45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
#pragma once
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#include <mbgl/util/chrono.hpp>
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#include <mapbox/compatibility/value.hpp>
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#include <optional>
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namespace mbgl {
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namespace style {
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class TransitionOptions {
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public:
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std::optional<Duration> duration;
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std::optional<Duration> delay;
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bool enablePlacementTransitions;
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TransitionOptions(std::optional<Duration> duration_ = std::nullopt,
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std::optional<Duration> delay_ = std::nullopt,
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bool enablePlacementTransitions_ = true)
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: duration(duration_ ? std::move(duration_) : std::nullopt),
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delay(delay_ ? std::move(delay_) : std::nullopt),
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enablePlacementTransitions(enablePlacementTransitions_) {}
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TransitionOptions reverseMerge(const TransitionOptions& defaults) const {
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return {duration ? duration : defaults.duration, delay ? delay : defaults.delay, enablePlacementTransitions};
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}
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bool isDefined() const { return duration || delay; }
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mapbox::base::Value serialize() const {
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mapbox::base::ValueObject result;
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if (duration) {
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result.emplace("duration", std::chrono::duration_cast<std::chrono::milliseconds>(*duration).count());
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}
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if (delay) {
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result.emplace("delay", std::chrono::duration_cast<std::chrono::milliseconds>(*delay).count());
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}
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return result;
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}
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};
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} // namespace style
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} // namespace mbgl
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