getting ready for height previews

Author: knzai

src/wasm/index.html

@@ -20,7 +20,7 @@
          let parser_images = window.wasmBindings.previews(array);
          for (const [key, images] of Object.entries(parser_images)) {
             const container = D.createElement("preview-area");
-            container.innerHTML = `<h3>${key}</h3>`
+            container.innerHTML = `<h2>${key}</h2>`
             images.forEach(src => container.appendChild(new PreviewItem(src)));
             wrapper.appendChild(container);
          }
@@ -54,7 +54,11 @@
             shadow.appendChild(fragment);
          }
          onClick() {
-            $('#width').value = this.img.width;
+            let width = this.img.width;
+            let parser = $('h2', this.parentElement).innerText;
+            $('#width').value = width;
+            $('#parser').value = parser
+            //alert(window.wasmBindings.tile_previews(parser, width));
          }
       }
       customElements.define("preview-item", PreviewItem);

src/wasm/main.rs

@@ -34,6 +34,11 @@ pub fn previews(data: &[u8]) -> JsValue {
     JsValue::from_serde(&hm).unwrap()
 }
 
+// #[wasm_bindgen]
+// pub fn tile_previews(data: &[u8], parser: String, width: usize) -> String {
+//     format!("{} {}", parser, width)
+// }
+
 pub fn preview(data: &Raw, parser: ParserType) -> Vec<String> {
     let palette = parser.image_type().default_color_palette();
     data.width_previews(parser)