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LibPDF: Add support for builtin and custom Encodings
This commit is contained in:
Matthew Olsson
Andreas Kling
parent
1f9aed2617
commit
8441fa2bc4
Notes:
sideshowbarker
2024-07-17 16:35:37 +09:00
Author: https://github.com/mattco98 Commit: https://github.com/SerenityOS/serenity/commit/8441fa2bc4 Pull-request: https://github.com/SerenityOS/serenity/pull/13204
@ -2,6 +2,7 @@ set(SOURCES
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ColorSpace.cpp
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CommonNames.cpp
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Document.cpp
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Encoding.cpp
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Filter.cpp
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ObjectDerivatives.cpp
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Parser.cpp
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@ -15,6 +15,7 @@
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V(BG) \
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V(BG2) \
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V(BM) \
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V(BaseEncoding) \
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V(BaseFont) \
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V(BlackPoint) \
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V(C) \
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@ -33,6 +34,7 @@
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V(DeviceCMYK) \
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V(DeviceGray) \
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V(DeviceRGB) \
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V(Differences) \
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V(E) \
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V(ExtGState) \
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V(F) \
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164
Userland/Libraries/LibPDF/Encoding.cpp
Normal file
164
Userland/Libraries/LibPDF/Encoding.cpp
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@ -0,0 +1,164 @@
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/*
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* Copyright (c) 2022, Matthew Olsson <mattco@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Utf8View.h>
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#include <LibPDF/CommonNames.h>
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#include <LibPDF/Encoding.h>
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namespace PDF {
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PDFErrorOr<NonnullRefPtr<Encoding>> Encoding::from_object(Document* document, NonnullRefPtr<Object> const& obj)
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{
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if (obj->is<NameObject>()) {
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auto name = obj->cast<NameObject>()->name();
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if (name == "StandardEncoding")
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return standard_encoding();
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if (name == "MacRomanEncoding")
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return mac_encoding();
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if (name == "WinAnsiEncoding")
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return windows_encoding();
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VERIFY_NOT_REACHED();
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}
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// Make a custom encoding
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auto dict = obj->cast<DictObject>();
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// FIXME: If this entry is absent, the Differences entry shall describe differences
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// from an implicit base encoding. For a font program that is embedded in the
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// PDF file, the implicit base encoding shall be a font program's built-in
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// encoding [...]. Otherwise, for a nonsymbolic font, it shall be
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// StandardEncoding, and for a symbolic font, it shall be the font's built-in
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// encoding.
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auto base_encoding_obj = MUST(dict->get_object(document, CommonNames::BaseEncoding));
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auto base_encoding = TRY(Encoding::from_object(document, base_encoding_obj));
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auto encoding = adopt_ref(*new Encoding());
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// Build a String -> Character mapping for handling the differences map
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HashMap<String, CharDescriptor> base_encoding_name_mapping;
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for (auto& [code_point, descriptor] : base_encoding->descriptors()) {
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encoding->m_descriptors.set(code_point, descriptor);
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base_encoding_name_mapping.set(descriptor.name, descriptor);
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}
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auto differences_array = TRY(dict->get_array(document, CommonNames::Differences));
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HashMap<u16, String> differences_map;
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u16 current_code_point = 0;
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bool first = true;
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for (auto& item : *differences_array) {
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if (item.has_u32()) {
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current_code_point = item.to_int();
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first = false;
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} else {
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VERIFY(item.has<NonnullRefPtr<Object>>());
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VERIFY(!first);
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auto& object = item.get<NonnullRefPtr<Object>>();
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auto name = object->cast<NameObject>()->name();
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auto character = base_encoding_name_mapping.get(name);
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VERIFY(character.has_value());
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encoding->m_descriptors.set(current_code_point, character.value());
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current_code_point++;
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}
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::standard_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, standard_code, mac_code, win_code, pdf_code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(standard_code, { string, name##_code_point });
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ENUMERATE_LATIN_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::mac_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, standard_code, mac_code, win_code, pdf_code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(mac_code, { string, name##_code_point });
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ENUMERATE_LATIN_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::windows_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, standard_code, mac_code, win_code, pdf_code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(win_code, { string, name##_code_point });
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ENUMERATE_LATIN_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::pdf_doc_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, standard_code, mac_code, win_code, pdf_code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(pdf_code, { string, name##_code_point });
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ENUMERATE_LATIN_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::symbol_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(code, { string, name##_code_point });
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ENUMERATE_SYMBOL_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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NonnullRefPtr<Encoding> Encoding::zapf_encoding()
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{
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static NonnullRefPtr<Encoding> encoding = adopt_ref(*new Encoding());
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if (encoding->m_descriptors.is_empty()) {
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#define ENUMERATE(string, name, code) \
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auto name##_code_point = *Utf8View(StringView(string)).begin(); \
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encoding->m_descriptors.set(code, { string, name##_code_point });
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ENUMERATE_ZAPF_DINGBATS_CHARACTER_SET(ENUMERATE)
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#undef ENUMERATE
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}
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return encoding;
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}
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CharDescriptor const& Encoding::get_char_code_descriptor(u16 char_code) const
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{
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return const_cast<Encoding*>(this)->m_descriptors.ensure(char_code);
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}
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}
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652
Userland/Libraries/LibPDF/Encoding.h
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652
Userland/Libraries/LibPDF/Encoding.h
Normal file
@ -0,0 +1,652 @@
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/*
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* Copyright (c) 2022, Matthew Olsson <mattco@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/HashMap.h>
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#include <LibPDF/ObjectDerivatives.h>
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// Appendix D.2: Latin Character Set and Encodings
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#define ENUMERATE_LATIN_CHARACTER_SET(V) \
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V("A", A, 65, 65, 65, 65) \
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V("Æ", AE, 225, 174, 198, 198) \
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V("Á", Aacute, -1, 231, 193, 193) \
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V("Â", Acircumflex, -1, 229, 194, 194) \
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V("Ä", Adieresis, -1, 128, 196, 196) \
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V("À", Agrave, -1, 203, 192, 192) \
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V("Å", Aring, -1, 129, 197, 197) \
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V("Ã", Atilde, -1, 204, 195, 195) \
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V("B", B, 66, 66, 66, 66) \
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V("C", C, 67, 67, 67, 67) \
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V("Ç", Ccedilla, -1, 130, 199, 199) \
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V("D", D, 68, 68, 68, 68) \
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V("E", E, 69, 69, 69, 69) \
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V("É", Eacute, -1, 131, 201, 201) \
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V("Ê", Ecircumflex, -1, 230, 202, 202) \
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V("Ë", Edieresis, -1, 232, 203, 203) \
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V("È", Egrave, -1, 233, 200, 200) \
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V("Ð", Eth, -1, -1, 208, 208) \
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V("€", Euro, -1, -1, 128, 160) /* FIXME: Note 1 */ \
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V("F", F, 70, 70, 70, 70) \
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V("G", G, 71, 71, 71, 71) \
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V("H", H, 72, 72, 72, 72) \
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V("I", I, 73, 73, 73, 73) \
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V("Í", Iacute, -1, 234, 205, 205) \
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V("Î", Icircumflex, -1, 235, 206, 206) \
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V("Ï", Idieresis, -1, 236, 207, 207) \
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V("Ì", Igrave, -1, 237, 204, 204) \
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V("J", J, 74, 74, 74, 74) \
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V("K", K, 75, 75, 75, 75) \
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V("L", L, 76, 76, 76, 76) \
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V("Ł", Lslash, 232, -1, -1, 149) \
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V("M", M, 77, 77, 77, 77) \
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V("N", N, 78, 78, 78, 78) \
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V("Ñ", Ntilde, -1, 132, 209, 209) \
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V("O", O, 79, 79, 79, 79) \
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V("Œ", OE, 234, 206, 140, 150) \
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V("Ó", Oacute, -1, 238, 211, 211) \
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V("Ô", Ocircumflex, -1, 239, 212, 212) \
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V("Ö", Odieresis, -1, 133, 214, 214) \
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V("Ò", Ograve, -1, 241, 210, 210) \
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V("Ø", Oslash, 233, 175, 216, 216) \
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V("Õ", Otilde, -1, 205, 213, 213) \
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V("P", P, 80, 80, 80, 80) \
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V("Q", Q, 81, 81, 81, 81) \
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V("R", R, 82, 82, 82, 82) \
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V("S", S, 83, 83, 83, 83) \
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V("Š", Scaron, -1, -1, 138, 151) \
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V("T", T, 84, 84, 84, 84) \
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V("Þ", Thorn, -1, -1, 222, 222) \
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V("U", U, 85, 85, 85, 85) \
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V("Ú", Uacute, -1, 242, 218, 218) \
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V("Û", Ucircumflex, -1, 243, 219, 219) \
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V("Ü", Udieresis, -1, 134, 220, 220) \
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V("Ù", Ugrave, -1, 244, 217, 217) \
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V("V", V, 86, 86, 86, 86) \
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V("W", W, 87, 87, 87, 87) \
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V("X", X, 88, 88, 88, 88) \
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V("Y", Y, 89, 89, 89, 89) \
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V("Ý", Yacute, -1, -1, 221, 221) \
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V("Ÿ", Ydieresis, -1, 217, 159, 152) \
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V("Z", Z, 90, 90, 90, 90) \
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V("Ž", Zcaron, -1, -1, 142, 153) /* FIXME: Note 2 */ \
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V("a", a, 97, 97, 97, 97) \
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V("á", aacute, -1, 135, 225, 225) \
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V("â", acircumflex, -1, 137, 226, 226) \
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V("́", acute, 194, 171, 180, 180) \
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V("ä", adieresis, -1, 138, 228, 228) \
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V("æ", ae, 241, 190, 230, 230) \
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V("à", agrave, -1, 136, 224, 224) \
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V("&", ampersand, 38, 38, 38, 38) \
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V("å", aring, -1, 140, 229, 229) \
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V("^", asciicircum, 94, 94, 94, 94) \
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V("~", asciitilde, 126, 126, 126, 126) \
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V("*", asterisk, 42, 42, 42, 42) \
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V("@", at, 64, 64, 64, 64) \
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V("ã", atilde, -1, 139, 227, 227) \
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V("b", b, 98, 98, 98, 98) \
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V("\\", backslash, 92, 92, 92, 92) \
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V("|", bar, 124, 124, 124, 124) \
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V("{", braceleft, 123, 123, 123, 123) \
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V("}", braceright, 125, 125, 125, 125) \
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V("[", bracketleft, 91, 91, 91, 91) \
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V("]", bracketright, 93, 93, 93, 93) \
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V(" ̆", breve, 198, 249, -1, 24) \
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V("¦", brokenbar, -1, -1, 166, 166) \
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V("•", bullet, 183, 165, 149, 128) /* FIXME: Note 3 */ \
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V("c", c, 99, 99, 99, 99) \
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V("ˇ", caron, 207, 255, -1, 25) \
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V("ç", ccedilla, -1, 141, 231, 231) \
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V("̧", cedilla, 203, 252, 184, 184) \
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V("¢", cent, 162, 162, 162, 162) \
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V("ˆ", circumflex, 195, 246, 136, 26) \
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V(":", colon, 58, 58, 58, 58) \
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V(",", comma, 44, 44, 44, 44) \
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V("©", copyright, -1, 169, 169, 169) \
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V("¤", currency, 168, 219, 164, 164) /* FIXME: Note 1 */ \
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V("d", d, 100, 100, 100, 100) \
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V("†", dagger, 178, 160, 134, 129) \
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V("‡", daggerdbl, 179, 224, 135, 130) \
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V("°", degree, -1, 161, 176, 176) \
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V("̈", dieresis, 200, 172, 168, 168) \
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V("÷", divide, -1, 214, 247, 247) \
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V("$", dollar, 36, 36, 36, 36) \
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V("̇", dotaccent, 199, 250, -1, 27) \
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V("ı", dotlessi, 245, 245, -1, 154) \
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V("e", e, 101, 101, 101, 101) \
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V("é", eacute, -1, 142, 233, 233) \
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V("ê", ecircumflex, -1, 144, 234, 234) \
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V("ë", edieresis, -1, 145, 235, 235) \
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V("è", egrave, -1, 143, 232, 232) \
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V("8", eight, 56, 56, 56, 56) \
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V("…", ellipsis, 188, 201, 133, 131) \
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V("—", emdash, 208, 209, 151, 132) \
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V("–", endash, 177, 208, 150, 133) \
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V("=", equal, 61, 61, 61, 61) \
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V("ð", eth, -1, -1, 240, 240) \
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V("!", exclam, 33, 33, 33, 33) \
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V("¡", exclamdown, 161, 193, 161, 161) \
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V("f", f, 102, 102, 102, 102) \
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V("fi", fi, 174, 222, -1, 147) \
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V("5", five, 53, 53, 53, 53) \
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V("fl", fl, 175, 223, -1, 148) \
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V("ƒ", florin, 166, 196, 131, 134) \
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V("4", four, 52, 52, 52, 52) \
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V("⁄", fraction, 164, 218, -1, 135) \
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V("g", g, 103, 103, 103, 103) \
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V("ß", germandbls, 251, 167, 223, 223) \
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V("`", grave, 193, 96, 96, 96) \
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V(">", greater, 62, 62, 62, 62) \
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V("«", guillemotleft, 171, 199, 171, 171) /* FIXME: Note 4 */ \
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V("»", guillemotright, 187, 200, 187, 187) /* FIXME: Note 4 */ \
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V("‹", guilsinglleft, 172, 220, 139, 136) \
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V("›", guilsinglright, 173, 221, 155, 137) \
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V("h", h, 104, 104, 104, 104) \
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V("̋", hungarumlaut, 205, 253, -1, 28) \
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V("-", hyphen, 45, 45, 45, 45) /* FIXME: Note 5 */ \
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V("i", i, 105, 105, 105, 105) \
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V("í", iacute, -1, 146, 237, 237) \
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V("î", icircumflex, -1, 148, 238, 238) \
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V("ï", idieresis, -1, 149, 239, 239) \
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V("ì", igrave, -1, 147, 236, 236) \
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V("j", j, 106, 106, 106, 106) \
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V("k", k, 107, 107, 107, 107) \
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V("l", l, 108, 108, 108, 108) \
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V("<", less, 60, 60, 60, 60) \
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V("¬", logicalnot, -1, 194, 172, 172) \
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V("ł", lslash, 248, -1, -1, 155) \
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V("m", m, 109, 109, 109, 109) \
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V("̄", macron, 197, 248, 175, 175) \
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V("−", minus, -1, -1, -1, 138) \
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V("μ", mu, -1, 181, 181, 181) \
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V("×", multiply, -1, -1, 215, 215) \
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V("n", n, 110, 110, 110, 110) \
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V("9", nine, 57, 57, 57, 57) \
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V("ñ", ntilde, -1, 150, 241, 241) \
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V("#", numbersign, 35, 35, 35, 35) \
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V("o", o, 111, 111, 111, 111) \
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V("ó", oacute, -1, 151, 243, 243) \
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V("ô", ocircumflex, -1, 153, 244, 244) \
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V("ö", odieresis, -1, 154, 246, 246) \
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V("œ", oe, 250, 207, 156, 156) \
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V("̨", ogonek, 206, 254, -1, 29) \
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V("ò", ograve, -1, 152, 242, 242) \
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V("1", one, 49, 49, 49, 49) \
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V("½", onehalf, -1, -1, 189, 189) \
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V("¼", onequarter, -1, -1, 188, 188) \
|
||||
V("¹", onesuperior, -1, -1, 185, 185) \
|
||||
V("ª", ordfeminine, 227, 187, 170, 170) \
|
||||
V("º", ordmasculine, 235, 188, 186, 186) \
|
||||
V("ø", oslash, 249, 191, 248, 248) \
|
||||
V("õ", otilde, -1, 155, 245, 245) \
|
||||
V("p", p, 112, 112, 112, 112) \
|
||||
V("¶", paragraph, 182, 166, 182, 182) \
|
||||
V("(", parenleft, 40, 40, 40, 40) \
|
||||
V(")", parenright, 41, 41, 41, 41) \
|
||||
V("%", percent, 37, 37, 37, 37) \
|
||||
V(".", period, 46, 46, 46, 46) \
|
||||
V("·", periodcentered, 180, 225, 183, 183) \
|
||||
V("‰", perthousand, 189, 228, 137, 139) \
|
||||
V("+", plus, 43, 43, 43, 43) \
|
||||
V("±", plusminus, -1, 177, 177, 177) \
|
||||
V("q", q, 113, 113, 113, 113) \
|
||||
V("?", question, 63, 63, 63, 63) \
|
||||
V("¿", questiondown, 191, 192, 191, 191) \
|
||||
V("\"", quotedbl, 34, 34, 34, 34) \
|
||||
V("„", quotedblbase, 185, 227, 132, 140) \
|
||||
V("“", quotedblleft, 170, 210, 147, 141) \
|
||||
V("”", quotedblright, 186, 211, 148, 142) \
|
||||
V("‘", quoteleft, 96, 212, 145, 143) \
|
||||
V("’", quoteright, 39, 213, 146, 144) \
|
||||
V("‚", quotesinglbase, 184, 226, 130, 145) \
|
||||
V(",", quotesingle, 169, 39, 39, 39) \
|
||||
V("r", r, 114, 114, 114, 114) \
|
||||
V("®", registered, -1, 168, 174, 174) \
|
||||
V("̊", ring, 202, 251, -1, 30) \
|
||||
V("s", s, 115, 115, 115, 115) \
|
||||
V("š", scaron, -1, -1, 154, 157) \
|
||||
V("§", section, 167, 164, 167, 167) \
|
||||
V(";", semicolon, 59, 59, 59, 59) \
|
||||
V("7", seven, 55, 55, 55, 55) \
|
||||
V("6", six, 54, 54, 54, 54) \
|
||||
V("/", slash, 47, 47, 47, 47) \
|
||||
V(" ", space, 32, 32, 32, 32) /* FIXME: Note 6 */ \
|
||||
V("£", sterling, 163, 163, 163, 163) \
|
||||
V("t", t, 116, 116, 116, 116) \
|
||||
V("þ", thorn, -1, -1, 254, 254) \
|
||||
V("3", three, 51, 51, 51, 51) \
|
||||
V("¾", threequarters, -1, -1, 190, 190) \
|
||||
V("³", threesuperior, -1, -1, 179, 179) \
|
||||
V("̃", tilde, 196, 247, 152, 31) \
|
||||
V("™", trademark, -1, 170, 153, 146) \
|
||||
V("2", two, 50, 50, 50, 50) \
|
||||
V("²", twosuperior, -1, -1, 178, 178) \
|
||||
V("u", u, 117, 117, 117, 117) \
|
||||
V("ú", uacute, -1, 156, 250, 250) \
|
||||
V("û", ucircumflex, -1, 158, 251, 251) \
|
||||
V("ü", udieresis, -1, 159, 252, 252) \
|
||||
V("ù", ugrave, -1, 157, 249, 249) \
|
||||
V("_", underscore, 95, 95, 95, 95) \
|
||||
V("v", v, 118, 118, 118, 118) \
|
||||
V("w", w, 119, 119, 119, 119) \
|
||||
V("x", x, 120, 120, 120, 120) \
|
||||
V("y", y, 121, 121, 121, 121) \
|
||||
V("ý", yacute, -1, -1, 253, 253) \
|
||||
V("ÿ", ydieresis, -1, 216, 255, 255) \
|
||||
V("¥", yen, 165, 180, 165, 165) \
|
||||
V("z", z, 122, 122, 122, 122) \
|
||||
V("ž", zcaron, -1, -1, 158, 158) /* FIXME: Note 2 */ \
|
||||
V("0", zero, 48, 48, 48, 48)
|
||||
|
||||
// https://help.adobe.com/en_US/framemaker/2015/using/using-framemaker-2015/frm_references_re/frm_character_sets_cs/Symbol_and_ZapfDingbats_character_sets-.htm
|
||||
#define ENUMERATE_SYMBOL_CHARACTER_SET(V) \
|
||||
V("Α", Alpha, 65) \
|
||||
V("Β", Beta, 66) \
|
||||
V("Χ", Chi, 67) \
|
||||
V("Δ", Delta, 68) \
|
||||
V("Ε", Epsilon, 69) \
|
||||
V("Η", Eta, 72) \
|
||||
V("€", Euro, 160) \
|
||||
V("Γ", Gamma, 71) \
|
||||
V("ℑ", Ifraktur, 193) \
|
||||
V("Ι", Iota, 73) \
|
||||
V("Κ", Kappa, 75) \
|
||||
V("Λ", Lambda, 76) \
|
||||
V("Μ", Mu, 77) \
|
||||
V("Ν", Nu, 78) \
|
||||
V("Ω", Omega, 87) \
|
||||
V("Ο", Omicron, 79) \
|
||||
V("Φ", Phi, 70) \
|
||||
V("Π", Pi, 80) \
|
||||
V("Ψ", Psi, 89) \
|
||||
V("ℜ", Rfraktur, 194) \
|
||||
V("Ρ", Rho, 82) \
|
||||
V("Σ", Sigma, 83) \
|
||||
V("Τ", Tau, 84) \
|
||||
V("Θ", Theta, 81) \
|
||||
V("Υ", Upsilon, 85) \
|
||||
V("ϒ", Upsilon1, 161) \
|
||||
V("Ξ", Xi, 88) \
|
||||
V("Ζ", Zeta, 90) \
|
||||
V("ℵ", aleph, 192) \
|
||||
V("α", alpha, 97) \
|
||||
V("&", ampersand, 38) \
|
||||
V("∠", angle, 208) \
|
||||
V("〈", angleleft, 225) \
|
||||
V("〉", angleright, 241) \
|
||||
V("≈", approxequal, 187) \
|
||||
V("↔", arrowboth, 171) \
|
||||
V("⇔", arrowdblboth, 219) \
|
||||
V("⇓", arrowdbldown, 223) \
|
||||
V("⇐", arrowdblleft, 220) \
|
||||
V("⇒", arrowdblright, 222) \
|
||||
V("⇑", arrowdblup, 221) \
|
||||
V("↓", arrowdown, 175) \
|
||||
V("", arrowhorizex, 190) \
|
||||
V("←", arrowleft, 172) \
|
||||
V("→", arrowright, 174) \
|
||||
V("↑", arrowup, 173) \
|
||||
V("", arrowvertex, 189) \
|
||||
V("∗", asteriskmath, 42) \
|
||||
V("|", bar, 124) \
|
||||
V("β", beta, 98) \
|
||||
V("{", braceleft, 123) \
|
||||
V("}", braceright, 125) \
|
||||
V("", bracelefttp, 236) \
|
||||
V("", braceleftmid, 237) \
|
||||
V("", braceleftbt, 238) \
|
||||
V("", bracerighttp, 252) \
|
||||
V("", bracerightmid, 253) \
|
||||
V("", bracerightbt, 254) \
|
||||
V("", braceex, 239) \
|
||||
V("[", bracketleft, 91) \
|
||||
V("]", bracketright, 93) \
|
||||
V("", bracketlefttp, 233) \
|
||||
V("", bracketleftex, 234) \
|
||||
V("", bracketleftbt, 235) \
|
||||
V("", bracketrighttp, 249) \
|
||||
V("", bracketrightex, 250) \
|
||||
V("", bracketrightbt, 251) \
|
||||
V("•", bullet, 183) \
|
||||
V("↵", carriagereturn, 191) \
|
||||
V("χ", chi, 99) \
|
||||
V("⊗", circlemultiply, 196) \
|
||||
V("⊕", circleplus, 197) \
|
||||
V("♣", club, 167) \
|
||||
V(":", colon, 58) \
|
||||
V(",", comma, 44) \
|
||||
V("≅", congruent, 64) \
|
||||
V("", copyrightsans, 227) \
|
||||
V("©", copyrightserif, 211) \
|
||||
V("°", degree, 176) \
|
||||
V("δ", delta, 100) \
|
||||
V("♦", diamond, 168) \
|
||||
V("÷", divide, 184) \
|
||||
V("⋅", dotmath, 215) \
|
||||
V("8", eight, 56) \
|
||||
V("∈", element, 206) \
|
||||
V("…", ellipsis, 188) \
|
||||
V("∅", emptyset, 198) \
|
||||
V("ε", epsilon, 101) \
|
||||
V("=", equal, 61) \
|
||||
V("≡", equivalence, 186) \
|
||||
V("η", eta, 104) \
|
||||
V("!", exclam, 33) \
|
||||
V("∃", existential, 36) \
|
||||
V("5", five, 53) \
|
||||
V("ƒ", florin, 166) \
|
||||
V("4", four, 52) \
|
||||
V("⁄", fraction, 164) \
|
||||
V("γ", gamma, 103) \
|
||||
V("∇", gradient, 209) \
|
||||
V(">", greater, 62) \
|
||||
V("≥", greaterequal, 179) \
|
||||
V("♥", heart, 169) \
|
||||
V("∞", infinity, 165) \
|
||||
V("`", integral, 242) \
|
||||
V("∫", integraltp, 243) \
|
||||
V("", integralex, 244) \
|
||||
V("⌡", integralbt, 245) \
|
||||
V("∩", intersection, 199) \
|
||||
V("ι", iota, 105) \
|
||||
V("κ", kappa, 107) \
|
||||
V("λ", lambda, 108) \
|
||||
V("<", less, 60) \
|
||||
V("≤", lessequal, 163) \
|
||||
V("∧", logicaland, 217) \
|
||||
V("¬", logicalnot, 216) \
|
||||
V("∨", logicalor, 218) \
|
||||
V("⋄", lozenge, 224) \
|
||||
V("−", minus, 45) \
|
||||
V("′", minute, 162) \
|
||||
V("μ", mu, 109) \
|
||||
V("×", multiply, 180) \
|
||||
V("9", nine, 57) \
|
||||
V("∉", notelement, 207) \
|
||||
V("≠", notequal, 185) \
|
||||
V("⊄", notsubset, 203) \
|
||||
V("ν", nu, 110) \
|
||||
V("#", numbersign, 35) \
|
||||
V("ω", omega, 119) \
|
||||
V("v", omega1, 118) \
|
||||
V("ϖ", omicron, 111) \
|
||||
V("1", one, 49) \
|
||||
V("(", parenleft, 40) \
|
||||
V(")", parenright, 41) \
|
||||
V("", parenlefttp, 230) \
|
||||
V("", parenleftex, 231) \
|
||||
V("", parenleftbt, 232) \
|
||||
V("", parenrighttp, 246) \
|
||||
V("", parenrightex, 247) \
|
||||
V("", parenrightbt, 248) \
|
||||
V("∂", partialdiff, 182) \
|
||||
V("%", percent, 37) \
|
||||
V(".", period, 46) \
|
||||
V("⊥", perpendicular, 94) \
|
||||
V("φ", phi, 102) \
|
||||
V("ϕ", phi1, 106) \
|
||||
V("π", pi, 112) \
|
||||
V("+", plus, 43) \
|
||||
V("±", plusminus, 177) \
|
||||
V("∏", product, 213) \
|
||||
V("⊂", propersubset, 204) \
|
||||
V("⊃", propersuperset, 201) \
|
||||
V("∝", proportional, 181) \
|
||||
V("ψ", psi, 121) \
|
||||
V("?", question, 63) \
|
||||
V("√", radical, 214) \
|
||||
V("?", radicalex, 96) /* FIXME: What is this character, ? */ \
|
||||
V("⊆", reflexsubset, 205) \
|
||||
V("⊇", reflexsuperset, 202) \
|
||||
V("", registersans, 226) \
|
||||
V("®", registerserif, 210) \
|
||||
V("ρ", rho, 114) \
|
||||
V("″", second, 178) \
|
||||
V(";", semicolon, 59) \
|
||||
V("7", seven, 55) \
|
||||
V("σ", sigma, 115) \
|
||||
V("ς", sigma1, 86) \
|
||||
V("∼", similar, 126) \
|
||||
V("6", six, 54) \
|
||||
V("/", slash, 47) \
|
||||
V(" ", space, 32) \
|
||||
V("¤", spade, 170) \
|
||||
V("∋", suchthat, 39) \
|
||||
V("∑", summation, 229) \
|
||||
V("τ", tau, 116) \
|
||||
V("∴", therefore, 92) \
|
||||
V("θ", theta, 113) \
|
||||
V("ϑ", theta1, 74) \
|
||||
V("3", three, 51) \
|
||||
V("", trademarksans, 228) \
|
||||
V("™", trademarkserif, 212) \
|
||||
V("2", two, 50) \
|
||||
V("_", underscore, 95) \
|
||||
V("∪", union, 200) \
|
||||
V("∀", universal, 34) \
|
||||
V("υ", upsilon, 117) \
|
||||
V("℘", weierstrass, 195) \
|
||||
V("ξ", xi, 120) \
|
||||
V("0", zero, 48) \
|
||||
V("ζ", zeta, 15)
|
||||
|
||||
#define ENUMERATE_ZAPF_DINGBATS_CHARACTER_SET(V) \
|
||||
V(" ", space, 040) \
|
||||
V("✁", a1, 041) \
|
||||
V("✂", a2, 042) \
|
||||
V("✃", a202, 043) \
|
||||
V("✄", a3, 044) \
|
||||
V("☎", a4, 045) \
|
||||
V("✆", a5, 046) \
|
||||
V("✇", a119, 047) \
|
||||
V("✈", a118, 050) \
|
||||
V("✉", a117, 051) \
|
||||
V("☛", a11, 052) \
|
||||
V("☞", a12, 053) \
|
||||
V("✌", a13, 054) \
|
||||
V("✍", a14, 055) \
|
||||
V("✎", a15, 056) \
|
||||
V("✏", a16, 057) \
|
||||
V("✐", a105, 060) \
|
||||
V("✑", a17, 061) \
|
||||
V("✒", a18, 062) \
|
||||
V("✓", a19, 063) \
|
||||
V("✔", a20, 064) \
|
||||
V("✕", a21, 065) \
|
||||
V("✖", a22, 066) \
|
||||
V("✗", a23, 067) \
|
||||
V("✘", a24, 070) \
|
||||
V("✙", a25, 071) \
|
||||
V("✚", a26, 072) \
|
||||
V("✛", a27, 073) \
|
||||
V("✜", a28, 074) \
|
||||
V("✝", a6, 075) \
|
||||
V("✞", a7, 076) \
|
||||
V("✟", a8, 077) \
|
||||
V("✠", a9, 100) \
|
||||
V("✡", a10, 101) \
|
||||
V("✢", a29, 102) \
|
||||
V("✣", a30, 103) \
|
||||
V("✤", a31, 104) \
|
||||
V("✥", a32, 105) \
|
||||
V("✦", a33, 106) \
|
||||
V("✧", a34, 107) \
|
||||
V("★", a35, 110) \
|
||||
V("✩", a36, 111) \
|
||||
V("✪", a37, 112) \
|
||||
V("✫", a38, 113) \
|
||||
V("✬", a39, 114) \
|
||||
V("✭", a40, 115) \
|
||||
V("✮", a41, 116) \
|
||||
V("✯", a42, 117) \
|
||||
V("✰", a43, 120) \
|
||||
V("✱", a44, 121) \
|
||||
V("✲", a45, 122) \
|
||||
V("✳", a46, 123) \
|
||||
V("✴", a47, 124) \
|
||||
V("✵", a48, 125) \
|
||||
V("✶", a49, 126) \
|
||||
V("✷", a50, 127) \
|
||||
V("✸", a51, 130) \
|
||||
V("✹", a52, 131) \
|
||||
V("✺", a53, 132) \
|
||||
V("✻", a54, 133) \
|
||||
V("✼", a55, 134) \
|
||||
V("✽", a56, 135) \
|
||||
V("✾", a57, 136) \
|
||||
V("✿", a58, 137) \
|
||||
V("❀", a59, 140) \
|
||||
V("❁", a60, 141) \
|
||||
V("❂", a61, 142) \
|
||||
V("❃", a62, 143) \
|
||||
V("❄", a63, 144) \
|
||||
V("❅", a64, 145) \
|
||||
V("❆", a65, 146) \
|
||||
V("❇", a66, 147) \
|
||||
V("❈", a67, 150) \
|
||||
V("❉", a68, 151) \
|
||||
V("❊", a69, 152) \
|
||||
V("❋", a70, 153) \
|
||||
V("●", a71, 154) \
|
||||
V("❍", a72, 155) \
|
||||
V("■", a73, 156) \
|
||||
V("❏", a74, 157) \
|
||||
V("❐", a203, 160) \
|
||||
V("❑", a75, 161) \
|
||||
V("❒", a204, 162) \
|
||||
V("▲", a76, 163) \
|
||||
V("▼", a77, 164) \
|
||||
V("◆", a78, 165) \
|
||||
V("❖", a79, 166) \
|
||||
V("◗", a81, 167) \
|
||||
V("❘", a82, 170) \
|
||||
V("❙", a83, 171) \
|
||||
V("❚", a84, 172) \
|
||||
V("❛", a97, 173) \
|
||||
V("❜", a98, 174) \
|
||||
V("❝", a99, 175) \
|
||||
V("❞", a100, 176) \
|
||||
V("❡", a101, 241) \
|
||||
V("❢", a102, 242) \
|
||||
V("❣", a103, 243) \
|
||||
V("❤", a104, 244) \
|
||||
V("❥", a106, 245) \
|
||||
V("❦", a107, 246) \
|
||||
V("❧", a108, 247) \
|
||||
V("♣", a112, 250) \
|
||||
V("♦", a111, 251) \
|
||||
V("♥", a110, 252) \
|
||||
V("♠", a109, 253) \
|
||||
V("①", a120, 254) \
|
||||
V("②", a121, 255) \
|
||||
V("③", a122, 256) \
|
||||
V("④", a123, 257) \
|
||||
V("⑤", a124, 260) \
|
||||
V("⑥", a125, 261) \
|
||||
V("⑦", a126, 262) \
|
||||
V("⑧", a127, 263) \
|
||||
V("⑨", a128, 264) \
|
||||
V("⑩", a129, 265) \
|
||||
V("❶", a130, 266) \
|
||||
V("❷", a131, 267) \
|
||||
V("❸", a132, 270) \
|
||||
V("❹", a133, 271) \
|
||||
V("❺", a134, 272) \
|
||||
V("❻", a135, 273) \
|
||||
V("❼", a136, 274) \
|
||||
V("❽", a137, 275) \
|
||||
V("❾", a138, 276) \
|
||||
V("❿", a139, 277) \
|
||||
V("➀", a140, 300) \
|
||||
V("➁", a141, 301) \
|
||||
V("➂", a142, 302) \
|
||||
V("➃", a143, 303) \
|
||||
V("➄", a144, 304) \
|
||||
V("➅", a145, 305) \
|
||||
V("➆", a146, 306) \
|
||||
V("➇", a147, 307) \
|
||||
V("➈", a148, 310) \
|
||||
V("➉", a149, 311) \
|
||||
V("➊", a150, 312) \
|
||||
V("➋", a151, 313) \
|
||||
V("➌", a152, 314) \
|
||||
V("➍", a153, 315) \
|
||||
V("➎", a154, 316) \
|
||||
V("➏", a155, 317) \
|
||||
V("➐", a156, 320) \
|
||||
V("➑", a157, 321) \
|
||||
V("➒", a158, 322) \
|
||||
V("➓", a159, 323) \
|
||||
V("➔", a160, 324) \
|
||||
V("→", a161, 325) \
|
||||
V("↔", a163, 326) \
|
||||
V("↕", a164, 327) \
|
||||
V("➘", a196, 330) \
|
||||
V("➙", a165, 331) \
|
||||
V("➚", a192, 332) \
|
||||
V("➛", a166, 333) \
|
||||
V("➜", a167, 334) \
|
||||
V("➝", a168, 335) \
|
||||
V("➞", a169, 336) \
|
||||
V("➟", a170, 337) \
|
||||
V("➠", a171, 340) \
|
||||
V("➡", a172, 341) \
|
||||
V("➢", a173, 342) \
|
||||
V("➣", a162, 343) \
|
||||
V("➤", a174, 344) \
|
||||
V("➥", a175, 345) \
|
||||
V("➦", a176, 346) \
|
||||
V("➧", a177, 347) \
|
||||
V("➨", a178, 350) \
|
||||
V("➩", a179, 351) \
|
||||
V("➪", a193, 352) \
|
||||
V("➫", a180, 353) \
|
||||
V("➬", a199, 354) \
|
||||
V("➭", a181, 355) \
|
||||
V("➮", a200, 356) \
|
||||
V("➯", a182, 357) \
|
||||
V("➱", a201, 361) \
|
||||
V("➲", a183, 362) \
|
||||
V("➳", a184, 363) \
|
||||
V("➴", a197, 364) \
|
||||
V("➵", a185, 365) \
|
||||
V("➶", a194, 366) \
|
||||
V("➷", a198, 367) \
|
||||
V("➸", a186, 370) \
|
||||
V("➹", a195, 371) \
|
||||
V("➺", a187, 372) \
|
||||
V("➻", a188, 373) \
|
||||
V("➼", a189, 374) \
|
||||
V("➽", a190, 375) \
|
||||
V("➾", a191, 376)
|
||||
|
||||
namespace PDF {
|
||||
|
||||
struct CharDescriptor {
|
||||
String name;
|
||||
u32 code_point;
|
||||
};
|
||||
|
||||
class Encoding : public RefCounted<Encoding> {
|
||||
public:
|
||||
static PDFErrorOr<NonnullRefPtr<Encoding>> from_object(Document*, NonnullRefPtr<Object> const&);
|
||||
|
||||
static NonnullRefPtr<Encoding> standard_encoding();
|
||||
static NonnullRefPtr<Encoding> mac_encoding();
|
||||
static NonnullRefPtr<Encoding> windows_encoding();
|
||||
static NonnullRefPtr<Encoding> pdf_doc_encoding();
|
||||
static NonnullRefPtr<Encoding> symbol_encoding();
|
||||
static NonnullRefPtr<Encoding> zapf_encoding();
|
||||
|
||||
HashMap<u16, CharDescriptor> const& descriptors() const { return m_descriptors; }
|
||||
|
||||
CharDescriptor const& get_char_code_descriptor(u16 char_code) const;
|
||||
|
||||
protected:
|
||||
HashMap<u16, CharDescriptor> m_descriptors;
|
||||
};
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user