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plantuml/src/net/sourceforge/plantuml/creole/CommandCreoleImg.java
2018-08-26 14:09:50 +02:00

95 lines
2.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2017, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.creole;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.command.regex.Matcher2;
import net.sourceforge.plantuml.command.regex.MyPattern;
import net.sourceforge.plantuml.command.regex.Pattern2;
import net.sourceforge.plantuml.graphic.Splitter;
public class CommandCreoleImg implements Command {
private final Pattern2 pattern;
private CommandCreoleImg(String p) {
this.pattern = MyPattern.cmpile(p);
}
public static Command create() {
return new CommandCreoleImg("^(?i)(" + Splitter.imgPatternNoSrcColon + ")");
}
public int matchingSize(String line) {
final Matcher2 m = pattern.matcher(line);
if (m.find() == false) {
return 0;
}
return m.group(1).length();
}
public String executeAndGetRemaining(String line, StripeSimple stripe) {
final Matcher2 m = pattern.matcher(line);
if (m.find() == false) {
throw new IllegalStateException();
}
String src = m.group(2);
final double scale = getScale(m.group(3), 1);
if (src.toLowerCase().startsWith("src=")) {
src = src.substring(4);
}
src = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(src, "\"");
stripe.addImage(src, scale);
return line.substring(m.group(1).length());
}
public static double getScale(String s, double def) {
if (s == null) {
return def;
}
final Pattern p = Pattern.compile("(?:scale=|\\*)([0-9.]+)");
final Matcher m = p.matcher(s);
if (m.find()) {
return Double.parseDouble(m.group(1));
}
return def;
}
}