4 #include <sigc++/sigc++.h>
5 #include <msp/gl/renderable.h>
6 #include "libr2c2/geometry.h"
10 class Measure: public Msp::GL::Renderable
21 sigc::signal<void> signal_done;
22 sigc::signal<void> signal_changed;
36 float get_parallel_distance() const { return par_dist; }
37 float get_perpendicular_distance() const { return perp_dist; }
38 const R2C2::Angle &get_angle_difference() const { return adiff; }
40 void button_press(float, float, unsigned);
41 void pointer_motion(float, float);
42 virtual void render(Msp::GL::Renderer &, const Msp::GL::Tag &) const;
45 void snap_to_tracks(R2C2::Snap &);