Thanks a lot! Jody
On Fri, Feb 22, 2013 at 4:08 PM, Kjell Ahlstedt <[email protected]> wrote: > 2013-02-22 15:24, jody skrev: > >> Hi >> >> Does anybody know what the Current Transformation Matrix (CTM) is for >> the Cairo::Context i get from >> virtual bool on_draw(const Cairo::RefPtr<Cairo::Context>& cr); >> >> Is there a way to look at the elements of a Cairo::Matrix? >> >> Thank You >> Jody >> > Cairo::Context contains the methods > > void get_matrix(Matrix& matrix); > void get_matrix(cairo_matrix_t& matrix); > Matrix get_matrix() const; > > Cairo::Matrix derives from cairo_matrix_t, > > class Matrix : public cairo_matrix_t > { > ............ > }; > > and cairo_matrix_t is an open struct, > > typedef struct _cairo_matrix { > double xx; double yx; > double xy; double yy; > double x0; double y0; > } cairo_matrix_t; > > Kjell > _______________________________________________ gtkmm-list mailing list [email protected] https://mail.gnome.org/mailman/listinfo/gtkmm-list
