"Return a copy of @var{stil} but translated by @var{amount}"
" in @var{axis} direction.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (scm_is_number, amount, 2);
SCM new_s = s->smobbed_copy ();
scm_remember_upto_here_1 (stil);
- Stencil *q = Stencil::unsmob (new_s);
+ Stencil *q = unsmob<Stencil> (new_s);
q->translate_axis (real_amount, Axis (scm_to_int (axis)));
return new_s;
}
"Return a @var{stil}, but translated by @var{offset}"
" (a pair of numbers).")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (is_number_pair, offset, 2);
Offset o = ly_scm2offset (offset);
SCM new_s = s->smobbed_copy ();
scm_remember_upto_here_1 (stil);
- Stencil *q = Stencil::unsmob (new_s);
+ Stencil *q = unsmob<Stencil> (new_s);
q->translate (o);
return new_s;
}
1, 0, 0, (SCM stil),
"Return the expression of @var{stil}.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
return s->expr ();
}
" @var{axis} direction (@code{0} or @code{1} for x and"
" y@tie{}axis, respectively).")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (is_axis, axis, 2);
" @var{axis} is supplied, the emptiness check is"
" restricted to that axis.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
if (SCM_UNBNDP (axis))
return scm_from_bool (s->is_empty ());
" space. @var{first} and @var{second} may also be @code{'()} or"
" @code{#f}.")
{
- Stencil *s1 = Stencil::unsmob (first);
- Stencil *s2 = Stencil::unsmob (second);
+ Stencil *s1 = unsmob<Stencil> (first);
+ Stencil *s2 = unsmob<Stencil> (second);
Stencil result;
SCM_ASSERT_TYPE (s1 || scm_is_false (first) || scm_is_null (first),
" apart at least by this distance. If either of the stencils"
" is spacing, @var{padding} and @var{mindist} do not apply.")
{
- Stencil *s1 = Stencil::unsmob (first);
- Stencil *s2 = Stencil::unsmob (second);
+ Stencil *s1 = unsmob<Stencil> (first);
+ Stencil *s2 = unsmob<Stencil> (second);
Stencil result;
SCM_ASSERT_TYPE (s1 || scm_is_false (first) || scm_is_null (first),
while (!SCM_NULLP (args))
{
- Stencil *s = Stencil::unsmob (scm_car (args));
+ Stencil *s = unsmob<Stencil> (scm_car (args));
if (!s)
SCM_ASSERT_TYPE (s, scm_car (args), SCM_ARGn, __FUNCTION__, "Stencil");
LY_ASSERT_TYPE (is_axis, axis, 2);
LY_ASSERT_TYPE (scm_is_number, dir, 3);
- Stencil target = *Stencil::unsmob (stil);
+ Stencil target = *unsmob<Stencil> (stil);
target.align_to ((Axis)scm_to_int (axis),
scm_to_double (dir));
" in@tie{}@var{s}.")
{
LY_ASSERT_SMOB (Stencil, s, 1);
- Stencil *stil = Stencil::unsmob (s);
+ Stencil *stil = unsmob<Stencil> (s);
return find_expression_fonts (stil->expr ());
}
"Put @var{stc} in a different color.")
{
LY_ASSERT_SMOB (Stencil, stc, 1);
- Stencil *stil = Stencil::unsmob (stc);
+ Stencil *stil = unsmob<Stencil> (stc);
return Stencil (stil->extent_box (),
scm_list_3 (ly_symbol2scm ("color"),
scm_list_3 (r, g, b),
" the relative offset (@var{x}, @var{y}). E.g., an offset of"
" (-1, 1) will rotate the stencil around the left upper corner.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (scm_is_number, angle, 2);
LY_ASSERT_TYPE (scm_is_number, x, 3);
Real y_off = scm_to_double (y);
SCM new_s = s->smobbed_copy ();
- Stencil *q = Stencil::unsmob (new_s);
+ Stencil *q = unsmob<Stencil> (new_s);
q->rotate_degrees (a, Offset (x_off, y_off));
return new_s;
}
"Return a stencil @var{stil} rotated @var{angle} degrees around"
" point (@var{x}, @var{y}), given in absolute coordinates.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (scm_is_number, angle, 2);
LY_ASSERT_TYPE (scm_is_number, x, 3);
Real y_off = scm_to_double (y);
SCM new_s = s->smobbed_copy ();
- Stencil *q = Stencil::unsmob (new_s);
+ Stencil *q = unsmob<Stencil> (new_s);
q->rotate_degrees_absolute (a, Offset (x_off, y_off));
return new_s;
}
}
LY_DEFINE (ly_round_filled_polygon, "ly:round-filled-polygon",
- 2, 0, 0,
- (SCM points, SCM blot),
+ 2, 1, 0,
+ (SCM points, SCM blot, SCM extroversion),
"Make a @code{Stencil} object that prints a black polygon with"
" corners at the points defined by @var{points} (list of coordinate"
- " pairs) and roundness @var{blot}.")
+ " pairs) and roundness @var{blot}. Optional"
+ "@var{extroversion} shifts the outline outward, with the"
+ "default of@tie{}@code{-1.0} keeping the outer boundary of"
+ "the outline just inside of the polygon.")
{
SCM_ASSERT_TYPE (scm_ilength (points) > 0, points, SCM_ARG1, __FUNCTION__, "list of coordinate pairs");
LY_ASSERT_TYPE (scm_is_number, blot, 2);
+ Real ext = -1;
+ if (!SCM_UNBNDP (extroversion))
+ {
+ LY_ASSERT_TYPE (scm_is_number, extroversion, 3);
+ ext = scm_to_double (extroversion);
+ }
vector<Offset> pts;
for (SCM p = points; scm_is_pair (p); p = scm_cdr (p))
{
// TODO: Print out warning
}
}
- return Lookup::round_filled_polygon (pts, scm_to_double (blot)).smobbed_copy ();
+ return Lookup::round_filled_polygon (pts, scm_to_double (blot), ext)
+ .smobbed_copy ();
}
LY_DEFINE (ly_register_stencil_expression, "ly:register-stencil-expression",
LY_DEFINE (ly_stencil_scale, "ly:stencil-scale",
3, 0, 0, (SCM stil, SCM x, SCM y),
- "Scale @var{stil} using the horizontal and vertical scaling"
- " factors @var{x} and @var{y}.")
+ "Scale stencil @var{stil} using the horizontal and vertical"
+ " scaling factors @var{x} and @var{y}. Negative values will"
+ " flip or mirror @var{stil} without changing its origin;"
+ " this may result in collisions unless it is repositioned.")
{
- Stencil *s = Stencil::unsmob (stil);
+ Stencil *s = unsmob<Stencil> (stil);
LY_ASSERT_SMOB (Stencil, stil, 1);
LY_ASSERT_TYPE (scm_is_number, x, 2);
LY_ASSERT_TYPE (scm_is_number, y, 3);
SCM new_s = s->smobbed_copy ();
- Stencil *q = Stencil::unsmob (new_s);
+ Stencil *q = unsmob<Stencil> (new_s);
q->scale (scm_to_double (x), scm_to_double (y));
return new_s;