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#pragma once
#include "drape_frontend/animation/show_hide_animation.hpp"
#include <string>
class ScreenBase;
namespace gui
{
class RulerHelper
{
public:
RulerHelper();
void Update(ScreenBase const & screen);
bool IsVisible(ScreenBase const & screen) const;
void Invalidate();
float GetRulerHalfHeight() const;
float GetRulerPixelLength() const;
float GetMaxRulerPixelLength() const;
int GetVerticalTextOffset() const;
bool IsTextDirty() const;
std::string const & GetRulerText() const;
void ResetTextDirtyFlag();
void GetTextInitInfo(std::string & alphabet, uint32_t & size) const;
private:
double CalcMetersDiff(double value);
void SetTextDirty();
private:
float m_pixelLength;
int m_rangeIndex;
std::string m_rulerText;
bool m_isTextDirty;
mutable bool m_dirtyTextRequested;
int m_currentDrawScale = 0;
};
} // namespace gui
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