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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "core/fpdfapi/fpdf_page/cpdf_allstates.h" | 7 #include "core/fpdfapi/fpdf_page/cpdf_allstates.h" |
8 | 8 |
9 #include "core/fpdfapi/fpdf_page/pageint.h" | 9 #include "core/fpdfapi/fpdf_page/pageint.h" |
10 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" | 10 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" |
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38 m_TextLineX = src.m_TextLineX; | 38 m_TextLineX = src.m_TextLineX; |
39 m_TextLineY = src.m_TextLineY; | 39 m_TextLineY = src.m_TextLineY; |
40 m_TextLeading = src.m_TextLeading; | 40 m_TextLeading = src.m_TextLeading; |
41 m_TextRise = src.m_TextRise; | 41 m_TextRise = src.m_TextRise; |
42 m_TextHorzScale = src.m_TextHorzScale; | 42 m_TextHorzScale = src.m_TextHorzScale; |
43 } | 43 } |
44 | 44 |
45 void CPDF_AllStates::SetLineDash(CPDF_Array* pArray, | 45 void CPDF_AllStates::SetLineDash(CPDF_Array* pArray, |
46 FX_FLOAT phase, | 46 FX_FLOAT phase, |
47 FX_FLOAT scale) { | 47 FX_FLOAT scale) { |
48 CFX_GraphStateData* pData = m_GraphState.GetPrivateCopy(); | 48 m_GraphState.MakePrivateCopy(); |
49 pData->m_DashPhase = phase * scale; | 49 m_GraphState->m_DashPhase = phase * scale; |
50 pData->SetDashCount(static_cast<int>(pArray->GetCount())); | 50 m_GraphState->SetDashCount(static_cast<int>(pArray->GetCount())); |
51 for (size_t i = 0; i < pArray->GetCount(); i++) | 51 for (size_t i = 0; i < pArray->GetCount(); i++) |
52 pData->m_DashArray[i] = pArray->GetNumberAt(i) * scale; | 52 m_GraphState->m_DashArray[i] = pArray->GetNumberAt(i) * scale; |
53 } | 53 } |
54 | 54 |
55 void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS, | 55 void CPDF_AllStates::ProcessExtGS(CPDF_Dictionary* pGS, |
56 CPDF_StreamContentParser* pParser) { | 56 CPDF_StreamContentParser* pParser) { |
57 CPDF_GeneralStateData* pGeneralState = m_GeneralState.GetPrivateCopy(); | 57 m_GeneralState.MakePrivateCopy(); |
58 for (const auto& it : *pGS) { | 58 for (const auto& it : *pGS) { |
59 const CFX_ByteString& key_str = it.first; | 59 const CFX_ByteString& key_str = it.first; |
60 CPDF_Object* pElement = it.second; | 60 CPDF_Object* pElement = it.second; |
61 CPDF_Object* pObject = pElement ? pElement->GetDirect() : nullptr; | 61 CPDF_Object* pObject = pElement ? pElement->GetDirect() : nullptr; |
62 if (!pObject) | 62 if (!pObject) |
63 continue; | 63 continue; |
64 | 64 |
65 uint32_t key = key_str.GetID(); | 65 uint32_t key = key_str.GetID(); |
66 switch (key) { | 66 switch (key) { |
67 case FXBSTR_ID('L', 'W', 0, 0): | 67 case FXBSTR_ID('L', 'W', 0, 0): |
68 m_GraphState.GetPrivateCopy()->m_LineWidth = pObject->GetNumber(); | 68 m_GraphState.MakePrivateCopy(); |
| 69 m_GraphState->m_LineWidth = pObject->GetNumber(); |
69 break; | 70 break; |
70 case FXBSTR_ID('L', 'C', 0, 0): | 71 case FXBSTR_ID('L', 'C', 0, 0): |
71 m_GraphState.GetPrivateCopy()->m_LineCap = | 72 m_GraphState.MakePrivateCopy(); |
72 (CFX_GraphStateData::LineCap)pObject->GetInteger(); | 73 m_GraphState->m_LineCap = |
| 74 static_cast<CFX_GraphStateData::LineCap>(pObject->GetInteger()); |
73 break; | 75 break; |
74 case FXBSTR_ID('L', 'J', 0, 0): | 76 case FXBSTR_ID('L', 'J', 0, 0): |
75 m_GraphState.GetPrivateCopy()->m_LineJoin = | 77 m_GraphState.MakePrivateCopy(); |
76 (CFX_GraphStateData::LineJoin)pObject->GetInteger(); | 78 m_GraphState->m_LineJoin = |
| 79 static_cast<CFX_GraphStateData::LineJoin>(pObject->GetInteger()); |
77 break; | 80 break; |
78 case FXBSTR_ID('M', 'L', 0, 0): | 81 case FXBSTR_ID('M', 'L', 0, 0): |
79 m_GraphState.GetPrivateCopy()->m_MiterLimit = pObject->GetNumber(); | 82 m_GraphState.MakePrivateCopy(); |
| 83 m_GraphState->m_MiterLimit = pObject->GetNumber(); |
80 break; | 84 break; |
81 case FXBSTR_ID('D', 0, 0, 0): { | 85 case FXBSTR_ID('D', 0, 0, 0): { |
82 CPDF_Array* pDash = pObject->AsArray(); | 86 CPDF_Array* pDash = pObject->AsArray(); |
83 if (!pDash) | 87 if (!pDash) |
84 break; | 88 break; |
85 | 89 |
86 CPDF_Array* pArray = pDash->GetArrayAt(0); | 90 CPDF_Array* pArray = pDash->GetArrayAt(0); |
87 if (!pArray) | 91 if (!pArray) |
88 break; | 92 break; |
89 | 93 |
90 SetLineDash(pArray, pDash->GetNumberAt(1), 1.0f); | 94 SetLineDash(pArray, pDash->GetNumberAt(1), 1.0f); |
91 break; | 95 break; |
92 } | 96 } |
93 case FXBSTR_ID('R', 'I', 0, 0): | 97 case FXBSTR_ID('R', 'I', 0, 0): |
94 m_GeneralState.SetRenderIntent(pObject->GetString()); | 98 m_GeneralState.SetRenderIntent(pObject->GetString()); |
95 break; | 99 break; |
96 case FXBSTR_ID('F', 'o', 'n', 't'): { | 100 case FXBSTR_ID('F', 'o', 'n', 't'): { |
97 CPDF_Array* pFont = pObject->AsArray(); | 101 CPDF_Array* pFont = pObject->AsArray(); |
98 if (!pFont) | 102 if (!pFont) |
99 break; | 103 break; |
100 | 104 |
101 m_TextState.GetPrivateCopy()->m_FontSize = pFont->GetNumberAt(1); | 105 m_TextState.MakePrivateCopy(); |
| 106 m_TextState->m_FontSize = pFont->GetNumberAt(1); |
102 m_TextState.SetFont(pParser->FindFont(pFont->GetStringAt(0))); | 107 m_TextState.SetFont(pParser->FindFont(pFont->GetStringAt(0))); |
103 break; | 108 break; |
104 } | 109 } |
105 case FXBSTR_ID('T', 'R', 0, 0): | 110 case FXBSTR_ID('T', 'R', 0, 0): |
106 if (pGS->KeyExist("TR2")) { | 111 if (pGS->KeyExist("TR2")) { |
107 continue; | 112 continue; |
108 } | 113 } |
109 case FXBSTR_ID('T', 'R', '2', 0): | 114 case FXBSTR_ID('T', 'R', '2', 0): |
110 pGeneralState->m_pTR = | 115 m_GeneralState->m_pTR = |
111 (pObject && !pObject->IsName()) ? pObject : nullptr; | 116 (pObject && !pObject->IsName()) ? pObject : nullptr; |
112 break; | 117 break; |
113 case FXBSTR_ID('B', 'M', 0, 0): { | 118 case FXBSTR_ID('B', 'M', 0, 0): { |
114 CPDF_Array* pArray = pObject->AsArray(); | 119 CPDF_Array* pArray = pObject->AsArray(); |
115 CFX_ByteString mode = | 120 CFX_ByteString mode = |
116 pArray ? pArray->GetStringAt(0) : pObject->GetString(); | 121 pArray ? pArray->GetStringAt(0) : pObject->GetString(); |
117 | 122 |
118 pGeneralState->SetBlendMode(mode.AsStringC()); | 123 m_GeneralState->SetBlendMode(mode.AsStringC()); |
119 if (pGeneralState->m_BlendType > FXDIB_BLEND_MULTIPLY) { | 124 if (m_GeneralState->m_BlendType > FXDIB_BLEND_MULTIPLY) { |
120 pParser->GetPageObjectHolder()->SetBackgroundAlphaNeeded(TRUE); | 125 pParser->GetPageObjectHolder()->SetBackgroundAlphaNeeded(TRUE); |
121 } | 126 } |
122 break; | 127 break; |
123 } | 128 } |
124 case FXBSTR_ID('S', 'M', 'a', 's'): | 129 case FXBSTR_ID('S', 'M', 'a', 's'): |
125 if (ToDictionary(pObject)) { | 130 if (ToDictionary(pObject)) { |
126 pGeneralState->m_pSoftMask = pObject; | 131 m_GeneralState->m_pSoftMask = pObject; |
127 FXSYS_memcpy(pGeneralState->m_SMaskMatrix, | 132 FXSYS_memcpy(m_GeneralState->m_SMaskMatrix, |
128 &pParser->GetCurStates()->m_CTM, sizeof(CFX_Matrix)); | 133 &pParser->GetCurStates()->m_CTM, sizeof(CFX_Matrix)); |
129 } else { | 134 } else { |
130 pGeneralState->m_pSoftMask = nullptr; | 135 m_GeneralState->m_pSoftMask = nullptr; |
131 } | 136 } |
132 break; | 137 break; |
133 case FXBSTR_ID('C', 'A', 0, 0): | 138 case FXBSTR_ID('C', 'A', 0, 0): |
134 pGeneralState->m_StrokeAlpha = ClipFloat(pObject->GetNumber()); | 139 m_GeneralState->m_StrokeAlpha = ClipFloat(pObject->GetNumber()); |
135 break; | 140 break; |
136 case FXBSTR_ID('c', 'a', 0, 0): | 141 case FXBSTR_ID('c', 'a', 0, 0): |
137 pGeneralState->m_FillAlpha = ClipFloat(pObject->GetNumber()); | 142 m_GeneralState->m_FillAlpha = ClipFloat(pObject->GetNumber()); |
138 break; | 143 break; |
139 case FXBSTR_ID('O', 'P', 0, 0): | 144 case FXBSTR_ID('O', 'P', 0, 0): |
140 pGeneralState->m_StrokeOP = pObject->GetInteger(); | 145 m_GeneralState->m_StrokeOP = pObject->GetInteger(); |
141 if (!pGS->KeyExist("op")) { | 146 if (!pGS->KeyExist("op")) { |
142 pGeneralState->m_FillOP = pObject->GetInteger(); | 147 m_GeneralState->m_FillOP = pObject->GetInteger(); |
143 } | 148 } |
144 break; | 149 break; |
145 case FXBSTR_ID('o', 'p', 0, 0): | 150 case FXBSTR_ID('o', 'p', 0, 0): |
146 pGeneralState->m_FillOP = pObject->GetInteger(); | 151 m_GeneralState->m_FillOP = pObject->GetInteger(); |
147 break; | 152 break; |
148 case FXBSTR_ID('O', 'P', 'M', 0): | 153 case FXBSTR_ID('O', 'P', 'M', 0): |
149 pGeneralState->m_OPMode = pObject->GetInteger(); | 154 m_GeneralState->m_OPMode = pObject->GetInteger(); |
150 break; | 155 break; |
151 case FXBSTR_ID('B', 'G', 0, 0): | 156 case FXBSTR_ID('B', 'G', 0, 0): |
152 if (pGS->KeyExist("BG2")) { | 157 if (pGS->KeyExist("BG2")) { |
153 continue; | 158 continue; |
154 } | 159 } |
155 case FXBSTR_ID('B', 'G', '2', 0): | 160 case FXBSTR_ID('B', 'G', '2', 0): |
156 pGeneralState->m_pBG = pObject; | 161 m_GeneralState->m_pBG = pObject; |
157 break; | 162 break; |
158 case FXBSTR_ID('U', 'C', 'R', 0): | 163 case FXBSTR_ID('U', 'C', 'R', 0): |
159 if (pGS->KeyExist("UCR2")) { | 164 if (pGS->KeyExist("UCR2")) { |
160 continue; | 165 continue; |
161 } | 166 } |
162 case FXBSTR_ID('U', 'C', 'R', '2'): | 167 case FXBSTR_ID('U', 'C', 'R', '2'): |
163 pGeneralState->m_pUCR = pObject; | 168 m_GeneralState->m_pUCR = pObject; |
164 break; | 169 break; |
165 case FXBSTR_ID('H', 'T', 0, 0): | 170 case FXBSTR_ID('H', 'T', 0, 0): |
166 pGeneralState->m_pHT = pObject; | 171 m_GeneralState->m_pHT = pObject; |
167 break; | 172 break; |
168 case FXBSTR_ID('F', 'L', 0, 0): | 173 case FXBSTR_ID('F', 'L', 0, 0): |
169 pGeneralState->m_Flatness = pObject->GetNumber(); | 174 m_GeneralState->m_Flatness = pObject->GetNumber(); |
170 break; | 175 break; |
171 case FXBSTR_ID('S', 'M', 0, 0): | 176 case FXBSTR_ID('S', 'M', 0, 0): |
172 pGeneralState->m_Smoothness = pObject->GetNumber(); | 177 m_GeneralState->m_Smoothness = pObject->GetNumber(); |
173 break; | 178 break; |
174 case FXBSTR_ID('S', 'A', 0, 0): | 179 case FXBSTR_ID('S', 'A', 0, 0): |
175 pGeneralState->m_StrokeAdjust = pObject->GetInteger(); | 180 m_GeneralState->m_StrokeAdjust = pObject->GetInteger(); |
176 break; | 181 break; |
177 case FXBSTR_ID('A', 'I', 'S', 0): | 182 case FXBSTR_ID('A', 'I', 'S', 0): |
178 pGeneralState->m_AlphaSource = pObject->GetInteger(); | 183 m_GeneralState->m_AlphaSource = pObject->GetInteger(); |
179 break; | 184 break; |
180 case FXBSTR_ID('T', 'K', 0, 0): | 185 case FXBSTR_ID('T', 'K', 0, 0): |
181 pGeneralState->m_TextKnockout = pObject->GetInteger(); | 186 m_GeneralState->m_TextKnockout = pObject->GetInteger(); |
182 break; | 187 break; |
183 } | 188 } |
184 } | 189 } |
185 pGeneralState->m_Matrix = m_CTM; | 190 m_GeneralState->m_Matrix = m_CTM; |
186 } | 191 } |
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