109 lines
3.6 KiB
C++
109 lines
3.6 KiB
C++
// Copyright 2014 The PDFium Authors
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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_CXFA_FFPAGEVIEW_H_
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#define XFA_FXFA_CXFA_FFPAGEVIEW_H_
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#include <vector>
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#include "core/fxcrt/mask.h"
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#include "core/fxcrt/widestring.h"
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#include "fxjs/gc/heap.h"
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#include "v8/include/cppgc/garbage-collected.h"
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#include "v8/include/cppgc/member.h"
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#include "v8/include/cppgc/visitor.h"
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#include "xfa/fxfa/cxfa_ffwidget.h"
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#include "xfa/fxfa/layout/cxfa_contentlayoutitem.h"
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#include "xfa/fxfa/layout/cxfa_traversestrategy_layoutitem.h"
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#include "xfa/fxfa/layout/cxfa_viewlayoutitem.h"
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class CXFA_FFWidget;
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class CXFA_FFDocView;
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class CXFA_FFPageView final : public cppgc::GarbageCollected<CXFA_FFPageView> {
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public:
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CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
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~CXFA_FFPageView();
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void Trace(cppgc::Visitor* visitor) const;
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CXFA_ViewLayoutItem* GetLayoutItem() const { return m_pLayoutItem; }
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void SetLayoutItem(CXFA_ViewLayoutItem* pItem) { m_pLayoutItem = pItem; }
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CXFA_FFDocView* GetDocView() const;
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CFX_RectF GetPageViewRect() const;
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CFX_Matrix GetDisplayMatrix(const FX_RECT& rtDisp, int32_t iRotate) const;
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// This always returns a non-null iterator from the gc heap.
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CXFA_FFWidget::IteratorIface* CreateGCedTraverseWidgetIterator(
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Mask<XFA_WidgetStatus> dwWidgetFilter);
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private:
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CXFA_FFPageView(CXFA_FFDocView* pDocView, CXFA_Node* pPageArea);
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cppgc::Member<CXFA_Node> const m_pPageArea;
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cppgc::Member<CXFA_FFDocView> const m_pDocView;
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cppgc::Member<CXFA_ViewLayoutItem> m_pLayoutItem;
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};
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class CXFA_FFPageWidgetIterator final : public CXFA_FFWidget::IteratorIface {
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CPPGC_STACK_ALLOCATED();
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public:
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CXFA_FFPageWidgetIterator(CXFA_FFPageView* pPageView,
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Mask<XFA_WidgetStatus> dwFilter);
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~CXFA_FFPageWidgetIterator() override;
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// CXFA_FFWidget::IteratorIface:
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CXFA_FFWidget* MoveToFirst() override;
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CXFA_FFWidget* MoveToLast() override;
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CXFA_FFWidget* MoveToNext() override;
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CXFA_FFWidget* MoveToPrevious() override;
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CXFA_FFWidget* GetCurrentWidget() override;
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bool SetCurrentWidget(CXFA_FFWidget* hWidget) override;
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private:
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CXFA_LayoutItemIterator m_sIterator;
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const Mask<XFA_WidgetStatus> m_dwFilter;
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const bool m_bIgnoreRelevant;
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};
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class CXFA_FFTabOrderPageWidgetIterator final
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: public cppgc::GarbageCollected<CXFA_FFTabOrderPageWidgetIterator>,
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public CXFA_FFWidget::IteratorIface {
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public:
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CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
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~CXFA_FFTabOrderPageWidgetIterator() override;
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void Trace(cppgc::Visitor* visitor) const;
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// CXFA_FFWidget::IteratorIface:
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CXFA_FFWidget* MoveToFirst() override;
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CXFA_FFWidget* MoveToLast() override;
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CXFA_FFWidget* MoveToNext() override;
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CXFA_FFWidget* MoveToPrevious() override;
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CXFA_FFWidget* GetCurrentWidget() override;
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bool SetCurrentWidget(CXFA_FFWidget* hWidget) override;
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private:
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CXFA_FFTabOrderPageWidgetIterator(CXFA_FFPageView* pPageView,
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Mask<XFA_WidgetStatus> dwFilter);
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CXFA_FFWidget* GetTraverseWidget(CXFA_FFWidget* pWidget);
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CXFA_FFWidget* FindWidgetByName(const WideString& wsWidgetName,
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CXFA_FFWidget* pRefWidget);
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void CreateTabOrderWidgetArray();
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std::vector<CXFA_ContentLayoutItem*> CreateSpaceOrderLayoutItems();
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cppgc::Member<CXFA_ViewLayoutItem> const m_pPageViewLayout;
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std::vector<cppgc::Member<CXFA_ContentLayoutItem>> m_TabOrderWidgetArray;
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const Mask<XFA_WidgetStatus> m_dwFilter;
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int32_t m_iCurWidget = -1;
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const bool m_bIgnoreRelevant;
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};
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#endif // XFA_FXFA_CXFA_FFPAGEVIEW_H_
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