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56 lines
1.7 KiB
56 lines
1.7 KiB
// Copyright 2016 PDFium Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style license that can be |
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// found in the LICENSE file. |
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
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#ifndef XFA_FXFA_PARSER_CXFA_LAYOUTPROCESSOR_H_ |
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#define XFA_FXFA_PARSER_CXFA_LAYOUTPROCESSOR_H_ |
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#include <memory> |
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#include "core/fxcrt/fx_system.h" |
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#include "xfa/fxfa/parser/xfa_object.h" |
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class CXFA_ContainerLayoutItem; |
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class CXFA_Document; |
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class CXFA_ItemLayoutProcessor; |
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class CXFA_LayoutItem; |
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class CXFA_LayoutPageMgr; |
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class CXFA_Node; |
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class IFX_Pause; |
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class CXFA_LayoutProcessor { |
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public: |
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explicit CXFA_LayoutProcessor(CXFA_Document* pDocument); |
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~CXFA_LayoutProcessor(); |
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CXFA_Document* GetDocument() const; |
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int32_t StartLayout(bool bForceRestart = false); |
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int32_t DoLayout(IFX_Pause* pPause = nullptr); |
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bool IncrementLayout(); |
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int32_t CountPages() const; |
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CXFA_ContainerLayoutItem* GetPage(int32_t index) const; |
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CXFA_LayoutItem* GetLayoutItem(CXFA_Node* pFormItem); |
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void AddChangedContainer(CXFA_Node* pContainer); |
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void SetForceReLayout(bool bForceRestart) { m_bNeeLayout = bForceRestart; } |
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CXFA_ContainerLayoutItem* GetRootLayoutItem() const; |
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CXFA_ItemLayoutProcessor* GetRootRootItemLayoutProcessor() const { |
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return m_pRootItemLayoutProcessor.get(); |
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} |
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CXFA_LayoutPageMgr* GetLayoutPageMgr() const { |
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return m_pLayoutPageMgr.get(); |
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} |
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private: |
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bool IsNeedLayout(); |
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CXFA_Document* const m_pDocument; |
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std::unique_ptr<CXFA_ItemLayoutProcessor> m_pRootItemLayoutProcessor; |
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std::unique_ptr<CXFA_LayoutPageMgr> m_pLayoutPageMgr; |
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CXFA_NodeArray m_rgChangedContainers; |
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uint32_t m_nProgressCounter; |
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bool m_bNeeLayout; |
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}; |
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#endif // XFA_FXFA_PARSER_CXFA_LAYOUTPROCESSOR_H_
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