From 0bc2942b2b17216598730c8f8ee30b3234c6b1ce Mon Sep 17 00:00:00 2001
From: Joscha <joscha@plugh.de>
Date: Sat, 30 Mar 2024 12:32:52 +0100
Subject: [PATCH] Turn Text into drawing

---
 showbits-thermal-printer/src/drawer.rs      | 24 ++---------------
 showbits-thermal-printer/src/drawer/text.rs | 29 +++++++++++++++++++++
 showbits-thermal-printer/src/server.rs      |  7 +++--
 3 files changed, 36 insertions(+), 24 deletions(-)
 create mode 100644 showbits-thermal-printer/src/drawer/text.rs

diff --git a/showbits-thermal-printer/src/drawer.rs b/showbits-thermal-printer/src/drawer.rs
index 55b6118..2d85b55 100644
--- a/showbits-thermal-printer/src/drawer.rs
+++ b/showbits-thermal-printer/src/drawer.rs
@@ -1,5 +1,6 @@
 mod calendar;
 mod cells;
+mod text;
 
 use image::{Luma, Pixel, RgbaImage};
 use palette::{FromColor, IntoColor, LinLumaa};
@@ -16,7 +17,7 @@ use tokio::sync::mpsc;
 
 use crate::printer::Printer;
 
-pub use self::{calendar::CalendarDrawing, cells::CellsDrawing};
+pub use self::{calendar::CalendarDrawing, cells::CellsDrawing, text::TextDrawing};
 
 #[derive(Default)]
 pub struct Context {
@@ -32,7 +33,6 @@ pub struct BoxedDrawing(Box<dyn Drawing + Send>);
 pub enum Command {
     Draw(BoxedDrawing),
 
-    Text(String),
     Image { image: RgbaImage, bright: bool },
     Photo { image: RgbaImage, title: String },
     ChatMessage { username: String, content: String },
@@ -78,7 +78,6 @@ impl Drawer {
         match command {
             Command::Draw(drawing) => drawing.0.draw(&mut self.printer, &mut self.ctx)?,
 
-            Command::Text(text) => self.on_text(text)?,
             Command::Image { image, bright } => self.on_image(image, bright)?,
             Command::Photo { image, title } => self.on_photo(image, title)?,
             Command::ChatMessage { username, content } => {
@@ -88,25 +87,6 @@ impl Drawer {
         Ok(())
     }
 
-    fn on_text(&mut self, text: String) -> anyhow::Result<()> {
-        let mut tree = Tree::<Context>::new(WHITE);
-
-        let text = Text::new()
-            .with_metrics(Text::default_metrics().scale(2.0))
-            .and_plain(text)
-            .widget(&mut self.ctx.font_stuff)
-            .node()
-            .register(&mut tree)?;
-
-        let root = Node::empty()
-            .with_size_width(percent(1.0))
-            .and_child(text)
-            .register(&mut tree)?;
-
-        self.printer.print_tree(&mut tree, &mut self.ctx, root)?;
-        Ok(())
-    }
-
     fn on_image(&mut self, mut image: RgbaImage, bright: bool) -> anyhow::Result<()> {
         let mut tree = Tree::<Context>::new(WHITE);
 
diff --git a/showbits-thermal-printer/src/drawer/text.rs b/showbits-thermal-printer/src/drawer/text.rs
new file mode 100644
index 0000000..21546bd
--- /dev/null
+++ b/showbits-thermal-printer/src/drawer/text.rs
@@ -0,0 +1,29 @@
+use showbits_common::{color::WHITE, widgets::Text, Node, Tree, WidgetExt};
+use taffy::style_helpers::percent;
+
+use crate::printer::Printer;
+
+use super::{Context, Drawing};
+
+pub struct TextDrawing(pub String);
+
+impl Drawing for TextDrawing {
+    fn draw(&self, printer: &mut Printer, ctx: &mut Context) -> anyhow::Result<()> {
+        let mut tree = Tree::<Context>::new(WHITE);
+
+        let text = Text::new()
+            .with_metrics(Text::default_metrics().scale(2.0))
+            .and_plain(&self.0)
+            .widget(&mut ctx.font_stuff)
+            .node()
+            .register(&mut tree)?;
+
+        let root = Node::empty()
+            .with_size_width(percent(1.0))
+            .and_child(text)
+            .register(&mut tree)?;
+
+        printer.print_tree(&mut tree, ctx, root)?;
+        Ok(())
+    }
+}
diff --git a/showbits-thermal-printer/src/server.rs b/showbits-thermal-printer/src/server.rs
index 4449a27..e727419 100644
--- a/showbits-thermal-printer/src/server.rs
+++ b/showbits-thermal-printer/src/server.rs
@@ -12,7 +12,7 @@ use axum::{
 use serde::Deserialize;
 use tokio::{net::TcpListener, sync::mpsc};
 
-use crate::drawer::{CalendarDrawing, CellsDrawing, Command};
+use crate::drawer::{CalendarDrawing, CellsDrawing, Command, TextDrawing};
 
 use self::{r#static::get_static_file, statuscode::status_code};
 
@@ -44,7 +44,10 @@ struct PostTextForm {
 }
 
 async fn post_text(server: State<Server>, request: Form<PostTextForm>) {
-    let _ = server.tx.send(Command::Text(request.0.text)).await;
+    let _ = server
+        .tx
+        .send(Command::draw(TextDrawing(request.0.text)))
+        .await;
 }
 
 async fn post_image(server: State<Server>, mut multipart: Multipart) -> somehow::Result<Response> {