Method makeTextLayout

snap_drawing/src/snap_drawing/cpp/Layers/TextLayer.cpp:478–544

            setNeedsTextLayout();
        }
    }
}

double TextLayer::getMinimumScaleFactor() const {
    return _minimumScaleFactor;
}

void TextLayer::setLineHeight(Scalar lineHeight) {
    if (_lineHeight != lineHeight) {
        _lineHeight = lineHeight;
        setNeedsTextLayout();
    }
}

Scalar TextLayer::getLineHeight() const {
    return _lineHeight;
}

void TextLayer::setLineHeightAbsolute(Scalar lineHeightAbsolute) {
    if (_usesLineHeightAbsolute != true || _lineHeightAbsolute != lineHeightAbsolute) {
        _usesLineHeightAbsolute = true;
        _lineHeightAbsolute = lineHeightAbsolute;
        setNeedsTextLayout();
    }
}

void TextLayer::resetLineHeightAbsolute() {
    if (_usesLineHeightAbsolute) {
        _usesLineHeightAbsolute = false;
        _lineHeightAbsolute = 0.0f;
        setNeedsTextLayout();
    }
}

void TextLayer::setLetterSpacing(Scalar letterSpacing) {
    if (_letterSpacing != letterSpacing) {
        _letterSpacing = letterSpacing;
        setNeedsTextLayout();
    }
}

Scalar TextLayer::getLetterSpacing() const {
    return _letterSpacing;
}

void TextLayer::setNeedsTextLayout() {
    if (_textLayout != nullptr) {
        _textLayout = nullptr;
        if (_attributedTextOnTapGestureRecognizer != nullptr) {
            _attributedTextOnTapGestureRecognizer->setTextLayout(nullptr);
        }
        setNeedsLayout();
        setNeedsDisplay();
    }
}

static bool hasOnTapAttributeInTextLayout(const TextLayout& textLayout) {
    for (const auto& attachment : textLayout.getAttachments()) {