Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Fonts/GlyphAlphabet.cpp @ 1512:244ad1e4e76a
reorganization of folders
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 07 Jul 2020 16:21:02 +0200 |
| parents | Framework/Fonts/GlyphAlphabet.cpp@30deba7bc8e2 |
| children | 4fb8fdf03314 |
| rev | line source |
|---|---|
| 576 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 576 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "GlyphAlphabet.h" | |
| 23 | |
|
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24 #include <OrthancException.h> |
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25 #include <Toolbox.h> |
| 576 | 26 |
| 27 | |
| 28 namespace OrthancStone | |
| 29 { | |
| 30 void GlyphAlphabet::Clear() | |
| 31 { | |
| 32 for (Content::const_iterator it = content_.begin(); it != content_.end(); ++it) | |
| 33 { | |
| 34 assert(it->second != NULL); | |
| 35 delete it->second; | |
| 36 } | |
| 37 content_.clear(); | |
| 38 lineHeight_ = 0; | |
| 39 } | |
| 40 | |
| 41 | |
| 42 void GlyphAlphabet::Register(uint32_t unicode, | |
| 43 const Glyph& glyph, | |
| 44 Orthanc::IDynamicObject* payload) | |
| 45 { | |
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46 std::unique_ptr<Orthanc::IDynamicObject> protection(payload); |
| 576 | 47 |
| 48 // Don't add twice the same character | |
| 49 if (content_.find(unicode) == content_.end()) | |
| 50 { | |
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51 std::unique_ptr<Glyph> raii(new Glyph(glyph)); |
| 576 | 52 |
| 53 if (payload != NULL) | |
| 54 { | |
| 55 raii->SetPayload(protection.release()); | |
| 56 } | |
| 57 | |
| 58 content_[unicode] = raii.release(); | |
| 59 | |
| 60 lineHeight_ = std::max(lineHeight_, glyph.GetLineHeight()); | |
| 61 } | |
| 62 } | |
| 63 | |
| 64 | |
| 65 void GlyphAlphabet::Register(FontRenderer& renderer, | |
| 66 uint32_t unicode) | |
| 67 { | |
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68 std::unique_ptr<Glyph> glyph(renderer.Render(unicode)); |
| 576 | 69 |
| 70 if (glyph.get() != NULL) | |
| 71 { | |
| 72 Register(unicode, *glyph, glyph->ReleasePayload()); | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 | |
| 77 #if ORTHANC_ENABLE_LOCALE == 1 | |
| 78 bool GlyphAlphabet::GetUnicodeFromCodepage(uint32_t& unicode, | |
| 79 unsigned int index, | |
| 80 Orthanc::Encoding encoding) | |
| 81 { | |
| 82 if (index > 255) | |
| 83 { | |
| 84 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 85 } | |
| 86 | |
| 87 std::string character; | |
| 88 character.resize(1); | |
| 89 character[0] = static_cast<unsigned char>(index); | |
| 90 | |
| 91 std::string utf8 = Orthanc::Toolbox::ConvertToUtf8(character, encoding, false /* no code extensions */); | |
| 92 | |
| 93 if (utf8.empty()) | |
| 94 { | |
| 95 // This character is not available in this codepage | |
| 96 return false; | |
| 97 } | |
| 98 else | |
| 99 { | |
| 100 size_t length; | |
| 101 Orthanc::Toolbox::Utf8ToUnicodeCharacter(unicode, length, utf8, 0); | |
| 102 assert(length != 0); | |
| 103 return true; | |
| 104 } | |
| 105 } | |
| 106 #endif | |
| 107 | |
| 108 | |
| 109 void GlyphAlphabet::Apply(IGlyphVisitor& visitor) const | |
| 110 { | |
| 111 for (Content::const_iterator it = content_.begin(); it != content_.end(); ++it) | |
| 112 { | |
| 113 assert(it->second != NULL); | |
| 114 visitor.Visit(it->first, *it->second); | |
| 115 } | |
| 116 } | |
| 117 | |
| 118 | |
| 119 void GlyphAlphabet::Apply(ITextVisitor& visitor, | |
| 120 const std::string& utf8) const | |
| 121 { | |
| 122 size_t pos = 0; | |
| 123 int x = 0; | |
| 124 int y = 0; | |
| 125 | |
| 126 while (pos < utf8.size()) | |
| 127 { | |
| 128 if (utf8[pos] == '\r') | |
| 129 { | |
| 130 // Ignore carriage return | |
| 131 pos++; | |
| 132 } | |
| 133 else if (utf8[pos] == '\n') | |
| 134 { | |
| 135 // This is a newline character | |
| 136 x = 0; | |
| 137 y += static_cast<int>(lineHeight_); | |
| 138 | |
| 139 pos++; | |
| 140 } | |
| 141 else | |
| 142 { | |
| 143 uint32_t unicode; | |
| 144 size_t length; | |
| 145 Orthanc::Toolbox::Utf8ToUnicodeCharacter(unicode, length, utf8, pos); | |
| 146 | |
| 147 Content::const_iterator glyph = content_.find(unicode); | |
| 148 | |
| 149 if (glyph != content_.end()) | |
| 150 { | |
| 151 assert(glyph->second != NULL); | |
| 152 const Orthanc::IDynamicObject* payload = | |
| 153 (glyph->second->HasPayload() ? &glyph->second->GetPayload() : NULL); | |
| 154 | |
| 155 visitor.Visit(unicode, | |
| 156 x + glyph->second->GetOffsetLeft(), | |
| 157 y + glyph->second->GetOffsetTop(), | |
| 158 glyph->second->GetWidth(), | |
| 159 glyph->second->GetHeight(), | |
| 160 payload); | |
| 161 x += glyph->second->GetAdvanceX(); | |
| 162 } | |
| 163 | |
| 164 assert(length != 0); | |
| 165 pos += length; | |
| 166 } | |
| 167 } | |
| 168 } | |
| 169 } |