Take q32 from typeface

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "postscript"
-version = "0.18.3"
+version = "0.18.4"
 edition = "2021"
 license = "Apache-2.0/MIT"
 authors = ["Ivan Ukhov <ivan.ukhov@gmail.com>"]
@@ -14,7 +14,7 @@ keywords = ["font", "postscript", "typeface", "typography"]
 exclude = ["tests/fixtures/*"]
 
 [dependencies]
-typeface = "0.4.2"
+typeface = "0.4.3"
 
 [dev-dependencies]
 random = "0.14"

src/type2/number.rs

@@ -1,6 +1,6 @@
-use crate::Result;
+use typeface::q32;
 
-const SCALE: f32 = (1 << 16) as f32;
+use crate::Result;
 
 pub fn read<T: crate::tape::Read>(tape: &mut T) -> Result<f32> {
     let first = tape.take::<u8>()?;
@@ -9,7 +9,7 @@ pub fn read<T: crate::tape::Read>(tape: &mut T) -> Result<f32> {
         0xf7..=0xfa => ((first as i32 - 247) * 256 + tape.take::<u8>()? as i32 + 108) as f32,
         0xfb..=0xfe => (-(first as i32 - 251) * 256 - tape.take::<u8>()? as i32 - 108) as f32,
         0x1c => tape.take::<u16>()? as i16 as i32 as f32,
-        0xff => (tape.take::<i32>()? as f32) / SCALE,
+        0xff => tape.take::<q32>()?.into(),
         _ => raise!("found a malformed number"),
     })
 }