@Override
public Subscription onSubscribe(Observer<? super TResult> t1) {
VirtualList<TIntermediate> values;
Throwable error;
state.lock();
try {
if (!state.done) {
state.onSubscription.call();
return state.addReplayer(t1);
}
values = state.values;
error = state.error;
} finally {
state.unlock();
}
// fully replay the subject
for (int i = values.start(); i < values.end(); i++) {
try {
t1.onNext(state.resultSelector.call(values.get(i)));
} catch (Throwable t) {
t1.onError(t);
return Subscriptions.empty();
}
}
if (error != null) {
t1.onError(error);
} else {
t1.onCompleted();
}
return Subscriptions.empty();
}
protected void pointerPressed(int x, int y) {
super.pointerPressed(x, y);
if (x >= xCnt * imgWidth) return;
xCursor = x / imgWidth;
setRotator();
if (cursor != lines - 1) return;
if (xCursor >= xLastCnt) xCursor = xLastCnt - 1;
}
// }
public void drawCursor(Graphics g, int width, int height) {
int x = xCursor * imgWidth;
g.setColor(ColorScheme.LIST_BGND);
g.fillRect(0, 0, width, height);
g.translate(x, 0);
super.drawCursor(g, imgWidth, lineHeight);
g.translate(-x, 0);
}
/** Clears the value list. */
void clearValues() {
lock();
try {
values.clear();
} finally {
unlock();
}
}
public void userKeyPressed(int keyCode) {
super.userKeyPressed(keyCode);
switch (keyCode) {
case KEY_NUM3:
super.pageLeft();
keyDwn();
break;
case KEY_NUM9:
super.pageRight();
break;
case KEY_NUM4:
super.pageLeft();
break;
case KEY_NUM6:
super.pageRight();
break;
}
}
/**
* Add a replayer to the replayers and create a Subscription for it.
*
* <p>Caller should hold the lock.
*
* @param obs
* @return
*/
Subscription addReplayer(Observer<? super TResult> obs) {
Subscription s =
new Subscription() {
final AtomicBoolean once = new AtomicBoolean();
@Override
public void unsubscribe() {
if (once.compareAndSet(false, true)) {
remove(this);
}
}
@Override
public boolean isUnsubscribed() {
return once.get();
}
};
Replayer rp = new Replayer(obs, s);
replayers.put(s, rp);
rp.replayTill(values.start() + values.size());
return s;
}
public void moveCursorHome() {
super.moveCursorHome();
xCursor = 0;
}
public void moveCursorEnd() {
super.moveCursorEnd();
xCursor = xLastCnt - 1;
}
public void keyDwn() {
super.keyDwn();
if (cursor != lines - 1) return;
if (xCursor >= xLastCnt) xCursor = xLastCnt - 1;
}
/**
* Add a notification value and limit the size of values.
*
* <p>Caller should hold the lock.
*
* @param value
*/
void add(TIntermediate value) {
values.add(value);
}
