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PlantUML is a component that allows to quickly write diagrams from text.
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// 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:
*
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*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the Apache Software License.
*
* Licensed 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.
*
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* messages are usually generated on welcome or error images and never on
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*
* Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
* are owned by the author of their corresponding sources code (that is, their
* textual description in PlantUML language). Those images are not covered by
* this APACHE license.
*
* The generated images can then be used without any reference to the APACHE license.
* It is not even necessary to stipulate that they have been generated with PlantUML,
* although this will be appreciated by the PlantUML team.
*
* There is an exception : if the textual description in PlantUML language is also covered
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*
* This is the IGY distribution (Install GraphViz by Yourself).
* You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
* (see https://plantuml.com/graphviz-dot )
*
* Icons provided by OpenIconic : https://useiconic.com/open
* Archimate sprites provided by Archi : http://www.archimatetool.com
* Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
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* ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
* ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
* CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
* Brotli (c) by the Brotli Authors https://github.com/google/brotli
* Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
* Twemoji (c) by Twitter at https://twemoji.twitter.com/
*
*/
package net.sourceforge.plantuml.nwdiag.next;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.TreeSet;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.MinMax;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.nwdiag.VerticalLine;
import net.sourceforge.plantuml.nwdiag.core.NServer;
import net.sourceforge.plantuml.nwdiag.core.Network;
import net.sourceforge.plantuml.style.SName;
import net.sourceforge.plantuml.utils.MathUtils;
public class NServerDraw {
public static final int MAGIC = 15;
private final TextBlock box;
private final Network network;
private final NServer server;
private final Map conns;
private final List networks;
private final double topMargin;
@Override
public String toString() {
return server.toString() + " " + conns;
}
public NServerDraw(NServer server, TextBlock box, Map conns, List networks,
double topMargin) {
this.topMargin = topMargin;
this.networks = networks;
this.box = box;
this.network = server.getMainNetworkNext();
this.server = server;
this.conns = conns;
}
public boolean isLinkedTo(Network some) {
return conns.containsKey(some);
}
private final double marginAd = 10;
private int marginBoxW() {
return 15;
}
private double marginBoxH() {
return topMargin;
}
public MinMax getMinMax(StringBounder stringBounder, double width, double height) {
final double xMiddle = width / 2;
final double yMiddle = height / 2;
final XDimension2D dimBox = box.calculateDimension(stringBounder);
final double x1 = xMiddle - dimBox.getWidth() / 2;
final double y1 = yMiddle - dimBox.getHeight() / 2;
final double x2 = xMiddle + dimBox.getWidth() / 2;
final double y2 = yMiddle + dimBox.getHeight() / 2;
return MinMax.getEmpty(false).addPoint(x1 - 5, y1 - 5).addPoint(x2 + 5, y2 + 5);
}
public void drawMe(UGraphic ug, double width, double height) {
final double xMiddle = width / 2;
final double yMiddle = height / 2;
drawCenter(ug, box, xMiddle, yMiddle);
}
public void drawLinks(UGraphic ug, double xstart, double width, double height) {
ug = ug.apply(UTranslate.dx(xstart));
final double ynet1 = network.getY();
final double yMiddle = height / 2;
final StringBounder stringBounder = ug.getStringBounder();
final XDimension2D dimBox = box.calculateDimension(stringBounder);
final double alpha = yMiddle - dimBox.getHeight() / 2;
final double posLink1 = (yMiddle - dimBox.getHeight() / 2 - topMargin + MAGIC) / 2;
final double xMiddle = width / 2;
final double xLinkPos = width / 2;
final TreeSet skip = new TreeSet<>();
for (Network n : networks)
if (xstart + xMiddle > n.getXmin() && xstart + xMiddle < n.getXmax())
skip.add(n.getY());
if (server.printFirstLink())
if (network.isVisible())
new VerticalLine(ynet1 + GridTextBlockDecorated.NETWORK_THIN, ynet1 + alpha, skip)
.drawU(ug.apply(UTranslate.dx(xLinkPos + network.magicDelta())));
else
new VerticalLine(ynet1, ynet1 + alpha, Collections.emptySet())
.drawU(ug.apply(UTranslate.dx(xLinkPos + network.magicDelta())));
final TextBlock link = getTextBlockLink1();
drawCenter(ug, link, xMiddle + network.magicDelta(), ynet1 + posLink1);
final double seven = 9.0;
double x = xLinkPos - (conns.size() - 2) * seven / 2;
boolean first = true;
for (Entry ent : conns.entrySet()) {
if (ent.getKey() == network)
continue;
final double ynet2 = ent.getKey().getY();
new VerticalLine(ynet1 + yMiddle + dimBox.getHeight() / 2, ynet2, skip)
.drawU(ug.apply(UTranslate.dx(x - ent.getKey().magicDelta())));
final TextBlock block = server.toTextBlock(SName.arrow, ent.getValue());
final double xtext;
if (first && conns.size() > 2)
xtext = x - block.calculateDimension(stringBounder).getWidth() / 2;
else
xtext = x;
drawCenter(ug, block, xtext - ent.getKey().magicDelta(), ynet2 - alpha / 2);
x += seven;
first = false;
}
}
private TextBlock getTextBlockLink1() {
return server.toTextBlock(SName.arrow, conns.get(network));
}
private TextBlock link2() {
final int i = networks.indexOf(network);
if (i == networks.size() - 1)
return null;
return server.toTextBlock(SName.arrow, conns.get(networks.get(i + 1)));
}
private void drawCenter(UGraphic ug, TextBlock block, double x, double y) {
if (block == null)
return;
final XDimension2D dim = block.calculateDimension(ug.getStringBounder());
block.drawU(ug.apply(new UTranslate(x - dim.getWidth() / 2, y - dim.getHeight() / 2)));
}
public XDimension2D naturalDimension(StringBounder stringBounder) {
final XDimension2D dimLink1 = getTextBlockLink1() == null ? new XDimension2D(0, 0)
: getTextBlockLink1().calculateDimension(stringBounder);
final XDimension2D dimBox = box.calculateDimension(stringBounder);
final XDimension2D dimLink2 = link2() == null ? new XDimension2D(0, 0)
: link2().calculateDimension(stringBounder);
final double width = MathUtils.max(dimLink1.getWidth() + 2 * marginAd, dimBox.getWidth() + 2 * marginBoxW(),
dimLink2.getWidth() + 2 * marginAd);
final double height = dimLink1.getHeight() + 2 * marginAd + 2 * marginBoxH() + dimBox.getHeight()
+ dimLink2.getHeight() + 2 * marginAd;
return new XDimension2D(width, height);
}
public final Network getNetwork() {
return network;
}
public final NServer getServer() {
return server;
}
}