weird old canvas version hanging around

src/canvas/canvas_state.rs

@@ -32,7 +32,7 @@ use std::fs::File;
 use std::io::Read;
 use rusttype::{Font, PositionedGlyph, Scale, Rect, point, GlyphId};
 use vulkano::pipeline::vertex::VertexDefinition;
-use crate::canvas::{CanvasTextureHandle, CanvasImageHandle, CanvasFontHandle, CompiledGraphicsPipelineHandle};
+use crate::canvas::{CanvasTextureHandle, CanvasImageHandle, CompiledGraphicsPipelineHandle, Handle};
 use crate::canvas::shader::dynamic_vertex::RuntimeVertexDef;
 
 
@@ -72,6 +72,17 @@ pub trait Drawable {
     }
 }
 
+/// Typed wrapper for a u32 font handle (index id)
+#[derive(Clone, Debug, Default, PartialEq, Eq, Hash)]
+pub struct CanvasFontHandle {
+    handle: u32
+}
+
+impl Handle for CanvasFontHandle {
+    fn get_handle(&self) -> u32 {
+        self.handle
+    }
+}
 
 
 /// Canvas state is used for storage of texture and image buffers in addition to vertex buffers