2017-02-01 18:55:51 +00:00
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/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2017, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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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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package net.sourceforge.plantuml.timingdiagram;
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import java.awt.geom.Dimension2D;
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import java.awt.geom.Point2D;
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import java.util.ArrayList;
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import java.util.List;
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import net.sourceforge.plantuml.FontParam;
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import net.sourceforge.plantuml.ISkinParam;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.graphic.FontConfiguration;
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import net.sourceforge.plantuml.graphic.HorizontalAlignment;
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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.graphic.TextBlockUtils;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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public class Ribbon implements TimeDrawing {
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private final List<ChangeState> changes = new ArrayList<ChangeState>();
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private final List<TimeConstraint> constraints = new ArrayList<TimeConstraint>();
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private final double delta = 12;
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private final ISkinParam skinParam;
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private final TimingRuler ruler;
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private String initialState;
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public Ribbon(TimingRuler ruler, ISkinParam skinParam) {
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this.ruler = ruler;
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this.skinParam = skinParam;
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}
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public IntricatedPoint getTimeProjection(StringBounder stringBounder, TimeTick tick) {
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final double x = ruler.getPosInPixel(tick);
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final double y = delta * 0.5 + getHeightForConstraints();
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for (ChangeState change : changes) {
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if (change.getWhen().compareTo(tick) == 0) {
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return new IntricatedPoint(new Point2D.Double(x, y), new Point2D.Double(x, y));
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}
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}
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return new IntricatedPoint(new Point2D.Double(x, y - delta), new Point2D.Double(x, y + delta));
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}
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public void addChange(ChangeState change) {
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this.changes.add(change);
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}
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private double getPosInPixel(ChangeState change) {
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return ruler.getPosInPixel(change.getWhen());
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}
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private FontConfiguration getFontConfiguration() {
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return new FontConfiguration(skinParam, FontParam.ACTIVITY, null);
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}
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private TextBlock getTextBlock(String value) {
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final Display display = Display.getWithNewlines(value);
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return display.create(getFontConfiguration(), HorizontalAlignment.LEFT, skinParam);
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}
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public void drawU(UGraphic ug) {
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UGraphic ugDown = ug.apply(new UTranslate(0, getHeightForConstraints()));
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final TextBlock inital;
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final StringBounder stringBounder = ugDown.getStringBounder();
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if (initialState == null) {
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inital = null;
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} else {
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inital = getTextBlock(initialState);
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drawPentaA(ugDown.apply(new UTranslate(-getInitialWidth(stringBounder), -delta / 2)),
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getInitialWidth(stringBounder), changes.get(0));
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}
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for (int i = 0; i < changes.size() - 1; i++) {
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final double a = getPosInPixel(changes.get(i));
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final double b = getPosInPixel(changes.get(i + 1));
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assert b > a;
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drawHexa(ugDown.apply(new UTranslate(a, -delta / 2)), b - a, changes.get(i));
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}
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final double a = getPosInPixel(changes.get(changes.size() - 1));
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drawPentaB(ugDown.apply(new UTranslate(a, -delta / 2)), ruler.getWidth() - a, changes.get(changes.size() - 1));
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ugDown = ugDown.apply(new UTranslate(0, delta / 2));
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if (inital != null) {
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final Dimension2D dimInital = inital.calculateDimension(stringBounder);
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inital.drawU(ugDown.apply(new UTranslate(-getDelta() - dimInital.getWidth(), -dimInital.getHeight() / 2)));
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}
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for (int i = 0; i < changes.size(); i++) {
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final ChangeState change = changes.get(i);
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final double x = ruler.getPosInPixel(change.getWhen());
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if (change.isHidden() == false) {
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final TextBlock state = getTextBlock(change.getState());
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final Dimension2D dim = state.calculateDimension(stringBounder);
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final double xtext;
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if (i == changes.size() - 1) {
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xtext = x + getDelta();
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} else {
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final double x2 = ruler.getPosInPixel(changes.get(i + 1).getWhen());
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xtext = (x + x2) / 2 - dim.getWidth() / 2;
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}
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state.drawU(ugDown.apply(new UTranslate(xtext, -dim.getHeight() / 2)));
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}
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final String commentString = change.getComment();
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if (commentString != null) {
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final TextBlock comment = getTextBlock(commentString);
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final Dimension2D dimComment = comment.calculateDimension(stringBounder);
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comment.drawU(ugDown.apply(new UTranslate(x + getDelta(), -delta - dimComment.getHeight())));
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}
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}
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for (TimeConstraint constraint : constraints) {
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constraint.drawU(ug.apply(new UTranslate(0, 15)), ruler, skinParam);
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}
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}
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private double getInitialWidth(final StringBounder stringBounder) {
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return getTextBlock(initialState).calculateDimension(stringBounder).getWidth() + 2 * delta;
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}
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private void drawHexa(UGraphic ug, double len, ChangeState change) {
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final HexaShape shape = HexaShape.create(len, 2 * delta, change.getContext());
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shape.drawU(ug);
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}
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private void drawPentaB(UGraphic ug, double len, ChangeState change) {
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final PentaBShape shape = PentaBShape.create(len, 2 * delta, change.getContext());
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shape.drawU(ug);
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}
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private void drawPentaA(UGraphic ug, double len, ChangeState change) {
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final PentaAShape shape = PentaAShape.create(len, 2 * delta, change.getContext());
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shape.drawU(ug);
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}
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private double getHeightForConstraints() {
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if (constraints.size() == 0) {
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return 0;
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}
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return 30;
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}
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public double getHeight() {
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return 3 * delta + getHeightForConstraints();
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}
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public double getDelta() {
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return delta;
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}
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public TextBlock getWidthHeader(StringBounder stringBounder) {
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if (initialState != null) {
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return TextBlockUtils.empty(getInitialWidth(stringBounder), 2 * delta);
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}
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return TextBlockUtils.empty(0, 0);
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}
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public void setInitialState(String initialState) {
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this.initialState = initialState;
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}
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public void addConstraint(TimeConstraint constraint) {
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this.constraints.add(constraint);
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}
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2017-02-01 18:55:51 +00:00
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}
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