diff --git a/src/font/sprite/draw/symbols_for_legacy_computing_supplement.zig b/src/font/sprite/draw/symbols_for_legacy_computing_supplement.zig index 0a57a0439..9f7e8815d 100644 --- a/src/font/sprite/draw/symbols_for_legacy_computing_supplement.zig +++ b/src/font/sprite/draw/symbols_for_legacy_computing_supplement.zig @@ -191,3 +191,83 @@ pub fn draw1CC21_1CC2F( .on, ); } + +/// Separated Block Sextants +pub fn draw1CE51_1CE8F( + cp: u32, + canvas: *font.sprite.Canvas, + width: u32, + height: u32, + metrics: font.Metrics, +) !void { + _ = metrics; + + // Struct laid out to match the codepoint order so we can cast from it. + const Sextants = packed struct(u6) { + tl: bool, + tr: bool, + ml: bool, + mr: bool, + bl: bool, + br: bool, + }; + + const sex: Sextants = @bitCast(@as(u6, @truncate(cp - 0x1CE50))); + + const gap: i32 = @intCast(@max(1, width / 12)); + + const mid_gap_x: i32 = gap * 2 + @as(i32, @intCast(width % 2)); + const y_extra: i32 = @as(i32, @intCast(height % 3)); + const mid_gap_y: i32 = gap * 2 + @divFloor(y_extra, 2); + + const w: i32 = @divExact(@as(i32, @intCast(width)) - gap * 2 - mid_gap_x, 2); + const h: i32 = @divFloor( + @as(i32, @intCast(height)) - gap * 2 - mid_gap_y * 2, + 3, + ); + // Distribute any leftover height in to the middle row of blocks. + const h_m: i32 = @as(i32, @intCast(height)) - gap * 2 - mid_gap_y * 2 - h * 2; + + if (sex.tl) canvas.box( + gap, + gap, + gap + w, + gap + h, + .on, + ); + if (sex.tr) canvas.box( + gap + w + mid_gap_x, + gap, + gap + w + mid_gap_x + w, + gap + h, + .on, + ); + if (sex.ml) canvas.box( + gap, + gap + h + mid_gap_y, + gap + w, + gap + h + mid_gap_y + h_m, + .on, + ); + if (sex.mr) canvas.box( + gap + w + mid_gap_x, + gap + h + mid_gap_y, + gap + w + mid_gap_x + w, + gap + h + mid_gap_y + h_m, + .on, + ); + if (sex.bl) canvas.box( + gap, + gap + h + mid_gap_y + h_m + mid_gap_y, + gap + w, + gap + h + mid_gap_y + h_m + mid_gap_y + h, + .on, + ); + if (sex.br) canvas.box( + gap + w + mid_gap_x, + gap + h + mid_gap_y + h_m + mid_gap_y, + gap + w + mid_gap_x + w, + gap + h + mid_gap_y + h_m + mid_gap_y + h, + .on, + ); +} diff --git a/src/font/sprite/testdata/U+1CE00...U+1CEFF-11x21+2.png b/src/font/sprite/testdata/U+1CE00...U+1CEFF-11x21+2.png new file mode 100644 index 000000000..d47d83b74 Binary files /dev/null and b/src/font/sprite/testdata/U+1CE00...U+1CEFF-11x21+2.png differ diff --git a/src/font/sprite/testdata/U+1CE00...U+1CEFF-12x24+3.png b/src/font/sprite/testdata/U+1CE00...U+1CEFF-12x24+3.png new file mode 100644 index 000000000..6366a0ff6 Binary files /dev/null and b/src/font/sprite/testdata/U+1CE00...U+1CEFF-12x24+3.png differ diff --git a/src/font/sprite/testdata/U+1CE00...U+1CEFF-18x36+4.png b/src/font/sprite/testdata/U+1CE00...U+1CEFF-18x36+4.png new file mode 100644 index 000000000..72b744510 Binary files /dev/null and b/src/font/sprite/testdata/U+1CE00...U+1CEFF-18x36+4.png differ diff --git a/src/font/sprite/testdata/U+1CE00...U+1CEFF-9x17+1.png b/src/font/sprite/testdata/U+1CE00...U+1CEFF-9x17+1.png new file mode 100644 index 000000000..ca37ee328 Binary files /dev/null and b/src/font/sprite/testdata/U+1CE00...U+1CEFF-9x17+1.png differ