IRuler.h

Go to the documentation of this file.

// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ACF-Commercial
#pragma once
 
 
// Qt includes
#include <QtCore/QPair>
 
// ACF includes
#include <istd/IChangeable.h>
 
#include <i2d/CLine2d.h>
 
 
namespace iview
{
 
 
class IRuler: virtual public istd::IChangeable
{
public:
       typedef QPair<double, double> Mark;
 
       virtual void Reset() = 0;
 
       virtual void Clear() = 0;
       
       virtual int GetLevelsCount() const = 0;
 
       virtual void SetLevelsCount(int count) = 0;
       
       virtual i2d::CLine2d GetScreenLine() const = 0;
       
       virtual void ReserveLevelSpace(int levelIndex, int marksCount) = 0;
       
       virtual int GetMarksCount(int levelIndex) const = 0;
       
       virtual Mark GetMark(int markIndex, int levelIndex) const = 0;
       
       virtual void InsertMark(int levelIndex, const Mark& mark) = 0;
};
 
 
} // namespace iview