001    package org.gwtbootstrap3.extras.slider.client.ui.base;
002    
003    /*
004     * #%L
005     * GwtBootstrap3
006     * %%
007     * Copyright (C) 2013 - 2015 GwtBootstrap3
008     * %%
009     * Licensed under the Apache License, Version 2.0 (the "License");
010     * you may not use this file except in compliance with the License.
011     * You may obtain a copy of the License at
012     * 
013     *      http://www.apache.org/licenses/LICENSE-2.0
014     * 
015     * Unless required by applicable law or agreed to in writing, software
016     * distributed under the License is distributed on an "AS IS" BASIS,
017     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018     * See the License for the specific language governing permissions and
019     * limitations under the License.
020     * #L%
021     */
022    
023    /**
024     * Formatter callback to display the tool-tip text. Defaults to the slider
025     * numeric value.
026     *
027     * @author Xiaodong SUN
028     */
029    public interface FormatterCallback {
030    
031        /**
032         * Returns the formatted tool-tip text to be displayed.
033         *
034         * @param value the slider numeric value
035         * @return the formatted tool-tip text to be displayed.
036         */
037        String formatTooltip(double value);
038    }