/*
* Copyright 2003-2015 JetBrains s.r.o.
*
* 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 jetbrains.mps.text;
import org.jetbrains.annotations.NotNull;
/**
* Factory for {@link TextArea}, tracks parameters of text chunks essential to process them, but that we don't want to expose in {@link TextArea} interface.
*
* @author Artem Tikhomirov
* @since 3.3
*/
public interface TextAreaFactory {
/**
* @return new instance of {@link TextArea}.
*/
@NotNull
TextArea create();
/**
* Although this might be attribute of {@link TextArea} itself, I'd like to keep {@link TextArea} interface focused on append/indent operations only.
* @return line separator {@link TextArea} instances coming from this factory use.
*/
@NotNull
String getLineSeparator();
/**
* @param area instance earlier obtained from {@link #create()}.
* @return present textual content of the text chunk.
*/
@NotNull
CharSequence value(@NotNull TextArea area);
}