layout/style/nsDOMCSSRect.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 /* DOM object representing rectangle values in DOM computed style */
   7
   8 #ifndef nsDOMCSSRect_h_
   9 #define nsDOMCSSRect_h_
  10
  11 #include "mozilla/Attributes.h"
  12 #include "nsIDOMRect.h"
  13 #include "nsAutoPtr.h"
  14 #include "nsCycleCollectionParticipant.h"
  15 #include "nsWrapperCache.h"
  16
  17 class nsROCSSPrimitiveValue;
  18
  19 class nsDOMCSSRect : public nsIDOMRect,
  20                      public nsWrapperCache
  21 {
  22 public:
  23   nsDOMCSSRect(nsROCSSPrimitiveValue* aTop,
  24                nsROCSSPrimitiveValue* aRight,
  25                nsROCSSPrimitiveValue* aBottom,
  26                nsROCSSPrimitiveValue* aLeft);
  27
  28   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  29   NS_DECL_NSIDOMRECT
  30
  31   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsDOMCSSRect)
  32
  33   nsROCSSPrimitiveValue* Top() const { return mTop; }
  34   nsROCSSPrimitiveValue* Right() const { return mRight; }
  35   nsROCSSPrimitiveValue* Bottom() const { return mBottom; }
  36   nsROCSSPrimitiveValue* Left() const { return mLeft; }
  37
  38   nsISupports* GetParentObject() const { return nullptr; }
  39
  40   virtual JSObject* WrapObject(JSContext* cx)
  41     MOZ_OVERRIDE MOZ_FINAL;
  42
  43 protected:
  44   virtual ~nsDOMCSSRect(void);
  45
  46 private:
  47   nsRefPtr<nsROCSSPrimitiveValue> mTop;
  48   nsRefPtr<nsROCSSPrimitiveValue> mRight;
  49   nsRefPtr<nsROCSSPrimitiveValue> mBottom;
  50   nsRefPtr<nsROCSSPrimitiveValue> mLeft;
  51 };
  52
  53 #endif /* nsDOMCSSRect_h_ */