conarc.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <svx/svxids.hrc>
#include <vcl/event.hxx>
 
#include <view.hxx>
#include <edtwin.hxx>
#include <wrtsh.hxx>
#include <drawbase.hxx>
#include <conarc.hxx>
 
ConstArc::ConstArc(SwWrtShell* pWrtShell, SwEditWin* pEditWin, SwView* pSwView)
    : SwDrawBase(pWrtShell, pEditWin, pSwView)
    , m_nButtonUpCount(0)
{
}
 
bool ConstArc::MouseButtonDown(const MouseEvent& rMEvt)
{
    bool bReturn = SwDrawBase::MouseButtonDown(rMEvt);
    if (bReturn && !m_nButtonUpCount)
        m_aStartPoint = m_pWin->PixelToLogic(rMEvt.GetPosPixel());
    return bReturn;
}
 
bool ConstArc::MouseButtonUp(const MouseEvent& rMEvt)
{
    bool bReturn = false;
 
    if ((m_pSh->IsDrawCreate() || m_pWin->IsDrawAction()) && rMEvt.IsLeft())
    {
        Point aPnt(m_pWin->PixelToLogic(rMEvt.GetPosPixel()));
        if (!m_nButtonUpCount && aPnt == m_aStartPoint)
        {
            SwDrawBase::MouseButtonUp(rMEvt);
            bReturn = true;
        }
        else
        {
            m_nButtonUpCount++;
 
            if (m_nButtonUpCount == 3) // Generating of circular arc finished
            {
                SwDrawBase::MouseButtonUp(rMEvt);
                m_nButtonUpCount = 0;
                bReturn = true;
            }
            else
                m_pSh->EndCreate(SdrCreateCmd::NextPoint);
        }
    }
 
    return bReturn;
}
 
void ConstArc::Activate(const sal_uInt16 nSlotId)
{
    switch (nSlotId)
    {
        case SID_DRAW_ARC:
            m_pWin->SetSdrDrawMode(SdrObjKind::CircleArc);
            break;
        case SID_DRAW_PIE:
            m_pWin->SetSdrDrawMode(SdrObjKind::CircleSection);
            break;
        case SID_DRAW_CIRCLECUT:
            m_pWin->SetSdrDrawMode(SdrObjKind::CircleCut);
            break;
        default:
            m_pWin->SetSdrDrawMode(SdrObjKind::NONE);
            break;
    }
 
    SwDrawBase::Activate(nSlotId);
}
 
void ConstArc::Deactivate()
{
    m_nButtonUpCount = 0;
 
    SwDrawBase::Deactivate();
}
 
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