void keyboardCB(void*, SoEventCallback*cb)
{
//printf("Keyboard\n");
if(SO_KEY_PRESS_EVENT(cb->getEvent(), Q))
exit(0);
if(SO_KEY_PRESS_EVENT(cb->getEvent(), LEFT_ARROW))
player.left=1;
if(SO_KEY_PRESS_EVENT(cb->getEvent(), RIGHT_ARROW))
player.right=1;
if(SO_KEY_PRESS_EVENT(cb->getEvent(), UP_ARROW))
player.up=1;
if(SO_KEY_PRESS_EVENT(cb->getEvent(), DOWN_ARROW))
player.down=1;
if(SO_KEY_RELEASE_EVENT(cb->getEvent(), LEFT_ARROW))
player.left=0;
if(SO_KEY_RELEASE_EVENT(cb->getEvent(), RIGHT_ARROW))
player.right=0;
if(SO_KEY_RELEASE_EVENT(cb->getEvent(), UP_ARROW))
player.up=0;
if(SO_KEY_RELEASE_EVENT(cb->getEvent(), DOWN_ARROW))
player.down=0;
if(SO_KEY_PRESS_EVENT(cb->getEvent(), SPACE))
if((player.z==0)&&(player.dz<.5))
player.dz+=0.8;
cb->setHandled();
}
/*! \COININTERNAL */
void
SoHandleBoxDragger::metaKeyChangeCB(void *, SoDragger * d)
{
SoHandleBoxDragger * thisp = static_cast<SoHandleBoxDragger *>(d);
if (!thisp->isActive.getValue()) return;
const SoEvent *event = thisp->getEvent();
if (SO_KEY_RELEASE_EVENT(event, LEFT_SHIFT) ||
SO_KEY_RELEASE_EVENT(event, RIGHT_SHIFT)) {
if (thisp->constraintState != CONSTRAINT_OFF) thisp->drag();
}
else if (thisp->ctrlDown != event->wasCtrlDown()) {
thisp->ctrlDown = !thisp->ctrlDown;
thisp->updateSwitches();
}
}
void
SoTranslate2Dragger::metaKeyChangeCB( void *, SoDragger *inDragger)
{
SoTranslate2Dragger *d = (SoTranslate2Dragger *) inDragger;
SoHandleEventAction *ha = d->getHandleEventAction();
// [1] Only do this if we are grabbing
if (ha->getGrabber() != d )
return;
// [2] We only want key press or release events.
const SoEvent *event = d->getEvent();
if ( !SO_KEY_PRESS_EVENT(event, ANY) && !SO_KEY_RELEASE_EVENT(event, ANY))
return;
// [3] Is the key the shift key?
const SoKeyboardEvent *ke = (const SoKeyboardEvent *) event;
SoKeyboardEvent::Key key = ke->getKey();
if ( key == SoKeyboardEvent::LEFT_SHIFT ||
key == SoKeyboardEvent::RIGHT_SHIFT ) {
// We want to end the old gesture and start a new one.
// [A] Release the grabber. This ends the gesture and calls all
// finishCallbacks (on parent dragger, too, if we're registered)
ha->releaseGrabber();
// [B] Set the starting point to be our saved worldRestartPoint
d->setStartingPoint( d->worldRestartPt );
// [C] Become the grabber again. This begins a new gesture and calls all
// startCallbacks (parent dragger, too). Info like viewVolume,
// viewportRegion, handleEventAction, and
// tempPathToThis is still valid.
ha->setGrabber(d);
// [D] set handled
ha->setHandled();
}
}