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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 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/pageint.h" | 7 #include "core/fpdfapi/fpdf_page/pageint.h" |
8 | 8 |
9 #include <limits.h> | 9 #include <limits.h> |
10 | 10 |
11 #include <algorithm> | 11 #include <algorithm> |
12 #include <memory> | 12 #include <memory> |
13 #include <utility> | 13 #include <utility> |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "core/fpdfapi/fpdf_page/cpdf_psengine.h" | 16 #include "core/fpdfapi/fpdf_page/cpdf_psengine.h" |
17 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" | 17 #include "core/fpdfapi/fpdf_parser/cpdf_array.h" |
18 #include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h" | 18 #include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h" |
19 #include "core/fpdfapi/fpdf_parser/cpdf_simple_parser.h" | 19 #include "core/fpdfapi/fpdf_parser/cpdf_simple_parser.h" |
20 #include "core/fpdfapi/fpdf_parser/cpdf_stream.h" | 20 #include "core/fpdfapi/fpdf_parser/cpdf_stream.h" |
21 #include "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h" | 21 #include "core/fpdfapi/fpdf_parser/cpdf_stream_acc.h" |
22 #include "core/fxcrt/include/fx_safe_types.h" | 22 #include "core/fxcrt/fx_safe_types.h" |
23 #include "third_party/base/numerics/safe_conversions_impl.h" | 23 #include "third_party/base/numerics/safe_conversions_impl.h" |
24 | 24 |
25 class CPDF_PSOP { | 25 class CPDF_PSOP { |
26 public: | 26 public: |
27 explicit CPDF_PSOP(PDF_PSOP op) : m_op(op), m_value(0) { | 27 explicit CPDF_PSOP(PDF_PSOP op) : m_op(op), m_value(0) { |
28 ASSERT(m_op != PSOP_CONST); | 28 ASSERT(m_op != PSOP_CONST); |
29 ASSERT(m_op != PSOP_PROC); | 29 ASSERT(m_op != PSOP_PROC); |
30 } | 30 } |
31 explicit CPDF_PSOP(FX_FLOAT value) : m_op(PSOP_CONST), m_value(value) {} | 31 explicit CPDF_PSOP(FX_FLOAT value) : m_op(PSOP_CONST), m_value(value) {} |
32 explicit CPDF_PSOP(std::unique_ptr<CPDF_PSProc> proc) | 32 explicit CPDF_PSOP(std::unique_ptr<CPDF_PSProc> proc) |
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837 return m_Type == Type::kType2ExpotentialInterpolation | 837 return m_Type == Type::kType2ExpotentialInterpolation |
838 ? static_cast<const CPDF_ExpIntFunc*>(this) | 838 ? static_cast<const CPDF_ExpIntFunc*>(this) |
839 : nullptr; | 839 : nullptr; |
840 } | 840 } |
841 | 841 |
842 const CPDF_StitchFunc* CPDF_Function::ToStitchFunc() const { | 842 const CPDF_StitchFunc* CPDF_Function::ToStitchFunc() const { |
843 return m_Type == Type::kType3Stitching | 843 return m_Type == Type::kType3Stitching |
844 ? static_cast<const CPDF_StitchFunc*>(this) | 844 ? static_cast<const CPDF_StitchFunc*>(this) |
845 : nullptr; | 845 : nullptr; |
846 } | 846 } |
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