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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
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* | PlantUML : a free UML diagram generator
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* (C) Copyright 2009-2024, Arnaud Roques
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*/
package net.sourceforge.plantuml.svek.extremity;
import net.sourceforge.plantuml.klimt.UBackground;
import net.sourceforge.plantuml.klimt.UStroke;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.color.HColor;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.geom.XPoint2D;
import net.sourceforge.plantuml.klimt.shape.UEllipse;
import net.sourceforge.plantuml.klimt.shape.ULine;
import net.sourceforge.plantuml.klimt.shape.UPolygon;
abstract class ExtremityExtendsLike extends Extremity {
private static final double XLEN = -19;// 8 * 2.4;
private static final double HALF_WIDTH = 7;// 3 * 2.4;
private final UPolygon trig;
private final UBackground back;
private final XPoint2D contact;
@Override
public XPoint2D somePoint() {
return contact;
}
private static class Point {
public double x;
public double y;
public void rotate(double theta) {
double ct = Math.cos(theta);
double st = -Math.sin(theta);
double nx = x * ct - y * st;
y = -x * st - y * ct;
x = nx;
}
public Point(double x, double y) {
this.x = x;
this.y = y;
}
public UTranslate getPos(XPoint2D pt) {
return new UTranslate(x + pt.getX(), y + pt.getY());
}
public void translate(XPoint2D pt) {
x += pt.getX();
y += pt.getY();
}
public void add(UPolygon p) {
p.addPoint(x, y);
}
}
static class Redefines extends ExtremityExtendsLike {
private static final double XSUFFIX = XLEN * 1.2;
private final UStroke barStroke = UStroke.withThickness(2.0);
private final UTranslate pos;
private final ULine bar;
public Redefines(XPoint2D porig, double angle, HColor backgroundColor) {
super(porig, angle, backgroundColor);
Point p1 = new Point(XSUFFIX, -HALF_WIDTH);
Point p2 = new Point(XSUFFIX, +HALF_WIDTH);
p1.rotate(angle);
p2.rotate(angle);
this.bar = new ULine(p2.x - p1.x, p2.y - p1.y);
this.pos = p1.getPos(porig);
}
public void drawU(UGraphic ug) {
super.drawU(ug);
ug.apply(barStroke).apply(pos).draw(bar);
}
}
static class DefinedBy extends ExtremityExtendsLike {
private static final double XSUFFIX = XLEN * 1.3;
private static final double DOTHSIZE = 2;
private final UTranslate pos1, pos2;
private final UEllipse dot;
private static UTranslate getDotPos(double x, double y, double angle, double size, XPoint2D porig) {
Point p = new Point(x, y);
p.rotate(angle);
p.x -= size;
p.y -= size;
return p.getPos(porig);
}
public DefinedBy(XPoint2D porig, double angle, HColor backgroundColor) {
super(porig, angle, backgroundColor);
double w = HALF_WIDTH - DOTHSIZE;
this.pos1 = getDotPos(XSUFFIX, -w, angle, DOTHSIZE, porig);
this.pos2 = getDotPos(XSUFFIX, +w, angle, DOTHSIZE, porig);
double s = DOTHSIZE + DOTHSIZE;
this.dot = UEllipse.build(s, s);
}
public void drawU(UGraphic ug) {
super.drawU(ug);
if (ug.getParam().getColor() != null) {
ug = ug.apply(ug.getParam().getColor().bg());
}
ug.apply(pos1).draw(dot);
ug.apply(pos2).draw(dot);
}
}
private static void addTrigPoint(UPolygon up, double x, double y, double angle, XPoint2D porig) {
Point p = new Point(x, y);
p.rotate(angle);
p.translate(porig);
p.add(up);
}
private ExtremityExtendsLike(XPoint2D porig, double angle, HColor backgroundColor) {
this.back = backgroundColor.bg();
this.contact = new XPoint2D(porig.getX(), porig.getY());
angle = manageround(angle);
this.trig = new UPolygon();
trig.addPoint(porig);
addTrigPoint(trig, XLEN, -HALF_WIDTH, angle, porig);
addTrigPoint(trig, XLEN, +HALF_WIDTH, angle, porig);
trig.addPoint(porig);
}
public void drawU(UGraphic ug) {
ug.apply(back).draw(trig);
}
@Override
public double getDecorationLength() {
return 18;
}
}