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-rw-r--r--java/src/com/android/inputmethod/latin/InputPointers.java183
1 files changed, 0 insertions, 183 deletions
diff --git a/java/src/com/android/inputmethod/latin/InputPointers.java b/java/src/com/android/inputmethod/latin/InputPointers.java
deleted file mode 100644
index 790e0d830..000000000
--- a/java/src/com/android/inputmethod/latin/InputPointers.java
+++ /dev/null
@@ -1,183 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin;
-
-import android.util.Log;
-import android.util.SparseIntArray;
-
-import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.define.DebugFlags;
-import com.android.inputmethod.latin.utils.ResizableIntArray;
-
-// TODO: This class is not thread-safe.
-public final class InputPointers {
- private static final String TAG = InputPointers.class.getSimpleName();
- private static final boolean DEBUG_TIME = false;
-
- private final int mDefaultCapacity;
- private final ResizableIntArray mXCoordinates;
- private final ResizableIntArray mYCoordinates;
- private final ResizableIntArray mPointerIds;
- private final ResizableIntArray mTimes;
-
- public InputPointers(int defaultCapacity) {
- mDefaultCapacity = defaultCapacity;
- mXCoordinates = new ResizableIntArray(defaultCapacity);
- mYCoordinates = new ResizableIntArray(defaultCapacity);
- mPointerIds = new ResizableIntArray(defaultCapacity);
- mTimes = new ResizableIntArray(defaultCapacity);
- }
-
- private void fillWithLastTimeUntil(final int index) {
- final int fromIndex = mTimes.getLength();
- // Fill the gap with the latest time.
- // See {@link #getTime(int)} and {@link #isValidTimeStamps()}.
- if (fromIndex <= 0) {
- return;
- }
- final int fillLength = index - fromIndex + 1;
- if (fillLength <= 0) {
- return;
- }
- final int lastTime = mTimes.get(fromIndex - 1);
- mTimes.fill(lastTime, fromIndex, fillLength);
- }
-
- public void addPointerAt(int index, int x, int y, int pointerId, int time) {
- mXCoordinates.addAt(index, x);
- mYCoordinates.addAt(index, y);
- mPointerIds.addAt(index, pointerId);
- if (DebugFlags.DEBUG_ENABLED || DEBUG_TIME) {
- fillWithLastTimeUntil(index);
- }
- mTimes.addAt(index, time);
- }
-
- @UsedForTesting
- void addPointer(int x, int y, int pointerId, int time) {
- mXCoordinates.add(x);
- mYCoordinates.add(y);
- mPointerIds.add(pointerId);
- mTimes.add(time);
- }
-
- public void set(InputPointers ip) {
- mXCoordinates.set(ip.mXCoordinates);
- mYCoordinates.set(ip.mYCoordinates);
- mPointerIds.set(ip.mPointerIds);
- mTimes.set(ip.mTimes);
- }
-
- public void copy(InputPointers ip) {
- mXCoordinates.copy(ip.mXCoordinates);
- mYCoordinates.copy(ip.mYCoordinates);
- mPointerIds.copy(ip.mPointerIds);
- mTimes.copy(ip.mTimes);
- }
-
- /**
- * Append the times, x-coordinates and y-coordinates in the specified {@link ResizableIntArray}
- * to the end of this.
- * @param pointerId the pointer id of the source.
- * @param times the source {@link ResizableIntArray} to read the event times from.
- * @param xCoordinates the source {@link ResizableIntArray} to read the x-coordinates from.
- * @param yCoordinates the source {@link ResizableIntArray} to read the y-coordinates from.
- * @param startPos the starting index of the data in {@code times} and etc.
- * @param length the number of data to be appended.
- */
- public void append(int pointerId, ResizableIntArray times, ResizableIntArray xCoordinates,
- ResizableIntArray yCoordinates, int startPos, int length) {
- if (length == 0) {
- return;
- }
- mXCoordinates.append(xCoordinates, startPos, length);
- mYCoordinates.append(yCoordinates, startPos, length);
- mPointerIds.fill(pointerId, mPointerIds.getLength(), length);
- mTimes.append(times, startPos, length);
- }
-
- /**
- * Shift to the left by elementCount, discarding elementCount pointers at the start.
- * @param elementCount how many elements to shift.
- */
- public void shift(final int elementCount) {
- mXCoordinates.shift(elementCount);
- mYCoordinates.shift(elementCount);
- mPointerIds.shift(elementCount);
- mTimes.shift(elementCount);
- }
-
- public void reset() {
- final int defaultCapacity = mDefaultCapacity;
- mXCoordinates.reset(defaultCapacity);
- mYCoordinates.reset(defaultCapacity);
- mPointerIds.reset(defaultCapacity);
- mTimes.reset(defaultCapacity);
- }
-
- public int getPointerSize() {
- return mXCoordinates.getLength();
- }
-
- public int[] getXCoordinates() {
- return mXCoordinates.getPrimitiveArray();
- }
-
- public int[] getYCoordinates() {
- return mYCoordinates.getPrimitiveArray();
- }
-
- public int[] getPointerIds() {
- return mPointerIds.getPrimitiveArray();
- }
-
- public int[] getTimes() {
- if (DebugFlags.DEBUG_ENABLED || DEBUG_TIME) {
- if (!isValidTimeStamps()) {
- throw new RuntimeException("Time stamps are invalid.");
- }
- }
- return mTimes.getPrimitiveArray();
- }
-
- @Override
- public String toString() {
- return "size=" + getPointerSize() + " id=" + mPointerIds + " time=" + mTimes
- + " x=" + mXCoordinates + " y=" + mYCoordinates;
- }
-
- private boolean isValidTimeStamps() {
- final int[] times = mTimes.getPrimitiveArray();
- final int[] pointerIds = mPointerIds.getPrimitiveArray();
- final SparseIntArray lastTimeOfPointers = new SparseIntArray();
- final int size = getPointerSize();
- for (int i = 0; i < size; ++i) {
- final int pointerId = pointerIds[i];
- final int time = times[i];
- final int lastTime = lastTimeOfPointers.get(pointerId, time);
- if (time < lastTime) {
- // dump
- for (int j = 0; j < size; ++j) {
- Log.d(TAG, "--- (" + j + ") " + times[j]);
- }
- return false;
- }
- lastTimeOfPointers.put(pointerId, time);
- }
- return true;
- }
-}