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The Apache Commons Codec package contains simple encoder and decoders for various formats such as Base64 and Hexadecimal. In addition to these widely used encoders and decoders, the codec package also maintains a collection of phonetic encoding utilities.

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/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You 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 org.apache.poi.sl.usermodel;

import java.awt.Color;

import org.apache.poi.sl.draw.geom.CustomGeometry;
import org.apache.poi.sl.draw.geom.IAdjustableShape;


public interface SimpleShape<
    S extends Shape,
    P extends TextParagraph
> extends Shape, IAdjustableShape, PlaceableShape {

    FillStyle getFillStyle();
    
    LineDecoration getLineDecoration();
    
    StrokeStyle getStrokeStyle();
    
    /**
     * Sets the line attributes.
     * Possible attributes are Double (width), LineCap, LineDash, LineCompound, Color
     * (implementations of PaintStyle aren't yet supported ...)
     * 
     * If no styles are given, the line will be hidden
     *
     * @param styles the line attributes
     */
    void setStrokeStyle(Object... styles);

    CustomGeometry getGeometry();

    ShapeType getShapeType();
    void setShapeType(ShapeType type);

    /**
     * @return the placeholder or null if none is assigned
     * @see #setPlaceholder(Placeholder)
     */
    Placeholder getPlaceholder();
    
    /**
     * Specifies that the corresponding shape should be represented by the generating application
     * as a placeholder. When a shape is considered a placeholder by the generating application
     * it can have special properties to alert the user that they may enter content into the shape.
     * 
     * @param placeholder the placeholder or null to remove the reference to the placeholder
     */
    void setPlaceholder(Placeholder placeholder);

    /**
     * @return an accessor for placeholder details
     *
     * @since POI 4.0.0
     */
    PlaceholderDetails getPlaceholderDetails();

    /**
     * Checks if the shape is a placeholder.
     * (placeholders aren't normal shapes, they are visible only in the Edit Master mode)
     *
     * @return {@code true} if the shape is a placeholder
     * 
     * @since POI 4.0.0
     */
    boolean isPlaceholder();
    
    
	Shadow getShadow();

    /**
     * Returns the solid color fill.
     *
     * @return solid fill color of null if not set or fill color
     * is not solid (pattern or gradient)
     */
	Color getFillColor();

    /**
     * Specifies a solid color fill. The shape is filled entirely with the
     * specified color.
     *
     * @param color the solid color fill. The value of null unsets
     *              the solid fill attribute from the underlying implementation
     */
	void setFillColor(Color color);

    /**
     * Returns the hyperlink assigned to this shape
     *
     * @return the hyperlink assigned to this shape
     * or null if not found.
     * 
     * @since POI 3.14-Beta1
     */
	Hyperlink getHyperlink();
	
	/**
     * Creates a hyperlink and asigns it to this shape.
     * If the shape has already a hyperlink assigned, return it instead
     *
     * @return the hyperlink assigned to this shape
     * 
     * @since POI 3.14-Beta1
     */
    Hyperlink createHyperlink();
}