third_party/WebKit/Source/modules/csspaint/PaintWorkletGlobalScope.h

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef PaintWorkletGlobalScope_h
#define PaintWorkletGlobalScope_h

#include "bindings/core/v8/ScriptValue.h"
#include "core/dom/ExecutionContext.h"
#include "modules/ModulesExport.h"
#include "modules/worklet/WorkletGlobalScope.h"

namespace blink {

class CSSPaintDefinition;
class ExceptionState;

class MODULES_EXPORT PaintWorkletGlobalScope : public WorkletGlobalScope {
    DEFINE_WRAPPERTYPEINFO();
public:
    static RawPtr<PaintWorkletGlobalScope> create(LocalFrame*, const KURL&, const String& userAgent, PassRefPtr<SecurityOrigin>, v8::Isolate*);
    ~PaintWorkletGlobalScope() override;
    void dispose() override;

    bool isPaintWorkletGlobalScope() const final { return true; }
    void registerPaint(const String& name, const ScriptValue& ctor, ExceptionState&);

    CSSPaintDefinition* findDefinition(const String& name);

    DECLARE_VIRTUAL_TRACE();

private:
    PaintWorkletGlobalScope(LocalFrame*, const KURL&, const String& userAgent, PassRefPtr<SecurityOrigin>, v8::Isolate*);

    typedef HeapHashMap<String, Member<CSSPaintDefinition>> DefinitionMap;
    DefinitionMap m_paintDefinitions;
};

DEFINE_TYPE_CASTS(PaintWorkletGlobalScope, ExecutionContext, context, context->isPaintWorkletGlobalScope(), context.isPaintWorkletGlobalScope());

} // namespace blink

#endif // PaintWorkletGlobalScope_h