diff options
author | Morten Johan Sørvig <morten.sorvig@qt.io> | 2018-06-01 15:13:30 +0200 |
---|---|---|
committer | Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io> | 2018-08-30 06:48:33 +0000 |
commit | 29c0377f07f4942f9957ea87d59c252148dc9e5b (patch) | |
tree | cb79a59b6c47305ca024675cc1325ed0a6be8aac /src/plugins/platforms/wasm/qwasmfontdatabase.cpp | |
parent | 707ae5b66774a2ed4713da3b8fa69c1d002c3beb (diff) |
WebAssembly for QtBase
This is the squashed diff from wip/webassembly to dev.
Done-with: Peng Wu <peng.wu@intopalo.com>
Done-with: Sami Enne <sami.enne@intopalo.com>
Done-with: Morten Johan Sørvig <morten.sorvig@qt.io>
Started-by: Andrew Knight <andrew.knight@intopalo.com>
Change-Id: I6562433c0a38d6ec49ab675e0f104f2665f3392d
Reviewed-by: Lorn Potter <lorn.potter@gmail.com>
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
Diffstat (limited to 'src/plugins/platforms/wasm/qwasmfontdatabase.cpp')
-rw-r--r-- | src/plugins/platforms/wasm/qwasmfontdatabase.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/plugins/platforms/wasm/qwasmfontdatabase.cpp b/src/plugins/platforms/wasm/qwasmfontdatabase.cpp new file mode 100644 index 0000000000..0c72dfddc4 --- /dev/null +++ b/src/plugins/platforms/wasm/qwasmfontdatabase.cpp @@ -0,0 +1,86 @@ +/**************************************************************************** +** +** Copyright (C) 2018 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 or (at your option) any later version +** approved by the KDE Free Qt Foundation. The licenses are as published by +** the Free Software Foundation and appearing in the file LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qwasmfontdatabase.h" + +#include <QtCore/qfile.h> + +QT_BEGIN_NAMESPACE + +void QWasmFontDatabase::populateFontDatabase() +{ + // Load font file from resources. Currently + // all fonts needs to be bundled with the nexe + // as Qt resources. + QStringList fontFileNames = QStringList() << QStringLiteral(":/fonts/Vera.ttf") + << QStringLiteral(":/fonts/DejaVuSans.ttf"); + + foreach (const QString &fontFileName, fontFileNames) { + QFile theFont(fontFileName); + if (!theFont.open(QIODevice::ReadOnly)) + break; + + QFreeTypeFontDatabase::addTTFile(theFont.readAll(), fontFileName.toLatin1()); + } +} + +QFontEngine *QWasmFontDatabase::fontEngine(const QFontDef &fontDef, void *handle) +{ + return QFreeTypeFontDatabase::fontEngine(fontDef, handle); +} + +QStringList QWasmFontDatabase::fallbacksForFamily(const QString &family, QFont::Style style, + QFont::StyleHint styleHint, + QChar::Script script) const +{ + QStringList fallbacks + = QFreeTypeFontDatabase::fallbacksForFamily(family, style, styleHint, script); + + // Add the vera.ttf font (loaded in populateFontDatabase above) as a falback font + // to all other fonts (except itself). + const QString veraFontFamily = QStringLiteral("Bitstream Vera Sans"); + if (family != veraFontFamily) + fallbacks.append(veraFontFamily); + + return fallbacks; +} + +QStringList QWasmFontDatabase::addApplicationFont(const QByteArray &fontData, + const QString &fileName) +{ + return QFreeTypeFontDatabase::addApplicationFont(fontData, fileName); +} + +void QWasmFontDatabase::releaseHandle(void *handle) +{ + QFreeTypeFontDatabase::releaseHandle(handle); +} + + +QT_END_NAMESPACE |