dom/canvas/CanvasPattern.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_CanvasPattern_h
   6 #define mozilla_dom_CanvasPattern_h
   7
   8 #include "mozilla/Attributes.h"
   9 #include "mozilla/dom/CanvasRenderingContext2DBinding.h"
  10 #include "mozilla/dom/CanvasRenderingContext2D.h"
  11 #include "mozilla/RefPtr.h"
  12 #include "nsISupports.h"
  13 #include "nsWrapperCache.h"
  14
  15 class nsIPrincipal;
  16
  17 namespace mozilla {
  18 namespace gfx {
  19 class SourceSurface;
  20 }
  21
  22 namespace dom {
  23 class SVGMatrix;
  24
  25 class CanvasPattern MOZ_FINAL : public nsWrapperCache
  26 {
  27   ~CanvasPattern() {}
  28 public:
  29   NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(CanvasPattern)
  30   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(CanvasPattern)
  31
  32   MOZ_BEGIN_NESTED_ENUM_CLASS(RepeatMode, uint8_t)
  33     REPEAT,
  34     REPEATX,
  35     REPEATY,
  36     NOREPEAT
  37   MOZ_END_NESTED_ENUM_CLASS(RepeatMode)
  38
  39   CanvasPattern(CanvasRenderingContext2D* aContext,
  40                 gfx::SourceSurface* aSurface,
  41                 RepeatMode aRepeat,
  42                 nsIPrincipal* principalForSecurityCheck,
  43                 bool forceWriteOnly,
  44                 bool CORSUsed)
  45     : mContext(aContext)
  46     , mSurface(aSurface)
  47     , mPrincipal(principalForSecurityCheck)
  48     , mTransform()
  49     , mForceWriteOnly(forceWriteOnly)
  50     , mCORSUsed(CORSUsed)
  51     , mRepeat(aRepeat)
  52   {
  53     SetIsDOMBinding();
  54   }
  55
  56   JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE
  57   {
  58     return CanvasPatternBinding::Wrap(aCx, this);
  59   }
  60
  61   CanvasRenderingContext2D* GetParentObject()
  62   {
  63     return mContext;
  64   }
  65
  66   // WebIDL
  67   void SetTransform(SVGMatrix& matrix);
  68
  69   nsRefPtr<CanvasRenderingContext2D> mContext;
  70   RefPtr<gfx::SourceSurface> mSurface;
  71   nsCOMPtr<nsIPrincipal> mPrincipal;
  72   mozilla::gfx::Matrix mTransform;
  73   const bool mForceWriteOnly;
  74   const bool mCORSUsed;
  75   const RepeatMode mRepeat;
  76 };
  77
  78 MOZ_FINISH_NESTED_ENUM_CLASS(CanvasPattern::RepeatMode)
  79
  80 }
  81 }
  82
  83 #endif // mozilla_dom_CanvasPattern_h