groovy.swing.factory.LineBorderFactory.groovy Maven / Gradle / Ivy

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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 groovy.swing.factory

import javax.swing.border.LineBorder

/**
 * accepts attributes:

 * color: java.awt.Color 

 * color: java.awt.Color, thickness: int 

 * color: java.awt.Color, thickness: int, roundedBorders: boolean
 */
class LineBorderFactory extends SwingBorderFactory {

    public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) {
        builder.context.applyBorderToParent = attributes.remove('parent')
        
        def color = attributes.remove("color")
        if (color == null) {
            throw new RuntimeException("color: is a required attribute for $name")
        }
        def thickness = attributes.remove("thickness")
        if (thickness == null) {
            thickness = 1
        }
        def roundedCorners = attributes.remove("roundedCorners")
        if (roundedCorners == null) {
            roundedCorners = false
        }
        if (attributes) {
            throw new RuntimeException("$name does not know how to handle the remaining attibutes: ${attributes.keySet()}")
        }

        return new LineBorder(color, thickness, roundedCorners);
    }

}