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comparison mupdf-source/thirdparty/zxing-cpp/core/src/Content.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /*
2 * Copyright 2022 Axel Waggershauser
3 */
4 // SPDX-License-Identifier: Apache-2.0
5
6 #pragma once
7
8 #include "ByteArray.h"
9 #include "CharacterSet.h"
10 #include "ReaderOptions.h"
11
12 #include <string>
13 #include <vector>
14
15 namespace ZXing {
16
17 enum class ECI : int;
18
19 enum class ContentType { Text, Binary, Mixed, GS1, ISO15434, UnknownECI };
20 enum class AIFlag : char { None, GS1, AIM };
21
22 std::string ToString(ContentType type);
23
24 struct SymbologyIdentifier
25 {
26 char code = 0, modifier = 0, eciModifierOffset = 0;
27 AIFlag aiFlag = AIFlag::None;
28
29 std::string toString(bool hasECI = false) const
30 {
31 return code ? ']' + std::string(1, code) + static_cast<char>(modifier + eciModifierOffset * hasECI) : std::string();
32 }
33 };
34
35 class Content
36 {
37 template <typename FUNC>
38 void ForEachECIBlock(FUNC f) const;
39
40 void switchEncoding(ECI eci, bool isECI);
41 std::string render(bool withECI) const;
42
43 public:
44 struct Encoding
45 {
46 ECI eci;
47 int pos;
48 };
49
50 ByteArray bytes;
51 std::vector<Encoding> encodings;
52 SymbologyIdentifier symbology;
53 CharacterSet defaultCharset = CharacterSet::Unknown;
54 bool hasECI = false;
55
56 Content();
57 Content(ByteArray&& bytes, SymbologyIdentifier si);
58
59 void switchEncoding(ECI eci) { switchEncoding(eci, true); }
60 void switchEncoding(CharacterSet cs);
61
62 void reserve(int count) { bytes.reserve(bytes.size() + count); }
63
64 void push_back(uint8_t val) { bytes.push_back(val); }
65 void append(const std::string& str) { bytes.insert(bytes.end(), str.begin(), str.end()); }
66 void append(const ByteArray& ba) { bytes.insert(bytes.end(), ba.begin(), ba.end()); }
67 void append(const Content& other);
68
69 void operator+=(char val) { push_back(val); }
70 void operator+=(const std::string& str) { append(str); }
71
72 void erase(int pos, int n);
73 void insert(int pos, const std::string& str);
74
75 bool empty() const { return bytes.empty(); }
76 bool canProcess() const;
77
78 std::string text(TextMode mode) const;
79 std::wstring utfW() const; // utf16 or utf32 depending on the platform, i.e. on size_of(wchar_t)
80 std::string utf8() const { return render(false); }
81
82 ByteArray bytesECI() const;
83 CharacterSet guessEncoding() const;
84 ContentType type() const;
85 };
86
87 } // ZXing