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#pragma once
#include "drape/drape_global.hpp"
#include "geometry/point2d.hpp"
#include "base/mutex.hpp"
#include "std/atomic.hpp"
namespace df
{
class UserPointMark
{
public:
virtual ~UserPointMark() {}
virtual m2::PointD const & GetPivot() const = 0;
virtual m2::PointD GetPixelOffset() const = 0;
virtual string GetSymbolName() const = 0;
virtual dp::Anchor GetAnchor() const = 0;
virtual float GetDepth() const = 0;
virtual bool RunCreationAnim() const = 0;
};
class UserLineMark
{
public:
virtual ~UserLineMark() {}
virtual size_t GetLayerCount() const = 0;
virtual dp::Color const & GetColor(size_t layerIndex) const = 0;
virtual float GetWidth(size_t layerIndex) const = 0;
virtual float GetLayerDepth(size_t layerIndex) const = 0;
/// Line geometry enumeration
virtual size_t GetPointCount() const = 0;
virtual m2::PointD const & GetPoint(size_t pointIndex) const = 0;
};
class UserMarksProvider
{
public:
UserMarksProvider();
virtual ~UserMarksProvider() {}
void BeginRead();
bool IsDirty() const;
virtual bool IsDrawable() const = 0;
virtual size_t GetUserPointCount() const = 0;
/// never store UserPointMark reference
virtual UserPointMark const * GetUserPointMark(size_t index) const = 0;
virtual size_t GetUserLineCount() const = 0;
/// never store UserLineMark reference
virtual UserLineMark const * GetUserLineMark(size_t index) const = 0;
void EndRead();
void IncrementCounter();
void DecrementCounter();
bool CanBeDeleted();
bool IsPendingOnDelete();
void DeleteLater();
protected:
void BeginWrite();
void SetDirty();
void EndWrite();
private:
void Lock();
void Unlock();
threads::Mutex m_mutex;
bool m_isDirty = false;
atomic<bool> m_pendingOnDelete;
atomic<int> m_counter;
};
} // namespace df
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