This is already enforced by the style validator in mapbox-gl-style-spec. Enforce it here too.
42 lines
932 B
C++
42 lines
932 B
C++
#pragma once
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#include <vector>
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#include <utility>
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namespace mbgl {
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namespace style {
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template <typename T>
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class Function {
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public:
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using Stop = std::pair<float, T>;
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using Stops = std::vector<Stop>;
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Function(Stops stops_, float base_)
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: base(base_), stops(std::move(stops_)) {
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assert(stops.size() > 0);
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}
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float getBase() const { return base; }
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const std::vector<std::pair<float, T>>& getStops() const { return stops; }
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private:
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float base = 1;
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std::vector<std::pair<float, T>> stops;
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template <class S> friend bool operator==(const Function<S>&, const Function<S>&);
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};
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template <class T>
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bool operator==(const Function<T>& lhs, const Function<T>& rhs) {
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return lhs.base == rhs.base && lhs.stops == rhs.stops;
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}
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template <class T>
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bool operator!=(const Function<T>& lhs, const Function<T>& rhs) {
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return !(lhs == rhs);
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}
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} // namespace style
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} // namespace mbgl
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