmid + 2 * thick, height, vmid + 2 * thick, thick); hline(vmid, width, hmid, thick); hline(vmid + 2 * thick, width, hmid + 2 * thick, thick); } static void draw_box_drawings_down_single_and_left_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width + thick) / 2; vline_middle_down(LIGHT); hline(0, vmid, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); } static void draw_box_drawings_down_double_and_left_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_left(LIGHT); vline(hmid, height, vmid, thick); vline(hmid, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_down_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(hmid + 2 * thick, height, vmid, thick); vline(hmid, height, vmid + 2 * thick, thick); hline(0, vmid + 2 * thick, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); } static void draw_box_drawings_up_single_and_right_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick) / 2; vline_middle_up(LIGHT); hline(vmid, width, hmid, thick); hline(vmid, width, hmid + 2 * thick, thick); } static void draw_box_drawings_up_double_and_right_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height + thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_right(LIGHT); vline(0, hmid, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); } static void draw_box_drawings_double_up_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(0, hmid + 2 * thick, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); hline(vmid + 2 * thick, width, hmid, thick); hline(vmid, width, hmid + 2 * thick, thick); } static void draw_box_drawings_up_single_and_left_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width + thick) / 2; vline_middle_up(LIGHT); hline(0, vmid, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); } static void draw_box_drawings_up_double_and_left_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height + thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_left(LIGHT); vline(0, hmid, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); } static void draw_box_drawings_double_up_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(0, hmid + 0 * thick + thick, vmid, thick); vline(0, hmid + 2 * thick + thick, vmid + 2 * thick, thick); hline(0, vmid, hmid, thick); hline(0, vmid + 2 * thick, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_single_and_right_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick) / 2; vline_middle_up(LIGHT); vline_middle_down(LIGHT); hline(vmid, width, hmid, thick); hline(vmid, width, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_double_and_right_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int vmid = (width - thick * 3) / 2; hline(vmid + 2 * thick, width, (height - thick) / 2, thick); vline(0, height, vmid, thick); vline(0, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_vertical_and_right(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(0, height, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); vline(hmid + 2 * thick, height, vmid + 2 * thick, thick); hline(vmid + 2 * thick, width, hmid, thick); hline(vmid + 2 * thick, width, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_single_and_left_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width + thick) / 2; vline_middle_up(LIGHT); vline_middle_down(LIGHT); hline(0, vmid, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_double_and_left_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int vmid = (width - thick * 3) / 2; hline(0, vmid, (height - thick) / 2, thick); vline(0, height, vmid, thick); vline(0, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_vertical_and_left(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(0, height, vmid + 2 * thick, thick); vline(0, hmid, vmid, thick); vline(hmid + 2 * thick, height, vmid, thick); hline(0, vmid + thick, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); } static void draw_box_drawings_down_single_and_horizontal_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; vline(hmid + 2 * thick, height, (width - thick) / 2, thick); hline(0, width, hmid, thick); hline(0, width, hmid + 2 * thick, thick); } static void draw_box_drawings_down_double_and_horizontal_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline(hmid, height, vmid, thick); vline(hmid, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_down_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; hline(0, width, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); hline(vmid + 2 * thick, width, hmid + 2 * thick, thick); vline(hmid + 2 * thick, height, vmid, thick); vline(hmid + 2 * thick, height, vmid + 2 * thick, thick); } static void draw_box_drawings_up_single_and_horizontal_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick) / 2; vline(0, hmid, vmid, thick); hline(0, width, hmid, thick); hline(0, width, hmid + 2 * thick, thick); } static void draw_box_drawings_up_double_and_horizontal_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick) / 2; int vmid = (width - thick * 3) / 2; hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline(0, hmid, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); } static void draw_box_drawings_double_up_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; vline(0, hmid, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); hline(0, vmid + thick, hmid, thick); hline(vmid + 2 * thick, width, hmid, thick); hline(0, width, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_single_and_horizontal_double(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; vline_middle_up(LIGHT); vline_middle_down(LIGHT); hline(0, width, hmid, thick); hline(0, width, hmid + 2 * thick, thick); } static void draw_box_drawings_vertical_double_and_horizontal_single(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int vmid = (width - thick * 3) / 2; hline_middle_left(LIGHT); hline_middle_right(LIGHT); vline(0, height, vmid, thick); vline(0, height, vmid + 2 * thick, thick); } static void draw_box_drawings_double_vertical_and_horizontal(uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int hmid = (height - thick * 3) / 2; int vmid = (width - thick * 3) / 2; hline(0, vmid, hmid, thick); hline(vmid + 2 * thick, width, hmid, thick); hline(0, vmid, hmid + 2 * thick, thick); hline(vmid + 2 * thick, width, hmid + 2 * thick, thick); vline(0, hmid, vmid, thick); vline(0, hmid, vmid + 2 * thick, thick); vline(hmid + 2 * thick, height, vmid, thick); vline(hmid + 2 * thick, height, vmid + 2 * thick, thick); } #define cubic_bezier_x(t) __extension__ \ ({ \ double tm1 = 1 - t; \ double tm1_3 = tm1 * tm1 * tm1; \ double t_3 = t * t * t; \ tm1_3 * start_x + 3 * t * tm1 * (tm1 * c1_x + t * c2_x) + t_3 * end_x; \ }) #define cubic_bezier_y(t) __extension__ \ ({ \ double tm1 = 1 - t; \ double tm1_3 = tm1 * tm1 * tm1; \ double t_3 = t * t * t; \ tm1_3 * start_y + 3 * t * tm1 * (tm1 * c1_y + t * c2_y) + t_3 * end_y; \ }) static void draw_box_drawings_light_arc(wchar_t wc, uint8_t *buf, int width, int height, int stride, int dpi) { int thick = thickness(LIGHT, dpi); int delta = thick / 2; int extra = thick % 2; int hw = (width - thick) / 2; int hh = (height - thick) / 2; int start_x, start_y, end_x, end_y, c1_x, c1_y, c2_x, c2_y; if (wc == L'╭') { start_x = hw; start_y = height - 1; end_x = width - 1; end_y = hh; c1_x = hw; c1_y = 3 * height / 4; c2_x = hw; c2_y = hh; } else if (wc == L'╮') { start_x = hw; start_y = height - 1; end_x = 0; end_y = hh; c1_x = hw; c1_y = 3 * height / 4; c2_x = hw; c2_y = hh; } else if (wc == L'╯') { start_x = hw; start_y = 0; end_x = 0; end_y = hh; c1_x = hw; c1_y = height / 4; c2_x = hw; c2_y = hh; } else { assert(wc == L'╰'); start_x = hw; start_y = 0; end_x = width - 1; end_y = hh; c1_x = hw; c1_y = height / 4; c2_x = hw; c2_y = hh; } int num_samples = height * 4; for (size_t i = 0; i < num_samples + 1; i++) { double t = (double)i / num_samples; int p_x = round(cubic_bezier_x(t)); int p_y = round(cubic_bezier_y(t)); for (int y = max(p_y - delta, 0); y < min(p_y + delta + extra, height); y++) { for (int x = max(p_x - delta, 0); x < min(p_x + delta + extra, width); x++) { size_t ofs = x / 8; size_t bit_no = x % 8; buf[y * stride + ofs] |= 1 << bit_no; } } } } static void draw_box_drawings_light_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); } static void draw_box_drawings_light_up(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(LIGHT); } static void draw_box_drawings_light_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(LIGHT); } static void draw_box_drawings_light_down(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_down(LIGHT); } static void draw_box_drawings_heavy_left(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); } static void draw_box_drawings_heavy_up(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(HEAVY); } static void draw_box_drawings_heavy_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_right(HEAVY); } static void draw_box_drawings_heavy_down(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_down(HEAVY); } static void draw_box_drawings_light_left_and_heavy_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(LIGHT); hline_middle_right(HEAVY); } static void draw_box_drawings_light_up_and_heavy_down(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(LIGHT); vline_middle_down(HEAVY); } static void draw_box_drawings_heavy_left_and_light_right(uint8_t *buf, int width, int height, int stride, int dpi) { hline_middle_left(HEAVY); hline_middle_right(LIGHT); } static void draw_box_drawings_heavy_up_and_light_down(uint8_t *buf, int width, int height, int stride, int dpi) { vline_middle_up(HEAVY); vline_middle_down(LIGHT); } static void draw_upper_half_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, width, round(height / 2.)); } static void draw_lower_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(height / 8.), width, height); } static void draw_lower_one_quarter_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(height / 4.), width, height); } static void draw_lower_three_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(3. * height / 8.), width, height); } static void draw_lower_half_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(height / 2.), width, height); } static void draw_lower_five_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(5. * height / 8.), width, height); } static void draw_lower_three_quarters_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(3. * height / 4.), width, height); } static void draw_lower_seven_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, height - round(7. * height / 8.), width, height); } static void draw_full_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, width, height); } static void draw_left_seven_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(7. * width / 8.), height); } static void draw_left_three_quarters_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(3. * width / 4.), height); } static void draw_left_five_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(5. * width / 8.), height); } static void draw_left_half_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(width / 2.), height); } static void draw_left_three_eighths_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(3. * width / 8.), height); } static void draw_left_one_quarter_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(width / 4.), height); } static void draw_left_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, round(width / 8.), height); } static void draw_right_half_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(round(width / 2.), 0, width, height); } static void draw_light_shade(uint8_t *buf, int width, int height, int stride, int dpi) { for (size_t row = 0; row < height; row += 2) { for (size_t col = 0; col < width; col += 2) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } static void draw_medium_shade(uint8_t *buf, int width, int height, int stride, int dpi) { for (size_t row = 0; row < height; row++) { for (size_t col = row % 2; col < width; col += 2) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } static void draw_dark_shade(uint8_t *buf, int width, int height, int stride, int dpi) { for (size_t row = 0; row < height; row++) { for (size_t col = 0; col < width; col += 1 + row % 2) { size_t idx = col / 8; size_t bit_no = col % 8; buf[row * stride + idx] |= 1 << bit_no; } } } static void draw_upper_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(0, 0, width, round(height / 8.)); } static void draw_right_one_eighth_block(uint8_t *buf, int width, int height, int stride, int dpi) { rect(width - round(width / 8.), 0, width, height); } static void draw_quadrant_lower_left(uint8_t *buf, int width, int height, int stride, int dpi) { quad_lower_left(); } static void draw_quadrant_lower_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_lower_right(); } static void draw_quadrant_upper_left(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_left(); } static void draw_quadrant_upper_left_and_lower_left_and_lower_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_left(); quad_lower_left(); quad_lower_right(); } static void draw_quadrant_upper_left_and_lower_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_left(); quad_lower_right(); } static void draw_quadrant_upper_left_and_upper_right_and_lower_left(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_left(); quad_upper_right(); quad_lower_left(); } static void draw_quadrant_upper_left_and_upper_right_and_lower_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_left(); quad_upper_right(); quad_lower_right(); } static void draw_quadrant_upper_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_right(); } static void draw_quadrant_upper_right_and_lower_left(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_right(); quad_lower_left(); } static void draw_quadrant_upper_right_and_lower_left_and_lower_right(uint8_t *buf, int width, int height, int stride, int dpi) { quad_upper_right(); quad_lower_left(); quad_lower_right(); } #define sextant_upper_left() rect(0, 0, round(width / 2.), round(height / 3.)) #define sextant_middle_left() rect(0, height / 3, round(width / 2.), round(2. * height / 3.)) #define sextant_lower_left() rect(0, 2 * height / 3, round(width / 2.), height) #define sextant_upper_right() rect(width / 2, 0, width, round(height / 3.)) #define sextant_middle_right() rect(width / 2, height / 3, width, round(2. * height / 3.)) #define sextant_lower_right() rect(width / 2, 2 * height / 3, width, height) static void draw_sextant(wchar_t wc, uint8_t *buf, int width, int height, int stride, int dpi) { /* * Each byte encodes one sextant: * * Bit sextant * 0 upper left * 1 middle left * 2 lower left * 3 upper right * 4 middle right * 5 lower right */ #define UPPER_LEFT (1 << 0) #define MIDDLE_LEFT (1 << 1) #define LOWER_LEFT (1 << 2) #define UPPER_RIGHT (1 << 3) #define MIDDLE_RIGHT (1 << 4) #define LOWER_RIGHT (1 << 5) static const uint8_t matrix[60] = { /* U+1fb00 - U+1fb0f */ UPPER_LEFT, UPPER_RIGHT, UPPER_LEFT | UPPER_RIGHT, MIDDLE_LEFT, UPPER_LEFT | MIDDLE_LEFT, UPPER_RIGHT | MIDDLE_LEFT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT, MIDDLE_RIGHT, UPPER_LEFT | MIDDLE_RIGHT, UPPER_RIGHT | MIDDLE_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_RIGHT, MIDDLE_LEFT | MIDDLE_RIGHT, UPPER_LEFT | MIDDLE_LEFT | MIDDLE_RIGHT, UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT, LOWER_LEFT, /* U+1fb10 - U+1fb1f */ UPPER_LEFT | LOWER_LEFT, UPPER_RIGHT | LOWER_LEFT, UPPER_LEFT | UPPER_RIGHT | LOWER_LEFT, MIDDLE_LEFT | LOWER_LEFT, UPPER_RIGHT | MIDDLE_LEFT | LOWER_LEFT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | LOWER_LEFT, MIDDLE_RIGHT | LOWER_LEFT, UPPER_LEFT | MIDDLE_RIGHT | LOWER_LEFT, UPPER_RIGHT | MIDDLE_RIGHT | LOWER_LEFT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_RIGHT | LOWER_LEFT, MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT, UPPER_LEFT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT, UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT, LOWER_RIGHT, UPPER_LEFT | LOWER_RIGHT, /* U+1fb20 - U+1fb2f */ UPPER_RIGHT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | LOWER_RIGHT, MIDDLE_LEFT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_LEFT | LOWER_RIGHT, UPPER_RIGHT | MIDDLE_LEFT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | LOWER_RIGHT, MIDDLE_RIGHT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_RIGHT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_RIGHT | LOWER_RIGHT, MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_RIGHT, UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_RIGHT, LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | LOWER_LEFT | LOWER_RIGHT, UPPER_RIGHT | LOWER_LEFT | LOWER_RIGHT, /* U+1fb30 - U+1fb3b */ UPPER_LEFT | UPPER_RIGHT | LOWER_LEFT | LOWER_RIGHT, MIDDLE_LEFT | LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_LEFT | LOWER_LEFT | LOWER_RIGHT, UPPER_RIGHT | MIDDLE_LEFT | LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_LEFT | LOWER_LEFT | LOWER_RIGHT, MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, UPPER_RIGHT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | UPPER_RIGHT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, UPPER_LEFT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, UPPER_RIGHT | MIDDLE_LEFT | MIDDLE_RIGHT | LOWER_LEFT | LOWER_RIGHT, }; assert(wc >= 0x1fb00 && wc <= 0x1fb3b); const size_t idx = wc - 0x1fb00; assert(idx < ALEN(matrix)); uint8_t encoded = matrix[idx]; if (encoded & UPPER_LEFT) sextant_upper_left(); if (encoded & MIDDLE_LEFT) sextant_middle_left(); if (encoded & LOWER_LEFT) sextant_lower_left(); if (encoded & UPPER_RIGHT) sextant_upper_right(); if (encoded & MIDDLE_RIGHT) sextant_middle_right(); if (encoded & LOWER_RIGHT) sextant_lower_right(); } static void draw_glyph(wchar_t wc, uint8_t *buf, int width, int height, int stride, int dpi) { #if defined(__GNUC__) #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wpedantic" #endif switch (wc) { case 0x2500: draw_box_drawings_light_horizontal(buf, width, height, stride, dpi); break; case 0x2501: draw_box_drawings_heavy_horizontal(buf, width, height, stride, dpi); break; case 0x2502: draw_box_drawings_light_vertical(buf, width, height, stride, dpi); break; case 0x2503: draw_box_drawings_heavy_vertical(buf, width, height, stride, dpi); break; case 0x250c: draw_box_drawings_light_down_and_right(buf, width, height, stride, dpi); break; case 0x250d: draw_box_drawings_down_light_and_right_heavy(buf, width, height, stride, dpi); break; case 0x250e: draw_box_drawings_down_heavy_and_right_light(buf, width, height, stride, dpi); break; case 0x250f: draw_box_drawings_heavy_down_and_right(buf, width, height, stride, dpi); break; case 0x2504: case 0x2505: case 0x2506: case 0x2507: case 0x2508: case 0x2509: case 0x250a: case 0x250b: LOG_WARN("unimplemented: box drawing: wc=%04lx", (long)wc); break; case 0x2510: draw_box_drawings_light_down_and_left(buf, width, height, stride, dpi); break; case 0x2511: draw_box_drawings_down_light_and_left_heavy(buf, width, height, stride, dpi); break; case 0x2512: draw_box_drawings_down_heavy_and_left_light(buf, width, height, stride, dpi); break; case 0x2513: draw_box_drawings_heavy_down_and_left(buf, width, height, stride, dpi); break; case 0x2514: draw_box_drawings_light_up_and_right(buf, width, height, stride, dpi); break; case 0x2515: draw_box_drawings_up_light_and_right_heavy(buf, width, height, stride, dpi); break; case 0x2516: draw_box_drawings_up_heavy_and_right_light(buf, width, height, stride, dpi); break; case 0x2517: draw_box_drawings_heavy_up_and_right(buf, width, height, stride, dpi); break; case 0x2518: draw_box_drawings_light_up_and_left(buf, width, height, stride, dpi); break; case 0x2519: draw_box_drawings_up_light_and_left_heavy(buf, width, height, stride, dpi); break; case 0x251a: draw_box_drawings_up_heavy_and_left_light(buf, width, height, stride, dpi); break; case 0x251b: draw_box_drawings_heavy_up_and_left(buf, width, height, stride, dpi); break; case 0x251c: draw_box_drawings_light_vertical_and_right(buf, width, height, stride, dpi); break; case 0x251d: draw_box_drawings_vertical_light_and_right_heavy(buf, width, height, stride, dpi); break; case 0x251e: draw_box_drawings_up_heavy_and_right_down_light(buf, width, height, stride, dpi); break; case 0x251f: draw_box_drawings_down_heavy_and_right_up_light(buf, width, height, stride, dpi); break; case 0x2520: draw_box_drawings_vertical_heavy_and_right_light(buf, width, height, stride, dpi); break; case 0x2521: draw_box_drawings_down_light_and_right_up_heavy(buf, width, height, stride, dpi); break; case 0x2522: draw_box_drawings_up_light_and_right_down_heavy(buf, width, height, stride, dpi); break; case 0x2523: draw_box_drawings_heavy_vertical_and_right(buf, width, height, stride, dpi); break; case 0x2524: draw_box_drawings_light_vertical_and_left(buf, width, height, stride, dpi); break; case 0x2525: draw_box_drawings_vertical_light_and_left_heavy(buf, width, height, stride, dpi); break; case 0x2526: draw_box_drawings_up_heavy_and_left_down_light(buf, width, height, stride, dpi); break; case 0x2527: draw_box_drawings_down_heavy_and_left_up_light(buf, width, height, stride, dpi); break; case 0x2528: draw_box_drawings_vertical_heavy_and_left_light(buf, width, height, stride, dpi); break; case 0x2529: draw_box_drawings_down_light_and_left_up_heavy(buf, width, height, stride, dpi); break; case 0x252a: draw_box_drawings_up_light_and_left_down_heavy(buf, width, height, stride, dpi); break; case 0x252b: draw_box_drawings_heavy_vertical_and_left(buf, width, height, stride, dpi); break; case 0x252c: draw_box_drawings_light_down_and_horizontal(buf, width, height, stride, dpi); break; case 0x252d: draw_box_drawings_left_heavy_and_right_down_light(buf, width, height, stride, dpi); break; case 0x252e: draw_box_drawings_right_heavy_and_left_down_light(buf, width, height, stride, dpi); break; case 0x252f: draw_box_drawings_down_light_and_horizontal_heavy(buf, width, height, stride, dpi); break; case 0x2530: draw_box_drawings_down_heavy_and_horizontal_light(buf, width, height, stride, dpi); break; case 0x2531: draw_box_drawings_right_light_and_left_down_heavy(buf, width, height, stride, dpi); break; case 0x2532: draw_box_drawings_left_light_and_right_down_heavy(buf, width, height, stride, dpi); break; case 0x2533: draw_box_drawings_heavy_down_and_horizontal(buf, width, height, stride, dpi); break; case 0x2534: draw_box_drawings_light_up_and_horizontal(buf, width, height, stride, dpi); break; case 0x2535: draw_box_drawings_left_heavy_and_right_up_light(buf, width, height, stride, dpi); break; case 0x2536: draw_box_drawings_right_heavy_and_left_up_light(buf, width, height, stride, dpi); break; case 0x2537: draw_box_drawings_up_light_and_horizontal_heavy(buf, width, height, stride, dpi); break; case 0x2538: draw_box_drawings_up_heavy_and_horizontal_light(buf, width, height, stride, dpi); break; case 0x2539: draw_box_drawings_right_light_and_left_up_heavy(buf, width, height, stride, dpi); break; case 0x253a: draw_box_drawings_left_light_and_right_up_heavy(buf, width, height, stride, dpi); break; case 0x253b: draw_box_drawings_heavy_up_and_horizontal(buf, width, height, stride, dpi); break; case 0x253c: draw_box_drawings_light_vertical_and_horizontal(buf, width, height, stride, dpi); break; case 0x253d: draw_box_drawings_left_heavy_and_right_vertical_light(buf, width, height, stride, dpi); break; case 0x253e: draw_box_drawings_right_heavy_and_left_vertical_light(buf, width, height, stride, dpi); break; case 0x253f: draw_box_drawings_vertical_light_and_horizontal_heavy(buf, width, height, stride, dpi); break; case 0x2540: draw_box_drawings_up_heavy_and_down_horizontal_light(buf, width, height, stride, dpi); break; case 0x2541: draw_box_drawings_down_heavy_and_up_horizontal_light(buf, width, height, stride, dpi); break; case 0x2542: draw_box_drawings_vertical_heavy_and_horizontal_light(buf, width, height, stride, dpi); break; case 0x2543: draw_box_drawings_left_up_heavy_and_right_down_light(buf, width, height, stride, dpi); break; case 0x2544: draw_box_drawings_right_up_heavy_and_left_down_light(buf, width, height, stride, dpi); break; case 0x2545: draw_box_drawings_left_down_heavy_and_right_up_light(buf, width, height, stride, dpi); break; case 0x2546: draw_box_drawings_right_down_heavy_and_left_up_light(buf, width, height, stride, dpi); break; case 0x2547: draw_box_drawings_down_light_and_up_horizontal_heavy(buf, width, height, stride, dpi); break; case 0x2548: draw_box_drawings_up_light_and_down_horizontal_heavy(buf, width, height, stride, dpi); break; case 0x2549: draw_box_drawings_right_light_and_left_vertical_heavy(buf, width, height, stride, dpi); break; case 0x254a: draw_box_drawings_left_light_and_right_vertical_heavy(buf, width, height, stride, dpi); break; case 0x254b: draw_box_drawings_heavy_vertical_and_horizontal(buf, width, height, stride, dpi); break; case 0x254c: case 0x254d: case 0x254e: case 0x254f: LOG_WARN("unimplemented: box drawing: wc=%04lx", (long)wc); break; case 0x2550: draw_box_drawings_double_horizontal(buf, width, height, stride, dpi); break; case 0x2551: draw_box_drawings_double_vertical(buf, width, height, stride, dpi); break; case 0x2552: draw_box_drawings_down_single_and_right_double(buf, width, height, stride, dpi); break; case 0x2553: draw_box_drawings_down_double_and_right_single(buf, width, height, stride, dpi); break; case 0x2554: draw_box_drawings_double_down_and_right(buf, width, height, stride, dpi); break; case 0x2555: draw_box_drawings_down_single_and_left_double(buf, width, height, stride, dpi); break; case 0x2556: draw_box_drawings_down_double_and_left_single(buf, width, height, stride, dpi); break; case 0x2557: draw_box_drawings_double_down_and_left(buf, width, height, stride, dpi); break; case 0x2558: draw_box_drawings_up_single_and_right_double(buf, width, height, stride, dpi); break; case 0x2559: draw_box_drawings_up_double_and_right_single(buf, width, height, stride, dpi); break; case 0x255a: draw_box_drawings_double_up_and_right(buf, width, height, stride, dpi); break; case 0x255b: draw_box_drawings_up_single_and_left_double(buf, width, height, stride, dpi); break; case 0x255c: draw_box_drawings_up_double_and_left_single(buf, width, height, stride, dpi); break; case 0x255d: draw_box_drawings_double_up_and_left(buf, width, height, stride, dpi); break; case 0x255e: draw_box_drawings_vertical_single_and_right_double(buf, width, height, stride, dpi); break; case 0x255f: draw_box_drawings_vertical_double_and_right_single(buf, width, height, stride, dpi); break; case 0x2560: draw_box_drawings_double_vertical_and_right(buf, width, height, stride, dpi); break; case 0x2561: draw_box_drawings_vertical_single_and_left_double(buf, width, height, stride, dpi); break; case 0x2562: draw_box_drawings_vertical_double_and_left_single(buf, width, height, stride, dpi); break; case 0x2563: draw_box_drawings_double_vertical_and_left(buf, width, height, stride, dpi); break; case 0x2564: draw_box_drawings_down_single_and_horizontal_double(buf, width, height, stride, dpi); break; case 0x2565: draw_box_drawings_down_double_and_horizontal_single(buf, width, height, stride, dpi); break; case 0x2566: draw_box_drawings_double_down_and_horizontal(buf, width, height, stride, dpi); break; case 0x2567: draw_box_drawings_up_single_and_horizontal_double(buf, width, height, stride, dpi); break; case 0x2568: draw_box_drawings_up_double_and_horizontal_single(buf, width, height, stride, dpi); break; case 0x2569: draw_box_drawings_double_up_and_horizontal(buf, width, height, stride, dpi); break; case 0x256a: draw_box_drawings_vertical_single_and_horizontal_double(buf, width, height, stride, dpi); break; case 0x256b: draw_box_drawings_vertical_double_and_horizontal_single(buf, width, height, stride, dpi); break; case 0x256c: draw_box_drawings_double_vertical_and_horizontal(buf, width, height, stride, dpi); break; case 0x256d ... 0x2570: draw_box_drawings_light_arc(wc, buf, width, height, stride, dpi); break; case 0x2574: draw_box_drawings_light_left(buf, width, height, stride, dpi); break; case 0x2575: draw_box_drawings_light_up(buf, width, height, stride, dpi); break; case 0x2576: draw_box_drawings_light_right(buf, width, height, stride, dpi); break; case 0x2577: draw_box_drawings_light_down(buf, width, height, stride, dpi); break; case 0x2578: draw_box_drawings_heavy_left(buf, width, height, stride, dpi); break; case 0x2579: draw_box_drawings_heavy_up(buf, width, height, stride, dpi); break; case 0x257a: draw_box_drawings_heavy_right(buf, width, height, stride, dpi); break; case 0x257b: draw_box_drawings_heavy_down(buf, width, height, stride, dpi); break; case 0x257c: draw_box_drawings_light_left_and_heavy_right(buf, width, height, stride, dpi); break; case 0x257d: draw_box_drawings_light_up_and_heavy_down(buf, width, height, stride, dpi); break; case 0x257e: draw_box_drawings_heavy_left_and_light_right(buf, width, height, stride, dpi); break; case 0x257f: draw_box_drawings_heavy_up_and_light_down(buf, width, height, stride, dpi); break; case 0x2571: case 0x2572: case 0x2573: LOG_WARN("unimplemented: box drawing: wc=%04lx", (long)wc); break; case 0x2580: draw_upper_half_block(buf, width, height, stride, dpi); break; case 0x2581: draw_lower_one_eighth_block(buf, width, height, stride, dpi); break; case 0x2582: draw_lower_one_quarter_block(buf, width, height, stride, dpi); break; case 0x2583: draw_lower_three_eighths_block(buf, width, height, stride, dpi); break; case 0x2584: draw_lower_half_block(buf, width, height, stride, dpi); break; case 0x2585: draw_lower_five_eighths_block(buf, width, height, stride, dpi); break; case 0x2586: draw_lower_three_quarters_block(buf, width, height, stride, dpi); break; case 0x2587: draw_lower_seven_eighths_block(buf, width, height, stride, dpi); break; case 0x2588: draw_full_block(buf, width, height, stride, dpi); break; case 0x2589: draw_left_seven_eighths_block(buf, width, height, stride, dpi); break; case 0x258a: draw_left_three_quarters_block(buf, width, height, stride, dpi); break; case 0x258b: draw_left_five_eighths_block(buf, width, height, stride, dpi); break; case 0x258c: draw_left_half_block(buf, width, height, stride, dpi); break; case 0x258d: draw_left_three_eighths_block(buf, width, height, stride, dpi); break; case 0x258e: draw_left_one_quarter_block(buf, width, height, stride, dpi); break; case 0x258f: draw_left_one_eighth_block(buf, width, height, stride, dpi); break; case 0x2590: draw_right_half_block(buf, width, height, stride, dpi); break; case 0x2591: draw_light_shade(buf, width, height, stride, dpi); break; case 0x2592: draw_medium_shade(buf, width, height, stride, dpi); break; case 0x2593: draw_dark_shade(buf, width, height, stride, dpi); break; case 0x2594: draw_upper_one_eighth_block(buf, width, height, stride, dpi); break; case 0x2595: draw_right_one_eighth_block(buf, width, height, stride, dpi); break; case 0x2596: draw_quadrant_lower_left(buf, width, height, stride, dpi); break; case 0x2597: draw_quadrant_lower_right(buf, width, height, stride, dpi); break; case 0x2598: draw_quadrant_upper_left(buf, width, height, stride, dpi); break; case 0x2599: draw_quadrant_upper_left_and_lower_left_and_lower_right(buf, width, height, stride, dpi); break; case 0x259a: draw_quadrant_upper_left_and_lower_right(buf, width, height, stride, dpi); break; case 0x259b: draw_quadrant_upper_left_and_upper_right_and_lower_left(buf, width, height, stride, dpi); break; case 0x259c: draw_quadrant_upper_left_and_upper_right_and_lower_right(buf, width, height, stride, dpi); break; case 0x259d: draw_quadrant_upper_right(buf, width, height, stride, dpi); break; case 0x259e: draw_quadrant_upper_right_and_lower_left(buf, width, height, stride, dpi); break; case 0x259f: draw_quadrant_upper_right_and_lower_left_and_lower_right(buf, width, height, stride, dpi); break; case 0x1fb00 ... 0x1fb3b: draw_sextant(wc, buf, width, height, stride, dpi); break; } #if defined(__GNUC__) #pragma GCC diagnostic pop #endif } struct fcft_glyph * COLD box_drawing(const struct terminal *term, wchar_t wc) { int width = term->cell_width; int height = term->cell_height; int stride = stride_for_format_and_width(PIXMAN_a1, width); uint8_t *data = xcalloc(height * stride, 1); pixman_image_t *pix = pixman_image_create_bits_no_clear( PIXMAN_a1, width, height, (uint32_t*)data, stride); if (pix == NULL) { errno = ENOMEM; perror(__func__); abort(); } draw_glyph(wc, data, width, height, stride, term->font_dpi); struct fcft_glyph *glyph = xmalloc(sizeof(*glyph)); *glyph = (struct fcft_glyph){ .wc = wc, .cols = 1, .pix = pix, .x = 0, .y = term->fonts[0]->ascent, .width = width, .height = height, .advance = { .x = width, .y = height, }, }; return glyph; }