/* ======================================================================== * PlantUML : a free UML diagram generator * ======================================================================== * * (C) Copyright 2009-2017, 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.svek; import java.awt.geom.Dimension2D; import java.awt.geom.Point2D; import java.util.Collection; import java.util.List; import net.sourceforge.plantuml.ColorParam; import net.sourceforge.plantuml.Dimension2DDouble; import net.sourceforge.plantuml.Direction; import net.sourceforge.plantuml.Hideable; import net.sourceforge.plantuml.ISkinParam; import net.sourceforge.plantuml.LineParam; import net.sourceforge.plantuml.Log; import net.sourceforge.plantuml.Pragma; import net.sourceforge.plantuml.StringUtils; import net.sourceforge.plantuml.Url; import net.sourceforge.plantuml.command.Position; import net.sourceforge.plantuml.cucadiagram.Display; import net.sourceforge.plantuml.cucadiagram.EntityPort; import net.sourceforge.plantuml.cucadiagram.IEntity; import net.sourceforge.plantuml.cucadiagram.IGroup; import net.sourceforge.plantuml.cucadiagram.Link; import net.sourceforge.plantuml.cucadiagram.LinkArrow; import net.sourceforge.plantuml.cucadiagram.LinkDecor; import net.sourceforge.plantuml.cucadiagram.LinkMiddleDecor; import net.sourceforge.plantuml.cucadiagram.LinkType; import net.sourceforge.plantuml.cucadiagram.NoteLinkStrategy; import net.sourceforge.plantuml.cucadiagram.dot.GraphvizVersion; import net.sourceforge.plantuml.graphic.AbstractTextBlock; import net.sourceforge.plantuml.graphic.FontConfiguration; import net.sourceforge.plantuml.graphic.HorizontalAlignment; import net.sourceforge.plantuml.graphic.HtmlColor; import net.sourceforge.plantuml.graphic.HtmlColorUtils; import net.sourceforge.plantuml.graphic.StringBounder; import net.sourceforge.plantuml.graphic.TextBlock; import net.sourceforge.plantuml.graphic.TextBlockArrow; import net.sourceforge.plantuml.graphic.TextBlockUtils; import net.sourceforge.plantuml.graphic.UDrawable; import net.sourceforge.plantuml.graphic.USymbolFolder; import net.sourceforge.plantuml.graphic.VerticalAlignment; import net.sourceforge.plantuml.graphic.color.ColorType; import net.sourceforge.plantuml.posimo.BezierUtils; import net.sourceforge.plantuml.posimo.DotPath; import net.sourceforge.plantuml.posimo.Moveable; import net.sourceforge.plantuml.posimo.Positionable; import net.sourceforge.plantuml.posimo.PositionableUtils; import net.sourceforge.plantuml.skin.VisibilityModifier; import net.sourceforge.plantuml.skin.rose.Rose; import net.sourceforge.plantuml.svek.extremity.Extremity; import net.sourceforge.plantuml.svek.extremity.ExtremityFactory; import net.sourceforge.plantuml.svek.extremity.ExtremityFactoryExtends; import net.sourceforge.plantuml.svek.image.EntityImageNoteLink; import net.sourceforge.plantuml.ugraphic.UChangeBackColor; import net.sourceforge.plantuml.ugraphic.UChangeColor; import net.sourceforge.plantuml.ugraphic.UComment; import net.sourceforge.plantuml.ugraphic.UGraphic; import net.sourceforge.plantuml.ugraphic.ULine; import net.sourceforge.plantuml.ugraphic.UPolygon; import net.sourceforge.plantuml.ugraphic.UShape; import net.sourceforge.plantuml.ugraphic.UStroke; import net.sourceforge.plantuml.ugraphic.UTranslate; public class Line implements Moveable, Hideable { private final Cluster ltail; private final Cluster lhead; private final Link link; private final EntityPort startUid; private final EntityPort endUid; private final TextBlock startTailText; private final TextBlock endHeadText; private final TextBlock labelText; private boolean divideLabelWidthByTwo = false; private final int lineColor; private final int noteLabelColor; private final int startTailColor; private final int endHeadColor; private final StringBounder stringBounder; private final Bibliotekon bibliotekon; private DotPath dotPath; private Positionable startTailLabelXY; private Positionable endHeadLabelXY; private Positionable labelXY; private UDrawable extremity2; private UDrawable extremity1; private double dx; private double dy; private boolean opale; private Cluster projectionCluster; private final Pragma pragma; private final HtmlColor backgroundColor; private final boolean useRankSame; private final UStroke defaultThickness; private HtmlColor arrowLollipopColor; @Override public String toString() { return super.toString() + " color=" + lineColor; } class DirectionalTextBlock extends AbstractTextBlock implements TextBlock { private final TextBlock right; private final TextBlock left; private final TextBlock up; private final TextBlock down; DirectionalTextBlock(TextBlock right, TextBlock left, TextBlock up, TextBlock down) { this.right = right; this.left = left; this.up = up; this.down = down; } public void drawU(UGraphic ug) { Direction dir = getDirection(); if (getLinkArrow() == LinkArrow.BACKWARD) { dir = dir.getInv(); } switch (dir) { case RIGHT: right.drawU(ug); break; case LEFT: left.drawU(ug); break; case UP: up.drawU(ug); break; case DOWN: down.drawU(ug); break; default: throw new UnsupportedOperationException(); } } public Dimension2D calculateDimension(StringBounder stringBounder) { return right.calculateDimension(stringBounder); } private Direction getDirection() { if (isAutolink()) { final double startAngle = dotPath.getStartAngle(); return Direction.LEFT; } final Point2D start = dotPath.getStartPoint(); final Point2D end = dotPath.getEndPoint(); final double ang = Math.atan2(end.getX() - start.getX(), end.getY() - start.getY()); if (ang > -Math.PI / 4 && ang < Math.PI / 4) { return Direction.DOWN; } if (ang > Math.PI * 3 / 4 || ang < -Math.PI * 3 / 4) { return Direction.UP; } return end.getX() > start.getX() ? Direction.RIGHT : Direction.LEFT; } } private Cluster getCluster2(Bibliotekon bibliotekon, IEntity entityMutable) { for (Cluster cl : bibliotekon.allCluster()) { if (entityMutable == cl.getGroup()) { return cl; } } throw new IllegalArgumentException(); } public Line(Link link, ColorSequence colorSequence, ISkinParam skinParam, StringBounder stringBounder, FontConfiguration labelFont, Bibliotekon bibliotekon, Pragma pragma) { if (link == null) { throw new IllegalArgumentException(); } this.useRankSame = skinParam.useRankSame(); this.startUid = link.getEntityPort1(bibliotekon); this.endUid = link.getEntityPort2(bibliotekon); Cluster ltail = null; if (startUid.startsWith(Cluster.CENTER_ID)) { ltail = getCluster2(bibliotekon, link.getEntity1()); } Cluster lhead = null; if (endUid.startsWith(Cluster.CENTER_ID)) { lhead = getCluster2(bibliotekon, link.getEntity2()); } if (link.getColors() != null) { skinParam = link.getColors().mute(skinParam); labelFont = labelFont.mute(link.getColors()); } this.backgroundColor = skinParam.getBackgroundColor(); this.defaultThickness = skinParam.getThickness(LineParam.arrow, null); this.arrowLollipopColor = skinParam.getHtmlColor(ColorParam.arrowLollipop, null, false); if (arrowLollipopColor == null) { this.arrowLollipopColor = HtmlColorUtils.WHITE; } this.pragma = pragma; this.bibliotekon = bibliotekon; this.stringBounder = stringBounder; this.link = link; this.ltail = ltail; this.lhead = lhead; this.lineColor = colorSequence.getValue(); this.noteLabelColor = colorSequence.getValue(); this.startTailColor = colorSequence.getValue(); this.endHeadColor = colorSequence.getValue(); final TextBlock labelOnly; if (Display.isNull(link.getLabel())) { if (getLinkArrow() == LinkArrow.NONE) { labelOnly = null; } else { final TextBlockArrow right = new TextBlockArrow(Direction.RIGHT, labelFont); final TextBlockArrow left = new TextBlockArrow(Direction.LEFT, labelFont); final TextBlockArrow up = new TextBlockArrow(Direction.UP, labelFont); final TextBlockArrow down = new TextBlockArrow(Direction.DOWN, labelFont); labelOnly = new DirectionalTextBlock(right, left, up, down); } } else { final TextBlock label = getLineLabel(link, skinParam, labelFont); if (getLinkArrow() == LinkArrow.NONE) { labelOnly = label; } else { TextBlock right = new TextBlockArrow(Direction.RIGHT, labelFont); right = TextBlockUtils.mergeLR(label, right, VerticalAlignment.CENTER); TextBlock left = new TextBlockArrow(Direction.LEFT, labelFont); left = TextBlockUtils.mergeLR(left, label, VerticalAlignment.CENTER); TextBlock up = new TextBlockArrow(Direction.UP, labelFont); up = TextBlockUtils.mergeTB(up, label, HorizontalAlignment.CENTER); TextBlock down = new TextBlockArrow(Direction.DOWN, labelFont); down = TextBlockUtils.mergeTB(label, down, HorizontalAlignment.CENTER); labelOnly = new DirectionalTextBlock(right, left, up, down); } } final TextBlock noteOnly; if (link.getNote() == null) { noteOnly = null; } else { noteOnly = new EntityImageNoteLink(link.getNote(), link.getNoteColors(), skinParam); if (link.getNoteLinkStrategy() == NoteLinkStrategy.HALF_NOT_PRINTED || link.getNoteLinkStrategy() == NoteLinkStrategy.HALF_PRINTED_FULL) { divideLabelWidthByTwo = true; } } if (labelOnly != null && noteOnly != null) { if (link.getNotePosition() == Position.LEFT) { labelText = TextBlockUtils.mergeLR(noteOnly, labelOnly, VerticalAlignment.CENTER); } else if (link.getNotePosition() == Position.RIGHT) { labelText = TextBlockUtils.mergeLR(labelOnly, noteOnly, VerticalAlignment.CENTER); } else if (link.getNotePosition() == Position.TOP) { labelText = TextBlockUtils.mergeTB(noteOnly, labelOnly, HorizontalAlignment.CENTER); } else { labelText = TextBlockUtils.mergeTB(labelOnly, noteOnly, HorizontalAlignment.CENTER); } } else if (labelOnly != null) { labelText = labelOnly; } else if (noteOnly != null) { labelText = noteOnly; } else { labelText = null; } if (link.getQualifier1() == null) { startTailText = null; } else { startTailText = Display.getWithNewlines(link.getQualifier1()).create(labelFont, HorizontalAlignment.CENTER, skinParam); } if (link.getQualifier2() == null) { endHeadText = null; } else { endHeadText = Display.getWithNewlines(link.getQualifier2()).create(labelFont, HorizontalAlignment.CENTER, skinParam); } } private TextBlock getLineLabel(Link link, ISkinParam skinParam, FontConfiguration labelFont) { final double marginLabel = startUid.equalsId(endUid) ? 6 : 1; TextBlock label = link.getLabel().create(labelFont, skinParam.getDefaultTextAlignment(HorizontalAlignment.CENTER), skinParam, skinParam.maxMessageSize()); final VisibilityModifier visibilityModifier = link.getVisibilityModifier(); if (visibilityModifier != null) { final Rose rose = new Rose(); // final HtmlColor back = visibilityModifier.getBackground() == null ? null : rose.getHtmlColor(skinParam, // visibilityModifier.getBackground()); final HtmlColor fore = rose.getHtmlColor(skinParam, visibilityModifier.getForeground()); TextBlock visibility = visibilityModifier.getUBlock(skinParam.classAttributeIconSize(), fore, null, false); visibility = TextBlockUtils.withMargin(visibility, 0, 1, 2, 0); label = TextBlockUtils.mergeLR(visibility, label, VerticalAlignment.CENTER); } label = TextBlockUtils.withMargin(label, marginLabel, marginLabel); return label; } public boolean hasNoteLabelText() { return labelText != null; } private LinkArrow getLinkArrow() { return link.getLinkArrow(); } public void appendLine(GraphvizVersion graphvizVersion, StringBuilder sb, DotMode dotMode) { // Log.println("inverted=" + isInverted()); // if (isInverted()) { // sb.append(endUid); // sb.append("->"); // sb.append(startUid); // } else { sb.append(startUid.getFullString()); sb.append("->"); sb.append(endUid.getFullString()); // } sb.append("["); final LinkType linkType = link.getTypePatchCluster(); String decoration = linkType.getSpecificDecorationSvek(); if (decoration.length() > 0 && decoration.endsWith(",") == false) { decoration += ","; } sb.append(decoration); int length = link.getLength(); if (graphvizVersion.ignoreHorizontalLinks() && length == 1) { length = 2; } if (useRankSame) { if (pragma.horizontalLineBetweenDifferentPackageAllowed() || link.isInvis() || length != 1) { // if (graphvizVersion.isJs() == false) { sb.append("minlen=" + (length - 1)); sb.append(","); // } } } else { sb.append("minlen=" + (length - 1)); sb.append(","); } sb.append("color=\"" + StringUtils.getAsHtml(lineColor) + "\""); if (labelText != null) { sb.append(","); if (graphvizVersion.useXLabelInsteadOfLabel() || dotMode == DotMode.NO_LEFT_RIGHT_AND_XLABEL) { sb.append("xlabel=<"); } else { sb.append("label=<"); } appendTable(sb, eventuallyDivideByTwo(labelText.calculateDimension(stringBounder)), noteLabelColor, graphvizVersion); sb.append(">"); // sb.append(",labelfloat=true"); } if (startTailText != null) { sb.append(","); sb.append("taillabel=<"); appendTable(sb, startTailText.calculateDimension(stringBounder), startTailColor, graphvizVersion); sb.append(">"); // sb.append(",labelangle=0"); } if (endHeadText != null) { sb.append(","); sb.append("headlabel=<"); appendTable(sb, endHeadText.calculateDimension(stringBounder), endHeadColor, graphvizVersion); sb.append(">"); // sb.append(",labelangle=0"); } if (link.isInvis()) { sb.append(","); sb.append("style=invis"); } if (link.isConstraint() == false || link.hasTwoEntryPointsSameContainer()) { sb.append(",constraint=false"); } if (link.getSametail() != null) { sb.append(",sametail=" + link.getSametail()); } sb.append("];"); SvekUtils.println(sb); } private Dimension2D eventuallyDivideByTwo(Dimension2D dim) { if (divideLabelWidthByTwo) { return new Dimension2DDouble(dim.getWidth() / 2, dim.getHeight()); } return dim; } public String rankSame() { // if (graphvizVersion == GraphvizVersion.V2_34_0) { // return null; // } if (pragma.horizontalLineBetweenDifferentPackageAllowed() == false && link.getLength() == 1 /* && graphvizVersion.isJs() == false */) { return "{rank=same; " + getStartUidPrefix() + "; " + getEndUidPrefix() + "}"; } return null; } public static void appendTable(StringBuilder sb, Dimension2D dim, int col, GraphvizVersion graphvizVersion) { final int w = (int) dim.getWidth(); final int h = (int) dim.getHeight(); appendTable(sb, w, h, col); } public static void appendTable(StringBuilder sb, int w, int h, int col) { sb.append(""); sb.append(""); sb.append(""); sb.append(""); sb.append(""); sb.append("
"); } public final String getStartUidPrefix() { return startUid.getPrefix(); } public final String getEndUidPrefix() { return endUid.getPrefix(); } private UDrawable getExtremity(LinkDecor decor, PointListIterator pointListIterator, final Point2D center, double angle, Cluster cluster, Shape shapeContact) { final ExtremityFactory extremityFactory = decor.getExtremityFactory(backgroundColor); if (cluster != null) { if (extremityFactory != null) { // System.err.println("angle=" + angle * 180 / Math.PI); return extremityFactory.createUDrawable(center, angle, null); } if (decor == LinkDecor.EXTENDS) { return new ExtremityFactoryExtends(backgroundColor).createUDrawable(center, angle, null); } return null; } if (extremityFactory != null) { final List points = pointListIterator.next(); if (points.size() == 0) { return extremityFactory.createUDrawable(center, angle, null); } final Point2D p0 = points.get(0); final Point2D p1 = points.get(1); final Point2D p2 = points.get(2); Side side = null; if (shapeContact != null) { side = shapeContact.getClusterPosition().getClosestSide(p1); } return extremityFactory.createUDrawable(p0, p1, p2, side); } else if (decor == LinkDecor.NONE) { final UPolygon sh = new UPolygon(pointListIterator.cloneMe().next()); final Point2D contact = sh.checkMiddleContactForSpecificTriangle(center); if (contact != null) { return new UDrawable() { public void drawU(UGraphic ug) { ULine line = new ULine(contact.getX() - center.getX(), contact.getY() - center.getY()); ug = ug.apply(new UTranslate(center)); ug.draw(line); } }; } } else if (decor != LinkDecor.NONE) { final UShape sh = new UPolygon(pointListIterator.next()); return new UDrawable() { public void drawU(UGraphic ug) { ug.draw(sh); } }; } return null; } public void solveLine(SvgResult fullSvg, MinFinder corner1) { if (this.link.isInvis()) { return; } int idx = fullSvg.getIndexFromColor(this.lineColor); if (idx == -1) { return; // throw new IllegalStateException(); } idx = fullSvg.indexOf("d=\"", idx); if (idx == -1) { throw new IllegalStateException(); } final int end = fullSvg.indexOf("\"", idx + 3); final SvgResult path = fullSvg.substring(idx + 3, end); if (DotPath.isPathConsistent(path.getSvg()) == false) { return; } dotPath = new DotPath(path); if (projectionCluster != null) { // System.err.println("Line::solveLine1 projectionCluster=" + projectionCluster.getClusterPosition()); projectionCluster.manageEntryExitPoint(stringBounder); // System.err.println("Line::solveLine2 projectionCluster=" + projectionCluster.getClusterPosition()); // if (lhead != null) // System.err.println("Line::solveLine ltail=" + lhead.getClusterPosition()); // if (ltail != null) // System.err.println("Line::solveLine ltail=" + ltail.getClusterPosition()); } dotPath = dotPath.simulateCompound(lhead, ltail); final SvgResult lineSvg = fullSvg.substring(end); PointListIterator pointListIterator = lineSvg.getPointsWithThisColor(lineColor); final LinkType linkType = link.getType(); this.extremity1 = getExtremity(linkType.getDecor2(), pointListIterator, dotPath.getStartPoint(), dotPath.getStartAngle() + Math.PI, ltail, bibliotekon.getShape(link.getEntity1())); this.extremity2 = getExtremity(linkType.getDecor1(), pointListIterator, dotPath.getEndPoint(), dotPath.getEndAngle(), lhead, bibliotekon.getShape(link.getEntity2())); if (extremity1 instanceof Extremity && extremity2 instanceof Extremity) { final Point2D p1 = ((Extremity) extremity1).somePoint(); final Point2D p2 = ((Extremity) extremity2).somePoint(); if (p1 != null && p2 != null) { // http://plantuml.sourceforge.net/qa/?qa=4240/some-relations-point-wrong-direction-when-the-linetype-ortho final double dist1start = p1.distance(dotPath.getStartPoint()); final double dist1end = p1.distance(dotPath.getEndPoint()); final double dist2start = p2.distance(dotPath.getStartPoint()); final double dist2end = p2.distance(dotPath.getEndPoint()); if (dist1start > dist1end && dist2end > dist2start) { pointListIterator = lineSvg.getPointsWithThisColor(lineColor); this.extremity2 = getExtremity(linkType.getDecor1(), pointListIterator, dotPath.getEndPoint(), dotPath.getEndAngle(), lhead, bibliotekon.getShape(link.getEntity2())); this.extremity1 = getExtremity(linkType.getDecor2(), pointListIterator, dotPath.getStartPoint(), dotPath.getStartAngle() + Math.PI, ltail, bibliotekon.getShape(link.getEntity1())); } } } if (this.labelText != null) { final Point2D pos = getXY(fullSvg, this.noteLabelColor); if (pos != null) { corner1.manage(pos); this.labelXY = TextBlockUtils.asPositionable(labelText, stringBounder, pos); } } if (this.startTailText != null) { final Point2D pos = getXY(fullSvg, this.startTailColor); if (pos != null) { corner1.manage(pos); this.startTailLabelXY = TextBlockUtils.asPositionable(startTailText, stringBounder, pos); } } if (this.endHeadText != null) { final Point2D pos = getXY(fullSvg, this.endHeadColor); if (pos != null) { corner1.manage(pos); this.endHeadLabelXY = TextBlockUtils.asPositionable(endHeadText, stringBounder, pos); corner1.manage(pos.getX() - 15, pos.getY()); } } if (isOpalisable() == false) { setOpale(false); } } private boolean isOpalisable() { return dotPath.getBeziers().size() <= 1; } private Point2D.Double getXY(SvgResult svgResult, int color) { final int idx = svgResult.getIndexFromColor(color); if (idx == -1) { return null; } return SvekUtils.getMinXY(svgResult.substring(idx).extractList(SvgResult.POINTS_EQUALS)); } public void drawU(UGraphic ug, HtmlColor color) { if (opale) { return; } ug.draw(new UComment("link " + link.getEntity1().getCode().getFullName() + " to " + link.getEntity2().getCode().getFullName())); double x = 0; double y = 0; final Url url = link.getUrl(); if (url != null) { ug.startUrl(url); } if (link.isAutoLinkOfAGroup()) { final Cluster cl = bibliotekon.getCluster((IGroup) link.getEntity1()); if (cl != null) { x += cl.getWidth(); x -= dotPath.getStartPoint().getX() - cl.getMinX(); } } x += dx; y += dy; if (link.isInvis()) { return; } if (this.link.getColors() != null) { final HtmlColor newColor = this.link.getColors().getColor(ColorType.ARROW, ColorType.LINE); if (newColor != null) { color = newColor; } } else if (this.link.getSpecificColor() != null) { color = this.link.getSpecificColor(); } ug = ug.apply(new UChangeBackColor(null)).apply(new UChangeColor(color)); final LinkType linkType = link.getType(); UStroke stroke = linkType.getStroke3(defaultThickness); if (link.getColors() != null && link.getColors().getSpecificLineStroke() != null) { stroke = link.getColors().getSpecificLineStroke(); } ug = ug.apply(stroke); double moveEndY = 0; if (dotPath == null) { Log.info("DotPath is null for " + this); return; } DotPath todraw = dotPath; if (link.getEntity2().isGroup() && link.getEntity2().getUSymbol() instanceof USymbolFolder) { final Cluster endCluster = bibliotekon.getCluster((IGroup) link.getEntity2()); if (endCluster != null) { final double deltaFolderH = endCluster .checkFolderPosition(dotPath.getEndPoint(), ug.getStringBounder()); todraw = new DotPath(dotPath); todraw.moveEndPoint(0, deltaFolderH); moveEndY = deltaFolderH; } } todraw.setComment(link.getEntity1().getCode().getFullName() + "-" + link.getEntity2().getCode().getFullName()); ug.apply(new UTranslate(x, y)).draw(todraw); ug = ug.apply(new UStroke()).apply(new UChangeColor(color)); if (this.extremity2 != null) { UGraphic ug2 = ug; if (linkType.getDecor1().isFill()) { ug2 = ug2.apply(new UChangeBackColor(color)); } else { ug2 = ug2.apply(new UChangeBackColor(null)); } // System.err.println("Line::draw EXTREMITY1"); this.extremity2.drawU(ug2.apply(new UTranslate(x, y))); } if (this.extremity1 != null) { UGraphic ug2 = ug; if (linkType.getDecor2().isFill()) { ug2 = ug2.apply(new UChangeBackColor(color)); } else { ug2 = ug2.apply(new UChangeBackColor(null)); } // System.err.println("Line::draw EXTREMITY2"); this.extremity1.drawU(ug2.apply(new UTranslate(x, y))); } if (this.labelText != null && this.labelXY != null && link.getNoteLinkStrategy() != NoteLinkStrategy.HALF_NOT_PRINTED) { this.labelText.drawU(ug.apply(new UTranslate(x + this.labelXY.getPosition().getX(), y + this.labelXY.getPosition().getY()))); } if (this.startTailText != null && this.startTailLabelXY != null && this.startTailLabelXY.getPosition() != null) { this.startTailText.drawU(ug.apply(new UTranslate(x + this.startTailLabelXY.getPosition().getX(), y + this.startTailLabelXY.getPosition().getY()))); } if (this.endHeadText != null && this.endHeadLabelXY != null && this.endHeadLabelXY.getPosition() != null) { this.endHeadText.drawU(ug.apply(new UTranslate(x + this.endHeadLabelXY.getPosition().getX(), y + this.endHeadLabelXY.getPosition().getY()))); } if (linkType.getMiddleDecor() != LinkMiddleDecor.NONE) { final PointAndAngle middle = dotPath.getMiddle(); final double angleRad = middle.getAngle(); final double angleDeg = -angleRad * 180.0 / Math.PI; final UDrawable mi = linkType.getMiddleDecor().getMiddleFactory(arrowLollipopColor) .createUDrawable(angleDeg - 45); mi.drawU(ug.apply(new UTranslate(x + middle.getX(), y + middle.getY()))); } if (url != null) { ug.closeAction(); } } public boolean isInverted() { return link.isInverted(); } private double getDecorDzeta() { final LinkType linkType = link.getType(); final int size1 = linkType.getDecor1().getMargin(); final int size2 = linkType.getDecor2().getMargin(); return size1 + size2; } public double getHorizontalDzeta(StringBounder stringBounder) { if (startUid.equalsId(endUid)) { return getDecorDzeta(); } final ArithmeticStrategy strategy; if (isHorizontal()) { strategy = new ArithmeticStrategySum(); } else { return 0; } if (labelText != null) { strategy.eat(labelText.calculateDimension(stringBounder).getWidth()); } if (startTailText != null) { strategy.eat(startTailText.calculateDimension(stringBounder).getWidth()); } if (endHeadText != null) { strategy.eat(endHeadText.calculateDimension(stringBounder).getWidth()); } return strategy.getResult() + getDecorDzeta(); } private boolean isHorizontal() { return link.getLength() == 1; } public double getVerticalDzeta(StringBounder stringBounder) { if (startUid.equalsId(endUid)) { return getDecorDzeta(); } if (isHorizontal()) { return 0; } final ArithmeticStrategy strategy = new ArithmeticStrategySum(); if (labelText != null) { strategy.eat(labelText.calculateDimension(stringBounder).getHeight()); } if (startTailText != null) { strategy.eat(startTailText.calculateDimension(stringBounder).getHeight()); } if (endHeadText != null) { strategy.eat(endHeadText.calculateDimension(stringBounder).getHeight()); } return strategy.getResult() + getDecorDzeta(); } public void manageCollision(Collection allShapes) { for (Shape sh : allShapes) { final Positionable cl = PositionableUtils.addMargin(sh, 8, 8); if (startTailText != null && startTailLabelXY != null && PositionableUtils.intersect(cl, startTailLabelXY)) { startTailLabelXY = PositionableUtils.moveAwayFrom(cl, startTailLabelXY); } if (endHeadText != null && endHeadLabelXY != null && PositionableUtils.intersect(cl, endHeadLabelXY)) { endHeadLabelXY = PositionableUtils.moveAwayFrom(cl, endHeadLabelXY); } } // final Positionable start = getStartTailPositionnable(); // if (start != null) { // for (Shape sh : allShapes) { // if (cut(start, sh)) { // avoid(startTailLabelXY, start, sh); // } // } // } // // final Positionable end = getEndHeadPositionnable(); // if (end != null) { // for (Shape sh : allShapes) { // if (cut(end, sh)) { // avoid(endHeadLabelXY, end, sh); // } // } // } } private void avoid(Point2D.Double move, Positionable pos, Shape sh) { final Oscillator oscillator = new Oscillator(); final Point2D.Double orig = new Point2D.Double(move.x, move.y); while (cut(pos, sh)) { final Point2D.Double m = oscillator.nextPosition(); move.setLocation(orig.x + m.x, orig.y + m.y); } } private boolean cut(Positionable pos, Shape sh) { return BezierUtils.intersect(pos, sh) || tooClose(pos); } private boolean tooClose(Positionable pos) { final double dist = dotPath.getMinDist(BezierUtils.getCenter(pos)); final Dimension2D dim = pos.getSize(); // Log.println("dist=" + dist); return dist < (dim.getWidth() / 2 + 2) || dist < (dim.getHeight() / 2 + 2); } public void moveSvek(double deltaX, double deltaY) { this.dx += deltaX; this.dy += deltaY; } public final DotPath getDotPath() { final DotPath result = new DotPath(dotPath); result.moveSvek(dx, dy); return result; } public int getLength() { return link.getLength(); } public void setOpale(boolean opale) { this.link.setOpale(opale); this.opale = opale; } public boolean isOpale() { return opale; } public boolean isHorizontalSolitary() { return link.isHorizontalSolitary(); } public boolean isLinkFromOrTo(IEntity group) { return link.getEntity1() == group || link.getEntity2() == group; } public boolean hasEntryPoint() { return link.hasEntryPoint(); } public void setProjectionCluster(Cluster cluster) { this.projectionCluster = cluster; } public boolean isHidden() { return link.isHidden(); } public boolean sameConnections(Line other) { return link.sameConnections(other.link); } private boolean isAutolink() { return link.getEntity1() == link.getEntity2(); } public Point2D getMyPoint(IEntity entity) { if (link.getEntity1() == entity) { return moveDelta(dotPath.getStartPoint()); } if (link.getEntity2() == entity) { return moveDelta(dotPath.getEndPoint()); } throw new IllegalArgumentException(); } private Point2D moveDelta(Point2D pt) { return new Point2D.Double(pt.getX() + dx, pt.getY() + dy); } public boolean isLink(Link link) { return this.link == link; } public Point2D getStartContactPoint() { final Point2D start = dotPath.getStartPoint(); if (start == null) { return null; } return new Point2D.Double(dx + start.getX(), dy + start.getY()); } public Point2D getEndContactPoint() { final Point2D end = dotPath.getEndPoint(); if (end == null) { return null; } return new Point2D.Double(dx + end.getX(), dy + end.getY()); } public IEntity getOther(IEntity entity) { if (link.contains(entity)) { return link.getOther(entity); } return null; } }