cairo_status_t
_cairo_path_fixed_stroke_to_shaper (cairo_path_fixed_t *path,
const cairo_stroke_style_t *stroke_style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_status_t (*add_triangle) (void *closure,
const cairo_point_t triangle[3]),
cairo_status_t (*add_triangle_fan) (void *closure,
const cairo_point_t *midpt,
const cairo_point_t *points,
int npoints),
cairo_status_t (*add_convex_quad) (void *closure,
const cairo_point_t quad[4]),
void *closure)
{
cairo_stroker_t stroker;
cairo_status_t status;
status = _cairo_stroker_init (&stroker, stroke_style,
ctm, ctm_inverse, tolerance);
if (unlikely (status))
return status;
stroker.add_triangle = add_triangle;
stroker.add_triangle_fan = add_triangle_fan;
stroker.add_convex_quad = add_convex_quad;
stroker.closure = closure;
status = _cairo_path_fixed_interpret (path,
_cairo_stroker_move_to,
stroker.dash.dashed ?
_cairo_stroker_line_to_dashed :
_cairo_stroker_line_to,
_cairo_stroker_curve_to,
_cairo_stroker_close_path,
&stroker);
if (unlikely (status))
goto BAIL;
/* Cap the start and end of the final sub path as needed */
status = _cairo_stroker_add_caps (&stroker);
BAIL:
_cairo_stroker_fini (&stroker);
return status;
}
cairo_status_t
_cairo_path_fixed_stroke_dashed_to_polygon (const cairo_path_fixed_t *path,
const cairo_stroke_style_t *stroke_style,
const cairo_matrix_t *ctm,
const cairo_matrix_t *ctm_inverse,
double tolerance,
cairo_polygon_t *polygon)
{
cairo_stroker_t stroker;
cairo_status_t status;
status = _cairo_stroker_init (&stroker, stroke_style,
ctm, ctm_inverse, tolerance);
if (unlikely (status))
return status;
stroker.add_external_edge = _cairo_polygon_add_external_edge,
stroker.closure = polygon;
if (polygon->num_limits)
_cairo_stroker_limit (&stroker, path,
polygon->limits, polygon->num_limits);
status = _cairo_path_fixed_interpret (path,
_cairo_stroker_move_to,
stroker.dash.dashed ?
_cairo_stroker_line_to_dashed :
_cairo_stroker_line_to,
_cairo_stroker_curve_to,
_cairo_stroker_close_path,
&stroker);
if (unlikely (status))
goto BAIL;
/* Cap the start and end of the final sub path as needed */
status = _cairo_stroker_add_caps (&stroker);
BAIL:
_cairo_stroker_fini (&stroker);
return status;
}
