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#ifndef slic3r_GLSelectionRectangle_hpp_
#define slic3r_GLSelectionRectangle_hpp_
#include "libslic3r/Point.hpp"
namespace Slic3r {
namespace GUI {
struct Camera;
class GLCanvas3D;
class GLSelectionRectangle {
public:
enum EState {
Off,
Select,
Deselect
};
// Initiates the rectangle.
void start_dragging(const Vec2d& mouse_position, EState state);
// To be called on mouse move.
void dragging(const Vec2d& mouse_position);
// Given a vector of points in world coordinates, the function returns indices of those
// that are in the rectangle. It then disables the rectangle.
std::vector<unsigned int> stop_dragging(const GLCanvas3D& canvas, const std::vector<Vec3d>& points);
// Disables the rectangle.
void stop_dragging();
void render(const GLCanvas3D& canvas) const;
bool is_dragging() const { return m_state != Off; }
EState get_state() const { return m_state; }
float get_width() const { return std::abs(m_start_corner(0) - m_end_corner(0)); }
float get_height() const { return std::abs(m_start_corner(1) - m_end_corner(1)); }
float get_left() const { return std::min(m_start_corner(0), m_end_corner(0)); }
float get_right() const { return std::max(m_start_corner(0), m_end_corner(0)); }
float get_top() const { return std::max(m_start_corner(1), m_end_corner(1)); }
float get_bottom() const { return std::min(m_start_corner(1), m_end_corner(1)); }
private:
EState m_state = Off;
Vec2d m_start_corner;
Vec2d m_end_corner;
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_GLGizmoSlaSupports_hpp_
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