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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://plantuml.com/liberapay (only 1€ per month!)
* https://plantuml.com/paypal
*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see data = new ArrayList<>();
private int minGray = 999;
private int maxGray = -1;
private final String svgStart;
private final boolean keepColors;
private String extractData(String name, String s) {
final Pattern p = Pattern.compile(name + "=\"([^\"]+)\"");
final Matcher m = p.matcher(s);
if (m.find())
return m.group(1);
return null;
}
private String extractDataStyle(String name, String s) {
final Pattern p = Pattern.compile(Pattern.quote(name) + ":([^;\"]+)");
final Matcher m = p.matcher(s);
if (m.find())
return m.group(1);
return null;
}
public SvgNanoParser(String svg, boolean keepColors) {
this(Collections.singletonList(svg), keepColors);
}
public SvgNanoParser(List svg, boolean keepColors) {
this.svgStart = svg.get(0);
this.keepColors = keepColors;
for (String singleLine : svg) {
final Pattern p = Pattern
.compile("(\\)|(\\<(svg|path|g|circle|ellipse)[^<>]*\\>)|(\\]*\\>)");
final Matcher m = p.matcher(singleLine);
while (m.find()) {
final String s = m.group(0);
if (s.startsWith("") || s.startsWith("")
|| s.startsWith("")) {
ugs = stack.remove(0);
stackG.removeFirst();
} else if (s.startsWith("")) {
stack.add(0, ugs);
stackG.addFirst(s);
} else if (s.startsWith(" stackG) {
final double x = Double.parseDouble(extractData("x", s));
final double y = Double.parseDouble(extractData("y", s));
final String fontColor = getTextFontColor(s, stackG);
final int fontSize = getTextFontSize(s);
final Pattern p = Pattern.compile("\\]*\\>(.*?)\\");
final Matcher m = p.matcher(s);
if (m.find()) {
final String text = m.group(1);
final HColor color = HColorSet.instance().getColorOrWhite(fontColor);
String fontFamily = getTextFontFamily(s, stackG);
if (fontFamily == null)
fontFamily = "SansSerif";
final UFont font = UFont.build(fontFamily, Font.PLAIN, fontSize);
final FontConfiguration fc = FontConfiguration.create(font, color, color, null);
final UText utext = UText.build(text, fc);
UGraphic ug = ugs.getUg();
ug = ug.apply(new UTranslate(x, y));
ug.draw(utext);
}
}
private String getTextFontFamily(String s, Deque stackG) {
String family = extractData("font-family", s);
if (family == null) {
final String style = extractData("style", s);
if (style != null)
family = extractDataStyle("font-family", style);
}
if (family == null && stackG != null) {
for (String g : stackG) {
family = getTextFontFamily(g, null);
if (family != null)
return family;
}
}
return family;
}
private String getTextFontColor(String s, Deque stackG) {
String color = extractData("fill", s);
if (color == null) {
final String style = extractData("style", s);
if (style != null)
color = extractDataStyle("fill", style);
}
if (color == null && stackG != null) {
for (String g : stackG) {
color = getTextFontColor(g, null);
if (color != null)
return color;
}
}
return color;
}
private int getTextFontSize(String s) {
String fontSize = extractData("font-size", s);
if (fontSize == null) {
final String style = extractData("style", s);
if (style != null)
fontSize = extractDataStyle("font-size", style);
}
if (fontSize == null)
// Not perfect, by let's take a default value
return 14;
if (fontSize.matches("^\\d+p[tx]$"))
return Integer.parseInt(fontSize.replaceAll("[a-z]", ""));
return Integer.parseInt(fontSize);
}
private void drawPath(UGraphicWithScale ugs, String s, HColor colorForMonochrome) {
s = s.replace("id=\"", "ID=\"");
ugs = applyFill(ugs, s, colorForMonochrome);
ugs = applyTransform(ugs, s);
final int x1 = s.indexOf("d=\"");
final int x2 = s.indexOf('"', x1 + 3);
final String tmp = s.substring(x1 + 3, x2);
final SvgPath svgPath = new SvgPath(tmp, UTranslate.none());
svgPath.drawMe(ugs.getUg(), ugs.getAffineTransform());
}
private UGraphicWithScale applyTransform(UGraphicWithScale ugs, String s) {
final String transform = extractData("transform", s);
if (transform == null)
return ugs;
if (transform.contains("rotate("))
return applyRotate(ugs, transform);
if (transform.contains("matrix("))
return applyMatrix(ugs, transform);
final double[] scale = getScale(transform);
final UTranslate translate = getTranslate(transform);
ugs = ugs.applyTranslate(translate.getDx(), translate.getDy());
return ugs.applyScale(scale[0], scale[1]);
}
private UGraphicWithScale applyMatrix(UGraphicWithScale ugs, final String transform) {
final Pattern p3 = Pattern.compile(
"matrix\\(([-.0-9]+)[ ,]+([-.0-9]+)[ ,]+([-.0-9]+)[ ,]+([-.0-9]+)[ ,]+([-.0-9]+)[ ,]+([-.0-9]+)\\)");
final Matcher m3 = p3.matcher(transform);
if (m3.find()) {
final double v1 = Double.parseDouble(m3.group(1));
final double v2 = Double.parseDouble(m3.group(2));
final double v3 = Double.parseDouble(m3.group(3));
final double v4 = Double.parseDouble(m3.group(4));
final double v5 = Double.parseDouble(m3.group(5));
final double v6 = Double.parseDouble(m3.group(6));
ugs = ugs.applyMatrix(v1, v2, v3, v4, v5, v6);
} else
System.err.println("WARNING: " + transform);
return ugs;
}
private UGraphicWithScale applyRotate(UGraphicWithScale ugs, String transform) {
final Pattern p3 = Pattern.compile("rotate\\(([-.0-9]+)[ ,]+([-.0-9]+)[ ,]+([-.0-9]+)\\)");
final Matcher m3 = p3.matcher(transform);
if (m3.find()) {
final double angle = Double.parseDouble(m3.group(1));
final double x = Double.parseDouble(m3.group(2));
final double y = Double.parseDouble(m3.group(3));
ugs = ugs.applyRotate(angle, x, y);
} else
System.err.println("WARNING: " + transform);
return ugs;
}
private UTranslate getTranslate(String transform) {
double x = 0;
double y = 0;
final Pattern p3 = Pattern.compile("translate\\(([-.0-9]+)[ ,]+([-.0-9]+)\\)");
final Matcher m3 = p3.matcher(transform);
if (m3.find()) {
x = Double.parseDouble(m3.group(1));
y = Double.parseDouble(m3.group(2));
} else {
final Pattern p4 = Pattern.compile("translate\\(([-.0-9]+)\\)");
final Matcher m4 = p4.matcher(transform);
if (m4.find()) {
x = Double.parseDouble(m4.group(1));
y = Double.parseDouble(m4.group(1));
}
}
return new UTranslate(x, y);
}
private double[] getScale(String transform) {
final double scale[] = new double[] { 1, 1 };
final Pattern p1 = Pattern.compile("scale\\(([-.0-9]+)\\)");
final Matcher m1 = p1.matcher(transform);
if (m1.find()) {
scale[0] = Double.parseDouble(m1.group(1));
scale[1] = scale[0];
} else {
final Pattern p2 = Pattern.compile("scale\\(([-.0-9]+)[ ,]+([-.0-9]+)\\)");
final Matcher m2 = p2.matcher(transform);
if (m2.find()) {
scale[0] = Double.parseDouble(m2.group(1));
scale[1] = Double.parseDouble(m2.group(2));
}
}
return scale;
}
@Override
public TextBlock asTextBlock(final HColor color, final double scale) {
final UImageSvg data = new UImageSvg(svgStart, scale);
final double width = data.getWidth();
final double height = data.getHeight();
return new AbstractTextBlock() {
public void drawU(UGraphic ug) {
SvgNanoParser.this.drawU(ug, scale, keepColors ? null : color);
}
public XDimension2D calculateDimension(StringBounder stringBounder) {
return new XDimension2D(width, height);
}
};
}
}