mirror of https://github.com/octoleo/plantuml.git
121 lines
4.1 KiB
Java
121 lines
4.1 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 2009-2023, 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.cucadiagram;
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import net.sourceforge.plantuml.ISkinSimple;
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import net.sourceforge.plantuml.StringUtils;
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import net.sourceforge.plantuml.awt.geom.Dimension2D;
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import net.sourceforge.plantuml.graphic.AbstractTextBlock;
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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.TextBlockLineBefore;
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import net.sourceforge.plantuml.graphic.TextBlockUtils;
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import net.sourceforge.plantuml.style.PName;
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import net.sourceforge.plantuml.style.Style;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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public abstract class BodyEnhancedAbstract extends AbstractTextBlock implements TextBlock {
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protected final HorizontalAlignment align;
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protected final FontConfiguration titleConfig;
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protected TextBlock area;
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private final Style style;
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BodyEnhancedAbstract(HorizontalAlignment align, FontConfiguration titleConfig, Style style) {
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this.align = align;
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this.titleConfig = titleConfig;
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this.style = style;
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}
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public static boolean isBlockSeparator(CharSequence cs) {
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final String s = cs.toString();
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if (s.startsWith("--") && s.endsWith("--"))
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return true;
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if (s.startsWith("==") && s.endsWith("=="))
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return true;
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if (s.startsWith("..") && s.endsWith("..") && s.equals("...") == false)
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return true;
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if (s.startsWith("__") && s.endsWith("__"))
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return true;
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return false;
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}
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public final Dimension2D calculateDimension(StringBounder stringBounder) {
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return getArea(stringBounder).calculateDimension(stringBounder);
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}
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final public void drawU(UGraphic ug) {
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getArea(ug.getStringBounder()).drawU(ug);
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}
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final protected TextBlock getTitle(String s, ISkinSimple spriteContainer) {
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if (s.length() <= 4)
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return null;
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s = StringUtils.trin(s.substring(2, s.length() - 2));
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return Display.getWithNewlines(s).create(titleConfig, HorizontalAlignment.LEFT, spriteContainer);
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}
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abstract protected TextBlock getArea(StringBounder stringBounder);
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abstract protected double getMarginX();
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final protected TextBlock decorate(StringBounder stringBounder, TextBlock b, char separator, TextBlock title) {
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final double marginX = getMarginX();
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if (separator == 0)
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return TextBlockUtils.withMargin(b, marginX, 0);
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if (title == null)
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return new TextBlockLineBefore(getDefaultThickness(), TextBlockUtils.withMargin(b, marginX, 4), separator);
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final Dimension2D dimTitle = title.calculateDimension(stringBounder);
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final TextBlock raw = new TextBlockLineBefore(getDefaultThickness(),
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TextBlockUtils.withMargin(b, marginX, 6, dimTitle.getHeight() / 2, 4), separator, title);
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return TextBlockUtils.withMargin(raw, 0, 0, dimTitle.getHeight() / 2, 0);
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}
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final protected double getDefaultThickness() {
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return style.value(PName.LineThickness).asDouble();
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}
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}
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