Update glyph_brush and glow_glyph

wgpu/src/backend.rs

@@ -250,10 +250,6 @@ impl backend::Text for Backend {
     ) -> (f32, f32) {
         self.text_pipeline.measure(contents, size, font, bounds)
     }
-
-    fn space_width(&self, size: f32) -> f32 {
-        self.text_pipeline.space_width(size)
-    }
 }
 
 #[cfg(feature = "image")]

wgpu/src/text.rs

@@ -6,7 +6,6 @@ use std::{cell::RefCell, collections::HashMap};
 pub struct Pipeline {
     draw_brush: RefCell<wgpu_glyph::GlyphBrush<'static, ()>>,
     draw_font_map: RefCell<HashMap<String, wgpu_glyph::FontId>>,
-
     measure_brush: RefCell<glyph_brush::GlyphBrush<'static, ()>>,
 }
 
@@ -52,7 +51,6 @@ impl Pipeline {
         Pipeline {
             draw_brush: RefCell::new(draw_brush),
             draw_font_map: RefCell::new(HashMap::new()),
-
             measure_brush: RefCell::new(measure_brush),
         }
     }
@@ -109,20 +107,6 @@ impl Pipeline {
         }
     }
 
-    pub fn space_width(&self, size: f32) -> f32 {
-        use wgpu_glyph::GlyphCruncher;
-
-        let glyph_brush = self.measure_brush.borrow();
-
-        // TODO: Select appropriate font
-        let font = &glyph_brush.fonts()[0];
-
-        font.glyph(' ')
-            .scaled(wgpu_glyph::Scale { x: size, y: size })
-            .h_metrics()
-            .advance_width
-    }
-
     pub fn trim_measurement_cache(&mut self) {
         // TODO: We should probably use a `GlyphCalculator` for this. However,
         // it uses a lifetimed `GlyphCalculatorGuard` with side-effects on drop.