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;
}
@Override
public String getToolTipText(MouseEvent e) {
BddtHistoryItem itm = getItemAtPoint(e.getX(), e.getY());
if (itm != null) {
StringBuffer buf = new StringBuffer();
BumpThreadStack stk = itm.getStack();
BumpStackFrame frm = stk.getFrame(0);
if (frm == null) return null;
buf.append(frm.getMethod() + " at " + frm.getLineNumber());
return buf.toString();
}
GraphObject go = getObjectAtPoint(e.getX(), e.getY());
if (go != null) {
return go.getName();
}
return null;
}
/** ***************************************************************************** */
@Override
public void handlePopupMenu(MouseEvent e) {
JPopupMenu popup = new JPopupMenu();
Point pt = SwingUtilities.convertPoint(getContentPane().getParent(), e.getPoint(), draw_area);
BddtHistoryItem itm = getItemAtPoint(pt.x, pt.y);
if (itm != null) {
popup.add(new GotoSourceAction(itm));
popup.add(new GotoStackAction(itm));
} else {
GraphObject go = getObjectAtPoint(pt.x, pt.y);
if (go != null && go.getValue() != null) {
popup.add(new GotoValueAction(go));
}
}
popup.add(getFloatBubbleAction());
popup.show(draw_area, pt.x, pt.y);
}
private void drawObject(Graphics2D g, int idx, GraphObject go) {
double x0 = left_right_margin + (object_width + object_hspacing) * idx;
Rectangle2D r = new Rectangle2D.Double(x0, top_bottom_margin, object_width, object_height);
graph_locations.put(go, x0 + object_width / 2);
g.setColor(Color.WHITE);
g.fill(r);
g.setColor(Color.BLACK);
g.draw(r);
g.setColor(Color.RED);
SwingText.drawText(go.getName(), g, r);
double x1 = x0 + object_width / 2;
double y1 = top_bottom_margin + object_height;
double y2 = time_end;
Line2D tl = new Line2D.Double(x1, y1, x1, y2);
g.setColor(Color.BLACK);
g.draw(tl);
for (GraphBlock gb : go.getBlocks()) {
drawBlock(g, x1, gb);
}
}
@Override
public int compare(GraphObject t0, GraphObject t1) {
long x0 = t1.getReturnTime(t0);
long x1 = t0.getReturnTime(t1);
if (x0 == x1) { // either same or == 0
long d = t0.getStartTime() - t1.getStartTime();
if (d < 0) return -1;
else if (d > 0) return 1;
else if (t0.getName() == null) return -1;
else if (t1.getName() == null) return 1;
else return t0.getName().compareTo(t1.getName());
} else if (x0 == 0) return -1;
else if (x1 == 0) return 1;
else if (x0 < x1) return 1;
else return -1;
}
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);
}
}
/** ***************************************************************************** */
private BddtHistoryItem getItemAtPoint(int x, int y) {
if (object_width == 0) return null;
double t =
history_graph.getStartTime()
+ (y - time_start)
/ (time_end - time_start)
* (history_graph.getEndTime() - history_graph.getStartTime() + 1);
if (t < history_graph.getStartTime() || t > history_graph.getEndTime()) return null;
GraphObject gobj = getObjectAtPoint(x, y);
// correlate with blocks
if (gobj != null) {
GraphBlock gb0 = null;
double dtime = 0;
for (GraphBlock gb : gobj.getBlocks()) {
double dt = gb.getEndTime() - gb.getStartTime();
if (t >= gb.getStartTime() && t <= gb.getEndTime()) {
if (gb0 == null || dt < dtime) {
gb0 = gb;
dtime = dt;
}
}
}
if (gb0 != null) {
BddtHistoryItem bi0 = null;
dtime = 0;
for (BddtHistoryItem bhi : gb0.getItems()) {
double dt = t - bhi.getTime();
if (dt >= 0) {
if (bi0 == null || dt < dtime) {
bi0 = bhi;
dtime = dt;
}
}
}
if (bi0 != null) return bi0;
}
}
// correlate with links
double delta =
(history_graph.getEndTime() - history_graph.getStartTime()) / (time_end - time_start) * 3;
double dtime = 0;
GraphLink gl0 = null;
for (int i = 0; i < history_graph.getNumObjects(); ++i) {
GraphObject go = history_graph.getObject(i);
double x0 = graph_locations.get(go);
for (GraphLink gl : go.getLinks()) {
double x1 = graph_locations.get(gl.getToObject());
if (x > x0 && x < x1) {
double dt = Math.abs(t - gl.getTime());
if (gl0 == null || dt < dtime) {
gl0 = gl;
dtime = dt;
}
}
}
}
if (gl0 != null && dtime <= delta) {
return gl0.getItem();
}
return null;
}
void addThreadItems(Iterable<BddtHistoryItem> itms, long since) {
GraphObject lastobj = null;
BddtHistoryItem lastitem = null;
for (BddtHistoryItem hi : itms) {
GraphObject go = getObject(hi);
if (since == 0 || hi.getTime() > since) {
last_time = Math.max(last_time, hi.getTime());
if (start_time == 0) start_time = last_time;
else start_time = Math.min(start_time, hi.getTime());
if (go == null) continue;
if (lastobj == null) { // first time
go.startBlock(hi);
} else if (lastobj == go) { // step inside the same object
go.extendBlock(hi);
} else if (lastitem != null && hi.isInside(lastitem)) { // step/call into a new object
go.startBlock(hi);
lastobj.addLink(go, LinkType.ENTER, hi);
} else if (lastitem != null && lastitem.isInside(hi)) { // return to prior object
go.extendBlock(hi);
// end prior block??
lastobj.addLink(go, LinkType.RETURN, hi);
} else {
lastobj.finish(hi);
go.startBlock(hi);
lastobj.addLink(go, LinkType.NEXT, hi);
}
}
lastobj = go;
lastitem = hi;
}
}
GotoValueAction(GraphObject go) {
super("Show this value");
for_value = go.getValue();
}