| /* |
| * 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 android.text.style; |
| |
| import android.graphics.Paint; |
| import android.os.Parcel; |
| import android.text.ParcelableSpan; |
| import android.text.TextPaint; |
| import android.text.TextUtils; |
| import java.util.Locale; |
| |
| /** |
| * Changes the {@link Locale} of the text to which the span is attached. |
| */ |
| public class LocaleSpan extends MetricAffectingSpan implements ParcelableSpan { |
| private final Locale mLocale; |
| |
| /** |
| * Creates a LocaleSpan. |
| * @param locale The {@link Locale} of the text to which the span is |
| * attached. |
| */ |
| public LocaleSpan(Locale locale) { |
| mLocale = locale; |
| } |
| |
| public LocaleSpan(Parcel src) { |
| mLocale = new Locale(src.readString(), src.readString(), src.readString()); |
| } |
| |
| @Override |
| public int getSpanTypeId() { |
| return getSpanTypeIdInternal(); |
| } |
| |
| /** @hide */ |
| public int getSpanTypeIdInternal() { |
| return TextUtils.LOCALE_SPAN; |
| } |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel dest, int flags) { |
| writeToParcelInternal(dest, flags); |
| } |
| |
| /** @hide */ |
| public void writeToParcelInternal(Parcel dest, int flags) { |
| dest.writeString(mLocale.getLanguage()); |
| dest.writeString(mLocale.getCountry()); |
| dest.writeString(mLocale.getVariant()); |
| } |
| |
| /** |
| * Returns the {@link Locale}. |
| * |
| * @return The {@link Locale} for this span. |
| */ |
| public Locale getLocale() { |
| return mLocale; |
| } |
| |
| @Override |
| public void updateDrawState(TextPaint ds) { |
| apply(ds, mLocale); |
| } |
| |
| @Override |
| public void updateMeasureState(TextPaint paint) { |
| apply(paint, mLocale); |
| } |
| |
| private static void apply(Paint paint, Locale locale) { |
| paint.setTextLocale(locale); |
| } |
| } |