mirror of https://github.com/octoleo/plantuml.git
285 lines
10 KiB
Java
285 lines
10 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 2009-2020, 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.mindmap;
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import java.awt.geom.Dimension2D;
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import java.awt.geom.Rectangle2D;
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import java.io.IOException;
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import java.io.OutputStream;
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import net.sourceforge.plantuml.AnnotatedWorker;
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import net.sourceforge.plantuml.Dimension2DDouble;
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import net.sourceforge.plantuml.Direction;
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import net.sourceforge.plantuml.FileFormatOption;
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import net.sourceforge.plantuml.ISkinParam;
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import net.sourceforge.plantuml.Scale;
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import net.sourceforge.plantuml.SkinParam;
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import net.sourceforge.plantuml.UmlDiagram;
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import net.sourceforge.plantuml.UmlDiagramType;
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import net.sourceforge.plantuml.command.CommandExecutionResult;
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import net.sourceforge.plantuml.core.DiagramDescription;
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import net.sourceforge.plantuml.core.ImageData;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.graphic.InnerStrategy;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.graphic.TextBlock;
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import net.sourceforge.plantuml.style.ClockwiseTopRightBottomLeft;
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import net.sourceforge.plantuml.style.NoStyleAvailableException;
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import net.sourceforge.plantuml.style.PName;
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import net.sourceforge.plantuml.style.SName;
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import net.sourceforge.plantuml.style.Style;
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import net.sourceforge.plantuml.style.StyleBuilder;
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import net.sourceforge.plantuml.style.StyleSignature;
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import net.sourceforge.plantuml.svek.TextBlockBackcolored;
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import net.sourceforge.plantuml.ugraphic.ImageBuilder;
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import net.sourceforge.plantuml.ugraphic.ImageParameter;
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import net.sourceforge.plantuml.ugraphic.MinMax;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.ugraphic.color.HColorUtils;
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public class MindMapDiagram extends UmlDiagram {
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private Branch left = new Branch();
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private Branch right = new Branch();
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private Direction defaultDirection = Direction.RIGHT;
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public final void setDefaultDirection(Direction defaultDirection) {
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this.defaultDirection = defaultDirection;
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}
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public DiagramDescription getDescription() {
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return new DiagramDescription("MindMap");
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}
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public MindMapDiagram() {
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super(UmlDiagramType.MINDMAP);
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}
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@Override
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protected ImageData exportDiagramInternal(OutputStream os, int index, FileFormatOption fileFormatOption)
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throws IOException {
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final Scale scale = getScale();
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final double dpiFactor = scale == null ? getScaleCoef(fileFormatOption) : scale.getScale(100, 100);
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final ISkinParam skinParam = getSkinParam();
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final int margin1 = SkinParam.zeroMargin(10);
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final int margin2 = SkinParam.zeroMargin(10);
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final Style style = StyleSignature.of(SName.root, SName.document, SName.mindmapDiagram)
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.getMergedStyle(skinParam.getCurrentStyleBuilder());
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HColor backgroundColor = style.value(PName.BackGroundColor).asColor(skinParam.getIHtmlColorSet());
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if (backgroundColor == null) {
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backgroundColor = HColorUtils.transparent();
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}
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final ClockwiseTopRightBottomLeft margins = ClockwiseTopRightBottomLeft.margin1margin2(margin1, margin2);
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final String metadata = fileFormatOption.isWithMetadata() ? getMetadata() : null;
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final ImageParameter imageParameter = new ImageParameter(skinParam.getColorMapper(), skinParam.handwritten(),
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null, dpiFactor, metadata, "", margins, backgroundColor);
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final ImageBuilder imageBuilder = ImageBuilder.build(imageParameter);
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TextBlock result = getTextBlock();
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result = new AnnotatedWorker(this, skinParam, fileFormatOption.getDefaultStringBounder(getSkinParam()))
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.addAdd(result);
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imageBuilder.setUDrawable(result);
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return imageBuilder.writeImageTOBEMOVED(fileFormatOption, seed(), os);
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}
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private TextBlockBackcolored getTextBlock() {
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return new TextBlockBackcolored() {
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public void drawU(UGraphic ug) {
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drawMe(ug);
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}
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public Rectangle2D getInnerPosition(String member, StringBounder stringBounder, InnerStrategy strategy) {
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return null;
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}
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public Dimension2D calculateDimension(StringBounder stringBounder) {
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computeFinger();
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final double y1 = right.finger == null ? 0 : right.finger.getFullThickness(stringBounder) / 2;
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final double y2 = left.finger == null ? 0 : left.finger.getFullThickness(stringBounder) / 2;
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final double y = Math.max(y1, y2);
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final double x = left.finger == null ? 0 : left.finger.getFullElongation(stringBounder);
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final double width = right.finger == null ? x : x + right.finger.getFullElongation(stringBounder);
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final double height = y
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+ Math.max(left.finger == null ? 0 : left.finger.getFullThickness(stringBounder) / 2,
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right.finger == null ? 0 : right.finger.getFullThickness(stringBounder) / 2);
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return new Dimension2DDouble(width, height);
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}
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public MinMax getMinMax(StringBounder stringBounder) {
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throw new UnsupportedOperationException();
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}
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public HColor getBackcolor() {
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return null;
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}
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};
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}
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private void drawMe(UGraphic ug) {
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if (left.root == null && right.root == null) {
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return;
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}
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computeFinger();
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final StringBounder stringBounder = ug.getStringBounder();
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final double y1 = right.finger == null ? 0 : right.finger.getFullThickness(stringBounder) / 2;
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final double y2 = left.finger == null ? 0 : left.finger.getFullThickness(stringBounder) / 2;
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final double y = Math.max(y1, y2);
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final double x = left.finger == null ? 0
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: left.finger.getFullElongation(stringBounder) + ((FingerImpl) left.finger).getX12();
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if (right.finger != null) {
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right.finger.drawU(ug.apply(new UTranslate(x, y)));
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}
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if (left.finger != null) {
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left.finger.drawU(ug.apply(new UTranslate(x, y)));
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}
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}
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private void computeFinger() {
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if (left.finger == null && right.finger == null) {
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if (left.root.hasChildren()) {
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left.finger = FingerImpl.build(left.root, getSkinParam(), Direction.LEFT);
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}
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if (left.finger == null || right.root.hasChildren()) {
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right.finger = FingerImpl.build(right.root, getSkinParam(), Direction.RIGHT);
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}
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if (left.finger != null && right.finger != null) {
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left.finger.doNotDrawFirstPhalanx();
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}
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}
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}
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public CommandExecutionResult addIdea(HColor backColor, int level, Display label, IdeaShape shape) {
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return addIdea(backColor, level, label, shape, defaultDirection);
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}
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public CommandExecutionResult addIdea(HColor backColor, int level, Display label, IdeaShape shape,
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Direction direction) {
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String stereotype = label.getEndingStereotype();
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if (stereotype != null) {
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label = label.removeEndingStereotype();
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}
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return addIdeaInternal(stereotype, backColor, level, label, shape, direction);
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}
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public CommandExecutionResult addIdea(String stereotype, HColor backColor, int level, Display label,
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IdeaShape shape) {
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return addIdeaInternal(stereotype, backColor, level, label, shape, defaultDirection);
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}
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private CommandExecutionResult addIdeaInternal(String stereotype, HColor backColor, int level, Display label,
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IdeaShape shape, Direction direction) {
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try {
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if (left.root == null && right.root == null) {
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level = 0;
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}
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if (level == 0) {
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if (this.right.root != null) {
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return CommandExecutionResult.error(
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"I don't know how to draw multi-root diagram. You should suggest an image so that the PlantUML team implements it :-)");
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}
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right.initRoot(getSkinParam().getCurrentStyleBuilder(), backColor, label, shape, stereotype);
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left.initRoot(getSkinParam().getCurrentStyleBuilder(), backColor, label, shape, stereotype);
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return CommandExecutionResult.ok();
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}
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if (direction == Direction.LEFT) {
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return left.add(getSkinParam().getCurrentStyleBuilder(), backColor, level, label, shape, stereotype);
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}
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return right.add(getSkinParam().getCurrentStyleBuilder(), backColor, level, label, shape, stereotype);
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} catch (NoStyleAvailableException e) {
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// e.printStackTrace();
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return CommandExecutionResult.error("General failure: no style available.");
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}
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}
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static class Branch {
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private Idea root;
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private Idea last;
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private Finger finger;
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private void initRoot(StyleBuilder styleBuilder, HColor backColor, Display label, IdeaShape shape,
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String stereotype) {
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root = new Idea(styleBuilder, backColor, label, shape, stereotype);
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last = root;
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}
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private Idea getParentOfLast(int nb) {
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Idea result = last;
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for (int i = 0; i < nb; i++) {
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result = result.getParent();
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}
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return result;
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}
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private CommandExecutionResult add(StyleBuilder styleBuilder, HColor backColor, int level, Display label,
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IdeaShape shape, String stereotype) {
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if (last == null) {
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return CommandExecutionResult.error("Check your indentation ?");
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}
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if (level == last.getLevel() + 1) {
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final Idea newIdea = last.createIdea(styleBuilder, backColor, level, label, shape, stereotype);
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last = newIdea;
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return CommandExecutionResult.ok();
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}
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if (level <= last.getLevel()) {
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final int diff = last.getLevel() - level + 1;
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final Idea newIdea = getParentOfLast(diff).createIdea(styleBuilder, backColor, level, label, shape,
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stereotype);
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last = newIdea;
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return CommandExecutionResult.ok();
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}
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return CommandExecutionResult.error("error42L");
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}
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}
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}
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