Class: TG::Geometry::Line

Inherits:
Object
  • Object
show all
Defined in:
ext/tg_geometry/tg_geometry_ext.c

Instance Method Summary collapse

Instance Method Details

#bbox ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1731

static VALUE rb_tg_geometry_line_bbox(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    VALUE rect = rect_from_tg_rect(tg_line_rect(w->line));

    RB_GC_GUARD(self);
    return rect;
}

#clockwise? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1796

static VALUE rb_tg_geometry_line_clockwise_p(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    return tg_line_clockwise(w->line) ? Qtrue : Qfalse;
}

#length ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1791

static VALUE rb_tg_geometry_line_length(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    return rb_float_new(tg_line_length(w->line));
}

#num_points ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1739

static VALUE rb_tg_geometry_line_num_points(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    return INT2NUM(tg_line_num_points(w->line));
}

#num_segments ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1765

static VALUE rb_tg_geometry_line_num_segments(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    return INT2NUM(tg_line_num_segments(w->line));
}

#point_at(index_value) ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1744

static VALUE rb_tg_geometry_line_point_at(VALUE self, VALUE index_value) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    int index = checked_child_index(index_value, tg_line_num_points(w->line), "line point");

    return point_array_from_tg_point(tg_line_point_at(w->line, index));
}

#points ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1751

static VALUE rb_tg_geometry_line_points(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    int count = tg_line_num_points(w->line);
    VALUE points = rb_ary_new_capa(count);

    for (int i = 0; i < count; i++) {
        rb_ary_push(points, point_array_from_tg_point(tg_line_point_at(w->line, i)));
    }

    RB_GC_GUARD(self);
    RB_GC_GUARD(points);
    return points;
}

#segment_at(index_value) ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1770

static VALUE rb_tg_geometry_line_segment_at(VALUE self, VALUE index_value) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    int index = checked_child_index(index_value, tg_line_num_segments(w->line), "line segment");

    return segment_wrap_value(tg_line_segment_at(w->line, index));
}

#segments ⇒ Object 



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# File 'ext/tg_geometry/tg_geometry_ext.c', line 1777

static VALUE rb_tg_geometry_line_segments(VALUE self) {
    tg_line_wrapper_t *w = get_line_wrapper(self);
    int count = tg_line_num_segments(w->line);
    VALUE segments = rb_ary_new_capa(count);

    for (int i = 0; i < count; i++) {
        rb_ary_push(segments, segment_wrap_value(tg_line_segment_at(w->line, i)));
    }

    RB_GC_GUARD(self);
    RB_GC_GUARD(segments);
    return segments;
}