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Slight improvements to the demo (#5527)

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This commit is contained in:
Emil Ernerfeldt
2024-12-28 22:11:41 +01:00
committed by GitHub
parent 820d42802a
commit fa95351675
5 changed files with 207 additions and 198 deletions
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41
crates/egui_demo_lib/src/demo/font_book.rs
View File

@@ -85,7 +85,7 @@ impl crate::View for FontBook {
ui.horizontal_wrapped(|ui| {
ui.spacing_mut().item_spacing = egui::Vec2::splat(2.0);
for (&chr, glyph_info) in available_glyphs {
for (&chr, glyph_info) in available_glyphs.iter() {
if filter.is_empty()
|| glyph_info.name.contains(filter)
|| *filter == chr.to_string()
@@ -96,13 +96,9 @@ impl crate::View for FontBook {
.frame(false);
let tooltip_ui = |ui: &mut egui::Ui| {
ui.label(
egui::RichText::new(chr.to_string()).font(self.font_id.clone()),
);
ui.label(format!(
"{}\nU+{:X}\n\nFound in: {:?}\n\nClick to copy",
glyph_info.name, chr as u32, glyph_info.fonts
));
let font_id = self.font_id.clone();
char_info_ui(ui, chr, glyph_info, font_id);
};
if ui.add(button).on_hover_ui(tooltip_ui).clicked() {
@@ -115,6 +111,35 @@ impl crate::View for FontBook {
}
}
fn char_info_ui(ui: &mut egui::Ui, chr: char, glyph_info: &GlyphInfo, font_id: egui::FontId) {
let resp = ui.label(egui::RichText::new(chr.to_string()).font(font_id));
egui::Grid::new("char_info")
.num_columns(2)
.striped(true)
.show(ui, |ui| {
ui.label("Name");
ui.label(glyph_info.name.clone());
ui.end_row();
ui.label("Hex");
ui.label(format!("{:X}", chr as u32));
ui.end_row();
ui.label("Width");
ui.label(format!("{:.1} pts", resp.rect.width()));
ui.end_row();
ui.label("Fonts");
ui.label(
format!("{:?}", glyph_info.fonts)
.trim_start_matches('[')
.trim_end_matches(']'),
);
ui.end_row();
});
}
fn available_characters(ui: &egui::Ui, family: egui::FontFamily) -> BTreeMap<char, GlyphInfo> {
ui.fonts(|f| {
f.lock()