Remove all dependencies on showbits-common

showbits-thermal-printer/src/color.rs

@@ -0,0 +1,13 @@
+#![allow(unused)]
+
+use palette::Srgba;
+
+pub fn image_to_palette(color: image::Rgba<u8>) -> Srgba {
+    let [r, g, b, a] = color.0;
+    Srgba::new(r, g, b, a).into_format()
+}
+
+pub fn palette_to_image(color: Srgba) -> image::Rgba<u8> {
+    let color = color.into_format::<u8, u8>();
+    image::Rgba([color.red, color.green, color.blue, color.alpha])
+}

showbits-thermal-printer/src/drawer.rs

@@ -1,20 +1,14 @@
 mod backlog;
 mod new_typst;
 
-use showbits_common::widgets::{FontStuff, HasFontStuff};
 use tokio::sync::mpsc;
 
 use crate::persistent_printer::PersistentPrinter;
 
 pub use self::{backlog::BacklogDrawing, new_typst::NewTypstDrawing};
 
-#[derive(Default)]
-pub struct Context {
-    font_stuff: FontStuff,
-}
-
 pub trait Drawing {
-    fn draw(&self, printer: &mut PersistentPrinter, ctx: &mut Context) -> anyhow::Result<()>;
+    fn draw(&self, printer: &mut PersistentPrinter) -> anyhow::Result<()>;
 }
 
 pub struct Command(Box<dyn Drawing + Send>);
@@ -25,30 +19,19 @@ impl Command {
     }
 }
 
-impl HasFontStuff for Context {
-    fn font_stuff(&mut self) -> &mut FontStuff {
-        &mut self.font_stuff
-    }
-}
-
 pub struct Drawer {
     rx: mpsc::Receiver<Command>,
     printer: PersistentPrinter,
-    ctx: Context,
 }
 
 impl Drawer {
     pub fn new(rx: mpsc::Receiver<Command>, printer: PersistentPrinter) -> Self {
-        Self {
-            rx,
-            printer,
-            ctx: Context::default(),
-        }
+        Self { rx, printer }
     }
 
     pub fn run(&mut self) -> anyhow::Result<()> {
         while let Some(command) = self.rx.blocking_recv() {
-            command.0.draw(&mut self.printer, &mut self.ctx)?;
+            command.0.draw(&mut self.printer)?;
         }
         Ok(())
     }

showbits-thermal-printer/src/drawer/backlog.rs

@@ -1,11 +1,11 @@
 use crate::persistent_printer::PersistentPrinter;
 
-use super::{Context, Drawing};
+use super::Drawing;
 
 pub struct BacklogDrawing;
 
 impl Drawing for BacklogDrawing {
-    fn draw(&self, printer: &mut PersistentPrinter, _ctx: &mut Context) -> anyhow::Result<()> {
+    fn draw(&self, printer: &mut PersistentPrinter) -> anyhow::Result<()> {
         printer.print_backlog()?;
         Ok(())
     }

showbits-thermal-printer/src/drawer/new_typst.rs

@@ -2,7 +2,7 @@ use showbits_typst::Typst;
 
 use crate::persistent_printer::PersistentPrinter;
 
-use super::{Context, Drawing};
+use super::Drawing;
 
 pub struct NewTypstDrawing(pub Typst);
 
@@ -13,7 +13,7 @@ impl NewTypstDrawing {
 }
 
 impl Drawing for NewTypstDrawing {
-    fn draw(&self, printer: &mut PersistentPrinter, _ctx: &mut Context) -> anyhow::Result<()> {
+    fn draw(&self, printer: &mut PersistentPrinter) -> anyhow::Result<()> {
         let image = self.0.render()?;
         printer.print_image(&image)?;
         Ok(())

showbits-thermal-printer/src/main.rs

@@ -1,3 +1,4 @@
+mod color;
 mod documents;
 mod drawer;
 mod persistent_printer;

showbits-thermal-printer/src/printer.rs

@@ -8,7 +8,8 @@ use escpos::{
     utils::{GS, PageCode, Protocol},
 };
 use image::{Rgba, RgbaImage};
-use showbits_common::color;
+
+use crate::color;
 
 pub struct Printer {
     printer: Option<EPrinter<FileDriver>>,
@@ -143,7 +144,7 @@ impl Printer {
     /// Instead of doing the physically accurate thing, I do what makes the most
     /// sense visually.
     fn pixel_to_bit(pixel: Rgba<u8>) -> bool {
-        let color = color::from_image_color(pixel);
+        let color = color::image_to_palette(pixel);
         let avg = (color.red + color.green + color.blue) / 3.0;
         avg < 0.5 // true == black
     }