long getReturnTime(GraphObject to) {
for (GraphLink lnk : out_links) {
if (lnk.getType() == LinkType.RETURN) {
GraphObject go = lnk.getToObject();
if (go == to) return lnk.getTime();
else {
long rt = go.getReturnTime(to);
if (rt != 0) return Math.min(lnk.getTime(), rt);
}
}
}
return 0;
}
private void drawLinks(Graphics2D g, GraphObject go) {
double x0 = graph_locations.get(go);
for (GraphLink gl : go.getLinks()) {
GraphObject got = gl.getToObject();
double x1 = graph_locations.get(got);
double y0 = getTimeY(gl.getTime());
double x3, x4;
if (x0 < x1) {
x3 = x0 + active_width / 2;
x4 = x1 - active_width / 2;
} else {
x3 = x0 - active_width / 2;
x4 = x1 + active_width / 2;
}
Stroke sk = type_strokes.get(gl.getType());
Color c = getThreadBlockColor(gl.getThread());
g.setColor(c);
g.setStroke(sk);
Line2D ln = new Line2D.Double(x3, y0, x4, y0);
g.draw(ln);
drawArrow(g, x3, y0, x4, y0);
}
}