mirror of
https://github.com/octoleo/plantuml.git
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223 lines
9.2 KiB
Java
223 lines
9.2 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.skin.rose;
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import net.sourceforge.plantuml.ISkinSimple;
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import net.sourceforge.plantuml.LineBreakStrategy;
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import net.sourceforge.plantuml.awt.geom.XDimension2D;
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import net.sourceforge.plantuml.awt.geom.XPoint2D;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.skin.Area;
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import net.sourceforge.plantuml.skin.ArrowConfiguration;
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import net.sourceforge.plantuml.skin.ArrowDecoration;
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import net.sourceforge.plantuml.skin.ArrowHead;
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import net.sourceforge.plantuml.skin.ArrowPart;
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import net.sourceforge.plantuml.style.Style;
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import net.sourceforge.plantuml.ugraphic.UEllipse;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.ULine;
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import net.sourceforge.plantuml.ugraphic.UPolygon;
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import net.sourceforge.plantuml.ugraphic.UStroke;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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public class ComponentRoseSelfArrow extends AbstractComponentRoseArrow {
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private final double arrowWidth = 45;
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private final boolean niceArrow;
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public ComponentRoseSelfArrow(Style style, Display stringsToDisplay, ArrowConfiguration arrowConfiguration,
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ISkinSimple spriteContainer, LineBreakStrategy maxMessageSize, boolean niceArrow) {
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super(style, stringsToDisplay, arrowConfiguration, spriteContainer, maxMessageSize);
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this.niceArrow = niceArrow;
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}
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@Override
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protected void drawInternalU(UGraphic ug, Area area) {
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if (getArrowConfiguration().isHidden()) {
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return;
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}
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final StringBounder stringBounder = ug.getStringBounder();
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final double textHeight = getTextHeight(stringBounder);
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ug = ug.apply(getForegroundColor());
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final double xRight = arrowWidth - 3;
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final UGraphic ug2 = getArrowConfiguration().applyStroke(ug);
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double x1 = area.getDeltaX1() < 0 ? area.getDeltaX1() : 0;
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double x2 = area.getDeltaX1() > 0 ? -area.getDeltaX1() : 0 + 1;
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final double arrowHeight = getArrowOnlyHeight(stringBounder);
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final UEllipse circle = new UEllipse(ComponentRoseArrow.diamCircle, ComponentRoseArrow.diamCircle);
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if (getArrowConfiguration().getDecoration1() == ArrowDecoration.CIRCLE) {
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ug2.apply(new UStroke(ComponentRoseArrow.thinCircle)).apply(getForegroundColor())
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.apply(new UTranslate(x1 + 1 - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle,
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textHeight - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle / 2))
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.draw(circle);
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x1 += ComponentRoseArrow.diamCircle / 2;
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}
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if (getArrowConfiguration().getDecoration2() == ArrowDecoration.CIRCLE) {
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ug2.apply(new UStroke(ComponentRoseArrow.thinCircle)).apply(getForegroundColor()).apply(new UTranslate(
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x2 - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle,
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textHeight + arrowHeight - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle / 2))
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.draw(circle);
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x2 += ComponentRoseArrow.diamCircle / 2;
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}
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final boolean hasStartingCrossX = getArrowConfiguration().getDressing1().getHead() == ArrowHead.CROSSX;
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if (hasStartingCrossX)
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x1 += 2 * ComponentRoseArrow.spaceCrossX;
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final boolean hasFinalCrossX = getArrowConfiguration().getDressing2().getHead() == ArrowHead.CROSSX;
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if (hasFinalCrossX)
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x2 += 2 * ComponentRoseArrow.spaceCrossX;
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if (getArrowConfiguration().isReverseDefine()) {
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ug2.apply(new UTranslate(-xRight, textHeight)).draw(ULine.hline(xRight - x1));
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ug2.apply(new UTranslate(-xRight, textHeight)).draw(ULine.vline(arrowHeight));
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ug2.apply(new UTranslate(-xRight, textHeight + arrowHeight)).draw(ULine.hline(xRight - x2));
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final UPolygon polygon = getPolygon().translate(0, textHeight + arrowHeight);
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ug.apply(getForegroundColor().bg()).apply(UTranslate.dx(x2)).draw(polygon);
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} else {
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ug2.apply(new UTranslate(x1, textHeight)).draw(ULine.hline(xRight - x1));
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ug2.apply(new UTranslate(xRight, textHeight)).draw(ULine.vline(arrowHeight));
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ug2.apply(new UTranslate(x2, textHeight + arrowHeight)).draw(ULine.hline(xRight - x2));
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if (hasStartingCrossX) {
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ug.apply(new UStroke(2))
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.apply(new UTranslate(ComponentRoseArrow.spaceCrossX, textHeight - getArrowDeltaX() / 2))
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.draw(new ULine(getArrowDeltaX(), getArrowDeltaX()));
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ug.apply(new UStroke(2))
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.apply(new UTranslate(ComponentRoseArrow.spaceCrossX, textHeight + getArrowDeltaX() / 2))
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.draw(new ULine(getArrowDeltaX(), -getArrowDeltaX()));
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} else if (getArrowConfiguration().getDressing1().getHead() == ArrowHead.NORMAL) {
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final UPolygon polygon = getPolygon().translate(0, textHeight);
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ug.apply(getForegroundColor().bg()).apply(UTranslate.dx(x1)).draw(polygon);
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}
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if (hasFinalCrossX) {
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ug.apply(new UStroke(2))
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.apply(new UTranslate(ComponentRoseArrow.spaceCrossX,
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textHeight - getArrowDeltaX() / 2 + arrowHeight))
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.draw(new ULine(getArrowDeltaX(), getArrowDeltaX()));
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ug.apply(new UStroke(2))
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.apply(new UTranslate(ComponentRoseArrow.spaceCrossX,
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textHeight + getArrowDeltaX() / 2 + arrowHeight))
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.draw(new ULine(getArrowDeltaX(), -getArrowDeltaX()));
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} else if (getArrowConfiguration().isAsync()) {
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if (getArrowConfiguration().getPart() != ArrowPart.BOTTOM_PART) {
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getArrowConfiguration().applyThicknessOnly(ug).apply(new UTranslate(x2, textHeight + arrowHeight))
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.draw(new ULine(getArrowDeltaX(), -getArrowDeltaY()));
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}
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if (getArrowConfiguration().getPart() != ArrowPart.TOP_PART) {
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getArrowConfiguration().applyThicknessOnly(ug).apply(new UTranslate(x2, textHeight + arrowHeight))
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.draw(new ULine(getArrowDeltaX(), getArrowDeltaY()));
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}
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} else if (getArrowConfiguration().getDressing2().getHead() == ArrowHead.NORMAL) {
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final UPolygon polygon = getPolygon().translate(0, textHeight + arrowHeight);
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ug.apply(getForegroundColor().bg()).apply(UTranslate.dx(x2)).draw(polygon);
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}
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}
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if (getArrowConfiguration().isReverseDefine())
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getTextBlock().drawU(ug.apply(UTranslate.dx(-getPureTextWidth(stringBounder))));
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else
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getTextBlock().drawU(ug.apply(UTranslate.dx(getMarginX1())));
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}
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private UPolygon getPolygon() {
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final UPolygon polygon = new UPolygon();
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final double direction = getArrowConfiguration().isReverseDefine() ? -1 : 1;
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final double x = direction * getArrowDeltaX();
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if (getArrowConfiguration().getPart() == ArrowPart.TOP_PART) {
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polygon.addPoint(x, -getArrowDeltaY());
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polygon.addPoint(0, 0);
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polygon.addPoint(x, 0);
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} else if (getArrowConfiguration().getPart() == ArrowPart.BOTTOM_PART) {
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polygon.addPoint(x, 0);
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polygon.addPoint(0, 0);
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polygon.addPoint(x, getArrowDeltaY());
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} else {
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polygon.addPoint(x, -getArrowDeltaY());
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polygon.addPoint(0, 0);
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polygon.addPoint(x, getArrowDeltaY());
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if (niceArrow) {
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polygon.addPoint(x - direction * 4, 0);
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}
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}
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return polygon;
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}
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public XPoint2D getStartPoint(StringBounder stringBounder, XDimension2D dimensionToUse) {
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final double textHeight = getTextHeight(stringBounder);
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return new XPoint2D(getPaddingX(), textHeight + getPaddingY());
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}
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public XPoint2D getEndPoint(StringBounder stringBounder, XDimension2D dimensionToUse) {
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final double textHeight = getTextHeight(stringBounder);
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final double textAndArrowHeight = textHeight + getArrowOnlyHeight(stringBounder);
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return new XPoint2D(getPaddingX(), textAndArrowHeight + getPaddingY());
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}
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@Override
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public double getYPoint(StringBounder stringBounder) {
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final double textHeight = getTextHeight(stringBounder);
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final double textAndArrowHeight = textHeight + getArrowOnlyHeight(stringBounder);
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return (textHeight + textAndArrowHeight) / 2 + getPaddingX();
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}
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@Override
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public double getPreferredHeight(StringBounder stringBounder) {
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return getTextHeight(stringBounder) + getArrowDeltaY() + getArrowOnlyHeight(stringBounder) + 2 * getPaddingY();
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}
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private double getArrowOnlyHeight(StringBounder stringBounder) {
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return 13;
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}
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@Override
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public double getPreferredWidth(StringBounder stringBounder) {
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return Math.max(getTextWidth(stringBounder), arrowWidth);
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}
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public double getPosArrow(StringBounder stringBounder) {
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throw new UnsupportedOperationException();
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}
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}
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