98 lines
3.0 KiB
Java
98 lines
3.0 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of 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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.keyboard.internal;
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import com.android.inputmethod.annotations.UsedForTesting;
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import com.android.inputmethod.latin.define.DebugFlags;
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public final class TouchPositionCorrection {
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private static final int TOUCH_POSITION_CORRECTION_RECORD_SIZE = 3;
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private boolean mEnabled;
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private float[] mXs;
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private float[] mYs;
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private float[] mRadii;
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public void load(final String[] data) {
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final int dataLength = data.length;
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if (dataLength % TOUCH_POSITION_CORRECTION_RECORD_SIZE != 0) {
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if (DebugFlags.DEBUG_ENABLED) {
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throw new RuntimeException(
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"the size of touch position correction data is invalid");
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}
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return;
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}
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final int length = dataLength / TOUCH_POSITION_CORRECTION_RECORD_SIZE;
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mXs = new float[length];
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mYs = new float[length];
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mRadii = new float[length];
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try {
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for (int i = 0; i < dataLength; ++i) {
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final int type = i % TOUCH_POSITION_CORRECTION_RECORD_SIZE;
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final int index = i / TOUCH_POSITION_CORRECTION_RECORD_SIZE;
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final float value = Float.parseFloat(data[i]);
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if (type == 0) {
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mXs[index] = value;
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} else if (type == 1) {
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mYs[index] = value;
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} else {
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mRadii[index] = value;
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}
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}
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mEnabled = dataLength > 0;
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} catch (NumberFormatException e) {
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if (DebugFlags.DEBUG_ENABLED) {
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throw new RuntimeException(
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"the number format for touch position correction data is invalid");
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}
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mEnabled = false;
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mXs = null;
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mYs = null;
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mRadii = null;
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}
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}
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@UsedForTesting
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public void setEnabled(final boolean enabled) {
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mEnabled = enabled;
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}
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public boolean isValid() {
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return mEnabled;
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}
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public int getRows() {
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return mRadii.length;
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}
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@SuppressWarnings({ "static-method", "unused" })
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public float getX(final int row) {
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return 0.0f;
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// Touch position correction data for X coordinate is obsolete.
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// return mXs[row];
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}
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public float getY(final int row) {
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return mYs[row];
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}
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public float getRadius(final int row) {
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return mRadii[row];
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}
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}
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