boolean touches(Block b, int x, int y) {
DrawFBP.Side side = null;
if (driver.nearpln(
x, y, b.cx - b.width / 2, b.cy - b.height / 2, b.cx - b.width / 2, b.cy + b.height / 2)) {
side = Side.LEFT;
}
if (driver.nearpln(
x, y, b.cx - b.width / 2, b.cy - b.height / 2, b.cx + b.width / 2, b.cy - b.height / 2)) {
side = Side.TOP;
}
if (driver.nearpln(
x, y, b.cx + b.width / 2, b.cy - b.height / 2, b.cx + b.width / 2, b.cy + b.height / 2)) {
side = Side.RIGHT;
}
if (driver.nearpln(
x, y, b.cx - b.width / 2, b.cy + b.height / 2, b.cx + b.width / 2, b.cy + b.height / 2)) {
side = Side.BOTTOM;
}
if (side != null) {
if (tailMarked) fromSide = side;
if (headMarked) toSide = side;
return true;
}
return false;
}
void createBend(int bendx, int bendy) {
Bend bn = null;
int index = 0;
if (bends == null) {
if (driver.nearpln(bendx, bendy, fromX, fromY, toX, toY)) {
bends = new LinkedList<Bend>();
bn = new Bend(bendx, bendy);
if (fromX == toX) // if line vertical
bn.x = fromX;
if (fromY == toY) // if line horizontal
bn.y = fromY;
bends.add(bn);
bn.marked = true;
driver.bendForDragging = bn;
return;
}
} else {
int x = fromX;
int y = fromY;
Object[] oa = bends.toArray();
for (Object o : oa) {
Bend b = (Bend) o;
if (sameBend(bendx, bendy, b)) {
bn = b;
bn.marked = true;
driver.bendForDragging = bn;
return;
}
if (driver.nearpln(bendx, bendy, x, y, b.x, b.y)) {
bn = new Bend(bendx, bendy);
if (x == b.x) // if line vertical
bn.x = x;
if (y == b.y) // if line horizontal
bn.y = y;
bends.add(index, bn);
bn.marked = true;
driver.bendForDragging = bn;
return;
}
x = b.x;
y = b.y;
index++;
}
if (driver.nearpln(bendx, bendy, x, y, toX, toY)) {
bn = new Bend(bendx, bendy);
if (x == toX) // if line vertical
bn.x = x;
if (y == toY) // if line horizontal
bn.y = y;
bends.add(bn);
bn.marked = true;
driver.bendForDragging = bn;
}
}
}
public void actionPerformed(ActionEvent e) {
String s = e.getActionCommand();
diag.jpm = null;
if (s.equals("Edit Upstream Port Name")) {
String ans =
(String)
MyOptionPane.showInputDialog(
driver.frame,
"Enter or change text",
"Edit upstream port name",
JOptionPane.PLAIN_MESSAGE,
null,
null,
upStreamPort);
if (ans != null /* && ans.length() > 0 */) {
Block b = diag.blocks.get(new Integer(fromId));
// upStreamPort = ans;
diag.changed = true;
boolean found = false;
for (Arrow a : diag.arrows.values()) {
if (a.fromId == fromId
&& a.upStreamPort != null
&& a.upStreamPort.equals(ans)
&& !(upStreamPort.equals(ans))
|| a.toId == fromId && a.downStreamPort != null && a.downStreamPort.equals(ans))
found = true;
}
if (found) {
MyOptionPane.showMessageDialog(driver.frame, "Duplicate port name: " + ans);
// upStreamPort = "";
// return;
}
upStreamPort = ans;
if (b.type.equals(Block.Types.EXTPORT_IN_BLOCK) || b instanceof IIPBlock) {
MyOptionPane.showMessageDialog(driver.frame, "Upstream port must be blank");
upStreamPort = "";
}
}
driver.frame.repaint();
} else if (s.equals("Edit Downstream Port Name") && endsAtBlock) {
String ans =
(String)
MyOptionPane.showInputDialog(
driver.frame,
"Enter or change text",
"Edit downstream port name",
JOptionPane.PLAIN_MESSAGE,
null,
null,
downStreamPort);
if (ans != null /* && ans.length() > 0 */) {
Block b = diag.blocks.get(new Integer(toId));
diag.changed = true;
boolean found = false;
for (Arrow a : diag.arrows.values()) {
if (a.fromId == toId && a.upStreamPort != null && a.upStreamPort.equals(ans)
|| a.toId == toId
&& a.downStreamPort != null
&& a.downStreamPort.equals(ans)
&& !(downStreamPort.equals(ans))) found = true;
}
if (found) {
MyOptionPane.showMessageDialog(driver.frame, "Duplicate port name: " + ans);
// downStreamPort = "";
// return;
}
downStreamPort = ans;
if (b.type.equals(Block.Types.EXTPORT_OUT_BLOCK)) {
MyOptionPane.showMessageDialog(driver.frame, "Downstream port must be blank");
downStreamPort = "";
}
}
driver.frame.repaint();
} else if (s.equals("Set Capacity")) {
String capString = null;
if (capacity == 0) capString = "";
else capString = Integer.toString(capacity);
String ans =
(String)
MyOptionPane.showInputDialog(
driver.frame,
"Enter or change text",
"Set Capacity",
JOptionPane.PLAIN_MESSAGE,
null,
null,
capString);
if ((ans != null) && (ans.length() > 0)) {
capacity = Integer.parseInt(ans);
if (capLegend == null) {
diag.xa = 2; // get around fudge in DrawFBP
diag.ya = 2; // get around fudge in DrawFBP
capLegend = (LegendBlock) diag.driver.createBlock(Block.Types.LEGEND_BLOCK, false);
int x = toX;
int y = toY;
if (bends != null) {
Bend bd = bends.peek();
x = bd.x;
y = bd.y;
}
capLegend.cx = (fromX + x) / 2;
capLegend.cy = (fromY + y) / 2 + 20;
if (fromX == x) capLegend.cx -= 20;
}
capLegend.description = "(" + capacity + ")";
}
driver.frame.repaint();
diag.changed = true;
} else if (s.equals("Remove Capacity")) {
capacity = 0;
diag.delBlock(capLegend, false);
capLegend = null;
driver.frame.repaint();
diag.changed = true;
} else if (s.equals("Toggle Upstream Port Automatic / Normal")) {
if (upStreamPort == null || !upStreamPort.equals("*")) upStreamPort = "*";
else upStreamPort = null;
driver.frame.repaint();
diag.changed = true;
} else if (s.equals("Toggle Downstream Port Automatic / Normal")) {
if (downStreamPort == null || !downStreamPort.equals("*")) downStreamPort = "*";
else downStreamPort = null;
driver.frame.repaint();
diag.changed = true;
} else if (s.equals("Toggle DropOldest")) {
dropOldest = !dropOldest;
} else if (s.equals("Drag Tail")) {
tailMarked = true;
driver.arrowEndForDragging = this;
} else if (s.equals("Drag Head")) {
headMarked = true;
driver.arrowEndForDragging = this;
} else if (s.equals("Drag New or Existing Bend")) {
createBend(driver.curx, driver.cury);
} else if (s.equals("Add Extra Arrowhead")) {
Point p = new Point(driver.curx, driver.cury);
int fx = fromX;
int fy = fromY;
int tx, ty;
if (bends != null) {
for (Bend bend : bends) {
tx = bend.x;
ty = bend.y;
if (pointInLine(p, fx, fy, tx, ty)) {
extraArrowhead = new Arrowhead(fx, fy, driver.curx, driver.cury);
return;
}
fx = tx;
fy = ty;
}
}
tx = toX;
ty = toY;
if (pointInLine(p, fx, fy, tx, ty))
extraArrowhead = new Arrowhead(fx, fy, driver.curx, driver.cury);
return;
} else if (s.equals("Remove Extra Arrowhead")) {
extraArrowhead = null;
return;
} else if (s.equals("Delete")) {
if (JOptionPane.YES_OPTION
== MyOptionPane.showConfirmDialog(
driver.frame,
"Do you want to delete this arrow?",
"Delete arrow",
JOptionPane.YES_NO_OPTION)) {
diag.delArrow(this);
diag.changed = true;
diag.currentArrow = null;
}
driver.frame.repaint();
diag.foundArrow = null;
}
// if (s.equals("Exit")) {
// diag.foundArrow = null;
// driver.frame.repaint();
// }
}