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 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); } }
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); }