106 lines
3.1 KiB
Java
106 lines
3.1 KiB
Java
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/*
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* Copyright (C) 2019 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 android.text.style;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.os.Parcel;
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import android.os.Parcelable;
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import android.text.ParcelableSpan;
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import android.text.TextUtils;
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import android.view.accessibility.AccessibilityNodeInfo;
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/**
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* This class serves as a parcelable placeholder for the {@link ReplacementSpan}.
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*
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* It is used to replace ReplacementSpans in {@link AccessibilityNodeInfo#setText(CharSequence)}.
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*
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* @hide
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*/
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public class AccessibilityReplacementSpan extends ReplacementSpan
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implements ParcelableSpan {
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/**
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* Sets the content description to the parent class.
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*
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* @param contentDescription The content description of the span this one replaces
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*/
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public AccessibilityReplacementSpan(CharSequence contentDescription) {
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this.setContentDescription(contentDescription);
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}
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/**
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* Sets the content description to the parent class.
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*
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* @param p The parcel to de-serialize from
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*/
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public AccessibilityReplacementSpan(Parcel p) {
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final CharSequence contentDescription = p.readCharSequence();
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this.setContentDescription(contentDescription);
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}
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@Override
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public int getSpanTypeId() {
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return getSpanTypeIdInternal();
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}
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@Override
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public int getSpanTypeIdInternal() {
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return TextUtils.ACCESSIBILITY_REPLACEMENT_SPAN;
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}
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(Parcel dest, int flags) {
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writeToParcelInternal(dest, flags);
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}
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@Override
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public void writeToParcelInternal(Parcel dest, int flags) {
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dest.writeCharSequence(this.getContentDescription());
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}
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@Override
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public int getSize(Paint paint, CharSequence text, int start, int end,
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Paint.FontMetricsInt fm) {
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return 0;
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}
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@Override
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public void draw(Canvas canvas, CharSequence text, int start, int end, float x, int top, int y,
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int bottom, Paint paint) {
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}
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public static final @android.annotation.NonNull
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Parcelable.Creator<AccessibilityReplacementSpan> CREATOR =
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new Parcelable.Creator<AccessibilityReplacementSpan>() {
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@Override
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public AccessibilityReplacementSpan createFromParcel(Parcel parcel) {
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return new AccessibilityReplacementSpan(parcel);
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}
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@Override
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public AccessibilityReplacementSpan[] newArray(int size) {
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return new AccessibilityReplacementSpan[size];
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}
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};
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}
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