dom/workers/ImageData.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef mozilla_dom_workers_imagedata_h__
   6 #define mozilla_dom_workers_imagedata_h__
   7
   8 #include "Workers.h"
   9
  10 BEGIN_WORKERS_NAMESPACE
  11
  12 namespace imagedata {
  13
  14 bool
  15 InitClass(JSContext* aCx, JSObject* aGlobal);
  16
  17 JSObject*
  18 Create(JSContext* aCx, uint32_t aWidth,
  19        uint32_t aHeight, JS::Handle<JSObject*> aData);
  20
  21 /*
  22  * All data members live in private slots on the JS Object. Callers must
  23  * first check IsImageData, after which they may call the data accessors.
  24  */
  25
  26 bool
  27 IsImageData(JSObject* aObj);
  28
  29 uint32_t
  30 GetWidth(JSObject* aObj);
  31
  32 uint32_t
  33 GetHeight(JSObject* aObj);
  34
  35 JSObject*
  36 GetData(JSObject* aObj);
  37
  38 } // namespace imagedata
  39
  40 END_WORKERS_NAMESPACE
  41
  42 #endif // mozilla_dom_workers_imagedata_h__