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1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef CORE_FPDFDOC_DOC_VT_H_ | |
8 #define CORE_FPDFDOC_DOC_VT_H_ | |
9 | |
10 #include "core/fpdfdoc/cpvt_floatrect.h" | |
11 #include "core/fpdfdoc/cpvt_lineinfo.h" | |
12 #include "core/fpdfdoc/include/cpvt_wordrange.h" | |
13 | |
14 class CPDF_VariableText; | |
15 | |
16 struct CPVT_WordInfo; | |
17 | |
18 #define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001) | |
19 #define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb))) | |
20 #define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb))) | |
21 #define IsFloatEqual(fa, fb) IsFloatZero((fa) - (fb)) | |
22 | |
23 class CLine { | |
24 public: | |
25 CLine(); | |
26 ~CLine(); | |
27 | |
28 CPVT_WordPlace GetBeginWordPlace() const; | |
29 CPVT_WordPlace GetEndWordPlace() const; | |
30 CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const; | |
31 CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const; | |
32 CPVT_WordPlace LinePlace; | |
33 CPVT_LineInfo m_LineInfo; | |
34 }; | |
35 | |
36 class CLines { | |
37 public: | |
38 CLines() : m_nTotal(0) {} | |
39 ~CLines() { RemoveAll(); } | |
40 | |
41 int32_t GetSize() const { return m_Lines.GetSize(); } | |
42 CLine* GetAt(int32_t nIndex) const { return m_Lines.GetAt(nIndex); } | |
43 void Empty() { m_nTotal = 0; } | |
44 void RemoveAll() { | |
45 for (int32_t i = 0, sz = GetSize(); i < sz; i++) { | |
46 delete GetAt(i); | |
47 } | |
48 m_Lines.RemoveAll(); | |
49 m_nTotal = 0; | |
50 } | |
51 int32_t Add(const CPVT_LineInfo& lineinfo) { | |
52 if (m_nTotal >= GetSize()) { | |
53 CLine* pLine = new CLine; | |
54 pLine->m_LineInfo = lineinfo; | |
55 m_Lines.Add(pLine); | |
56 } else if (CLine* pLine = GetAt(m_nTotal)) { | |
57 pLine->m_LineInfo = lineinfo; | |
58 } | |
59 return m_nTotal++; | |
60 } | |
61 void Clear() { | |
62 for (int32_t i = GetSize() - 1; i >= m_nTotal; i--) { | |
63 delete GetAt(i); | |
64 m_Lines.RemoveAt(i); | |
65 } | |
66 } | |
67 | |
68 private: | |
69 CFX_ArrayTemplate<CLine*> m_Lines; | |
70 int32_t m_nTotal; | |
71 }; | |
72 | |
73 class CPDF_EditContainer { | |
74 public: | |
75 CPDF_EditContainer(); | |
76 virtual ~CPDF_EditContainer(); | |
77 | |
78 virtual const CFX_FloatRect& GetPlateRect() const { return m_rcPlate; } | |
79 virtual void SetPlateRect(const CFX_FloatRect& rect) { m_rcPlate = rect; } | |
80 virtual CFX_FloatRect GetContentRect() const { return m_rcContent; } | |
81 virtual void SetContentRect(const CPVT_FloatRect& rect) { | |
82 m_rcContent = rect; | |
83 } | |
84 | |
85 FX_FLOAT GetPlateWidth() const { return m_rcPlate.right - m_rcPlate.left; } | |
86 FX_FLOAT GetPlateHeight() const { return m_rcPlate.top - m_rcPlate.bottom; } | |
87 CFX_FloatPoint GetBTPoint() const { | |
88 return CFX_FloatPoint(m_rcPlate.left, m_rcPlate.top); | |
89 } | |
90 CFX_FloatPoint InToOut(const CFX_FloatPoint& point) const { | |
91 return CFX_FloatPoint(point.x + GetBTPoint().x, GetBTPoint().y - point.y); | |
92 } | |
93 CFX_FloatPoint OutToIn(const CFX_FloatPoint& point) const { | |
94 return CFX_FloatPoint(point.x - GetBTPoint().x, GetBTPoint().y - point.y); | |
95 } | |
96 CFX_FloatRect InToOut(const CPVT_FloatRect& rect) const; | |
97 | |
98 private: | |
99 CFX_FloatRect m_rcPlate; | |
100 CPVT_FloatRect m_rcContent; | |
101 }; | |
102 | |
103 #endif // CORE_FPDFDOC_DOC_VT_H_ | |
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