OLD | NEW |
| (Empty) |
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_PDF_VT_H_ | |
8 #define CORE_FPDFDOC_PDF_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 CPVT_Size { | |
24 public: | |
25 CPVT_Size() : x(0.0f), y(0.0f) {} | |
26 CPVT_Size(FX_FLOAT other_x, FX_FLOAT other_y) { | |
27 x = other_x; | |
28 y = other_y; | |
29 } | |
30 FX_FLOAT x, y; | |
31 }; | |
32 | |
33 struct CPVT_FloatRange { | |
34 CPVT_FloatRange() : fMin(0.0f), fMax(0.0f) {} | |
35 CPVT_FloatRange(FX_FLOAT min, FX_FLOAT max) : fMin(min), fMax(max) {} | |
36 FX_FLOAT Range() const { return fMax - fMin; } | |
37 FX_FLOAT fMin, fMax; | |
38 }; | |
39 template <class TYPE> | |
40 class CPVT_ArrayTemplate : public CFX_ArrayTemplate<TYPE> { | |
41 public: | |
42 FX_BOOL IsEmpty() { return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; } | |
43 TYPE GetAt(int nIndex) const { | |
44 if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { | |
45 return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); | |
46 } | |
47 return NULL; | |
48 } | |
49 void RemoveAt(int nIndex) { | |
50 if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { | |
51 CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex); | |
52 } | |
53 } | |
54 }; | |
55 class CLine { | |
56 public: | |
57 CLine(); | |
58 virtual ~CLine(); | |
59 CPVT_WordPlace GetBeginWordPlace() const; | |
60 CPVT_WordPlace GetEndWordPlace() const; | |
61 CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace& place) const; | |
62 CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace& place) const; | |
63 CPVT_WordPlace LinePlace; | |
64 CPVT_LineInfo m_LineInfo; | |
65 }; | |
66 class CLines { | |
67 public: | |
68 CLines() : m_nTotal(0) {} | |
69 virtual ~CLines() { RemoveAll(); } | |
70 int32_t GetSize() const { return m_Lines.GetSize(); } | |
71 CLine* GetAt(int32_t nIndex) const { return m_Lines.GetAt(nIndex); } | |
72 void Empty() { m_nTotal = 0; } | |
73 void RemoveAll() { | |
74 for (int32_t i = 0, sz = GetSize(); i < sz; i++) { | |
75 delete GetAt(i); | |
76 } | |
77 m_Lines.RemoveAll(); | |
78 m_nTotal = 0; | |
79 } | |
80 int32_t Add(const CPVT_LineInfo& lineinfo) { | |
81 if (m_nTotal >= GetSize()) { | |
82 CLine* pLine = new CLine; | |
83 pLine->m_LineInfo = lineinfo; | |
84 m_Lines.Add(pLine); | |
85 } else if (CLine* pLine = GetAt(m_nTotal)) { | |
86 pLine->m_LineInfo = lineinfo; | |
87 } | |
88 return m_nTotal++; | |
89 } | |
90 void Clear() { | |
91 for (int32_t i = GetSize() - 1; i >= m_nTotal; i--) { | |
92 delete GetAt(i); | |
93 m_Lines.RemoveAt(i); | |
94 } | |
95 } | |
96 | |
97 private: | |
98 CPVT_ArrayTemplate<CLine*> m_Lines; | |
99 int32_t m_nTotal; | |
100 }; | |
101 | |
102 class CPDF_EditContainer { | |
103 public: | |
104 CPDF_EditContainer() : m_rcPlate(0, 0, 0, 0), m_rcContent(0, 0, 0, 0) {} | |
105 virtual ~CPDF_EditContainer() {} | |
106 virtual void SetPlateRect(const CFX_FloatRect& rect) { m_rcPlate = rect; } | |
107 virtual const CFX_FloatRect& GetPlateRect() const { return m_rcPlate; } | |
108 virtual void SetContentRect(const CPVT_FloatRect& rect) { | |
109 m_rcContent = rect; | |
110 } | |
111 virtual CFX_FloatRect GetContentRect() const { return m_rcContent; } | |
112 FX_FLOAT GetPlateWidth() const { return m_rcPlate.right - m_rcPlate.left; } | |
113 FX_FLOAT GetPlateHeight() const { return m_rcPlate.top - m_rcPlate.bottom; } | |
114 CPVT_Size GetPlateSize() const { | |
115 return CPVT_Size(GetPlateWidth(), GetPlateHeight()); | |
116 } | |
117 CFX_FloatPoint GetBTPoint() const { | |
118 return CFX_FloatPoint(m_rcPlate.left, m_rcPlate.top); | |
119 } | |
120 CFX_FloatPoint GetETPoint() const { | |
121 return CFX_FloatPoint(m_rcPlate.right, m_rcPlate.bottom); | |
122 } | |
123 inline CFX_FloatPoint InToOut(const CFX_FloatPoint& point) const { | |
124 return CFX_FloatPoint(point.x + GetBTPoint().x, GetBTPoint().y - point.y); | |
125 } | |
126 inline CFX_FloatPoint OutToIn(const CFX_FloatPoint& point) const { | |
127 return CFX_FloatPoint(point.x - GetBTPoint().x, GetBTPoint().y - point.y); | |
128 } | |
129 inline CFX_FloatRect InToOut(const CPVT_FloatRect& rect) const { | |
130 CFX_FloatPoint ptLeftTop = InToOut(CFX_FloatPoint(rect.left, rect.top)); | |
131 CFX_FloatPoint ptRightBottom = | |
132 InToOut(CFX_FloatPoint(rect.right, rect.bottom)); | |
133 return CFX_FloatRect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, | |
134 ptLeftTop.y); | |
135 } | |
136 inline CPVT_FloatRect OutToIn(const CFX_FloatRect& rect) const { | |
137 CFX_FloatPoint ptLeftTop = OutToIn(CFX_FloatPoint(rect.left, rect.top)); | |
138 CFX_FloatPoint ptRightBottom = | |
139 OutToIn(CFX_FloatPoint(rect.right, rect.bottom)); | |
140 return CPVT_FloatRect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, | |
141 ptRightBottom.y); | |
142 } | |
143 | |
144 private: | |
145 CFX_FloatRect m_rcPlate; | |
146 CPVT_FloatRect m_rcContent; | |
147 }; | |
148 | |
149 #endif // CORE_FPDFDOC_PDF_VT_H_ | |
OLD | NEW |