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102 lines
2.5 KiB
C++
102 lines
2.5 KiB
C++
2 years ago
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// XTPFlowGraphPageHistory.cpp : implementation of the CXTPFlowGraphPageHistory class.
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//
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// This file is a part of the XTREME TOOLKIT PRO MFC class library.
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// (c)1998-2012 Codejock Software, All Rights Reserved.
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//
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// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
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// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
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// CONSENT OF CODEJOCK SOFTWARE.
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//
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// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
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// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
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// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
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// SINGLE COMPUTER.
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//
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// CONTACT INFORMATION:
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// support@codejock.com
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// http://www.codejock.com
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//
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/////////////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "Common/XTPPropExchange.h"
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#include "XTPFlowGraphElement.h"
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#include "XTPFlowGraphControl.h"
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#include "XTPFlowGraphPage.h"
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#include "XTPFlowGraphNodes.h"
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#include "XTPFlowGraphNode.h"
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#include "XTPFlowGraphPageHistory.h"
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CXTPFlowGraphPageHistory::CXTPFlowGraphPageHistory(CXTPFlowGraphControl* pControl)
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{
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m_pControl = pControl;
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}
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CXTPFlowGraphPageHistory::~CXTPFlowGraphPageHistory()
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{
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}
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BOOL CXTPFlowGraphPageHistory::CanGoBackward() const
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{
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return m_arrPageUndo.GetSize() > 0;
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}
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BOOL CXTPFlowGraphPageHistory::CanGoForward() const
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{
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return m_arrPageRedo.GetSize() > 0;
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}
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void CXTPFlowGraphPageHistory::AnimatePageTransition(CXTPFlowGraphNode* pNodeFrom, CXTPFlowGraphNode* pNodeTo)
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{
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ASSERT(pNodeFrom && pNodeTo && pNodeFrom->GetPage() != pNodeTo->GetPage());
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if (!pNodeFrom || !pNodeTo)
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return;
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CXTPFlowGraphPageHistoryItem hi = {pNodeFrom, pNodeTo};
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m_arrPageUndo.Add(hi);
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m_arrPageRedo.RemoveAll();
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m_pControl->AnimatePageTransition(pNodeFrom, pNodeTo);
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};
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void CXTPFlowGraphPageHistory::GoBackward()
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{
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if (m_arrPageUndo.GetSize() == 0)
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return;
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CXTPFlowGraphPageHistoryItem hi = m_arrPageUndo[m_arrPageUndo.GetSize() - 1];
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m_arrPageUndo.RemoveAt(m_arrPageUndo.GetSize() - 1);
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m_arrPageRedo.Add(hi);
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m_pControl->AnimatePageTransition(hi.pTo, hi.pFrom);
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}
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void CXTPFlowGraphPageHistory::GoForward()
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{
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if (m_arrPageRedo.GetSize() == 0)
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return;
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CXTPFlowGraphPageHistoryItem hi = m_arrPageRedo[m_arrPageRedo.GetSize() - 1];
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m_arrPageRedo.RemoveAt(m_arrPageRedo.GetSize() - 1);
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m_arrPageUndo.Add(hi);
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m_pControl->AnimatePageTransition(hi.pFrom, hi.pTo);
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}
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void CXTPFlowGraphPageHistory::Clear()
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{
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m_arrPageRedo.RemoveAll();
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m_arrPageUndo.RemoveAll();
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}
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