private void plot() {
if (dygraphs != null) {
if (panel.remove(dygraphs)) ;
}
String eq = textArea.getValue();
double x1 = Double.parseDouble(fromTb.getValue());
double x2 = Double.parseDouble(toTb.getValue());
double xs = 1.0 * (x2 - x1) / width;
JsArray<JsArrayMixed> data = JsArray.createArray().cast();
for (int i = 0; i < width; i++) {
double x = x1 + i * xs;
JsArrayNumber y = evalFn(eq, x);
JsArrayMixed row = JsArrayMixed.createArray().cast();
row.push(x);
for (int j = 0; j < y.length(); j++) {
row.push(y.get(j));
}
data.push(row);
}
dygraphs = new Dygraphs(data, null);
dygraphs.setPixelSize(width, height);
panel.add(dygraphs);
}
@Override
public void onGamepadUpdated(int index) {
Gamepad gamepad = Gamepad.getGamepad(index);
GwtController controller = controllerMap.get(index);
if (gamepad != null && controller != null) {
// Determine what changed
JsArrayNumber axes = gamepad.getAxes();
JsArrayNumber buttons = gamepad.getButtons();
synchronized (eventQueue) {
for (int i = 0, j = axes.length(); i < j; i++) {
float oldAxis = controller.getAxis(i);
float newAxis = (float) axes.get(i);
if (oldAxis != newAxis) {
GwtControllerEvent event = eventPool.obtain();
event.type = GwtControllerEvent.AXIS;
event.controller = controller;
event.code = i;
event.amount = newAxis;
eventQueue.add(event);
}
}
for (int i = 0, j = buttons.length(); i < j; i++) {
float oldButton = controller.getButtonAmount(i);
float newButton = (float) buttons.get(i);
if (oldButton != newButton) {
if ((oldButton < 0.5f && newButton < 0.5f)
|| (oldButton >= 0.5f && newButton >= 0.5f)) {
controller.buttons.put(i, newButton);
continue;
}
GwtControllerEvent event = eventPool.obtain();
event.type =
newButton >= 0.5f ? GwtControllerEvent.BUTTON_DOWN : GwtControllerEvent.BUTTON_UP;
event.controller = controller;
event.code = i;
event.amount = newButton;
eventQueue.add(event);
}
}
}
}
}
public double get(int i) {
return jso.get(i);
}