gecko-dev/dom/canvas/CanvasPattern.h

69 строки
2.0 KiB
C++

/* 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 {
struct DOMMatrix2DInit;
class CanvasPattern final : public nsWrapperCache {
~CanvasPattern() = default;
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(const DOMMatrix2DInit& aInit, ErrorResult& aError);
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