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 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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 *   ownership. The ASF licenses this file to you under the Apache
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 */

#ifndef INCLUDED_SW_INC_IDOCUMENTMARKACCESS_HXX
#define INCLUDED_SW_INC_IDOCUMENTMARKACCESS_HXX

#include <sal/types.h>
#include <IMark.hxx>
#include <memory>

class SwPaM;
struct SwPosition;
class SwTextNode;

namespace sw { namespace mark {
    class SaveBookmark; // FIXME: Ugly: SaveBookmark is a core-internal class, and should not be used in the interface
}}

/** Provides access to the marks of a document.
*/
class IDocumentMarkAccess
{
    public:
        enum class MarkType
        {
            UNO_BOOKMARK,
            DDE_BOOKMARK,
            BOOKMARK,
            CROSSREF_HEADING_BOOKMARK,
            CROSSREF_NUMITEM_BOOKMARK,
            ANNOTATIONMARK,
            TEXT_FIELDMARK,
            CHECKBOX_FIELDMARK,
            NAVIGATOR_REMINDER
        };

        typedef std::shared_ptr< ::sw::mark::IMark> pMark_t;
        typedef ::std::vector< pMark_t > container_t;
        typedef container_t::iterator iterator_t;
        typedef container_t::const_iterator const_iterator_t;
        typedef container_t::const_reverse_iterator const_reverse_iterator_t;

        /// To avoid recursive calls of deleteMark, the removal of dummy
        /// characters of fieldmarks has to be delayed; this is the baseclass
        /// that can be subclassed for that purpose.
        struct ILazyDeleter { virtual ~ILazyDeleter() { } };

        /** Generates a new mark in the document for a certain selection.

           @param rPaM
           [in] the selection being marked.

           @param rProposedName
           [in] the proposed name of the new mark.

           @param eMark
           [in] the type of the new mark.

           @returns
           a pointer to the new mark (name might have changed).
        */
        virtual ::sw::mark::IMark* makeMark(const SwPaM& rPaM,
            const OUString& rProposedName,
            MarkType eMark) = 0;

        virtual sw::mark::IFieldmark* makeFieldBookmark( const SwPaM& rPaM,
            const OUString& rName,
            const OUString& rType) = 0;
        virtual sw::mark::IFieldmark* makeNoTextFieldBookmark( const SwPaM& rPaM,
            const OUString& rName,
            const OUString& rType) = 0;

        virtual sw::mark::IMark* makeAnnotationMark(
            const SwPaM& rPaM,
            const OUString& rName ) = 0;

        /** Returns a mark in the document for a paragraph.
            If there is none, a mark will be created.

           @param rTextNode
           [in] the paragraph being marked (a selection over the paragraph is marked)

           @param eMark
           [in] the type of the new mark.

           @returns
           a pointer to the new mark (name might have changed).
        */
        virtual ::sw::mark::IMark* getMarkForTextNode(const SwTextNode& rTextNode,
            MarkType eMark) =0;

        /** Moves an existing mark to a new selection and performs needed updates.
            @param io_pMark
            [in/out] the mark to be moved

            @param rPaM
            [in] new selection to be marked
        */

        virtual void repositionMark(::sw::mark::IMark* io_pMark,
            const SwPaM& rPaM) =0;

        /** Renames an existing Mark, if possible.
            @param io_pMark
            [in/out] the mark to be renamed

            @param rNewName
            [in] new name for the mark

            @returns false, if renaming failed (because the name is already in use)
        */
            virtual bool renameMark(::sw::mark::IMark* io_pMark,
                const OUString& rNewName) =0;

        /** Corrects marks (absolute)
            This method ignores the previous position of the mark in the paragraph

            @param rOldNode
            [in] the node from which nodes should be moved

            @param rNewPos
            [in] new position to which marks will be moved, if nOffset == 0

            @param nOffset
            [in] the offset by which the mark gets positioned of rNewPos
        */
        virtual void correctMarksAbsolute(const SwNodeIndex& rOldNode,
            const SwPosition& rNewPos,
            const sal_Int32 nOffset) =0;

        /** Corrects marks (relative)
            This method uses the previous position of the mark in the paragraph as offset

            @param rOldNode
            [in] the node from which nodes should be moved

            @param rNewPos
            [in] new position to which marks from the start of the paragraph will be
                 moved, if nOffset == 0

            @param nOffset
            [in] the offset by which the mark gets positioned of rNewPos in addition to
                 its old position in the paragraph
        */
        virtual void correctMarksRelative(const SwNodeIndex& rOldNode,
            const SwPosition& rNewPos,
            const sal_Int32 nOffset) =0;

        /** Deletes marks in a range

            Note: navigator reminders are excluded

        */
        virtual void deleteMarks(
            const SwNodeIndex& rStt,
            const SwNodeIndex& rEnd,
            ::std::vector< ::sw::mark::SaveBookmark>* pSaveBkmk, // Ugly: SaveBookmark is core-internal
            const SwIndex* pSttIdx,
            const SwIndex* pEndIdx) =0;

        /** Deletes a mark.

            @param ppMark
            [in] an iterator pointing to the Mark to be deleted.
        */
        virtual std::shared_ptr<ILazyDeleter>
            deleteMark(const IDocumentMarkAccess::const_iterator_t& ppMark) =0;

        /** Deletes a mark.

            @param ppMark
            [in] the name of the mark to be deleted.
        */
        virtual void deleteMark(const ::sw::mark::IMark* const pMark) =0;

        /** Clear (deletes) all marks.
        */
        virtual void clearAllMarks() =0;

        virtual void assureSortedMarkContainers() const = 0;

        /** returns a STL-like random access iterator to the begin of the sequence of marks.
        */
        virtual const_iterator_t getAllMarksBegin() const =0;

        /** returns a STL-like random access iterator to the end of the sequence of marks.
        */
        virtual const_iterator_t getAllMarksEnd() const =0;

        /** returns the number of marks.

            Note: annotation marks are excluded
        */
        virtual sal_Int32 getAllMarksCount() const =0;

        /** Finds a mark by name.

            @param rName
            [in] the name of the mark to find.

            @returns
            an iterator pointing to the mark, or pointing to getAllMarksEnd() if nothing was found.
        */
        virtual const_iterator_t findMark(const OUString& rMark) const =0;

        // interface IBookmarks (BOOKMARK, CROSSREF_NUMITEM_BOOKMARK, CROSSREF_HEADING_BOOKMARK )

        /** returns a STL-like random access iterator to the begin of the sequence the IBookmarks.
        */
        virtual const_iterator_t getBookmarksBegin() const =0;

        /** returns a STL-like random access iterator to the end of the sequence of IBookmarks.
        */
        virtual const_iterator_t getBookmarksEnd() const =0;

        /** returns the number of IBookmarks.
        */
        virtual sal_Int32 getBookmarksCount() const =0;

        /** Finds a bookmark by name.

            @param rName
            [in] the name of the bookmark to find.

            @returns
            an iterator pointing to the bookmark, or getBookmarksEnd() if nothing was found.
        */
        virtual const_iterator_t findBookmark(const OUString& rMark) const =0;

        // Fieldmarks
        virtual ::sw::mark::IFieldmark* getFieldmarkFor(const SwPosition& pos) const =0;
        virtual ::sw::mark::IFieldmark* getFieldmarkBefore(const SwPosition& pos) const =0;
        virtual ::sw::mark::IFieldmark* getFieldmarkAfter(const SwPosition& pos) const =0;

        virtual ::sw::mark::IFieldmark* getDropDownFor(const SwPosition& pos) const=0;
        virtual std::vector< ::sw::mark::IFieldmark* > getDropDownsFor(const SwPaM &rPaM) const=0;

        // Annotation Marks
        virtual const_iterator_t getAnnotationMarksBegin() const = 0;
        virtual const_iterator_t getAnnotationMarksEnd() const = 0;
        virtual sal_Int32 getAnnotationMarksCount() const = 0;
        virtual const_iterator_t findAnnotationMark( const OUString& rName ) const = 0;
        virtual sw::mark::IMark* getAnnotationMarkFor(const SwPosition& rPosition) const = 0;

        /** Returns the MarkType used to create the mark
        */
        static SW_DLLPUBLIC MarkType GetType(const ::sw::mark::IMark& rMark);

        static SW_DLLPUBLIC OUString GetCrossRefHeadingBookmarkNamePrefix();
        static SW_DLLPUBLIC bool IsLegalPaMForCrossRefHeadingBookmark( const SwPaM& rPaM );
    protected:
        virtual ~IDocumentMarkAccess() {};
};

#endif // IDOCUMENTBOOKMARKACCESS_HXX_INCLUDED

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