diagramming out what I want to do here. CanvasFont will live with the buffers. Need to figure out how and where I'm going to query the font data for rendering

src/canvas/canvas_buffer.rs

@@ -5,9 +5,10 @@ use vulkano::format::{Format, R8Unorm};
 use vulkano::sampler::Sampler;
 use vulkano::descriptor::DescriptorSet;
 use vulkano::descriptor::descriptor_set::PersistentDescriptorSet;
-use vulkano::buffer::CpuAccessibleBuffer;
+use vulkano::buffer::{CpuAccessibleBuffer, BufferAccess};
 use vulkano::pipeline::GraphicsPipelineAbstract;
 use crate::canvas::canvas_text::CanvasFontHandle;
+use rusttype::Font;
 
 #[derive(Clone)]
 pub struct CanvasTexture {
@@ -52,10 +53,15 @@ impl CanvasImage {
 }
 
 #[derive(Clone)]
-pub struct CanvasText {
+pub struct CanvasFont {
+    pub(crate) handle: Arc<CanvasImageHandle>,
+    pub(crate) buffer: Arc<(dyn BufferAccess + Send + Sync)>, // Font atlas
+    pub(crate) font: Font<'static>,
+    pub(crate) name: String,
+
 }
 
-impl CanvasText {
+impl CanvasFont {
     pub fn get_descriptor_set(pipeline: Arc<dyn GraphicsPipelineAbstract + Sync + Send>)
                               -> Box<dyn DescriptorSet + Send + Sync> {
         let o: Box<dyn DescriptorSet + Send + Sync> = Box::new(