mirror of https://github.com/octoleo/plantuml.git
273 lines
10 KiB
Java
273 lines
10 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.svek.image;
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import java.awt.geom.Point2D;
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import net.sourceforge.plantuml.Dimension2DDouble;
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import net.sourceforge.plantuml.Direction;
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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.StringBounder;
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import net.sourceforge.plantuml.graphic.TextBlock;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UPath;
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import net.sourceforge.plantuml.ugraphic.UStroke;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.utils.MathUtils;
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public class Opale extends AbstractTextBlock implements TextBlock {
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private static final int cornersize = 10;
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private final HColor noteBackgroundColor;
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private final HColor borderColor;
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private final int marginX1 = 6;
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private final int marginX2 = 15;
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private final int marginY = 5;
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private final double shadowing2;
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private Direction strategy;
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private Point2D pp1;
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private Point2D pp2;
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private final boolean withLink;
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private double roundCorner;
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private final UStroke stroke;
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private final TextBlock textBlock;
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public Opale(double shadowing, HColor borderColor, HColor noteBackgroundColor, TextBlock textBlock,
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boolean withLink, UStroke stroke) {
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this.noteBackgroundColor = noteBackgroundColor;
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this.withLink = withLink;
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this.shadowing2 = shadowing;
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this.borderColor = borderColor;
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this.textBlock = textBlock;
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this.stroke = stroke;
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}
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public void setRoundCorner(double roundCorner) {
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this.roundCorner = roundCorner;
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}
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public void setOpale(Direction strategy, Point2D pp1, Point2D pp2) {
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this.strategy = strategy;
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this.pp1 = pp1;
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this.pp2 = pp2;
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}
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final private double getWidth(StringBounder stringBounder) {
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return textBlock.calculateDimension(stringBounder).getWidth() + marginX1 + marginX2;
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}
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final private double getHeight(StringBounder stringBounder) {
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final Dimension2D size = textBlock.calculateDimension(stringBounder);
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return size.getHeight() + 2 * marginY;
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}
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public Dimension2D calculateDimension(StringBounder stringBounder) {
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final double height = getHeight(stringBounder);
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final double width = getWidth(stringBounder);
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return new Dimension2DDouble(width, height);
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}
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final public void drawU(UGraphic ug) {
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final StringBounder stringBounder = ug.getStringBounder();
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ug = ug.apply(noteBackgroundColor.bg()).apply(borderColor);
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final UPath polygon;
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if (withLink == false) {
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polygon = getPolygonNormal(stringBounder);
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} else if (strategy == Direction.LEFT) {
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polygon = getPolygonLeft(stringBounder, pp1, pp2);
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} else if (strategy == Direction.RIGHT) {
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polygon = getPolygonRight(stringBounder, pp1, pp2);
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} else if (strategy == Direction.UP) {
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polygon = getPolygonUp(stringBounder, pp1, pp2);
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} else if (strategy == Direction.DOWN) {
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polygon = getPolygonDown(stringBounder, pp1, pp2);
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} else {
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throw new IllegalArgumentException();
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}
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polygon.setDeltaShadow(shadowing2);
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if (stroke != null)
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ug = ug.apply(stroke);
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ug.draw(polygon);
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ug.draw(getCorner(getWidth(stringBounder), roundCorner));
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textBlock.drawU(ug.apply(new UTranslate(marginX1, marginY)));
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}
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private UPath getPolygonNormal(final StringBounder stringBounder) {
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return getPolygonNormal(getWidth(stringBounder), getHeight(stringBounder), roundCorner);
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}
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public static UPath getCorner(double width, double roundCorner) {
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final UPath path = new UPath();
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path.moveTo(width - cornersize, 0);
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if (roundCorner == 0) {
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path.lineTo(width - cornersize, cornersize);
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} else {
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path.lineTo(width - cornersize, cornersize - roundCorner / 4);
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path.arcTo(new Point2D.Double(width - cornersize + roundCorner / 4, cornersize), roundCorner / 4, 0, 0);
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}
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path.lineTo(width, cornersize);
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path.lineTo(width - cornersize, 0);
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path.closePath();
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return path;
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}
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public static UPath getPolygonNormal(double width, double height, double roundCorner) {
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final UPath polygon = new UPath();
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if (roundCorner == 0) {
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polygon.moveTo(0, 0);
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polygon.lineTo(0, height);
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polygon.lineTo(width, height);
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polygon.lineTo(width, cornersize);
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polygon.lineTo(width - cornersize, 0);
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polygon.lineTo(0, 0);
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} else {
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polygon.moveTo(0, roundCorner / 2);
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polygon.lineTo(0, height - roundCorner / 2);
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polygon.arcTo(new Point2D.Double(roundCorner / 2, height), roundCorner / 2, 0, 0);
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polygon.lineTo(width - roundCorner / 2, height);
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polygon.arcTo(new Point2D.Double(width, height - roundCorner / 2), roundCorner / 2, 0, 0);
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polygon.lineTo(width, cornersize);
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polygon.lineTo(width - cornersize, 0);
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polygon.lineTo(roundCorner / 2, 0);
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polygon.arcTo(new Point2D.Double(0, roundCorner / 2), roundCorner / 2, 0, 0);
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}
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polygon.closePath();
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return polygon;
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}
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private final double delta = 4;
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private UPath getPolygonLeft(final StringBounder stringBounder, final Point2D pp1, final Point2D pp2) {
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final UPath polygon = new UPath();
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polygon.moveTo(0, roundCorner / 2);
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double y1 = pp1.getY() - delta;
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y1 = MathUtils.limitation(y1, 0, getHeight(stringBounder) - 2 * delta);
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polygon.lineTo(0, y1);
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polygon.lineTo(pp2.getX(), pp2.getY());
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polygon.lineTo(0, y1 + 2 * delta);
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polygon.lineTo(0, getHeight(stringBounder) - roundCorner / 2);
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polygon.arcTo(new Point2D.Double(roundCorner / 2, getHeight(stringBounder)), roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder) - roundCorner / 2, getHeight(stringBounder));
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polygon.arcTo(new Point2D.Double(getWidth(stringBounder), getHeight(stringBounder) - roundCorner / 2),
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roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder), cornersize);
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polygon.lineTo(getWidth(stringBounder) - cornersize, 0);
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polygon.lineTo(roundCorner / 2, 0);
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polygon.arcTo(new Point2D.Double(0, roundCorner / 2), roundCorner / 2, 0, 0);
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polygon.closePath();
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return polygon;
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}
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private UPath getPolygonRight(final StringBounder stringBounder, final Point2D pp1, final Point2D pp2) {
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final UPath polygon = new UPath();
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polygon.moveTo(0, roundCorner / 2);
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polygon.lineTo(0, getHeight(stringBounder) - roundCorner / 2);
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polygon.arcTo(new Point2D.Double(roundCorner / 2, getHeight(stringBounder)), roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder) - roundCorner / 2, getHeight(stringBounder));
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polygon.arcTo(new Point2D.Double(getWidth(stringBounder), getHeight(stringBounder) - roundCorner / 2),
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roundCorner / 2, 0, 0);
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double y1 = pp1.getY() - delta;
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y1 = MathUtils.limitation(y1, cornersize, getHeight(stringBounder) - 2 * delta);
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polygon.lineTo(getWidth(stringBounder), y1 + 2 * delta);
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polygon.lineTo(pp2.getX(), pp2.getY());
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polygon.lineTo(getWidth(stringBounder), y1);
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polygon.lineTo(getWidth(stringBounder), cornersize);
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polygon.lineTo(getWidth(stringBounder) - cornersize, 0);
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polygon.lineTo(roundCorner / 2, 0);
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polygon.arcTo(new Point2D.Double(0, roundCorner / 2), roundCorner / 2, 0, 0);
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polygon.closePath();
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return polygon;
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}
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private UPath getPolygonUp(final StringBounder stringBounder, final Point2D pp1, final Point2D pp2) {
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final UPath polygon = new UPath();
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polygon.moveTo(0, roundCorner / 2);
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polygon.lineTo(0, getHeight(stringBounder) - roundCorner / 2);
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polygon.arcTo(new Point2D.Double(roundCorner / 2, getHeight(stringBounder)), roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder) - roundCorner / 2, getHeight(stringBounder));
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polygon.arcTo(new Point2D.Double(getWidth(stringBounder), getHeight(stringBounder) - roundCorner / 2),
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roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder), cornersize);
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polygon.lineTo(getWidth(stringBounder) - cornersize, 0);
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double x1 = pp1.getX() - delta;
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x1 = MathUtils.limitation(x1, 0, getWidth(stringBounder) - cornersize);
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polygon.lineTo(x1 + 2 * delta, 0);
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polygon.lineTo(pp2.getX(), pp2.getY());
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polygon.lineTo(x1, 0);
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polygon.lineTo(roundCorner / 2, 0);
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polygon.arcTo(new Point2D.Double(0, roundCorner / 2), roundCorner / 2, 0, 0);
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polygon.closePath();
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return polygon;
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}
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private UPath getPolygonDown(final StringBounder stringBounder, final Point2D pp1, final Point2D pp2) {
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final UPath polygon = new UPath();
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polygon.moveTo(0, roundCorner / 2);
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polygon.lineTo(0, getHeight(stringBounder) - roundCorner / 2);
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polygon.arcTo(new Point2D.Double(roundCorner / 2, getHeight(stringBounder)), roundCorner / 2, 0, 0);
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double x1 = pp1.getX() - delta;
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x1 = MathUtils.limitation(x1, 0, getWidth(stringBounder));
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polygon.lineTo(x1, getHeight(stringBounder));
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polygon.lineTo(pp2.getX(), pp2.getY());
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polygon.lineTo(x1 + 2 * delta, getHeight(stringBounder));
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polygon.lineTo(getWidth(stringBounder) - roundCorner / 2, getHeight(stringBounder));
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polygon.arcTo(new Point2D.Double(getWidth(stringBounder), getHeight(stringBounder) - roundCorner / 2),
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roundCorner / 2, 0, 0);
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polygon.lineTo(getWidth(stringBounder), cornersize);
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polygon.lineTo(getWidth(stringBounder) - cornersize, 0);
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polygon.lineTo(roundCorner / 2, 0);
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polygon.arcTo(new Point2D.Double(0, roundCorner / 2), roundCorner / 2, 0, 0);
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polygon.closePath();
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return polygon;
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}
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public final int getMarginX1() {
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return marginX1;
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}
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}
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