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ly/src/bigclock.zig

141 lines
2.7 KiB
Zig

const std = @import("std");
const builtin = @import("builtin");
const interop = @import("interop.zig");
const utils = @import("tui/utils.zig");
const termbox = interop.termbox;
const X: u32 = if (builtin.os.tag == .linux or builtin.os.tag.isBSD()) 0x2593 else '#';
const O: u32 = 0;
pub const WIDTH: u64 = 5;
pub const HEIGHT: u64 = 5;
pub const SIZE = WIDTH * HEIGHT;
// zig fmt: off
const ZERO = [_]u32{
X,X,X,X,X,
X,X,O,X,X,
X,X,O,X,X,
X,X,O,X,X,
X,X,X,X,X,
};
const ONE = [_]u32{
O,O,O,X,X,
O,O,O,X,X,
O,O,O,X,X,
O,O,O,X,X,
O,O,O,X,X,
};
const TWO = [_]u32{
X,X,X,X,X,
O,O,O,X,X,
X,X,X,X,X,
X,X,O,O,O,
X,X,X,X,X,
};
const THREE = [_]u32{
X,X,X,X,X,
O,O,O,X,X,
X,X,X,X,X,
O,O,O,X,X,
X,X,X,X,X,
};
const FOUR = [_]u32{
X,X,O,X,X,
X,X,O,X,X,
X,X,X,X,X,
O,O,O,X,X,
O,O,O,X,X,
};
const FIVE = [_]u32{
X,X,X,X,X,
X,X,O,O,O,
X,X,X,X,X,
O,O,O,X,X,
X,X,X,X,X,
};
const SIX = [_]u32{
X,X,X,X,X,
X,X,O,O,O,
X,X,X,X,X,
X,X,O,X,X,
X,X,X,X,X,
};
const SEVEN = [_]u32{
X,X,X,X,X,
O,O,O,X,X,
O,O,O,X,X,
O,O,O,X,X,
O,O,O,X,X,
};
const EIGHT = [_]u32{
X,X,X,X,X,
X,X,O,X,X,
X,X,X,X,X,
X,X,O,X,X,
X,X,X,X,X,
};
const NINE = [_]u32{
X,X,X,X,X,
X,X,O,X,X,
X,X,X,X,X,
O,O,O,X,X,
X,X,X,X,X,
};
const S = [_]u32{
O,O,O,O,O,
O,O,X,O,O,
O,O,O,O,O,
O,O,X,O,O,
O,O,O,O,O,
};
const E = [_]u32{
O,O,O,O,O,
O,O,O,O,O,
O,O,O,O,O,
O,O,O,O,O,
O,O,O,O,O,
};
// zig fmt: on
pub fn clockCell(animate: bool, char: u8, fg: u8, bg: u8) [SIZE]termbox.tb_cell {
var cells: [SIZE]termbox.tb_cell = undefined;
var tv: std.c.timeval = undefined;
_ = std.c.gettimeofday(&tv, null);
const clock_chars = toBigNumber(if (animate and char == ':' and @divTrunc(tv.tv_usec, 500000) != 0) ' ' else char);
for (0..cells.len) |i| cells[i] = utils.initCell(clock_chars[i], fg, bg);
return cells;
}
pub fn alphaBlit(buffer: [*]termbox.tb_cell, x: u64, y: u64, tb_width: u64, tb_height: u64, cells: [SIZE]termbox.tb_cell) void {
if (x + WIDTH >= tb_width or y + HEIGHT >= tb_height) return;
for (0..HEIGHT) |yy| {
for (0..WIDTH) |xx| {
const cell = cells[yy * WIDTH + xx];
if (cell.ch != 0) buffer[(y + yy) * tb_width + (x + xx)] = cell;
}
}
}
fn toBigNumber(char: u8) []const u32 {
return switch (char) {
'0' => &ZERO,
'1' => &ONE,
'2' => &TWO,
'3' => &THREE,
'4' => &FOUR,
'5' => &FIVE,
'6' => &SIX,
'7' => &SEVEN,
'8' => &EIGHT,
'9' => &NINE,
':' => &S,
else => &E,
};
}