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font: adjust cell baseline to center after modification, fix styles

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Fixes #1064
Fixes #1066
This commit is contained in:
Mitchell Hashimoto
2023-12-12 20:14:02 -08:00
parent 6403ef1198
commit dafc02e29c
1 changed files with 15 additions and 4 deletions
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19
src/font/face/Metrics.zig
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@ -32,10 +32,21 @@ pub fn apply(self: *Metrics, mods: ModifierSet) void {
.cell_height,
=> |tag| {
const original = @field(self, @tagName(tag));
@field(self, @tagName(tag)) = @max(
entry.value_ptr.apply(original),
1,
);
const new = @max(entry.value_ptr.apply(original), 1);
@field(self, @tagName(tag)) = new;
// For cell height, we have to also modify some positions
// that are absolute from the top of the cell. The main goal
// here is to center the baseline so that text is vertically
// centered in the cell.
if (comptime tag == .cell_height) {
// We split the difference in half because we want to
// center the baseline in the cell.
const diff = (new - original) / 2;
self.cell_baseline += diff;
self.underline_position += diff;
self.strikethrough_position += diff;
}
},
inline else => |tag| {