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plantuml/src/net/sourceforge/plantuml/mindmap/Branch.java
2023-02-22 19:43:48 +01:00

129 lines
3.8 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://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.mindmap;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.klimt.color.HColor;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.shape.UDrawable;
import net.sourceforge.plantuml.style.ISkinParam;
import net.sourceforge.plantuml.style.StyleBuilder;
class Branch implements UDrawable {
private Idea root;
private Idea last;
private Finger finger;
void initRoot(StyleBuilder styleBuilder, HColor backColor, Display label, IdeaShape shape, String stereotype) {
root = Idea.createIdeaSimple(styleBuilder, backColor, label, shape, stereotype);
last = root;
}
void initFinger(ISkinParam skinParam, boolean direction) {
finger = FingerImpl.build(root, skinParam, direction);
}
Idea getParentOfLast(int nb) {
Idea result = last;
for (int i = 0; i < nb; i++)
result = result.getParent();
return result;
}
CommandExecutionResult add(StyleBuilder styleBuilder, HColor backColor, int level, Display label, IdeaShape shape,
String stereotype) {
if (last == null)
return CommandExecutionResult.error("Check your indentation ?");
if (level == last.getLevel() + 1) {
final Idea newIdea = last.createIdea(styleBuilder, backColor, level, label, shape, stereotype);
last = newIdea;
return CommandExecutionResult.ok();
}
if (level <= last.getLevel()) {
final int diff = last.getLevel() - level + 1;
final Idea newIdea = getParentOfLast(diff).createIdea(styleBuilder, backColor, level, label, shape,
stereotype);
last = newIdea;
return CommandExecutionResult.ok();
}
return CommandExecutionResult.error("error42L");
}
public boolean hasFinger() {
return finger != null;
}
public void drawU(UGraphic ug) {
if (finger != null)
finger.drawU(ug);
}
public double getHalfThickness(StringBounder stringBounder) {
if (finger == null)
return 0;
return finger.getFullThickness(stringBounder) / 2;
}
public double getFullElongation(StringBounder stringBounder) {
if (finger == null)
return 0;
return finger.getFullElongation(stringBounder);
}
public boolean hasChildren() {
return root.hasChildren();
}
public boolean hasRoot() {
return root != null;
}
public void doNotDrawFirstPhalanx() {
finger.doNotDrawFirstPhalanx();
}
public double getX12(StringBounder stringBounder) {
if (finger == null)
return 0;
return finger.getFullElongation(stringBounder) + ((FingerImpl) finger).getX12();
}
}