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/**
* Copyright (c) 2017 Angelo ZERR.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Angelo Zerr <angelo.zerr@gmail.com> - Customize different line spacing of StyledText - Bug 522020
*/
package org.eclipse.swt.custom;
/**
* Line spacing provider used to customize different line spacing for some lines
* of {@link StyledText}
*
* @since 3.107
*/
@FunctionalInterface
public interface StyledTextLineSpacingProvider {
/**
* Returns the line spacing of the given line index and null otherwise. In this
* case, it will use the {@link StyledText#getLineSpacing()}.
*
* @param lineIndex
* line index.
* @return the line spacing of the given line index and null otherwise. In this
* case, it will use the {@link StyledText#getLineSpacing()}.
* @since 3.107
*/
Integer getLineSpacing(int lineIndex);
}