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plantuml/src/net/sourceforge/plantuml/project/GanttConstraint.java
2021-04-13 19:05:18 +02:00

132 lines
4.2 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.project;
import net.sourceforge.plantuml.cucadiagram.LinkDecor;
import net.sourceforge.plantuml.cucadiagram.LinkType;
import net.sourceforge.plantuml.cucadiagram.WithLinkType;
import net.sourceforge.plantuml.graphic.UDrawable;
import net.sourceforge.plantuml.project.core.Task;
import net.sourceforge.plantuml.project.core.TaskAttribute;
import net.sourceforge.plantuml.project.core.TaskInstant;
import net.sourceforge.plantuml.project.time.Day;
import net.sourceforge.plantuml.project.timescale.TimeScale;
import net.sourceforge.plantuml.style.PName;
import net.sourceforge.plantuml.style.SName;
import net.sourceforge.plantuml.style.Style;
import net.sourceforge.plantuml.style.StyleBuilder;
import net.sourceforge.plantuml.style.StyleSignature;
import net.sourceforge.plantuml.ugraphic.color.HColor;
import net.sourceforge.plantuml.ugraphic.color.HColorSet;
public class GanttConstraint extends WithLinkType {
private final TaskInstant source;
private final TaskInstant dest;
private final StyleBuilder styleBuilder;
private final HColorSet colorSet;
public GanttConstraint(HColorSet colorSet, StyleBuilder styleBuilder, TaskInstant source, TaskInstant dest,
HColor forcedColor) {
this.styleBuilder = styleBuilder;
this.colorSet = colorSet;
this.source = source;
this.dest = dest;
this.type = new LinkType(LinkDecor.NONE, LinkDecor.NONE);
this.setSpecificColor(forcedColor);
}
public GanttConstraint(HColorSet colorSet, StyleBuilder styleBuilder, TaskInstant source, TaskInstant dest) {
this(colorSet, styleBuilder, source, dest, null);
}
public boolean isOn(Task task) {
return source.getMoment() == task || dest.getMoment() == task;
}
public boolean isThereRightArrow(Task task) {
if (dest.getMoment() == task && dest.getAttribute() == TaskAttribute.END) {
return true;
}
if (source.getMoment() == task && dest.getAttribute() == TaskAttribute.END
&& source.getAttribute() == TaskAttribute.END) {
return true;
}
return false;
}
@Override
public String toString() {
return source.toString() + " --> " + dest.toString();
}
final public StyleSignature getStyleSignature() {
return StyleSignature.of(SName.root, SName.element, SName.ganttDiagram, SName.arrow);
}
public UDrawable getUDrawable(TimeScale timeScale, ToTaskDraw toTaskDraw) {
Style style = styleBuilder.getMergedStyle(getStyleSignature()).eventuallyOverride(PName.LineColor,
getSpecificColor());
style = style.eventuallyOverride(getType().getStroke3(style.getStroke()));
return new GanttArrow(colorSet, style, timeScale, source, dest, toTaskDraw, styleBuilder);
}
public boolean isHidden(Day min, Day max) {
if (isHidden(source.getInstantPrecise(), min, max)) {
return true;
}
if (isHidden(dest.getInstantPrecise(), min, max)) {
return true;
}
return false;
}
private boolean isHidden(Day now, Day min, Day max) {
if (now.compareTo(min) < 0) {
return true;
}
if (now.compareTo(max) > 0) {
return true;
}
return false;
}
@Override
public void goNorank() {
}
}