diff options
Diffstat (limited to 'src/mbgl/style/expression/find_zoom_curve.cpp')
| -rw-r--r-- | src/mbgl/style/expression/find_zoom_curve.cpp | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/src/mbgl/style/expression/find_zoom_curve.cpp b/src/mbgl/style/expression/find_zoom_curve.cpp index 1e0a936605..a27f8560ef 100644 --- a/src/mbgl/style/expression/find_zoom_curve.cpp +++ b/src/mbgl/style/expression/find_zoom_curve.cpp @@ -14,9 +14,14 @@ namespace expression { optional<variant<const Interpolate*, const Step*, ParsingError>> findZoomCurve(const expression::Expression* e) { optional<variant<const Interpolate*, const Step*, ParsingError>> result; - if (auto let = dynamic_cast<const Let*>(e)) { + switch (e->getKind()) { + case Kind::Let: { + auto let = static_cast<const Let*>(e); result = findZoomCurve(let->getResult()); - } else if (auto coalesce = dynamic_cast<const Coalesce*>(e)) { + break; + } + case Kind::Coalesce: { + auto coalesce = static_cast<const Coalesce*>(e); std::size_t length = coalesce->getLength(); for (std::size_t i = 0; i < length; i++) { result = findZoomCurve(coalesce->getChild(i)); @@ -24,16 +29,30 @@ optional<variant<const Interpolate*, const Step*, ParsingError>> findZoomCurve(c break; } } - } else if (auto curve = dynamic_cast<const Interpolate*>(e)) { - auto z = dynamic_cast<CompoundExpressionBase*>(curve->getInput().get()); - if (z && z->getName() == "zoom") { - result = {curve}; + break; + } + case Kind::Interpolate: { + auto curve = static_cast<const Interpolate*>(e); + if (curve->getInput()->getKind() == Kind::CompoundExpression) { + auto z = static_cast<CompoundExpressionBase*>(curve->getInput().get()); + if (z && z->getName() == "zoom") { + result = {curve}; + } } - } else if (auto step = dynamic_cast<const Step*>(e)) { - auto z = dynamic_cast<CompoundExpressionBase*>(step->getInput().get()); - if (z && z->getName() == "zoom") { - result = {step}; + break; + } + case Kind::Step: { + auto step = static_cast<const Step*>(e); + if (step->getInput()->getKind() == Kind::CompoundExpression) { + auto z = static_cast<CompoundExpressionBase*>(step->getInput().get()); + if (z && z->getName() == "zoom") { + result = {step}; + } } + break; + } + default: + break; } if (result && result->is<ParsingError>()) { |