notedeck

One damus client to rule them all
git clone git://jb55.com/notedeck
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fonts.rs (3925B)

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