class Cairo::LinearPattern

Public Class Methods

new(p1, p2, p3, p4) click to toggle source
static VALUE
cr_linear_pattern_initialize (VALUE self, VALUE x0, VALUE y0,
                              VALUE x1, VALUE y1)
{
  cairo_pattern_t *pattern;

  pattern = cairo_pattern_create_linear (NUM2DBL (x0), NUM2DBL (y0),
                                         NUM2DBL (x1), NUM2DBL (y1));
  cr_pattern_check_status (pattern);
  DATA_PTR (self) = pattern;
  return Qnil;
}

Public Instance Methods

points() click to toggle source
static VALUE
cr_linear_pattern_get_linear_points (VALUE self)
{
  cairo_status_t status;
  double x0, y0, x1, y1;

  status = cairo_pattern_get_linear_points (_SELF (self), &x0, &y0, &x1, &y1);
  rb_cairo_check_status (status);
  return rb_ary_new3 (4,
                      rb_float_new (x0), rb_float_new (y0),
                      rb_float_new (x1), rb_float_new (y1));
}