Document.hpp

/*
Copyright (C) 2019,2020,2023,2025,2026 Rodrigo Jose Hernandez Cordoba
 
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
 
http://www.apache.org/licenses/LICENSE-2.0
 
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef AEONGUI_DOCUMENT_H
#define AEONGUI_DOCUMENT_H
#include <cstdint>
#include <vector>
#include <memory>
#include <functional>
#include <algorithm>
#include "aeongui/Platform.hpp"
#include "aeongui/Canvas.hpp"
#include "aeongui/StyleSheet.hpp"
#include "aeongui/dom/Node.hpp"
#include "aeongui/dom/DOMString.hpp"
#include "aeongui/dom/USVString.hpp"
#include "aeongui/dom/Element.hpp"
namespace AeonGUI
{
    namespace DOM
    {
        class Document : public Node
        {
        public:
            DLL Document();
            DLL void Load ( const USVString& aFilename );
            DLL ~Document();
            DLL void Draw ( Canvas& aCanvas ) const;
            DLL void Draw ( Canvas& aCanvas, const std::function<void ( const Node& ) >& aPreDraw ) const;
            DLL void AdvanceTime ( double aDeltaTime );
            DLL const USVString& url() const;
            DLL NodeType nodeType() const final;
            DLL Element* getElementById ( const DOMString& aElementId ) const;
            DLL css_stylesheet* GetStyleSheet() const;
            void MarkDirty()
            {
                mFullDirty = true;
            }

            void MarkElementDirty ( Element* aElement )
            {
                mDirtyElements.push_back ( aElement );
            }

            bool IsDirty() const
            {
                return mFullDirty || !mDirtyElements.empty();
            }

            bool IsFullDirty() const
            {
                return mFullDirty;
            }

            const std::vector<Element*>& GetDirtyElements() const
            {
                return mDirtyElements;
            }

            void ClearDirty()
            {
                mFullDirty = false;
                mDirtyElements.clear();
            }

        private:
            void Load ();
            void Unload ();
            //Element* mDocumentElement{};
            StyleSheetPtr mStyleSheet{};
            USVString mUrl{};
            double mDocumentTime{0.0};
            bool mFullDirty{true};
            std::vector<Element*> mDirtyElements{};
        };
    }
}
#endif