- cairo_set_source_rgba(self->cairo, 1, 1, 1, 1);
- cairo_arc(self->cairo, self->xoff, self->yoff, RADIUS, 0, 2*G_PI);
- cairo_fill(self->cairo);
- cairo_move_to(self->cairo, self->xoff+4, self->yoff-8);
- cairo_set_font_size(self->cairo, 10);
- cairo_show_text(self->cairo, self->label);
- return self;
+ cairo_set_source_rgba(marker->cairo, 1, 1, 1, 1);
+ cairo_arc(marker->cairo, marker->xoff, marker->yoff, RADIUS, 0, 2*G_PI);
+ cairo_fill(marker->cairo);
+ cairo_move_to(marker->cairo, marker->xoff+4, marker->yoff-8);
+ cairo_set_font_size(marker->cairo, 10);
+ cairo_show_text(marker->cairo, marker->label);
+ return marker;