Deploying to built from @ 2f50155ad7 🚀

js/drive.js

@@ -18,3 +18,79 @@ function _base64ToBytes(base64) {
     }
     return bytes;
 }
+
+// Canvas used for image generation
+var generationCanvas = document.createElement('canvas')
+
+window.loadFileAsync = function(fullPath, bitmap, callback) {
+    // noop
+    callback = callback || (() => {});
+
+    // Make cache object
+    if (!window.fileAsyncCache) window.fileAsyncCache = {};
+
+    // Check if already loaded
+    if (window.fileAsyncCache.hasOwnProperty(fullPath)) return callback();
+
+    // Show spinner
+    if (!bitmap && window.setBusy) window.setBusy();
+
+    // Get mapping key
+    const mappingKey = fullPath.toLowerCase().replace(new RegExp("\\.[^/.]+$"), "");
+    const mappingValue = mapping[mappingKey];
+
+    // Check if this is a folder
+    if (!mappingValue || mappingValue.endsWith("h=")) {
+        console.error("Skipping loading", fullPath, mappingValue);
+        return callback();
+    }
+
+    // Get target URL
+    const iurl = "gameasync/" + mappingValue;
+
+    // Get path and filename
+    const path = "/game/" + mappingValue.substring(0, mappingValue.lastIndexOf("/"));
+    const filename = mappingValue.substring(mappingValue.lastIndexOf("/") + 1).split("?")[0];
+
+    // Main loading function
+    const load = (cb1) => {
+        getLazyAsset(iurl, filename, (data) => {
+            FS.createPreloadedFile(path, filename, new Uint8Array(data), true, true, function() {
+                window.fileAsyncCache[fullPath] = 1;
+                if (!bitmap && window.setNotBusy) window.setNotBusy();
+                if (window.fileLoadedAsync) window.fileLoadedAsync(fullPath);
+                callback();
+                if (cb1) cb1();
+            }, console.error, false, false, () => {
+                try { FS.unlink(path + "/" + filename); } catch (err) {}
+            });
+        });
+    }
+
+    // Show progress if doing it synchronously only
+    if (bitmap && bitmapSizeMapping[mappingKey]) {
+        // Get image
+        const sm = bitmapSizeMapping[mappingKey];
+        generationCanvas.width = sm[0];
+        generationCanvas.height = sm[1];
+
+        // Create dummy from data uri
+        FS.createPreloadedFile(path, filename, generationCanvas.toDataURL(), true, true, function() {
+            // Return control to C++
+            callback(); callback = () => {};
+
+            // Lazy load and refresh
+            load(() => {
+                const reloadBitmap = Module.cwrap('reloadBitmap', 'number', ['number'])
+                reloadBitmap(bitmap);
+            });
+        }, console.error, false, false, () => {
+            try { FS.unlink(path + "/" + filename); } catch (err) {}
+        });
+    } else {
+        if (bitmap) {
+            console.warn('No sizemap for image', mappingKey);
+        }
+        load();
+    }
+}