Method setStroke

snap_drawing/src/snap_drawing/cpp/Drawing/Paint.cpp:52–54

    if (color == Color::transparent()) {
        getSkValue().setColorFilter(nullptr);
    } else {
        getSkValue().setColorFilter(SkColorFilters::Blend(color.getSkValue(), SkBlendMode::kSrcATop));
    }
}

void Paint::setStroke(bool stroke) {