SpannableStringBuilder.java revision f09d510cd18854f41632433503ca46cc41362feb
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.text; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.util.ArrayUtils; 20f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Canvas; 22f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Feltimport android.graphics.Paint; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.reflect.Array; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is the class for text whose content and markup can both be changed. 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class SpannableStringBuilder 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimplements CharSequence, GetChars, Spannable, Editable, Appendable, 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsOperations 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new SpannableStringBuilder with empty contents 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder() { 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(""); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new SpannableStringBuilder containing a copy of the 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * specified text, including its spans if any. 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder(CharSequence text) { 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(text, 0, text.length()); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new SpannableStringBuilder containing a copy of the 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * specified slice of the specified text, including its spans if any. 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder(CharSequence text, int start, int end) { 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int srclen = end - start; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = ArrayUtils.idealCharArraySize(srclen + 1); 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mText = new char[len]; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapStart = srclen; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapLength = len - srclen; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.getChars(text, start, end, mText, 0); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanCount = 0; 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int alloc = ArrayUtils.idealIntArraySize(0); 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans = new Object[alloc]; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts = new int[alloc]; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds = new int[alloc]; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanFlags = new int[alloc]; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (text instanceof Spanned) { 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spanned sp = (Spanned) text; 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = sp.getSpans(start, end, Object.class); 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < spans.length; i++) { 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans[i] instanceof NoCopySpan) { 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int st = sp.getSpanStart(spans[i]) - start; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int en = sp.getSpanEnd(spans[i]) - start; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int fl = sp.getSpanFlags(spans[i]); 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st < 0) 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st = 0; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > end - start) 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st = end - start; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en < 0) 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en = 0; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > end - start) 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en = end - start; 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(spans[i], st, en, fl); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static SpannableStringBuilder valueOf(CharSequence source) { 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (source instanceof SpannableStringBuilder) { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (SpannableStringBuilder) source; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new SpannableStringBuilder(source); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the char at the specified offset within the buffer. 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 108f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public char charAt(int where) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = length(); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where < 0) { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IndexOutOfBoundsException("charAt: " + where + " < 0"); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (where >= len) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IndexOutOfBoundsException("charAt: " + where + 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " >= length " + len); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where >= mGapStart) 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mText[where + mGapLength]; 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mText[where]; 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the number of chars in the buffer. 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 127f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int length() { 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mText.length - mGapLength; 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resizeFor(int size) { 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int newlen = ArrayUtils.idealCharArraySize(size + 1); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] newtext = new char[newlen]; 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int after = mText.length - (mGapStart + mGapLength); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, 0, newtext, 0, mGapStart); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, mText.length - after, 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project newtext, newlen - after, after); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < mSpanCount; i++) { 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanStarts[i] > mGapStart) 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] += newlen - mText.length; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanEnds[i] > mGapStart) 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] += newlen - mText.length; 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldlen = mText.length; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mText = newtext; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapLength += mText.length - oldlen; 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGapLength < 1) 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new Exception("mGapLength < 1").printStackTrace(); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void moveGapTo(int where) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where == mGapStart) 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean atend = (where == length()); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where < mGapStart) { 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int overlap = mGapStart - where; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, where, 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mText, mGapStart + mGapLength - overlap, overlap); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else /* where > mGapStart */ { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int overlap = where - mGapStart; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, where + mGapLength - overlap, 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mText, mGapStart, overlap); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // XXX be more clever 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < mSpanCount; i++) { 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int start = mSpanStarts[i]; 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int end = mSpanEnds[i]; 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > mGapStart) 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start -= mGapLength; 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > where) 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start += mGapLength; 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (start == where) { 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (mSpanFlags[i] & START_MASK) >> START_SHIFT; 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (atend && flag == PARAGRAPH)) 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start += mGapLength; 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end > mGapStart) 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end -= mGapLength; 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end > where) 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end += mGapLength; 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (end == where) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (mSpanFlags[i] & END_MASK); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (atend && flag == PARAGRAPH)) 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end += mGapLength; 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] = start; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] = end; 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapStart = where; 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 210f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder insert(int where, CharSequence tb, int start, int end) { 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return replace(where, where, tb, start, end); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 216f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder insert(int where, CharSequence tb) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return replace(where, where, tb, 0, tb.length()); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 222f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder delete(int start, int end) { 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpannableStringBuilder ret = replace(start, end, "", 0, 0); 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGapLength > 2 * length()) 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFor(length()); 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ret; // == this 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 233f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void clear() { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project replace(0, length(), "", 0, 0); 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 239f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void clearSpans() { 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mSpanCount - 1; i >= 0; i--) { 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object what = mSpans[i]; 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ostart = mSpanStarts[i]; 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oend = mSpanEnds[i]; 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ostart > mGapStart) 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ostart -= mGapLength; 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (oend > mGapStart) 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oend -= mGapLength; 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanCount = i; 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans[i] = null; 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendSpanRemoved(what, ostart, oend); 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 259f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder append(CharSequence text) { 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int length = length(); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return replace(length, length, text, 0, text.length()); 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 266f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder append(CharSequence text, int start, int end) { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int length = length(); 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return replace(length, length, text, start, end); 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 273f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder append(char text) { 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return append(String.valueOf(text)); 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int change(int start, int end, 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence tb, int tbstart, int tbend) { 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return change(true, start, end, tb, tbstart, tbend); 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int change(boolean notify, int start, int end, 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence tb, int tbstart, int tbend) { 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("replace", start, end); 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ret = tbend - tbstart; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextWatcher[] recipients = null; 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (notify) 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recipients = sendTextWillChange(start, end - start, 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbend - tbstart); 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mSpanCount - 1; i >= 0; i--) { 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mSpanFlags[i] & SPAN_PARAGRAPH) == SPAN_PARAGRAPH) { 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int st = mSpanStarts[i]; 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > mGapStart) 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st -= mGapLength; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int en = mSpanEnds[i]; 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > mGapStart) 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en -= mGapLength; 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ost = st; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oen = en; 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int clen = length(); 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > start && st <= end) { 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (st = end; st < clen; st++) 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > end && charAt(st - 1) == '\n') 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > start && en <= end) { 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (en = end; en < clen; en++) 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > end && charAt(en - 1) == '\n') 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st != ost || en != oen) 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(mSpans[i], st, en, mSpanFlags[i]); 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project moveGapTo(end); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 326312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Can be negative 327312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne final int nbNewChars = (tbend - tbstart) - (end - start); 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne if (nbNewChars >= mGapLength) { 330312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne resizeFor(mText.length + nbNewChars - mGapLength); 331312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne } 332312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne 333312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne mGapStart += nbNewChars; 334312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne mGapLength -= nbNewChars; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGapLength < 1) 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new Exception("mGapLength < 1").printStackTrace(); 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.getChars(tb, tbstart, tbend, mText, start); 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tb instanceof Spanned) { 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spanned sp = (Spanned) tb; 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = sp.getSpans(tbstart, tbend, Object.class); 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < spans.length; i++) { 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int st = sp.getSpanStart(spans[i]); 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int en = sp.getSpanEnd(spans[i]); 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st < tbstart) 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st = tbstart; 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > tbend) 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en = tbend; 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getSpanStart(spans[i]) < 0) { 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(false, spans[i], 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st - tbstart + start, 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en - tbstart + start, 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp.getSpanFlags(spans[i])); 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // no need for span fixup on pure insertion 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tbend > tbstart && end - start == 0) { 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (notify) { 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextChange(recipients, start, end - start, tbend - tbstart); 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextHasChanged(recipients); 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ret; 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean atend = (mGapStart + mGapLength == mText.length); 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mSpanCount - 1; i >= 0; i--) { 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanStarts[i] >= start && 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] < mGapStart + mGapLength) { 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (mSpanFlags[i] & START_MASK) >> START_SHIFT; 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (flag == PARAGRAPH && atend)) 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] = mGapStart + mGapLength; 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] = start; 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanEnds[i] >= start && 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] < mGapStart + mGapLength) { 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (mSpanFlags[i] & END_MASK); 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (flag == PARAGRAPH && atend)) 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] = mGapStart + mGapLength; 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] = start; 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // remove 0-length SPAN_EXCLUSIVE_EXCLUSIVE 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // XXX send notification on removal 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanEnds[i] < mSpanStarts[i]) { 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpans, i + 1, 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans, i, mSpanCount - (i + 1)); 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanStarts, i + 1, 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts, i, mSpanCount - (i + 1)); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanEnds, i + 1, 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds, i, mSpanCount - (i + 1)); 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanFlags, i + 1, 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanFlags, i, mSpanCount - (i + 1)); 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanCount--; 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (notify) { 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextChange(recipients, start, end - start, tbend - tbstart); 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextHasChanged(recipients); 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ret; 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 422f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder replace(int start, int end, CharSequence tb) { 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return replace(start, end, tb, 0, tb.length()); 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 428f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public SpannableStringBuilder replace(final int start, final int end, 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence tb, int tbstart, int tbend) { 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int filtercount = mFilters.length; 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < filtercount; i++) { 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence repl = mFilters[i].filter(tb, tbstart, tbend, 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this, start, end); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (repl != null) { 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tb = repl; 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbstart = 0; 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbend = repl.length(); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end == start && tbstart == tbend) { 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end == start || tbstart == tbend) { 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project change(start, end, tb, tbstart, tbend); 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selstart = Selection.getSelectionStart(this); 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selend = Selection.getSelectionEnd(this); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // XXX just make the span fixups in change() do the right thing 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // instead of this madness! 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("replace", start, end); 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project moveGapTo(end); 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextWatcher[] recipients; 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recipients = sendTextWillChange(start, end - start, 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tbend - tbstart); 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int origlen = end - start; 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGapLength < 2) 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFor(length() + 1); 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mSpanCount - 1; i >= 0; i--) { 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanStarts[i] == mGapStart) 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i]++; 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanEnds[i] == mGapStart) 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i]++; 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mText[mGapStart] = ' '; 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapStart++; 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGapLength--; 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGapLength < 1) 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new Exception("mGapLength < 1").printStackTrace(); 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldlen = (end + 1) - start; 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int inserted = change(false, start + 1, start + 1, 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tb, tbstart, tbend); 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project change(false, start, start + 1, "", 0, 0); 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project change(false, start + inserted, start + inserted + oldlen - 1, 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "", 0, 0); 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Special case to keep the cursor in the same position 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if it was somewhere in the middle of the replaced region. 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If it was at the start or the end or crossing the whole 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * replacement, it should already be where it belongs. 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * TODO: Is there some more general mechanism that could 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * accomplish this? 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selstart > start && selstart < end) { 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project long off = selstart - start; 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project off = off * inserted / (end - start); 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selstart = (int) off + start; 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(false, Selection.SELECTION_START, selstart, selstart, 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spanned.SPAN_POINT_POINT); 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selend > start && selend < end) { 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project long off = selend - start; 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project off = off * inserted / (end - start); 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selend = (int) off + start; 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(false, Selection.SELECTION_END, selend, selend, 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spanned.SPAN_POINT_POINT); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextChange(recipients, start, origlen, inserted); 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendTextHasChanged(recipients); 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Mark the specified range of text with the specified object. 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The flags determine how the span will behave when text is 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * inserted at the start or end of the span's range. 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 529f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setSpan(Object what, int start, int end, int flags) { 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setSpan(true, what, start, end, flags); 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void setSpan(boolean send, 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object what, int start, int end, int flags) { 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int nstart = start; 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int nend = end; 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("setSpan", start, end); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((flags & START_MASK) == (PARAGRAPH << START_SHIFT)) { 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start != 0 && start != length()) { 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char c = charAt(start - 1); 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c != '\n') 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "PARAGRAPH span must start at paragraph boundary"); 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((flags & END_MASK) == PARAGRAPH) { 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end != 0 && end != length()) { 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char c = charAt(end - 1); 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c != '\n') 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "PARAGRAPH span must end at paragraph boundary"); 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > mGapStart) 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start += mGapLength; 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (start == mGapStart) { 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (flags & START_MASK) >> START_SHIFT; 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (flag == PARAGRAPH && start == length())) 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start += mGapLength; 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end > mGapStart) 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end += mGapLength; 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (end == mGapStart) { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int flag = (flags & END_MASK); 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (flag == POINT || (flag == PARAGRAPH && end == length())) 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end += mGapLength; 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount; 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans[i] == what) { 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ostart = mSpanStarts[i]; 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oend = mSpanEnds[i]; 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ostart > mGapStart) 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ostart -= mGapLength; 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (oend > mGapStart) 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oend -= mGapLength; 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[i] = start; 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[i] = end; 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanFlags[i] = flags; 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (send) 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendSpanChanged(what, ostart, oend, nstart, nend); 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanCount + 1 >= mSpans.length) { 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int newsize = ArrayUtils.idealIntArraySize(mSpanCount + 1); 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] newspans = new Object[newsize]; 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] newspanstarts = new int[newsize]; 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] newspanends = new int[newsize]; 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] newspanflags = new int[newsize]; 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpans, 0, newspans, 0, mSpanCount); 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanStarts, 0, newspanstarts, 0, mSpanCount); 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanEnds, 0, newspanends, 0, mSpanCount); 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanFlags, 0, newspanflags, 0, mSpanCount); 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans = newspans; 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts = newspanstarts; 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds = newspanends; 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanFlags = newspanflags; 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans[mSpanCount] = what; 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanStarts[mSpanCount] = start; 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanEnds[mSpanCount] = end; 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanFlags[mSpanCount] = flags; 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanCount++; 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (send) 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendSpanAdded(what, nstart, nend); 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove the specified markup object from the buffer. 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 634f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void removeSpan(Object what) { 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mSpanCount - 1; i >= 0; i--) { 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpans[i] == what) { 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ostart = mSpanStarts[i]; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oend = mSpanEnds[i]; 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ostart > mGapStart) 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ostart -= mGapLength; 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (oend > mGapStart) 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oend -= mGapLength; 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount - (i + 1); 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpans, i + 1, mSpans, i, count); 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanStarts, i + 1, mSpanStarts, i, count); 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanEnds, i + 1, mSpanEnds, i, count); 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mSpanFlags, i + 1, mSpanFlags, i, count); 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpanCount--; 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSpans[mSpanCount] = null; 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendSpanRemoved(what, ostart, oend); 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the buffer offset of the beginning of the specified 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * markup object, or -1 if it is not attached to this buffer. 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 666f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getSpanStart(Object what) { 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount; 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans[i] == what) { 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int where = mSpanStarts[i]; 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where > mGapStart) 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project where -= mGapLength; 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return where; 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the buffer offset of the end of the specified 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * markup object, or -1 if it is not attached to this buffer. 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 689f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getSpanEnd(Object what) { 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount; 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans[i] == what) { 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int where = mSpanEnds[i]; 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (where > mGapStart) 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project where -= mGapLength; 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return where; 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the flags of the end of the specified 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * markup object, or 0 if it is not attached to this buffer. 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 712f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getSpanFlags(Object what) { 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount; 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = count - 1; i >= 0; i--) { 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spans[i] == what) { 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mSpanFlags[i]; 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return an array of the spans of the specified type that overlap 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the specified range of the buffer. The kind may be Object.class to get 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a list of all the spans regardless of type. 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 731f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 732312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne @SuppressWarnings("unchecked") 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public <T> T[] getSpans(int queryStart, int queryEnd, Class<T> kind) { 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int spanCount = mSpanCount; 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] starts = mSpanStarts; 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] ends = mSpanEnds; 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] flags = mSpanFlags; 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int gapstart = mGapStart; 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int gaplen = mGapLength; 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = 0; 743312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne T[] ret = null; 744312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne T ret1 = null; 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < spanCount; i++) { 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int spanStart = starts[i]; 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int spanEnd = ends[i]; 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanStart > gapstart) { 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project spanStart -= gaplen; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanEnd > gapstart) { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project spanEnd -= gaplen; 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanStart > queryEnd) { 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanEnd < queryStart) { 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanStart != spanEnd && queryStart != queryEnd) { 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanStart == queryEnd) 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (spanEnd == queryStart) 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (kind != null && !kind.isInstance(spans[i])) { 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count == 0) { 776312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion thanks to the isInstance test above 777312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne ret1 = (T) spans[i]; 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count++; 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count == 1) { 781312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion, but requires a suppressWarning 782312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne ret = (T[]) Array.newInstance(kind, spanCount - i + 1); 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret[0] = ret1; 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int prio = flags[i] & SPAN_PRIORITY; 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (prio != 0) { 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int j; 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (j = 0; j < count; j++) { 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int p = getSpanFlags(ret[j]) & SPAN_PRIORITY; 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (prio > p) { 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(ret, j, ret, j + 1, count - j); 799312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion thanks to the isInstance test above 800312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne ret[j] = (T) spans[i]; 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project count++; 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 803312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion thanks to the isInstance test above 804312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne ret[count++] = (T) spans[i]; 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count == 0) { 810f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt return ArrayUtils.emptyArray(kind); 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count == 1) { 813312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion, but requires a suppressWarning 814312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne ret = (T[]) Array.newInstance(kind, 1); 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret[0] = ret1; 816312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne return ret; 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count == ret.length) { 819312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne return ret; 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 822312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne // Safe conversion, but requires a suppressWarning 823312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne T[] nret = (T[]) Array.newInstance(kind, count); 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(ret, 0, nret, 0, count); 825312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne return nret; 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the next offset after <code>start</code> but less than or 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * equal to <code>limit</code> where a span of the specified type 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * begins or ends. 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 833f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int nextSpanTransition(int start, int limit, Class kind) { 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = mSpanCount; 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Object[] spans = mSpans; 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] starts = mSpanStarts; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] ends = mSpanEnds; 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int gapstart = mGapStart; 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int gaplen = mGapLength; 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (kind == null) { 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project kind = Object.class; 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < count; i++) { 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int st = starts[i]; 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int en = ends[i]; 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > gapstart) 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project st -= gaplen; 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > gapstart) 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project en -= gaplen; 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (st > start && st < limit && kind.isInstance(spans[i])) 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project limit = st; 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (en > start && en < limit && kind.isInstance(spans[i])) 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project limit = en; 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return limit; 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return a new CharSequence containing a copy of the specified 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * range of this buffer, including the overlapping spans. 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 868f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CharSequence subSequence(int start, int end) { 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new SpannableStringBuilder(this, start, end); 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copy the specified range of chars from this buffer into the 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * specified array, beginning at the specified offset. 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 877f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void getChars(int start, int end, char[] dest, int destoff) { 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("getChars", start, end); 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end <= mGapStart) { 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, start, dest, destoff, end - start); 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (start >= mGapStart) { 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, start + mGapLength, 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest, destoff, end - start); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, start, dest, destoff, mGapStart - start); 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mText, mGapStart + mGapLength, 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest, destoff + (mGapStart - start), 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end - mGapStart); 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return a String containing a copy of the chars in this buffer. 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 897312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne @Override 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String toString() { 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = length(); 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] buf = new char[len]; 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getChars(0, len, buf, 0); 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new String(buf); 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TextWatcher[] sendTextWillChange(int start, int before, int after) { 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextWatcher[] recip = getSpans(start, start + before, TextWatcher.class); 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].beforeTextChanged(this, start, before, after); 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return recip; 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendTextChange(TextWatcher[] recip, int start, int before, 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int after) { 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].onTextChanged(this, start, before, after); 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendTextHasChanged(TextWatcher[] recip) { 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].afterTextChanged(this); 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendSpanAdded(Object what, int start, int end) { 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpanWatcher[] recip = getSpans(start, end, SpanWatcher.class); 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].onSpanAdded(this, what, start, end); 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendSpanRemoved(Object what, int start, int end) { 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpanWatcher[] recip = getSpans(start, end, SpanWatcher.class); 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].onSpanRemoved(this, what, start, end); 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendSpanChanged(Object what, int s, int e, int st, int en) { 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpanWatcher[] recip = getSpans(Math.min(s, st), Math.max(e, en), 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SpanWatcher.class); 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n = recip.length; 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < n; i++) { 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recip[i].onSpanChanged(this, what, s, e, st, en); 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static String region(int start, int end) { 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "(" + start + " ... " + end + ")"; 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void checkRange(final String operation, int start, int end) { 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end < start) { 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IndexOutOfBoundsException(operation + " " + 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project region(start, end) + 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " has end before start"); 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = length(); 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > len || end > len) { 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IndexOutOfBoundsException(operation + " " + 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project region(start, end) + 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " ends beyond length " + len); 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start < 0 || end < 0) { 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IndexOutOfBoundsException(operation + " " + 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project region(start, end) + 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project " starts before 0"); 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 988312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne/* 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean isprint(char c) { // XXX 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (c >= ' ' && c <= '~') 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int startFlag(int flag) { 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (flag >> 4) & 0x0F; 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int endFlag(int flag) { 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return flag & 0x0F; 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void dump() { // XXX 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < mGapStart; i++) { 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print('|'); 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(' '); 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(isprint(mText[i]) ? mText[i] : '.'); 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(' '); 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mGapStart; i < mGapStart + mGapLength; i++) { 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print('|'); 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print('('); 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(isprint(mText[i]) ? mText[i] : '.'); 10169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(')'); 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = mGapStart + mGapLength; i < mText.length; i++) { 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print('|'); 10219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(' '); 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(isprint(mText[i]) ? mText[i] : '.'); 10239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(' '); 10249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print('\n'); 10279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < mText.length + 1; i++) { 10299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int found = 0; 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int wfound = 0; 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int j = 0; j < mSpanCount; j++) { 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanStarts[j] == i) { 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project found = 1; 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project wfound = j; 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mSpanEnds[j] == i) { 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project found = 2; 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project wfound = j; 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (found == 1) { 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (startFlag(mSpanFlags[wfound]) == MARK) 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("( "); 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (startFlag(mSpanFlags[wfound]) == PARAGRAPH) 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("< "); 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("[ "); 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (found == 2) { 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (endFlag(mSpanFlags[wfound]) == POINT) 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(") "); 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (endFlag(mSpanFlags[wfound]) == PARAGRAPH) 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("> "); 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("] "); 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print(" "); 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.print("\n"); 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Don't call this yourself -- exists for Canvas to use internally. 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1073f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void drawText(Canvas c, int start, int end, 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float x, float y, Paint p) { 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("drawText", start, end); 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end <= mGapStart) { 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.drawText(mText, start, end - start, x, y, p); 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (start >= mGapStart) { 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.drawText(mText, start + mGapLength, end - start, x, y, p); 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] buf = TextUtils.obtain(end - start); 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getChars(start, end, buf, 0); 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project c.drawText(buf, 0, end - start, x, y, p); 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.recycle(buf); 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10910c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1093f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt * Don't call this yourself -- exists for Canvas to use internally. 1094f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt * {@hide} 1095f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt */ 1096f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 1097f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt public void drawTextRun(Canvas c, int start, int end, 10980c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int contextStart, int contextEnd, 10990c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt float x, float y, int flags, Paint p) { 1100f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt checkRange("drawTextRun", start, end); 1101f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt 11020c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int contextLen = contextEnd - contextStart; 11030c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int len = end - start; 11040c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (contextEnd <= mGapStart) { 11050c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt c.drawTextRun(mText, start, len, contextStart, contextLen, x, y, flags, p); 11060c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else if (contextStart >= mGapStart) { 11070c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt c.drawTextRun(mText, start + mGapLength, len, contextStart + mGapLength, 11080c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt contextLen, x, y, flags, p); 1109f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt } else { 11100c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt char[] buf = TextUtils.obtain(contextLen); 11110c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt getChars(contextStart, contextEnd, buf, 0); 11120c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt c.drawTextRun(buf, start - contextStart, len, 0, contextLen, x, y, flags, p); 1113f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt TextUtils.recycle(buf); 1114f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt } 1115f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt } 1116f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt 1117f47d7405bbcb25d7cdf89ebb059f41520fe9ab87Doug Felt /** 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Don't call this yourself -- exists for Paint to use internally. 11199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 11209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1121f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 11229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public float measureText(int start, int end, Paint p) { 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("measureText", start, end); 11249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float ret; 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end <= mGapStart) { 11289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.measureText(mText, start, end - start); 11299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (start >= mGapStart) { 11309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.measureText(mText, start + mGapLength, end - start); 11319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 11329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] buf = TextUtils.obtain(end - start); 11339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getChars(start, end, buf, 0); 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.measureText(buf, 0, end - start); 11369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.recycle(buf); 11379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ret; 11409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Don't call this yourself -- exists for Paint to use internally. 11449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@hide} 11459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1146f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 11479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getTextWidths(int start, int end, float[] widths, Paint p) { 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project checkRange("getTextWidths", start, end); 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ret; 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end <= mGapStart) { 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.getTextWidths(mText, start, end - start, widths); 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (start >= mGapStart) { 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.getTextWidths(mText, start + mGapLength, end - start, 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widths); 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char[] buf = TextUtils.obtain(end - start); 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getChars(start, end, buf, 0); 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = p.getTextWidths(buf, 0, end - start, widths); 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.recycle(buf); 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ret; 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11680c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt /** 11690c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt * Don't call this yourself -- exists for Paint to use internally. 11700c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt * {@hide} 11710c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt */ 1172f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 11730c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt public float getTextRunAdvances(int start, int end, int contextStart, int contextEnd, int flags, 11740c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt float[] advances, int advancesPos, Paint p) { 11750c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 11760c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt float ret; 11770c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 11780c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int contextLen = contextEnd - contextStart; 11790c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int len = end - start; 11800c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 11810c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (end <= mGapStart) { 11820c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunAdvances(mText, start, len, contextStart, contextLen, 11830c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt flags, advances, advancesPos); 11840c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else if (start >= mGapStart) { 11850c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunAdvances(mText, start + mGapLength, len, 11860c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt contextStart + mGapLength, contextLen, flags, advances, advancesPos); 11870c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else { 11880c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt char[] buf = TextUtils.obtain(contextLen); 11890c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt getChars(contextStart, contextEnd, buf, 0); 11900c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunAdvances(buf, start - contextStart, len, 11910c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 0, contextLen, flags, advances, advancesPos); 11920c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt TextUtils.recycle(buf); 11930c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 11940c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 11950c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return ret; 11960c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 11970c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 1198f09d510cd18854f41632433503ca46cc41362febGilles Debunne /** 1199f09d510cd18854f41632433503ca46cc41362febGilles Debunne * Returns the next cursor position in the run. This avoids placing the cursor between 1200f09d510cd18854f41632433503ca46cc41362febGilles Debunne * surrogates, between characters that form conjuncts, between base characters and combining 1201f09d510cd18854f41632433503ca46cc41362febGilles Debunne * marks, or within a reordering cluster. 1202f09d510cd18854f41632433503ca46cc41362febGilles Debunne * 1203f09d510cd18854f41632433503ca46cc41362febGilles Debunne * <p>The context is the shaping context for cursor movement, generally the bounds of the metric 1204f09d510cd18854f41632433503ca46cc41362febGilles Debunne * span enclosing the cursor in the direction of movement. 1205f09d510cd18854f41632433503ca46cc41362febGilles Debunne * <code>contextStart</code>, <code>contextEnd</code> and <code>offset</code> are relative to 1206f09d510cd18854f41632433503ca46cc41362febGilles Debunne * the start of the string.</p> 1207f09d510cd18854f41632433503ca46cc41362febGilles Debunne * 1208f09d510cd18854f41632433503ca46cc41362febGilles Debunne * <p>If cursorOpt is {@link Paint#CURSOR_AT} and the offset is not a valid cursor position, 1209f09d510cd18854f41632433503ca46cc41362febGilles Debunne * this returns -1. Otherwise this will never return a value before contextStart or after 1210f09d510cd18854f41632433503ca46cc41362febGilles Debunne * contextEnd.</p> 1211f09d510cd18854f41632433503ca46cc41362febGilles Debunne * 1212f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param contextStart the start index of the context 1213f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param contextEnd the (non-inclusive) end index of the context 1214f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param flags either {@link Paint#DIRECTION_RTL} or {@link Paint#DIRECTION_LTR} 1215f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param offset the cursor position to move from 1216f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param cursorOpt how to move the cursor, one of {@link Paint#CURSOR_AFTER}, 1217f09d510cd18854f41632433503ca46cc41362febGilles Debunne * {@link Paint#CURSOR_AT_OR_AFTER}, {@link Paint#CURSOR_BEFORE}, 1218f09d510cd18854f41632433503ca46cc41362febGilles Debunne * {@link Paint#CURSOR_AT_OR_BEFORE}, or {@link Paint#CURSOR_AT} 1219f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @param p the Paint object that is requesting this information 1220f09d510cd18854f41632433503ca46cc41362febGilles Debunne * @return the offset of the next position, or -1 1221f09d510cd18854f41632433503ca46cc41362febGilles Debunne */ 1222f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 12230c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt public int getTextRunCursor(int contextStart, int contextEnd, int flags, int offset, 12240c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int cursorOpt, Paint p) { 12250c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 12260c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int ret; 12270c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 12280c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt int contextLen = contextEnd - contextStart; 12290c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt if (contextEnd <= mGapStart) { 12300c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunCursor(mText, contextStart, contextLen, 12310c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt flags, offset, cursorOpt); 12320c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else if (contextStart >= mGapStart) { 12330c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunCursor(mText, contextStart + mGapLength, contextLen, 1234312cd580391d70140eeb4080a4e195039172a6a6Gilles Debunne flags, offset + mGapLength, cursorOpt) - mGapLength; 12350c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } else { 12360c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt char[] buf = TextUtils.obtain(contextLen); 12370c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt getChars(contextStart, contextEnd, buf, 0); 12380c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt ret = p.getTextRunCursor(buf, 0, contextLen, 12390c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt flags, offset - contextStart, cursorOpt) + contextStart; 12400c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt TextUtils.recycle(buf); 12410c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 12420c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 12430c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt return ret; 12440c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt } 12450c702b88c5d0d4380930b920f5be6e66dd95a0d8Doug Felt 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 1247f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setFilters(InputFilter[] filters) { 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (filters == null) { 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException(); 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFilters = filters; 12549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Documentation from interface 1257f09d510cd18854f41632433503ca46cc41362febGilles Debunne @Override 12589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public InputFilter[] getFilters() { 12599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mFilters; 12609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final InputFilter[] NO_FILTERS = new InputFilter[0]; 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private InputFilter[] mFilters = NO_FILTERS; 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private char[] mText; 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mGapStart; 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mGapLength; 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Object[] mSpans; 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mSpanStarts; 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mSpanEnds; 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mSpanFlags; 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mSpanCount; 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MARK = 1; 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int POINT = 2; 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int PARAGRAPH = 3; 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int START_MASK = 0xF0; 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int END_MASK = 0x0F; 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int START_SHIFT = 4; 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1283