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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 children = new LinkedHashMap();
private final Display display;
private final XDimension2D fixedDim;
private final ISkinParam skinParam;
private final List left = new ArrayList<>();
private final List right = new ArrayList<>();
private final List top = new ArrayList<>();
private final List bottom = new ArrayList<>();
private double x = 10;
private double y = 10;
private MinMax minMax = MinMax.getEmpty(true);
private Block parent;
public Block(ISkinParam skinParam) {
this(skinParam, Display.empty(), null);
}
private Block(ISkinParam skinParam, Display display, XDimension2D fixedDim) {
this.skinParam = skinParam;
this.display = display;
this.fixedDim = fixedDim;
}
private List getPins(Position position) {
switch (position) {
case LEFT:
return left;
case RIGHT:
return right;
case TOP:
return top;
case BOTTOM:
return bottom;
}
throw new IllegalArgumentException();
}
public XDimension2D calculateDimension(StringBounder stringBounder) {
if (fixedDim == null)
return minMax.getDimension();
return fixedDim;
}
public void drawU(UGraphic ug) {
ug = ug.apply(getBlack());
if (children.size() == 0) {
final TextBlock label = display.create(FontConfiguration.create(skinParam, FontParam.COMPONENT, null),
HorizontalAlignment.CENTER, skinParam);
label.drawU(ug.apply(new UTranslate(10, 10)));
} else {
for (Entry ent : children.entrySet()) {
ent.getKey().drawU(ent.getValue().move(ug));
}
}
ug.draw(URectangle.build(calculateDimension(ug.getStringBounder())));
drawPins(Position.BOTTOM, ug);
drawPins(Position.TOP, ug);
drawPins(Position.LEFT, ug);
drawPins(Position.RIGHT, ug);
}
private HColor getBlack() {
return HColors.BLACK.withDark(HColors.WHITE);
}
private void drawPins(Position pos, UGraphic ug) {
double px = -2;
double py = 10;
if (pos == Position.RIGHT) {
px = calculateDimension(ug.getStringBounder()).getWidth() - 2;
}
if (pos == Position.TOP) {
px = 10;
py = -2;
}
if (pos == Position.BOTTOM) {
px = 10;
py = calculateDimension(ug.getStringBounder()).getHeight() - 2;
}
for (String pin : getPins(pos)) {
ug.apply(new UTranslate(px, py)).draw(UEllipse.build(4, 4));
if (pos == Position.LEFT || pos == Position.RIGHT) {
py += 15;
} else {
px += 15;
}
}
}
public Block componentEnd() {
parent.minMax = parent.minMax.addPoint(parent.x + this.minMax.getMaxX() + 10,
parent.y + this.minMax.getMaxY() + 10);
parent.x += this.minMax.getMaxX() + 10;
return parent;
}
public Block addNewBlock(String name, int width, int height) {
final XDimension2D dim = new XDimension2D(width, height);
final Block child = new Block(skinParam, Display.create(name), dim);
children.put(child, new Pos(x, y));
y += dim.getHeight() + 10;
minMax = minMax.addPoint(x + dim.getWidth() + 10, y);
return child;
}
public Block createContainer(String name) {
final Block result = new Block(skinParam);
result.parent = this;
children.put(result, new Pos(x, y));
return result;
}
public void vspace(int vspace) {
y += vspace - 10;
minMax = minMax.addPoint(x, y);
}
public void newColumn() {
this.x = minMax.getMaxX();
this.y = 10;
}
public void addPin(Position position, String pin) {
getPins(position).add(pin);
}
}