peak_icv_rotation.hpp

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#pragma once
 
#include <peak_common/detail/peak_common_defines.hpp>
#include <peak_icv/exceptions/peak_icv_exception.hpp>
 
#include <string>
 
namespace peak
{
namespace pipeline
{
 
enum class Rotation
{
    None = 0,
 
    Degree90Counterclockwise = 90,
 
    Degree180 = 180,
 
    Degree90Clockwise = 270
};
 
PEAK_COMMON_NO_DISCARD inline std::string ToString(Rotation rotation)
{
    switch (rotation)
    {
    case Rotation::None:
        return "None";
    case Rotation::Degree90Counterclockwise:
        return "Degree90Counterclockwise";
    case Rotation::Degree180:
        return "Degree180";
    case Rotation::Degree90Clockwise:
        return "Degree90Clockwise";
    }
 
    const auto rotationStr = std::to_string(static_cast<int>(rotation));
    throw peak::icv::NotSupportedException("The given rotation " + rotationStr + " is unknown!");
}
 
inline std::ostream& operator<<(std::ostream& os, Rotation rotation)
{
    return os << ToString(rotation);
}
 
namespace detail
{
PEAK_COMMON_NO_DISCARD inline Rotation ToRotation(const std::string& rotation)
{
    if (rotation == "None")
    {
        return Rotation::None;
    }
    if (rotation == "Degree90Counterclockwise")
    {
        return Rotation::Degree90Counterclockwise;
    }
    if (rotation == "Degree180")
    {
        return Rotation::Degree180;
    }
    if (rotation == "Degree90Clockwise")
    {
        return Rotation::Degree90Clockwise;
    }
    throw peak::icv::NotSupportedException("The given rotation " + rotation + " is unknown! ");
}
} // namespace detail
 
} // namespace pipeline 
} // namespace peak