1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtGui module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QFONTSUBSET_P_H 41 #define QFONTSUBSET_P_H 42 43 // 44 // W A R N I N G 45 // ------------- 46 // 47 // This file is not part of the Qt API. It exists purely as an 48 // implementation detail. This header file may change from version to 49 // version without notice, or even be removed. 50 // 51 // We mean it. 52 // 53 54 #include <QtGui/private/qtguiglobal_p.h> 55 #include "private/qfontengine_p.h" 56 57 QT_BEGIN_NAMESPACE 58 59 class QFontSubset 60 { 61 public: 62 explicit QFontSubset(QFontEngine *fe, int obj_id = 0) object_id(obj_id)63 : object_id(obj_id), noEmbed(false), fontEngine(fe), downloaded_glyphs(0), standard_font(false) 64 { 65 fontEngine->ref.ref(); 66 #ifndef QT_NO_PDF 67 addGlyph(0); 68 #endif 69 } ~QFontSubset()70 ~QFontSubset() { 71 if (!fontEngine->ref.deref()) 72 delete fontEngine; 73 } 74 75 QByteArray toTruetype() const; 76 #ifndef QT_NO_PDF 77 QByteArray widthArray() const; 78 QByteArray createToUnicodeMap() const; 79 QVector<int> getReverseMap() const; 80 QByteArray glyphName(unsigned int glyph, const QVector<int> &reverseMap) const; 81 82 static QByteArray glyphName(unsigned short unicode, bool symbol); 83 84 int addGlyph(int index); 85 #endif 86 const int object_id; 87 bool noEmbed; 88 QFontEngine *fontEngine; 89 QVector<int> glyph_indices; 90 mutable int downloaded_glyphs; 91 mutable bool standard_font; nGlyphs()92 int nGlyphs() const { return glyph_indices.size(); } 93 mutable QFixed emSquare; 94 mutable QVector<QFixed> widths; 95 }; 96 97 QT_END_NAMESPACE 98 99 #endif // QFONTSUBSET_P_H 100