| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.text; |
| |
| /** |
| * Interface for objects that use a heuristic for guessing at the paragraph direction by examining text. |
| */ |
| public interface TextDirectionHeuristic { |
| /** |
| * Guess if a chars array is in the RTL direction or not. |
| * |
| * @param array the char array. |
| * @param start start index, inclusive. |
| * @param count the length to check, must not be negative and not greater than |
| * {@code array.length - start}. |
| * @return true if all chars in the range are to be considered in a RTL direction, |
| * false otherwise. |
| */ |
| boolean isRtl(char[] array, int start, int count); |
| |
| /** |
| * Guess if a {@code CharSequence} is in the RTL direction or not. |
| * |
| * @param cs the CharSequence. |
| * @param start start index, inclusive. |
| * @param count the length to check, must not be negative and not greater than |
| * {@code CharSequence.length() - start}. |
| * @return true if all chars in the range are to be considered in a RTL direction, |
| * false otherwise. |
| */ |
| boolean isRtl(CharSequence cs, int start, int count); |
| } |