WIP

spritefire/src/lib.rs

@@ -6,6 +6,39 @@ use std::path::{Path, PathBuf};
 //fn simple_resize
 //  resizes every image in a folder to proper spritefire resolution
 
+//TODO:
+//struct or func for background removal
+
+enum Aspect {
+    Horizontal,
+    Vertical,
+    Square,
+}
+
+struct Crop {
+    aspect: Aspect,
+    x: u16,
+    y: u16,
+    width: u16,
+    height: u16,
+}
+impl Crop {
+    fn simple(image_path: &PathBuf) -> Self {
+        let img = image::open(image_path);
+        //Q: How to handle errors in this sort of thing?
+    }
+    fn get_aspect(image_path: &PathBuf) -> Aspect {
+        let (rx, ry) = img.dimensions();
+        if rx > ry {
+            Aspect::Horizontal
+        } else if rx < ry {
+            Aspect::Horizontal
+        } else {
+            Aspect::Square
+        }
+    }
+}
+
 pub fn build_sprites(input: &str, save: &str) -> std::io::Result<()> {
     let input_folder = Path::new(input);
     if input_folder.is_dir() {
@@ -41,6 +74,11 @@ fn simple_resize(image_path: &PathBuf, save: &str) -> Result<(), ImageError> {
     Ok(())
 }
 
+fn read_dimensions(image_path: &PathBuf) -> Result<(u32, u32), ImageError> {
+    let img = image::open(image_path)?;
+    Ok(img.dimensions())
+}
+
 //Advanced:
 //fn alpha background
 //  detects background and replaces it with an alpha layer