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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef _XFA_DOCUMENT_LAYOUT_IMP_H_
#define _XFA_DOCUMENT_LAYOUT_IMP_H_
class CXFA_ItemLayoutProcessor;
class CXFA_LayoutPageMgr;
class CXFA_LayoutAppAdapter;
class CXFA_ContainerLayoutItemImpl;
class CXFA_LayoutProcessor : public IXFA_DocLayout
{
public:
CXFA_LayoutProcessor(CXFA_Document* pDocument);
~CXFA_LayoutProcessor();
virtual CXFA_Document* GetDocument() const;
virtual int32_t StartLayout(FX_BOOL bForceRestart = FALSE);
virtual int32_t DoLayout(IFX_Pause *pPause = NULL);
virtual FX_BOOL IncrementLayout();
virtual int32_t CountPages() const;
virtual IXFA_LayoutPage* GetPage(int32_t index) const;
virtual CXFA_LayoutItem* GetLayoutItem(CXFA_Node *pFormItem);
void AddChangedContainer(CXFA_Node* pContainer);
void SetForceReLayout(FX_BOOL bForceRestart)
{
m_bNeeLayout = bForceRestart;
}
CXFA_ContainerLayoutItemImpl* GetRootLayoutItem() const;
CXFA_ItemLayoutProcessor* GetRootRootItemLayoutProcessor()
{
return m_pRootItemLayoutProcessor;
}
CXFA_LayoutPageMgr* GetLayoutPageMgr()
{
return m_pLayoutPageMgr;
}
protected:
void ClearLayoutData();
FX_BOOL IsNeedLayout();
CXFA_Document* m_pDocument;
CXFA_ItemLayoutProcessor* m_pRootItemLayoutProcessor;
CXFA_LayoutPageMgr* m_pLayoutPageMgr;
CXFA_NodeArray m_rgChangedContainers;
uint32_t m_nProgressCounter;
FX_BOOL m_bNeeLayout;
};
#endif
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