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103 lines
2.4 KiB
Java
103 lines
2.4 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.openiconic;
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import net.sourceforge.plantuml.StringUtils;
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public class SvgCommandLetter implements SvgCommand {
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final private char letter;
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public SvgCommandLetter(String letter) {
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if (letter.matches("[mlhvzsacMLHVZSAC]") == false) {
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throw new IllegalArgumentException(letter);
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}
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this.letter = letter.charAt(0);
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}
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@Override
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public String toString() {
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return " " + letter;
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}
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public String toSvg() {
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return "" + letter;
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}
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public int argumentNumber() {
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switch (StringUtils.goLowerCase(letter)) {
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case 'm':
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case 'l':
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return 2;
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case 'h':
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case 'v':
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return 1;
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case 'z':
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return 0;
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case 'c':
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return 6;
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case 's':
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return 4;
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case 'a':
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return 7;
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}
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throw new UnsupportedOperationException("" + letter);
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}
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public boolean isUpperCase() {
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return Character.isUpperCase(letter);
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}
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public boolean is(char c) {
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return this.letter == c;
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}
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public char getLetter() {
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return letter;
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}
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public SvgCommandLetter implicit() {
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// https://stackoverflow.com/questions/29251389/svg-path-spec-moveto-and-implicit-lineto
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if (letter == 'm')
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return new SvgCommandLetter("l");
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if (letter == 'M')
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return new SvgCommandLetter("L");
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return this;
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}
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}
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