dom/canvas/CanvasPattern.h
author Sylvestre Ledru <sledru@mozilla.com>
Fri, 30 Nov 2018 11:46:48 +0100
changeset 448947 6f3709b3878117466168c40affa7bca0b60cf75b
parent 423859 a97feb8161b7a4c60a539d83cb702a6e50fab1b1
permissions -rw-r--r--
Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format # ignore-this-changeset

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_CanvasPattern_h
#define mozilla_dom_CanvasPattern_h

#include "mozilla/Attributes.h"
#include "mozilla/dom/CanvasRenderingContext2DBinding.h"
#include "mozilla/dom/CanvasRenderingContext2D.h"
#include "mozilla/RefPtr.h"
#include "nsISupports.h"
#include "nsWrapperCache.h"

class nsIPrincipal;

namespace mozilla {
namespace gfx {
class SourceSurface;
}  // namespace gfx

namespace dom {
class SVGMatrix;

class CanvasPattern final : public nsWrapperCache {
  ~CanvasPattern() {}

 public:
  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(CanvasPattern)
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(CanvasPattern)

  enum class RepeatMode : uint8_t { REPEAT, REPEATX, REPEATY, NOREPEAT };

  CanvasPattern(CanvasRenderingContext2D* aContext,
                gfx::SourceSurface* aSurface, RepeatMode aRepeat,
                nsIPrincipal* principalForSecurityCheck, bool forceWriteOnly,
                bool CORSUsed)
      : mContext(aContext),
        mSurface(aSurface),
        mPrincipal(principalForSecurityCheck),
        mTransform(),
        mForceWriteOnly(forceWriteOnly),
        mCORSUsed(CORSUsed),
        mRepeat(aRepeat) {}

  JSObject* WrapObject(JSContext* aCx,
                       JS::Handle<JSObject*> aGivenProto) override {
    return CanvasPattern_Binding::Wrap(aCx, this, aGivenProto);
  }

  CanvasRenderingContext2D* GetParentObject() { return mContext; }

  // WebIDL
  void SetTransform(SVGMatrix& matrix);

  RefPtr<CanvasRenderingContext2D> mContext;
  RefPtr<gfx::SourceSurface> mSurface;
  nsCOMPtr<nsIPrincipal> mPrincipal;
  mozilla::gfx::Matrix mTransform;
  const bool mForceWriteOnly;
  const bool mCORSUsed;
  const RepeatMode mRepeat;
};

}  // namespace dom
}  // namespace mozilla

#endif  // mozilla_dom_CanvasPattern_h