Method updateTTFConfigInternal

core/2d/Label.cpp:1321–1367

}

bool Label::updateTTFConfigInternal(unsigned int mods)
{
    FontAtlas* newAtlas = FontAtlasCache::getFontAtlasTTF(&_fontConfig);

    if (!newAtlas)
    {
        reset();
        return false;
    }

    _currentLabelType = LabelType::TTF;
    bool atlasUpdated = setFontAtlas(newAtlas, _fontConfig.distanceFieldEnabled, true);

    /*
     * In distance field text rendering, different font sizes share the same `fontAtlas`, so we need to additionally
     * check if `fontSize` has changed in order to set `contentDirty`. The same applies to `outlineSize`. See
     * `FontAtlasCache` for details.
     */
    if (!atlasUpdated && mods && _fontConfig.distanceFieldEnabled)
        _contentDirty = true;

    if (_fontConfig.outlineSize > 0)
    {
        _useA8Shader     = false;
        _currLabelEffect = LabelEffect::OUTLINE;
        updateShaderProgram();
    }
    else
    {
        if (_currLabelEffect != LabelEffect::GLOW)
        {
            _currLabelEffect = LabelEffect::NORMAL;
            updateShaderProgram();
        }
    }

    if (_fontConfig.italics)
        this->enableItalics();
    if (_fontConfig.bold)
        this->enableBold();
    if (_fontConfig.underline)
        this->enableUnderline();
    if (_fontConfig.strikethrough)
        this->enableStrikethrough();

    return true;
}

void Label::setBMFontSizeInternal(float fontSize)
{