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vxfw(Text and RichtText): render tabs as 8 spaces
+22
-1
+10
src/vxfw/RichText.zig
+10
src/vxfw/RichText.zig
···
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var iter = ctx.graphemeIterator(span.text);
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while (iter.next()) |grapheme| {
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const char = grapheme.bytes(span.text);
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+
if (std.mem.eql(u8, char, "\t")) {
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const cell: vaxis.Cell = .{
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.char = .{ .grapheme = " ", .width = 1 },
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.style = span.style,
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+
};
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for (0..8) |_| {
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try list.append(cell);
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+
}
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continue;
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+
}
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const width = ctx.stringWidth(char);
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const cell: vaxis.Cell = .{
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.char = .{ .grapheme = char, .width = @intCast(width) },
+12
-1
src/vxfw/Text.zig
+12
-1
src/vxfw/Text.zig
···
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var char_iter = ctx.graphemeIterator(line.bytes);
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while (char_iter.next()) |char| {
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const grapheme = char.bytes(line.bytes);
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+
if (std.mem.eql(u8, grapheme, "\t")) {
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+
for (0..8) |i| {
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+
surface.writeCell(@intCast(col + i), row, .{
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.char = .{ .grapheme = " ", .width = 1 },
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.style = self.style,
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});
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}
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col += 8;
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continue;
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+
}
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const grapheme_width: u8 = @intCast(ctx.stringWidth(grapheme));
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surface.writeCell(col, row, .{
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.char = .{ .grapheme = grapheme, .width = grapheme_width },
···
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var line_iter: LineIterator = .{ .buf = self.text };
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while (line_iter.next()) |line| {
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if (row >= container_size.height) break;
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-
const line_width = ctx.stringWidth(line);
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+
// \t is default 1 wide. We add 7x the count of tab characters to get the full width
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+
const line_width = ctx.stringWidth(line) + 7 * std.mem.count(u8, line, "\t");
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defer row += 1;
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const resolved_line_width = @min(container_size.width, line_width);
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var col: u16 = switch (self.text_align) {