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plantuml/src/net/sourceforge/plantuml/salt/element/ElementRadioCheckbox.java
2022-08-19 18:34:21 +02:00

122 lines
4.2 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, 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.salt.element;
import net.sourceforge.plantuml.awt.geom.Dimension2D;
import java.util.List;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.ISkinSimple;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.graphic.FontConfiguration;
import net.sourceforge.plantuml.graphic.HorizontalAlignment;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.graphic.TextBlock;
import net.sourceforge.plantuml.ugraphic.UEllipse;
import net.sourceforge.plantuml.ugraphic.UFont;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UPolygon;
import net.sourceforge.plantuml.ugraphic.URectangle;
import net.sourceforge.plantuml.ugraphic.UStroke;
import net.sourceforge.plantuml.ugraphic.UTranslate;
import net.sourceforge.plantuml.ugraphic.color.HColors;
public class ElementRadioCheckbox extends AbstractElement {
private static final int RECTANGLE = 10;
private static final int ELLIPSE = 10;
private static final int ELLIPSE2 = 4;
private final TextBlock block;
private final int margin = 20;
private final double stroke = 1.5;
private final boolean radio;
private final boolean checked;
public ElementRadioCheckbox(List<String> text, UFont font, boolean radio, boolean checked,
ISkinSimple spriteContainer) {
final FontConfiguration config = FontConfiguration.blackBlueTrue(font);
this.block = Display.create(text).create(config, HorizontalAlignment.LEFT, spriteContainer);
this.radio = radio;
this.checked = checked;
}
public Dimension2D getPreferredDimension(StringBounder stringBounder, double x, double y) {
final Dimension2D dim = block.calculateDimension(stringBounder);
return Dimension2DDouble.delta(dim, margin, 0);
}
public void drawU(UGraphic ug, int zIndex, Dimension2D dimToUse) {
if (zIndex != 0)
return;
ug = ug.apply(getBlack());
block.drawU(ug.apply(UTranslate.dx(margin)));
final Dimension2D dim = getPreferredDimension(ug.getStringBounder(), 0, 0);
final double height = dim.getHeight();
ug = ug.apply(new UStroke(stroke));
if (radio) {
drawRadio(ug, height);
} else {
drawOther(ug, height);
}
}
private void drawOther(UGraphic ug, final double height) {
ug.apply(new UTranslate(2, (height - RECTANGLE) / 2)).draw(new URectangle(RECTANGLE, RECTANGLE));
if (checked) {
final UPolygon poly = new UPolygon();
poly.addPoint(0, 0);
poly.addPoint(3, 3);
poly.addPoint(10, -6);
poly.addPoint(3, 1);
ug = ug.apply(HColors.changeBack(ug));
ug = ug.apply(new UTranslate(3, 6));
ug.draw(poly);
}
}
private void drawRadio(UGraphic ug, final double height) {
ug.apply(new UTranslate(2, (height - ELLIPSE) / 2)).draw(new UEllipse(ELLIPSE, ELLIPSE));
if (checked) {
ug = ug.apply(HColors.changeBack(ug));
ug = ug.apply(new UTranslate(2 + (ELLIPSE - ELLIPSE2) / 2, (height - ELLIPSE2) / 2));
ug.draw(new UEllipse(ELLIPSE2, ELLIPSE2));
}
}
}