001/*
002 * #%L
003 * GwtMaterial
004 * %%
005 * Copyright (C) 2015 - 2017 GwtMaterialDesign
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 * 
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 * 
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package gwt.material.design.client.base;
021
022import gwt.material.design.client.constants.Color;
023import gwt.material.design.client.ui.html.Span;
024
025/**
026 * @author kevzlou7979
027 */
028public interface HasLetter {
029
030    /**
031     * Set the letter as character.
032     */
033    void setLetter(String letter);
034
035    /**
036     * Get the letter as character.
037     */
038    String getLetter();
039
040    /**
041     * Get the span / label widget of the letter
042     */
043    Span getLetterLabel();
044
045    /**
046     * Set the letter color.
047     */
048    void setLetterColor(Color letterColor);
049
050    /**
051     * Set the letter background color.
052     */
053    void setLetterBackgroundColor(Color letterBackgroundColor);
054}