Files
MapLibreParticleLab/include/mbgl/style/transition_options.hpp
2023-03-17 13:51:59 +02:00

51 lines
1.4 KiB
C++

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