示例#1
0
void tst_QRawFont::multipleRawFontsFromData()
{
    QFile file(QString::fromLatin1(SRCDIR "testfont.ttf"));
    QRawFont testFont;
    if (file.open(QIODevice::ReadOnly)) {
        testFont.loadFromData(file.readAll(), 11, QFont::PreferDefaultHinting);
        file.close();
    }
    file.setFileName(QLatin1String(SRCDIR "testfont_bold_italic.ttf"));
    QRawFont testFontBoldItalic;
    if (file.open(QIODevice::ReadOnly))
        testFontBoldItalic.loadFromData(file.readAll(), 11, QFont::PreferDefaultHinting);

    QVERIFY(testFont.familyName() != (testFontBoldItalic.familyName())
            || testFont.styleName() != (testFontBoldItalic.styleName()));
}
QString QSGDistanceFieldGlyphCacheManager::fontKey(const QRawFont &font)
{
    QFontEngine *fe = QRawFontPrivate::get(font)->fontEngine;
    if (!fe->faceId().filename.isEmpty()) {
        QByteArray keyName = fe->faceId().filename;
        if (font.style() != QFont::StyleNormal)
            keyName += QByteArray(" I");
        if (font.weight() != QFont::Normal)
            keyName += ' ' + QByteArray::number(font.weight());
        keyName += QByteArray(" DF");
        return QString::fromUtf8(keyName);
    } else {
        return QString::fromLatin1("%1_%2_%3_%4")
                  .arg(font.familyName())
                  .arg(font.styleName())
                  .arg(font.weight())
                  .arg(font.style());
    }
}
示例#3
0
QSGGlyphNode *QQuickTextNode::addGlyphs(const QPointF &position, const QGlyphRun &glyphs, const QColor &color,
                                        QQuickText::TextStyle style, const QColor &styleColor,
                                        QSGNode *parentNode)
{
    QSGRenderContext *sg = QQuickItemPrivate::get(m_ownerElement)->sceneGraphRenderContext();
    QRawFont font = glyphs.rawFont();
    bool preferNativeGlyphNode = m_useNativeRenderer;
    if (!preferNativeGlyphNode) {
        QRawFontPrivate *fontPriv = QRawFontPrivate::get(font);
        if (fontPriv->fontEngine->hasUnreliableGlyphOutline())
            preferNativeGlyphNode = true;
        else
            preferNativeGlyphNode = !QFontDatabase().isSmoothlyScalable(font.familyName(), font.styleName());
    }

    QSGGlyphNode *node = sg->sceneGraphContext()->createGlyphNode(sg, preferNativeGlyphNode);

    node->setOwnerElement(m_ownerElement);
    node->setGlyphs(position + QPointF(0, glyphs.rawFont().ascent()), glyphs);
    node->setStyle(style);
    node->setStyleColor(styleColor);
    node->setColor(color);
    node->update();

    /* We flag the geometry as static, but we never call markVertexDataDirty
       or markIndexDataDirty on them. This is because all text nodes are
       discarded when a change occurs. If we start appending/removing from
       existing geometry, then we also need to start marking the geometry as
       dirty.
     */
    node->geometry()->setIndexDataPattern(QSGGeometry::StaticPattern);
    node->geometry()->setVertexDataPattern(QSGGeometry::StaticPattern);

    if (parentNode == 0)
        parentNode = this;
    parentNode->appendChildNode(node);

    return node;
}