3bf76ab829
Change-Id: I7d866aab2a74bbb4c8d4f2cf7901d4b679c0cbe9 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/515516 Reviewed-by: Kevin Lubick <kjlubick@google.com> Commit-Queue: Nathaniel Nifong <nifong@google.com>
27 lines
1.0 KiB
JavaScript
27 lines
1.0 KiB
JavaScript
|
|
(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";
|