void draw(drawer_type & drawer, rectangle_2f const & rect)
{
drawer.draw_line(rect.corner(0, 0), rect.corner(1, 0));
drawer.draw_line(rect.corner(1, 0), rect.corner(1, 1));
drawer.draw_line(rect.corner(1, 1), rect.corner(0, 1));
drawer.draw_line(rect.corner(0, 1), rect.corner(0, 0));
}
void draw(drawer_type & drawer, contour_2f const & cnt, bool draw_vertices)
{
contour_circulator beg(cnt), it = beg;
do
{
point_2f pt = *it;
if (draw_vertices)
drawer.draw_point(pt, 3);
++it;
drawer.draw_line(segment_2f(pt, *it));
}
while (it != beg);
}
void app_viewer::draw(drawer_type & drawer) const {
drawer.set_color(Qt::blue);
for (point_type const & pt : cur_drawing_pts)
drawer.draw_point(pt, 3);
if (is_hole_draw_state)
drawer.set_color(Qt::blue);
else
drawer.set_color(Qt::red);
for (uint i = 1; i < cur_drawing_pts.size(); i++) {
drawer.draw_line(
segment_type(cur_drawing_pts[i - 1], cur_drawing_pts[i]));
}
drawer.set_color(Qt::red);
drawer::drawPolygon(drawer, polygon);
drawer.set_color(Qt::blue);
for (polygon_type h : holes)
drawer::drawPolygon(drawer, h);
drawer.set_color(Qt::yellow);
for (segment_type sg : triangulation_segments) {
drawer.draw_line(sg);
}
for (auto p : point_types) {
drawer::drawTripVertex(drawer, p.first, p.second);
}
drawer.set_color(Qt::green);
for (auto seg : split_segments) {
drawer.draw_line(seg);
}
}
