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#pragma once
#include "geometry/polyline2d.hpp"
#include "geometry/screenbase.hpp"
#include "graphics/color.hpp"
#include "graphics/defines.hpp"
#include "std/noncopyable.hpp"
#include "base/buffer_vector.hpp"
class Navigator;
namespace graphics
{
class Screen;
class DisplayList;
}
namespace location
{
class RouteMatchingInfo;
}
template <class T> class DoLeftProduct
{
T const & m_t;
public:
DoLeftProduct(T const & t) : m_t(t) {}
template <class X> X operator() (X const & x) const { return x * m_t; }
};
typedef math::Matrix<double, 3, 3> MatrixT;
typedef buffer_vector<m2::PointD, 32> PointContainerT;
class Track : private noncopyable
{
public:
typedef m2::PolylineD PolylineD;
Track() {}
virtual ~Track();
explicit Track(PolylineD const & polyline)
: m_polyline(polyline)
{
ASSERT_GREATER(polyline.GetSize(), 1, ());
m_rect = m_polyline.GetLimitRect();
}
/// @note Move semantics is used here.
virtual Track * CreatePersistent();
float GetMainWidth() const;
graphics::Color const & GetMainColor() const;
virtual void Draw(graphics::Screen * pScreen, MatrixT const & matrix) const;
virtual void CreateDisplayList(graphics::Screen * dlScreen, MatrixT const & matrix, bool isScaleChanged,
int, double, location::RouteMatchingInfo const &) const;
virtual void CleanUp() const;
virtual bool HasDisplayLists() const;
/// @name Simple Getters-Setter
//@{
struct TrackOutline
{
float m_lineWidth;
graphics::Color m_color;
};
void AddOutline(TrackOutline const * outline, size_t arraySize);
string const & GetName() const { return m_name; }
void SetName(string const & name) { m_name = name; }
PolylineD const & GetPolyline() const { return m_polyline; }
m2::RectD const & GetLimitRect() const { return m_rect; }
//@}
double GetLengthMeters() const;
protected:
graphics::DisplayList * GetDisplayList() const { return m_dList; }
void SetDisplayList(graphics::DisplayList * dl) const { m_dList = dl; }
void CreateDisplayListPolyline(graphics::Screen * dlScreen, PointContainerT const & pts2) const;
void Swap(Track & rhs);
void DeleteDisplayList() const;
private:
string m_name;
vector<TrackOutline> m_outlines;
PolylineD m_polyline;
m2::RectD m_rect;
mutable graphics::DisplayList * m_dList = nullptr;
};
void TransformPolyline(Track::PolylineD const & polyline, MatrixT const & matrix, PointContainerT & pts);
void TransformAndSymplifyPolyline(Track::PolylineD const & polyline, MatrixT const & matrix,
double width, PointContainerT & pts);
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