mirror of https://github.com/octoleo/plantuml.git
120 lines
2.9 KiB
Java
120 lines
2.9 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 2009-2024, Arnaud Roques
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*
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* Project Info: https://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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* https://plantuml.com/patreon (only 1$ per month!)
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* https://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.klimt;
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import net.sourceforge.plantuml.klimt.geom.XDimension2D;
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import net.sourceforge.plantuml.klimt.geom.XPoint2D;
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import net.sourceforge.plantuml.klimt.geom.XRectangle2D;
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public class UTranslate implements UChange {
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private final double dx;
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private final double dy;
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@Override
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public String toString() {
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return "translate dx=" + dx + " dy=" + dy;
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}
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public static UTranslate none() {
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return new UTranslate(0, 0);
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}
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public UTranslate(double dx, double dy) {
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this.dx = dx;
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this.dy = dy;
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}
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public static UTranslate dx(double dx) {
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return new UTranslate(dx, 0);
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}
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public static UTranslate dy(double dy) {
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return new UTranslate(0, dy);
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}
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public static UTranslate point(XPoint2D p) {
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return new UTranslate(p.getX(), p.getY());
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}
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public double getDx() {
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return dx;
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}
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public double getDy() {
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return dy;
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}
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public boolean isAlmostSame(UTranslate other) {
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return this.dx == other.dx || this.dy == other.dy;
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}
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public XPoint2D getTranslated(XPoint2D p) {
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if (p == null)
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return null;
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return new XPoint2D(p.getX() + dx, p.getY() + dy);
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}
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public UTranslate scaled(double scale) {
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return new UTranslate(dx * scale, dy * scale);
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}
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public UTranslate compose(UTranslate other) {
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return new UTranslate(dx + other.dx, dy + other.dy);
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}
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public UTranslate reverse() {
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return new UTranslate(-dx, -dy);
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}
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public XRectangle2D apply(XRectangle2D rect) {
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return new XRectangle2D(rect.getX() + dx, rect.getY() + dy, rect.getWidth(), rect.getHeight());
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}
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public UTranslate multiplyBy(double v) {
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return new UTranslate(dx * v, dy * v);
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}
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public UTranslate sym() {
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return new UTranslate(dy, dx);
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}
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public XPoint2D getPosition() {
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return new XPoint2D(dx, dy);
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}
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}
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