/** Handle an animation time change */
protected void animationTimeChanged() {
super.animationTimeChanged();
if (cursorReadoutWindow != null) {
cursorReadoutWindow.updateReadout();
}
}
/**
* An implementation of the the DisplayListener interface. This method turns on/off the wait
* cursor when it gets a WAIT_ON or WAIT_OFF event. It also, when it receives a FRAME_DONE event
* for the fist time, calls <code>firstFrameDone</code> on the {@link DisplayControl}s
*
* @param de The <code>DisplayEvent</code>
* @throws RemoteException
* @throws VisADException
*/
public void displayChanged(DisplayEvent de) throws VisADException, RemoteException {
if (getIsDestroyed()) {
return;
}
int eventId = de.getId();
InputEvent inputEvent = de.getInputEvent();
if ((inputEvent instanceof MouseEvent) && (eventId == DisplayEvent.MOUSE_PRESSED)) {
mousePressedTime = System.currentTimeMillis();
getViewpointControl().setAutoRotate(false);
startMoveMatrix = getProjectionControl().getMatrix();
MouseEvent mouseEvent = (MouseEvent) inputEvent;
mouseStartPoint = new Point(mouseEvent.getX(), mouseEvent.getY());
if ((mouseEvent.getClickCount() > 1) && mouseEvent.isShiftDown()) {
NavigatedDisplay navDisplay = getNavigatedDisplay();
double[] box =
navDisplay.getSpatialCoordinatesFromScreen(mouseEvent.getX(), mouseEvent.getY());
navDisplay.center(navDisplay.getEarthLocation(box));
}
}
if ((eventId == DisplayEvent.MOUSE_PRESSED) || (eventId == DisplayEvent.MOUSE_DRAGGED)) {
mouseMovedTime = System.currentTimeMillis();
MouseEvent mouseEvent = (MouseEvent) inputEvent;
int[][][] functionMap = getMaster().getMouseFunctionMap();
if (functionMap != null) {
int ctrlIdx = (GuiUtils.isControlKey(mouseEvent) ? 1 : 0);
int shiftIdx = (mouseEvent.isShiftDown() ? 1 : 0);
int mouseIdx =
((SwingUtilities.isLeftMouseButton(mouseEvent)
&& !SwingUtilities.isRightMouseButton(mouseEvent))
? 0
: (SwingUtilities.isMiddleMouseButton(mouseEvent)
? 1
: ((SwingUtilities.isRightMouseButton(mouseEvent)
&& !SwingUtilities.isLeftMouseButton(mouseEvent))
? 2
: 1)));
int function = functionMap[mouseIdx][ctrlIdx][shiftIdx];
if (function == MouseHelper.CURSOR_TRANSLATE) {
if (cursorReadoutWindow == null) {
cursorReadoutWindow = new CursorReadoutWindow(this);
}
cursorReadoutWindow.handleMousePressedOrDragged(mouseEvent);
}
}
} else if (eventId == DisplayEvent.MOUSE_RELEASED) {
MouseEvent mouseEvent = (MouseEvent) inputEvent;
if (cursorReadoutWindow != null) {
cursorReadoutWindow.handleMouseReleased(mouseEvent);
cursorReadoutWindow = null;
}
Point mouseStart = mouseStartPoint;
if (mouseStart != null) {
Point toPoint = new Point(mouseEvent.getX(), mouseEvent.getY());
double distance = GuiUtils.distance(mouseStart.x, mouseStart.y, toPoint.x, toPoint.y);
long deltaTime = System.currentTimeMillis() - mouseMovedTime;
if (System.currentTimeMillis() - mousePressedTime > 0) {
double speed = distance / (System.currentTimeMillis() - mousePressedTime);
if ((distance > 50) && (deltaTime < 200) && (speed > 0.5)) {
double[] endMatrix = getProjectionControl().getMatrix();
mouseFlicked(mouseStart, toPoint, startMoveMatrix, endMatrix, speed);
}
}
}
mouseMovedTime = -1;
}
super.displayChanged(de);
}