csvruler.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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 "csvcontrol.hxx"
#include "csvsplits.hxx"
 
#include <vcl/virdev.hxx>
 
class ScAccessibleCsvControl;
class ScCsvTableBox;
 
class ScCsvRuler : public ScCsvControl
{
private:
    ScCsvTableBox*              mpTableBox;         
 
    ScopedVclPtrInstance<VirtualDevice> maBackgrDev;
    ScopedVclPtrInstance<VirtualDevice> maRulerDev; 
 
    Color                       maBackColor;        
    Color                       maActiveColor;      
    Color                       maTextColor;        
    Color                       maSplitColor;       
 
    ScCsvSplits                 maSplits;           
    ScCsvSplits                 maOldSplits;        
 
    sal_Int32                   mnPosCursorLast;    
    sal_Int32                   mnPosMTStart;       
    sal_Int32                   mnPosMTCurr;        
    bool                        mbPosMTMoved;       
 
    Size                        maWinSize;          
    tools::Rectangle            maActiveRect;       
    sal_Int32                   mnSplitSize;        
    bool                        mbTracking;         
 
public:
    explicit ScCsvRuler(const ScCsvLayoutData& rData, ScCsvTableBox* pTableBox);
    virtual void SetDrawingArea(weld::DrawingArea* pDrawingArea) override;
    ScCsvTableBox* GetTableBox() { return mpTableBox; }
    virtual ~ScCsvRuler() override;
 
    // common ruler handling --------------------------------------------------
public:
    void                        ApplyLayout( const ScCsvLayoutData& rOldData );
 
private:
    void                        InitColors();
    void                        InitSizeData();
 
    void                        MoveCursor( sal_Int32 nPos, bool bScroll = true );
    void                        MoveCursorRel( ScMoveMode eDir );
    void                        MoveCursorToSplit( ScMoveMode eDir );
    void                        ScrollVertRel( ScMoveMode eDir );
 
    // split handling ---------------------------------------------------------
public:
    const ScCsvSplits&   GetSplits() const { return maSplits; }
    sal_uInt32           GetSplitCount() const
                                    { return maSplits.Count(); }
    sal_Int32            GetSplitPos( sal_uInt32 nIndex ) const
                                    { return maSplits[ nIndex ]; }
    sal_Int32                   GetNoScrollPos( sal_Int32 nPos ) const;
 
    bool                 HasSplit( sal_Int32 nPos ) const { return maSplits.HasSplit( nPos ); }
    void                        InsertSplit( sal_Int32 nPos );
    void                        RemoveSplit( sal_Int32 nPos );
    void                        MoveSplit( sal_Int32 nPos, sal_Int32 nNewPos );
    void                        RemoveAllSplits();
 
private:
    sal_Int32                   FindEmptyPos( sal_Int32 nPos, ScMoveMode eDir ) const;
 
    void                        MoveCurrSplit( sal_Int32 nNewPos );
    void                        MoveCurrSplitRel( ScMoveMode eDir );
 
    // event handling ---------------------------------------------------------
protected:
    virtual void                Resize() override;
    virtual void                GetFocus() override;
    virtual void                LoseFocus() override;
    virtual void                StyleUpdated() override;
 
    virtual bool                MouseButtonDown( const MouseEvent& rMEvt ) override;
    virtual bool                MouseMove( const MouseEvent& rMEvt ) override;
    virtual bool                MouseButtonUp( const MouseEvent& rMEvt ) override;
 
    virtual bool                KeyInput( const KeyEvent& rKEvt ) override;
 
    virtual tools::Rectangle    GetFocusRect() override;
 
private:
    void                        StartMouseTracking( sal_Int32 nPos );
    void                        MoveMouseTracking( sal_Int32 nPos );
    void                        EndMouseTracking();
 
    // painting ---------------------------------------------------------------
protected:
    virtual void                Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& ) override;
 
public:
    void                        ImplRedraw(vcl::RenderContext& rRenderContext);
 
private:
    sal_Int32            GetWidth() const { return maWinSize.Width(); }
    sal_Int32            GetHeight() const { return maWinSize.Height(); }
    void UpdateSplitSize();
 
    void                        ImplDrawArea( sal_Int32 nPosX, sal_Int32 nWidth );
    void                        ImplDrawBackgrDev();
 
    void                        ImplDrawSplit( sal_Int32 nPos );
    void                        ImplEraseSplit( sal_Int32 nPos );
    void                        ImplDrawRulerDev();
 
    void                        ImplInvertCursor( sal_Int32 nPos );
 
    void                        ImplSetMousePointer( sal_Int32 nPos );
 
    // accessibility ----------------------------------------------------------
protected:
    virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;
};
 
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