loop_range.hpp

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#pragma once

 
#include <cstdint>
 
#include <pulp/runtime/result.hpp>
#include <pulp/timebase/loop_region.hpp>
 
namespace pulp::timeline_editor {


enum class LoopRangeError : std::uint8_t {
    CollapsedSpan,
};

[[nodiscard]] inline runtime::Result<timebase::LoopRegion, LoopRangeError>
loop_region_from_snapped_endpoints(timebase::TickPosition first,
                                   timebase::TickPosition second) noexcept {
    if (first == second)
        return runtime::Err(LoopRangeError::CollapsedSpan);
 
    const auto start = first < second ? first : second;
    const auto end = first < second ? second : first;
    return runtime::Ok(timebase::LoopRegion{true, start, end});
}

[[nodiscard]] constexpr timebase::LoopRegion
with_loop_enabled(timebase::LoopRegion loop, bool enabled) noexcept {
    loop.enabled = enabled;
    return loop;
}

 
} // namespace pulp::timeline_editor