public static void main(String[] args) {
System.out.println("Constructing x with initial value of 2.0.");
final DoubleProperty x = new SimpleDoubleProperty(null, "x", 2.0);
System.out.println("Constructing y with initial value of 3.0.");
final DoubleProperty y = new SimpleDoubleProperty(null, "y", 3.0);
System.out.println("Creating binding area with dependencies x and y.");
DoubleBinding area =
new DoubleBinding() {
private double value;
{
super.bind(x, y);
}
@Override
protected double computeValue() {
System.out.println("computeValue() is called.");
return x.get() * y.get();
}
};
System.out.println("area.get() = " + area.get());
System.out.println("area.get() = " + area.get());
System.out.println("Setting x to 5");
x.set(5);
System.out.println("Setting y to 7");
y.set(7);
System.out.println("area.get() = " + area.get());
}
public BlockingExecutor() {
overallProgressBinding =
Bindings.createDoubleBinding(
() -> {
if (scheduledTasks.isEmpty()) return 1d;
double progress = 0d;
for (TimeTask<?> task : scheduledTasks) {
if (task.isDone()) progress += 1d;
else if (task.getProgress() > 0) progress += task.getProgress();
}
return progress / (double) scheduledTasks.size();
},
scheduledTasks,
currentTaskProperty);
isIdleBinding =
Bindings.createBooleanBinding(
() -> overallProgressBinding.get() == 1d, overallProgressBinding);
currentTaskProperty.addListener(
(__, ___, task) -> {
if (task.isDone()) next();
else {
task.exceptionProperty()
.addListener(
(____, _____, exception) ->
new ErrorDialog(ConExpFX.instance.primaryStage, exception).showAndWait());
task.setOnCancelled(____ -> next());
task.setOnFailed(____ -> next());
task.setOnSucceeded(____ -> next());
tpe.submit(task);
}
});
}
public CartesianCase(Node a, Node b) {
super.bind(
a.layoutXProperty(), a.layoutYProperty(), b.layoutXProperty(), b.layoutYProperty());
mXa = a.layoutXProperty();
mYa = a.layoutYProperty();
mXb = b.layoutXProperty();
mYb = b.layoutYProperty();
}
public static void main(String[] args) {
DoubleProperty radius = new SimpleDoubleProperty(7.0);
// Create a binding for computing arae of the circle
DoubleBinding area = radius.multiply(radius).multiply(Math.PI);
System.out.println("Radius = " + radius.get() + ", Area = " + area.get());
// Change the radius
radius.set(14.0);
System.out.println("Radius = " + radius.get() + ", Area = " + area.get());
// Create a DoubleProperty and bind it to an expression that computes the area of the circle
DoubleProperty area2 = new SimpleDoubleProperty();
area2.bind(radius.multiply(radius).multiply(Math.PI));
System.out.println("Radius = " + radius.get() + ", Area2 = " + area2.get());
}
public final void execute(final TimeTask<?> task) {
Platform2.runOnFXThread(
() -> {
synchronized (scheduledTasks) {
if (isIdleBinding.get()) currentTaskProperty.setValue(task);
scheduledTasks.add(task);
task.progressProperty()
.addListener(
(__, ___, ____) -> {
overallProgressBinding.invalidate();
datasetProgressBindings.values().forEach(DoubleBinding::invalidate);
});
task.stateProperty()
.addListener(
(__, ___, ____) -> {
overallProgressBinding.invalidate();
datasetProgressBindings.values().forEach(DoubleBinding::invalidate);
});
}
});
}
@Override
protected double computeValue() {
boolean primeiroQuadrante =
mXa.getValue() <= mXb.getValue() && mYa.getValue() >= mYb.getValue();
boolean segundoQuadrante =
mXa.getValue() >= mXb.getValue() && mYa.getValue() >= mYb.getValue();
boolean terceiroQuadrante =
mXa.getValue() >= mXb.getValue() && mYa.getValue() <= mYb.getValue();
boolean quartoQuadrante =
mXa.getValue() <= mXb.getValue() && mYa.getValue() <= mYb.getValue();
// System.out.printf("%s, %s, %s, %s\n", primeiroQuadrante, segundoQuadrante,
// terceiroQuadrante, quartoQuadrante);
if (segundoQuadrante && terceiroQuadrante) {
return mSecondAndThirthBinding != null
? mSecondAndThirthBinding.get()
: mSecondAndThirthValue;
} else if (primeiroQuadrante && segundoQuadrante) {
return mFirstAndSecondBinding != null ? mFirstAndSecondBinding.get() : mFirstAndSecondValue;
} else if (terceiroQuadrante && quartoQuadrante) {
return mTerceiroAndQuartoBinding != null
? mTerceiroAndQuartoBinding.get()
: mTerceiroAndQuartoValue;
} else if (primeiroQuadrante && !segundoQuadrante && !terceiroQuadrante && !quartoQuadrante) {
// System.out.println("1 " + (mFirstBinding != null ? mFirstBinding.get() :
// mFirstValue));
return mFirstBinding != null ? mFirstBinding.get() : mFirstValue;
} else if (!primeiroQuadrante && segundoQuadrante && !terceiroQuadrante && !quartoQuadrante) {
// System.out.println("2 " + (mSecondBinding != null ? mSecondBinding.get() :
// mSecondValue));
return mSecondBinding != null ? mSecondBinding.get() : mSecondValue;
} else if (!primeiroQuadrante && !segundoQuadrante && terceiroQuadrante && !quartoQuadrante) {
// System.out.println("3 " + (mSecondBinding != null ? mSecondBinding.get() :
// mSecondValue));
return mThirthBinding != null ? mThirthBinding.get() : mThirthValue;
} else if (!primeiroQuadrante && !segundoQuadrante && !terceiroQuadrante && quartoQuadrante) {
// System.out.println("4 " + (mSecondBinding != null ? mSecondBinding.get() :
// mSecondValue));
return mFourthBinding != null ? mFourthBinding.get() : mFourthValue;
} else {
// System.out.println("zero!");
return 0;
}
}
