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#include "Timeline.h"
#include <algorithm>
#include <ctime>
Timeline::Timeline(const std::time_t start, const std::time_t end) :
m_start {start},
m_end {static_cast<double>(end - start)},
m_current {0.0}
{
}
std::time_t
Timeline::timestamp() const
{
return m_start + m_current;
}
double
Timeline::current() const
{
return m_current;
}
double
Timeline::progress() const
{
return m_current / m_end;
}
double
Timeline::move(const double dt)
{
return m_current = std::clamp(m_current + dt, 0.0, m_end);
}
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