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#ifndef slic3r_GLSelectionRectangle_hpp_
#define slic3r_GLSelectionRectangle_hpp_
#include "libslic3r/Point.hpp"
#if ENABLE_LEGACY_OPENGL_REMOVAL
#include "GLModel.hpp"
#endif // ENABLE_LEGACY_OPENGL_REMOVAL
namespace Slic3r {
namespace GUI {
struct Camera;
class GLCanvas3D;
class GLSelectionRectangle {
public:
enum class 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);
bool is_dragging() const { return m_state != EState::Off; }
#if ENABLE_NEW_RECTANGLE_SELECTION
bool is_empty() const { return m_state == EState::Off || m_start_corner.isApprox(m_end_corner); }
#endif // ENABLE_NEW_RECTANGLE_SELECTION
EState get_state() const { return m_state; }
float get_width() const { return std::abs(m_start_corner.x() - m_end_corner.x()); }
float get_height() const { return std::abs(m_start_corner.y() - m_end_corner.y()); }
float get_left() const { return std::min(m_start_corner.x(), m_end_corner.x()); }
float get_right() const { return std::max(m_start_corner.x(), m_end_corner.x()); }
float get_top() const { return std::max(m_start_corner.y(), m_end_corner.y()); }
float get_bottom() const { return std::min(m_start_corner.y(), m_end_corner.y()); }
private:
EState m_state{ EState::Off };
Vec2d m_start_corner{ Vec2d::Zero() };
Vec2d m_end_corner{ Vec2d::Zero() };
#if ENABLE_LEGACY_OPENGL_REMOVAL
GLModel m_rectangle;
Vec2d m_old_start_corner{ Vec2d::Zero() };
Vec2d m_old_end_corner{ Vec2d::Zero() };
#endif // ENABLE_LEGACY_OPENGL_REMOVAL
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_GLGizmoSlaSupports_hpp_
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