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textchainflow.hxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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9  * This file incorporates work covered by the following license notice:
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15  * License, Version 2.0 (the "License"); you may not use this file
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18  */
19 
20 #pragma once
21 
22 #include "textchain.hxx"
23 #include <memory>
24 
25 class SdrTextObj;
26 class SdrOutliner;
27 class NonOverflowingText;
28 class OverflowingText;
29 class TextChain;
30 class OutlinerParaObject;
31 class OFlowChainedText;
32 class UFlowChainedText;
33 
35 {
36 public:
37  TextChainFlow(SdrTextObj* pChainTarget);
38  virtual ~TextChainFlow();
39 
40  // Check for flow events in Outliner
41  virtual void CheckForFlowEvents(SdrOutliner*);
42 
44 
45  // Uses two outliners: one for the non-overflow text and one for overflowing (might be the same)
47 
48  bool IsOverflow() const;
49  bool IsUnderflow() const;
50 
51  SdrTextObj* GetLinkTarget() const;
52 
53 protected:
54  // Cursor related
58 
59  std::unique_ptr<OFlowChainedText> mpOverflChText;
60  std::unique_ptr<UFlowChainedText> mpUnderflChText;
61 
63 
64  TextChain* GetTextChain() const;
65 
68 
70 
71 private:
73 
74  void impUpdateCursorInfo();
75 
78 
80 
81  bool bUnderflow;
82  bool bOverflow;
83 };
84 
85 // NOTE: EditingTextChainFlow might be strongly coupled with behavior in SdrTextObj::onChainingEvent
87 {
88 public:
90  virtual void CheckForFlowEvents(SdrOutliner*) override;
91 
92  //virtual void ExecuteOverflow(SdrOutliner *, SdrOutliner *) override;
93 
94 protected:
95  virtual void impLeaveOnlyNonOverflowingText(SdrOutliner*) override;
96 
97  virtual void impSetFlowOutlinerParams(SdrOutliner*, SdrOutliner*) override;
98 
99 private:
100  void impBroadcastCursorInfo() const;
101 };
102 
103 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void impUpdateCursorInfo()
bool IsOverflow() const
std::unique_ptr< UFlowChainedText > mpUnderflChText
virtual void impSetFlowOutlinerParams(SdrOutliner *, SdrOutliner *)
TextChain * mpTextChain
void ExecuteUnderflow(SdrOutliner *)
void impCheckForFlowEvents(SdrOutliner *, SdrOutliner *)
virtual void impSetFlowOutlinerParams(SdrOutliner *, SdrOutliner *) override
bool IsUnderflow() const
TextChainFlow(SdrTextObj *pChainTarget)
SdrTextObj * GetLinkTarget() const
void ExecuteOverflow(SdrOutliner *, SdrOutliner *)
void impBroadcastCursorInfo() const
virtual void impLeaveOnlyNonOverflowingText(SdrOutliner *) override
std::unique_ptr< OFlowChainedText > mpOverflChText
SdrTextObj * mpTargetLink
ESelection maOverflowPosSel
TextChain * GetTextChain() const
SdrTextObj * mpNextLink
EditingTextChainFlow(SdrTextObj *)
ESelection maPostChainingSel
virtual void impLeaveOnlyNonOverflowingText(SdrOutliner *)
void impMoveChainedTextToNextLink(SdrOutliner *)
virtual ~TextChainFlow()
bool mbPossiblyCursorOut
virtual void CheckForFlowEvents(SdrOutliner *)
virtual void CheckForFlowEvents(SdrOutliner *) override