plantuml/src/net/sourceforge/plantuml/nwdiag/next/NServerDraw.java

215 lines
6.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, 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!)
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*
* 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.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.awt.geom.XDimension2D;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.graphic.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.ugraphic.MinMax;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UTranslate;
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<Network, String> conns;
private final List<Network> networks;
private final double topMargin;
@Override
public String toString() {
return server.toString() + " " + conns;
}
public NServerDraw(NServer server, TextBlock box, Map<Network, String> conns, List<Network> 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<Double> 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.<Double>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<Network, String> 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;
}
}