ScrollHelper.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * 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/.
 *
 * 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
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you 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 .
 */
 
#pragma once
 
#include <svtools/scrolladaptor.hxx>
#include <com/sun/star/report/XSection.hpp>
#include <comphelper/propmultiplex.hxx>
#include "ReportDefines.hxx"
#include <cppuhelper/basemutex.hxx>
#include <rtl/ref.hxx>
#include "MarkedSection.hxx"
#include "ReportWindow.hxx"
 
namespace rptui
{
    class ODesignView;
    class OReportWindow;
    class OSectionView;
 
    typedef vcl::Window OScrollWindowHelper_BASE;
    class OScrollWindowHelper :     public ::cppu::BaseMutex
                                ,   public OScrollWindowHelper_BASE/*TabPage*/
                                ,   public ::comphelper::OPropertyChangeListener
                                ,   public IMarkedSection
    {
    private:
        VclPtr<ScrollAdaptor>       m_aHScroll;
        VclPtr<ScrollAdaptor>       m_aVScroll;
        Size                        m_aTotalPixelSize;
        VclPtr<ODesignView>         m_pParent;
        VclPtr<OReportWindow>       m_aReportWindow;
        ::rtl::Reference<comphelper::OPropertyChangeMultiplexer >
                                    m_pReportDefinitionMultiPlexer; // listener for property changes
 
        DECL_LINK( ScrollHdl, weld::Scrollbar&, void);
        Size ResizeScrollBars();
        void ImplInitSettings();
        void impl_initScrollBar(ScrollAdaptor& rScrollBar) const;
 
        OScrollWindowHelper(OScrollWindowHelper const &) = delete;
        void operator =(OScrollWindowHelper const &) = delete;
    protected:
        virtual void DataChanged( const DataChangedEvent& rDCEvt ) override;
        // window
        virtual void            Resize() override;
        virtual bool            EventNotify( NotifyEvent& rNEvt ) override;
        // OPropertyChangeListener
        virtual void            _propertyChanged(const css::beans::PropertyChangeEvent& _rEvent) override;
    public:
        OScrollWindowHelper( ODesignView* _pReportDesignView);
        virtual ~OScrollWindowHelper() override;
        virtual void dispose() override;
 
        void                    initialize();
 
        Point            getThumbPos() const { return Point(m_aHScroll->GetThumbPos(),m_aVScroll->GetThumbPos())/*m_aScrollOffset*/; }
        void                    setTotalSize(sal_Int32 _nWidth, sal_Int32 _nHeight);
        const Size&             getTotalSize() const { return m_aTotalPixelSize; }
        ScrollAdaptor&   GetHScroll() { return *m_aHScroll; }
        ScrollAdaptor&   GetVScroll() { return *m_aVScroll; }
 
        // forwards
        void                    SetMode( DlgEdMode _eMode );
        void                    SetInsertObj(SdrObjKind eObj, const OUString& _sShapeType);
        OUString const &        GetInsertObjString() const;
        void                    setGridSnap(bool bOn);
        void                    setDragStripes(bool bOn);
        void Copy();
 
        bool IsPasteAllowed() const;
 
        void Paste();
 
        void Delete();
 
        void SelectAll(const SdrObjKind _nObjectType);
 
        bool HasSelection() const;
 
        void                    removeSection(sal_uInt16 _nPosition);
 
        void                    addSection(const css::uno::Reference< css::report::XSection >& _xSection
                                    ,const OUString& _sColorEntry
                                    ,sal_uInt16 _nPosition);
 
        sal_uInt16                  getSectionCount() const;
 
        void                    toggleGrid(bool _bVisible);
 
        void                    unmarkAllObjects();
 
        void                    showRuler(bool _bShow);
 
        sal_Int32               getMaxMarkerWidth() const;
 
        bool                    handleKeyEvent(const KeyEvent& _rEvent);
 
        void                    setMarked(OSectionView const * _pSectionView, bool _bMark);
        void                    setMarked(const css::uno::Reference< css::report::XSection>& _xSection, bool _bMark);
        void                    setMarked(const css::uno::Sequence< css::uno::Reference< css::report::XReportComponent> >& _xShape, bool _bMark);
 
        // IMarkedSection
        OSectionWindow* getMarkedSection(NearSectionAccess nsa = CURRENT) const override;
        OSectionWindow* getSectionWindow(const css::uno::Reference< css::report::XSection>& _xSection) const;
        virtual void markSection(const sal_uInt16 _nPos) override;
 
 
        void fillCollapsedSections(::std::vector<sal_uInt16>& _rCollapsedPositions) const;
 
        void collapseSections(const css::uno::Sequence< css::beans::PropertyValue>& _aCollapsedSections);
 
        void alignMarkedObjects(ControlModification _nControlModification, bool _bAlignAtSection);
 
        sal_uInt32 getMarkedObjectCount() const;
 
        void zoom(const Fraction& _aZoom);
 
        void fillControlModelSelection(::std::vector< css::uno::Reference< css::uno::XInterface > >& _rSelection) const;
 
        sal_uInt16 getZoomFactor(SvxZoomType _eType) const;
    };
}
 
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