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plantuml/src/net/sourceforge/plantuml/skin/rose/ComponentRoseSelfArrow.java

204 lines
8.2 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, 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!)
* http://plantuml.com/paypal
*
* 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.skin.rose;
import java.awt.geom.Dimension2D;
import java.awt.geom.Point2D;
import net.sourceforge.plantuml.ISkinSimple;
import net.sourceforge.plantuml.LineBreakStrategy;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.graphic.FontConfiguration;
import net.sourceforge.plantuml.graphic.HorizontalAlignment;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.ArrowConfiguration;
import net.sourceforge.plantuml.skin.ArrowDecoration;
import net.sourceforge.plantuml.skin.ArrowHead;
import net.sourceforge.plantuml.skin.ArrowPart;
import net.sourceforge.plantuml.style.Style;
import net.sourceforge.plantuml.ugraphic.UEllipse;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.ULine;
import net.sourceforge.plantuml.ugraphic.UPolygon;
import net.sourceforge.plantuml.ugraphic.UStroke;
import net.sourceforge.plantuml.ugraphic.UTranslate;
import net.sourceforge.plantuml.ugraphic.color.HColor;
public class ComponentRoseSelfArrow extends AbstractComponentRoseArrow {
private final double arrowWidth = 45;
private final boolean niceArrow;
public ComponentRoseSelfArrow(Style style, HColor foregroundColor, FontConfiguration font,
Display stringsToDisplay, ArrowConfiguration arrowConfiguration, ISkinSimple spriteContainer,
LineBreakStrategy maxMessageSize, boolean niceArrow) {
super(style, foregroundColor, font, stringsToDisplay, arrowConfiguration, spriteContainer,
HorizontalAlignment.LEFT, maxMessageSize);
this.niceArrow = niceArrow;
}
@Override
protected void drawInternalU(UGraphic ug, Area area) {
if (getArrowConfiguration().isHidden()) {
return;
}
final StringBounder stringBounder = ug.getStringBounder();
final double textHeight = getTextHeight(stringBounder);
ug = ug.apply(getForegroundColor());
final double xRight = arrowWidth - 3;
final UGraphic ug2 = getArrowConfiguration().applyStroke(ug);
double x1 = area.getDeltaX1() < 0 ? area.getDeltaX1() : 0;
double x2 = area.getDeltaX1() > 0 ? -area.getDeltaX1() : 0 + 1;
final double textAndArrowHeight = textHeight + getArrowOnlyHeight(stringBounder);
final UEllipse circle = new UEllipse(ComponentRoseArrow.diamCircle, ComponentRoseArrow.diamCircle);
if (getArrowConfiguration().getDecoration1() == ArrowDecoration.CIRCLE) {
ug2.apply(new UStroke(ComponentRoseArrow.thinCircle))
.apply(getForegroundColor())
.apply(new UTranslate(x1 + 1 - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle,
textHeight - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle / 2))
.draw(circle);
x1 += ComponentRoseArrow.diamCircle / 2;
}
if (getArrowConfiguration().getDecoration2() == ArrowDecoration.CIRCLE) {
ug2.apply(new UStroke(ComponentRoseArrow.thinCircle))
.apply(getForegroundColor())
.apply(new UTranslate(x2 - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle,
textAndArrowHeight - ComponentRoseArrow.diamCircle / 2 - ComponentRoseArrow.thinCircle / 2))
.draw(circle);
x2 += ComponentRoseArrow.diamCircle / 2;
}
final boolean hasFinalCrossX = getArrowConfiguration().getDressing2().getHead() == ArrowHead.CROSSX;
if (hasFinalCrossX) {
x2 += 2 * ComponentRoseArrow.spaceCrossX;
}
final double arrowHeight = textAndArrowHeight - textHeight;
ug2.apply(new UTranslate(x1, textHeight)).draw(ULine.hline(xRight - x1));
ug2.apply(new UTranslate(xRight, textHeight)).draw(ULine.vline(arrowHeight));
ug2.apply(new UTranslate(x2, textAndArrowHeight)).draw(ULine.hline(xRight - x2));
if (getArrowConfiguration().isAsync()) {
if (getArrowConfiguration().getPart() != ArrowPart.BOTTOM_PART) {
getArrowConfiguration().applyThicknessOnly(ug).apply(new UTranslate(x2, textAndArrowHeight))
.draw(new ULine(getArrowDeltaX(), -getArrowDeltaY()));
}
if (getArrowConfiguration().getPart() != ArrowPart.TOP_PART) {
getArrowConfiguration().applyThicknessOnly(ug).apply(new UTranslate(x2, textAndArrowHeight))
.draw(new ULine(getArrowDeltaX(), getArrowDeltaY()));
}
} else if (hasFinalCrossX) {
ug = ug.apply(new UStroke(2));
ug.apply(
new UTranslate(ComponentRoseArrow.spaceCrossX, textHeight - getArrowDeltaX() / 2
+ getArrowOnlyHeight(stringBounder))).draw(new ULine(getArrowDeltaX(), getArrowDeltaX()));
ug.apply(
new UTranslate(ComponentRoseArrow.spaceCrossX, textHeight + getArrowDeltaX() / 2
+ getArrowOnlyHeight(stringBounder))).draw(new ULine(getArrowDeltaX(), -getArrowDeltaX()));
} else {
final UPolygon polygon = getPolygon(textAndArrowHeight);
ug.apply(getForegroundColor().bg()).apply(UTranslate.dx(x2)).draw(polygon);
}
getTextBlock().drawU(ug.apply(UTranslate.dx(getMarginX1())));
}
private UPolygon getPolygon(final double textAndArrowHeight) {
final UPolygon polygon = new UPolygon();
if (getArrowConfiguration().getPart() == ArrowPart.TOP_PART) {
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight - getArrowDeltaY());
polygon.addPoint(0, textAndArrowHeight);
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight);
} else if (getArrowConfiguration().getPart() == ArrowPart.BOTTOM_PART) {
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight);
polygon.addPoint(0, textAndArrowHeight);
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight + getArrowDeltaY());
} else {
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight - getArrowDeltaY());
polygon.addPoint(0, textAndArrowHeight);
polygon.addPoint(getArrowDeltaX(), textAndArrowHeight + getArrowDeltaY());
if (niceArrow) {
polygon.addPoint(getArrowDeltaX() - 4, textAndArrowHeight);
}
}
return polygon;
}
public Point2D getStartPoint(StringBounder stringBounder, Dimension2D dimensionToUse) {
final double textHeight = getTextHeight(stringBounder);
return new Point2D.Double(getPaddingX(), textHeight + getPaddingY());
}
public Point2D getEndPoint(StringBounder stringBounder, Dimension2D dimensionToUse) {
final double textHeight = getTextHeight(stringBounder);
final double textAndArrowHeight = (textHeight + getArrowOnlyHeight(stringBounder));
return new Point2D.Double(getPaddingX(), textAndArrowHeight + getPaddingY());
}
@Override
public double getYPoint(StringBounder stringBounder) {
final double textHeight = getTextHeight(stringBounder);
final double textAndArrowHeight = (textHeight + getArrowOnlyHeight(stringBounder));
return (textHeight + textAndArrowHeight) / 2 + getPaddingX();
}
@Override
public double getPreferredHeight(StringBounder stringBounder) {
return getTextHeight(stringBounder) + getArrowDeltaY() + getArrowOnlyHeight(stringBounder) + 2 * getPaddingY();
}
private double getArrowOnlyHeight(StringBounder stringBounder) {
return 13;
}
@Override
public double getPreferredWidth(StringBounder stringBounder) {
return Math.max(getTextWidth(stringBounder), arrowWidth);
}
public double getPosArrow(StringBounder stringBounder) {
throw new UnsupportedOperationException();
}
}