UI image selection (#97)

src/ui/defines.rs

@@ -11,6 +11,8 @@ pub mod ui_colors {
 }
 
 pub mod ui_images {
+    use std::path::Path;
+
     use eframe::epi::IconData;
     use egui::{ColorImage, ImageData};
 
@@ -36,6 +38,14 @@ pub mod ui_images {
             rgba: pixels.as_slice().to_vec(),
         }
     }
+    pub fn load_image_from_path(path: &Path) -> Option<ColorImage> {
+        if path.exists() {
+            if let Ok(data) = std::fs::read(path) {
+                return load_image_from_memory(&data).ok();
+            }
+        }
+        None
+    }
 
     fn load_image_from_memory(image_data: &[u8]) -> Result<ColorImage, image::ImageError> {
         let image = image::load_from_memory(image_data)?;