vcl/source/font/Feature.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  */
  10
  11 #include <utility>
  12 #include <vcl/font/Feature.hxx>
  13 #include <svdata.hxx>
  14
  15 #include <hb.h>
  16
  17 namespace vcl::font
  18 {
  19 OUString featureCodeAsString(uint32_t nFeature)
  20 {
  21     std::vector<char> aString(5, 0);
  22     aString[0] = char(nFeature >> 24 & 0xff);
  23     aString[1] = char(nFeature >> 16 & 0xff);
  24     aString[2] = char(nFeature >> 8 & 0xff);
  25     aString[3] = char(nFeature >> 0 & 0xff);
  26
  27     return OStringToOUString(aString.data(), RTL_TEXTENCODING_ASCII_US);
  28 }
  29
  30 // Feature
  31 Feature::Feature()
  32     : m_nCode(0)
  33     , m_eType(FeatureType::OpenType)
  34 {
  35 }
  36
  37 Feature::Feature(uint32_t nCode, FeatureType eType)
  38     : m_nCode(nCode)
  39     , m_eType(eType)
  40 {
  41 }
  42
  43 // FeatureSetting
  44 FeatureSetting::FeatureSetting(const OString& feature)
  45     : m_nTag(0)
  46     , m_nValue(0)
  47     , m_nStart(0)
  48     , m_nEnd(0)
  49 {
  50     hb_feature_t aFeat;
  51     if (hb_feature_from_string(feature.getStr(), feature.getLength(), &aFeat))
  52     {
  53         m_nTag = aFeat.tag;
  54         m_nValue = aFeat.value;
  55         m_nStart = aFeat.start;
  56         m_nEnd = aFeat.end;
  57     }
  58 }
  59
  60 // FeatureParameter
  61
  62 FeatureParameter::FeatureParameter(uint32_t nCode, OUString aDescription)
  63     : m_nCode(nCode)
  64     , m_sDescription(std::move(aDescription))
  65 {
  66 }
  67
  68 FeatureParameter::FeatureParameter(uint32_t nCode, TranslateId pDescriptionID)
  69     : m_nCode(nCode)
  70     , m_pDescriptionID(pDescriptionID)
  71 {
  72 }
  73
  74 OUString FeatureParameter::getDescription() const
  75 {
  76     OUString aReturnString;
  77
  78     if (m_pDescriptionID)
  79         aReturnString = VclResId(m_pDescriptionID);
  80     else if (!m_sDescription.isEmpty())
  81         aReturnString = m_sDescription;
  82
  83     return aReturnString;
  84 }
  85
  86 uint32_t FeatureParameter::getCode() const { return m_nCode; }
  87
  88 // FeatureDefinition
  89
  90 FeatureDefinition::FeatureDefinition()
  91     : m_nCode(0)
  92     , m_nDefault(-1)
  93     , m_eType(FeatureParameterType::BOOL)
  94 {
  95 }
  96
  97 FeatureDefinition::FeatureDefinition(uint32_t nCode, OUString aDescription,
  98                                      FeatureParameterType eType,
  99                                      std::vector<FeatureParameter>&& rEnumParameters,
 100                                      int32_t nDefault)
 101     : m_sDescription(std::move(aDescription))
 102     , m_nCode(nCode)
 103     , m_nDefault(nDefault)
 104     , m_eType(eType)
 105     , m_aEnumParameters(std::move(rEnumParameters))
 106 {
 107 }
 108
 109 FeatureDefinition::FeatureDefinition(uint32_t nCode, TranslateId pDescriptionID,
 110                                      OUString aNumericPart)
 111     : m_pDescriptionID(pDescriptionID)
 112     , m_sNumericPart(std::move(aNumericPart))
 113     , m_nCode(nCode)
 114     , m_nDefault(-1)
 115     , m_eType(FeatureParameterType::BOOL)
 116 {
 117 }
 118
 119 FeatureDefinition::FeatureDefinition(uint32_t nCode, TranslateId pDescriptionID,
 120                                      std::vector<FeatureParameter> aEnumParameters)
 121     : m_pDescriptionID(pDescriptionID)
 122     , m_nCode(nCode)
 123     , m_nDefault(-1)
 124     , m_eType(FeatureParameterType::ENUM)
 125     , m_aEnumParameters(std::move(aEnumParameters))
 126 {
 127 }
 128
 129 const std::vector<FeatureParameter>& FeatureDefinition::getEnumParameters() const
 130 {
 131     return m_aEnumParameters;
 132 }
 133
 134 OUString FeatureDefinition::getDescription() const
 135 {
 136     if (m_pDescriptionID)
 137     {
 138         OUString sTranslatedDescription = VclResId(m_pDescriptionID);
 139         if (!m_sNumericPart.isEmpty())
 140             return sTranslatedDescription.replaceFirst("%1", m_sNumericPart);
 141         return sTranslatedDescription;
 142     }
 143     else if (!m_sDescription.isEmpty())
 144     {
 145         return m_sDescription;
 146     }
 147     else
 148     {
 149         return vcl::font::featureCodeAsString(m_nCode);
 150     }
 151 }
 152
 153 uint32_t FeatureDefinition::getCode() const { return m_nCode; }
 154
 155 FeatureParameterType FeatureDefinition::getType() const { return m_eType; }
 156
 157 FeatureDefinition::operator bool() const { return m_nCode != 0; }
 158
 159 int32_t FeatureDefinition::getDefault() const { return m_nDefault; }
 160 } // end vcl::font namespace
 161
 162 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */