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Refactor text layout: fewer allocations

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This commit is contained in:
Emil Ernerfeldt
2020-05-16 17:28:15 +02:00
parent cdfd42eb3e
commit d3a3e4fa73
5 changed files with 115 additions and 75 deletions
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2
emigui/src/widgets.rs
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@@ -149,7 +149,6 @@ impl Widget for Hyperlink {
let id = ui.make_child_id(&self.url);
let font = &ui.fonts()[text_style];
let line_spacing = font.line_spacing();
// TODO: underline
let galley = font.layout_multiline(&self.text, ui.available().width());
let interact = ui.reserve_space(galley.size, Some(id));
if interact.hovered {
@@ -161,7 +160,6 @@ impl Widget for Hyperlink {
if interact.hovered {
// Underline:
// TODO: underline spaces between words too.
for fragment in &galley.fragments {
let pos = interact.rect.min;
let y = pos.y + fragment.y_offset + line_spacing;