universe@150: /*
universe@150:  * Copyright 2020 Mike Becker. All rights reserved.
universe@150:  *
universe@150:  * Redistribution and use in source and binary forms, with or without
universe@150:  * modification, are permitted provided that the following conditions are met:
universe@150:  *
universe@150:  * 1. Redistributions of source code must retain the above copyright
universe@150:  * notice, this list of conditions and the following disclaimer.
universe@150:  *
universe@150:  * 2. Redistributions in binary form must reproduce the above copyright
universe@150:  * notice, this list of conditions and the following disclaimer in the
universe@150:  * documentation and/or other materials provided with the distribution.
universe@150:  *
universe@150:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@150:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@150:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
universe@150:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
universe@150:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
universe@150:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
universe@150:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
universe@150:  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
universe@150:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
universe@150:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
universe@150:  *
universe@150:  */
universe@149: package de.uapcore.lightpit.types
universe@149: 
universe@149: 
universe@149: /**
universe@149:  * Represents a web color in hexadezimal representation.
universe@149:  * @param arg the 6 digits hex string optionally preceded by a hash symbol
universe@149:  */
universe@149: class WebColor(arg: String) {
universe@149: 
universe@149:     /**
universe@149:      * The color representation with the leading hash symbol.
universe@149:      */
universe@149:     val color: String = (if (arg.startsWith("#")) arg else "#$arg").toUpperCase()
universe@149: 
universe@149:     /**
universe@149:      * The hex representation without the leading hash symbol.
universe@149:      */
universe@149:     val hex: String = color.substring(1)
universe@149: 
universe@149:     init {
universe@149:         require(this.color.matches(Regex("#[0-9A-F]{6}"))) { "$color is not a color" }
universe@149:     }
universe@149: 
universe@149:     override fun toString(): String {
universe@149:         return color
universe@149:     }
universe@149: }