(function(CanvasKit){ CanvasKit.SkpFilePlayer = function(file_arraybuf) { // Create the instance of SkpDebugPlayer var player = new this.SkpDebugPlayer(); // Convert file (an ArrayBuffer) into a typedarray, // otherwise fileMem.set() below seems to have no effect. var fileContents = new Uint8Array(file_arraybuf); var size = fileContents.byteLength; // Allocate memory in wasm to hold the skp file selected by the user. var fileMemPtr = this._malloc(size); // Make a typed array view of that memory var fileMem = new Uint8Array(CanvasKit.HEAPU8.buffer, fileMemPtr, size); // Copy the file into it fileMem.set(fileContents); // Hand off pointer to wasm var error = player.loadSkp(fileMemPtr, size); // Free the memory that was used to hold the file, since it is now represented as an SkPicture this._free(fileMemPtr) return { 'error': error, 'player': player }; } }(Module)); // When this file is loaded in, the high level object is "Module";