notedeck

One damus client to rule them all
git clone git://jb55.com/notedeck
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fonts.rs (4085B)

      1 use egui::{FontData, FontDefinitions, FontTweak};
      2 use std::collections::BTreeMap;
      3 use tracing::debug;
      4 
      5 use notedeck::fonts::NamedFontFamily;
      6 
      7 // Use gossip's approach to font loading. This includes japanese fonts
      8 // for rending stuff from japanese users.
      9 pub fn setup_fonts(ctx: &egui::Context) {
     10     let mut font_data: BTreeMap<String, FontData> = BTreeMap::new();
     11     let mut families = BTreeMap::new();
     12 
     13     font_data.insert(
     14         "Onest".to_owned(),
     15         FontData::from_static(include_bytes!(
     16             "../../../assets/fonts/onest/OnestRegular1602-hint.ttf"
     17         )),
     18     );
     19 
     20     font_data.insert(
     21         "OnestMedium".to_owned(),
     22         FontData::from_static(include_bytes!(
     23             "../../../assets/fonts/onest/OnestMedium1602-hint.ttf"
     24         )),
     25     );
     26 
     27     font_data.insert(
     28         "DejaVuSans".to_owned(),
     29         FontData::from_static(include_bytes!(
     30             "../../../assets/fonts/DejaVuSansSansEmoji.ttf"
     31         )),
     32     );
     33 
     34     font_data.insert(
     35         "OnestBold".to_owned(),
     36         FontData::from_static(include_bytes!(
     37             "../../../assets/fonts/onest/OnestBold1602-hint.ttf"
     38         )),
     39     );
     40 
     41     /*
     42     font_data.insert(
     43         "DejaVuSansBold".to_owned(),
     44         FontData::from_static(include_bytes!(
     45             "../assets/fonts/DejaVuSans-Bold-SansEmoji.ttf"
     46         )),
     47     );
     48 
     49     font_data.insert(
     50         "DejaVuSans".to_owned(),
     51         FontData::from_static(include_bytes!("../assets/fonts/DejaVuSansSansEmoji.ttf")),
     52     );
     53     font_data.insert(
     54         "DejaVuSansBold".to_owned(),
     55         FontData::from_static(include_bytes!(
     56             "../assets/fonts/DejaVuSans-Bold-SansEmoji.ttf"
     57         )),
     58     );
     59     */
     60 
     61     font_data.insert(
     62         "Inconsolata".to_owned(),
     63         FontData::from_static(include_bytes!(
     64             "../../../assets/fonts/Inconsolata-Regular.ttf"
     65         ))
     66         .tweak(FontTweak {
     67             scale: 1.22,            // This font is smaller than DejaVuSans
     68             y_offset_factor: -0.18, // and too low
     69             y_offset: 0.0,
     70             baseline_offset_factor: 0.0,
     71         }),
     72     );
     73 
     74     font_data.insert(
     75         "NotoSansCJK".to_owned(),
     76         FontData::from_static(include_bytes!(
     77             "../../../assets/fonts/NotoSansCJK-Regular.ttc"
     78         )),
     79     );
     80 
     81     font_data.insert(
     82         "NotoSansThai".to_owned(),
     83         FontData::from_static(include_bytes!(
     84             "../../../assets/fonts/NotoSansThai-Regular.ttf"
     85         )),
     86     );
     87 
     88     // Some good looking emojis. Use as first priority:
     89     font_data.insert(
     90         "NotoEmoji".to_owned(),
     91         FontData::from_static(include_bytes!(
     92             "../../../assets/fonts/NotoEmoji-Regular.ttf"
     93         ))
     94         .tweak(FontTweak {
     95             scale: 1.1, // make them a touch larger
     96             y_offset_factor: 0.0,
     97             y_offset: 0.0,
     98             baseline_offset_factor: 0.0,
     99         }),
    100     );
    101 
    102     let base_fonts = vec![
    103         "DejaVuSans".to_owned(),
    104         "NotoEmoji".to_owned(),
    105         "NotoSansCJK".to_owned(),
    106         "NotoSansThai".to_owned(),
    107     ];
    108 
    109     let mut proportional = vec!["Onest".to_owned()];
    110     proportional.extend(base_fonts.clone());
    111 
    112     let mut medium = vec!["OnestMedium".to_owned()];
    113     medium.extend(base_fonts.clone());
    114 
    115     let mut mono = vec!["Inconsolata".to_owned()];
    116     mono.extend(base_fonts.clone());
    117 
    118     let mut bold = vec!["OnestBold".to_owned()];
    119     bold.extend(base_fonts.clone());
    120 
    121     let emoji = vec!["NotoEmoji".to_owned()];
    122 
    123     families.insert(egui::FontFamily::Proportional, proportional);
    124     families.insert(egui::FontFamily::Monospace, mono);
    125     families.insert(
    126         egui::FontFamily::Name(NamedFontFamily::Medium.as_str().into()),
    127         medium,
    128     );
    129     families.insert(
    130         egui::FontFamily::Name(NamedFontFamily::Bold.as_str().into()),
    131         bold,
    132     );
    133     families.insert(
    134         egui::FontFamily::Name(NamedFontFamily::Emoji.as_str().into()),
    135         emoji,
    136     );
    137 
    138     debug!("fonts: {:?}", families);
    139 
    140     let defs = FontDefinitions {
    141         font_data,
    142         families,
    143     };
    144 
    145     ctx.set_fonts(defs);
    146 }