boolean GraphicMaster::effect (const Event& e, Tool& tool) {
boolean flag = true;
Window* w = e.window();
if (w != nil) {
w->cursor(window_cursor);
Canvas* c = w->canvas();
long count = _gr_list->count();
Coord l, b, r, t;
for (long i = 0; i < count && flag; i++) {
Graphic* target = _gr_list->item(i);
target->getbounds(l, b, r, t);
c->damage(l, b, r, t);
flag = target->effect(e, tool);
if (flag) {
target->getbounds(l, b, r, t);
c->damage(l, b, r, t);
}
target->flush();
CanvasRep& rep = *c->rep();
CanvasDamage& cd = rep.damage_;
rep.start_repair();
drawclipped(c, cd.left, cd.bottom, cd.right, cd.top);
rep.finish_repair();
}
_gr_list->remove_all();
}
return flag;
}
