2010-12-02 09:46:21 +00:00
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/*
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* Copyright (C) 2010 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.android.inputmethod.keyboard;
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import java.util.LinkedList;
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public class PointerTrackerQueue {
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private LinkedList<PointerTracker> mQueue = new LinkedList<PointerTracker>();
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public void add(PointerTracker tracker) {
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mQueue.add(tracker);
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}
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public void releaseAllPointersOlderThan(PointerTracker tracker, long eventTime) {
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2010-12-21 05:01:13 +00:00
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if (mQueue.lastIndexOf(tracker) < 0) {
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return;
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}
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2011-04-18 10:07:20 +00:00
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final LinkedList<PointerTracker> queue = mQueue;
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2010-12-02 09:46:21 +00:00
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int oldestPos = 0;
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for (PointerTracker t = queue.get(oldestPos); t != tracker; t = queue.get(oldestPos)) {
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if (t.isModifier()) {
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oldestPos++;
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} else {
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2011-04-22 02:09:48 +00:00
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t.onPhantomUpEvent(t.getLastX(), t.getLastY(), eventTime, false);
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2010-12-02 09:46:21 +00:00
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queue.remove(oldestPos);
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}
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}
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}
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2010-12-21 05:01:13 +00:00
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public void releaseAllPointers(long eventTime) {
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2011-04-22 02:09:48 +00:00
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releaseAllPointersExcept(null, eventTime, true);
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2010-12-21 05:01:13 +00:00
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}
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2011-04-22 02:09:48 +00:00
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public void releaseAllPointersExcept(PointerTracker tracker, long eventTime,
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boolean updateReleasedKeyGraphics) {
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2010-12-02 09:46:21 +00:00
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for (PointerTracker t : mQueue) {
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if (t == tracker)
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continue;
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2011-04-22 02:09:48 +00:00
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t.onPhantomUpEvent(t.getLastX(), t.getLastY(), eventTime, updateReleasedKeyGraphics);
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2010-12-02 09:46:21 +00:00
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}
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mQueue.clear();
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if (tracker != null)
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mQueue.add(tracker);
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}
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public void remove(PointerTracker tracker) {
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mQueue.remove(tracker);
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}
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2010-12-02 13:59:10 +00:00
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2010-12-20 07:21:54 +00:00
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public boolean isInSlidingKeyInput() {
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for (final PointerTracker tracker : mQueue) {
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if (tracker.isInSlidingKeyInput())
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return true;
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}
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return false;
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}
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2010-12-02 13:59:10 +00:00
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@Override
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public String toString() {
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StringBuilder sb = new StringBuilder("[");
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for (PointerTracker tracker : mQueue) {
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if (sb.length() > 1)
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sb.append(" ");
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sb.append(String.format("%d", tracker.mPointerId));
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}
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sb.append("]");
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return sb.toString();
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}
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2010-12-02 09:46:21 +00:00
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}
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