mirror of
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193 lines
6.9 KiB
Java
193 lines
6.9 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 2009-2020, 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.ugraphic.g2d;
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import java.awt.BasicStroke;
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import java.awt.GradientPaint;
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import java.awt.Graphics2D;
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import java.awt.Rectangle;
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import java.awt.Shape;
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import java.awt.TexturePaint;
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import java.awt.geom.Rectangle2D;
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import java.awt.geom.RoundRectangle2D;
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import java.awt.image.BufferedImage;
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import net.sourceforge.plantuml.EnsureVisible;
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import net.sourceforge.plantuml.ugraphic.UDriver;
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import net.sourceforge.plantuml.ugraphic.UParam;
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import net.sourceforge.plantuml.ugraphic.UPattern;
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import net.sourceforge.plantuml.ugraphic.URectangle;
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import net.sourceforge.plantuml.ugraphic.UShape;
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import net.sourceforge.plantuml.ugraphic.UShapeSized;
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import net.sourceforge.plantuml.ugraphic.color.ColorMapper;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.ugraphic.color.HColorGradient;
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import net.sourceforge.plantuml.ugraphic.color.HColorSimple;
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import net.sourceforge.plantuml.ugraphic.color.HColorUtils;
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public class DriverRectangleG2d extends DriverShadowedG2d implements UDriver<Graphics2D> {
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private final double dpiFactor;
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private final EnsureVisible visible;
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public DriverRectangleG2d(double dpiFactor, EnsureVisible visible) {
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this.dpiFactor = dpiFactor;
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this.visible = visible;
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}
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public void draw(UShape ushape, double x, double y, ColorMapper mapper, UParam param, Graphics2D g2d) {
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g2d.setStroke(new BasicStroke((float) param.getStroke().getThickness()));
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final URectangle rect = (URectangle) ushape;
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final double rx = rect.getRx();
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final double ry = rect.getRy();
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final Shape shape;
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if (rx == 0 && ry == 0) {
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shape = new Rectangle2D.Double(x, y, rect.getWidth(), rect.getHeight());
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} else {
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shape = new RoundRectangle2D.Double(x, y, rect.getWidth(), rect.getHeight(), rx, ry);
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}
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visible.ensureVisible(x, y);
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visible.ensureVisible(x + rect.getWidth(), y + rect.getHeight());
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final HColor back = param.getBackcolor();
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// Shadow
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if (rect.getDeltaShadow() != 0) {
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if (HColorUtils.isTransparent(back)) {
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drawOnlyLineShadowSpecial(g2d, shape, rect.getDeltaShadow(), dpiFactor);
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} else {
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drawShadow(g2d, shape, rect.getDeltaShadow(), dpiFactor);
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}
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}
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final HColor color = param.getColor();
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if (back instanceof HColorGradient) {
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final GradientPaint paint = getPaintGradient(x, y, mapper, rect.getWidth(), rect.getHeight(), back);
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g2d.setPaint(paint);
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g2d.fill(shape);
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drawBorder(param, color, mapper, rect, shape, g2d, x, y);
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} else {
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if (param.getBackcolor() != null) {
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g2d.setColor(mapper.toColor(param.getBackcolor()));
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DriverLineG2d.manageStroke(param, g2d);
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managePattern(param, g2d);
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g2d.fill(shape);
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}
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if (color != null && color.equals(param.getBackcolor()) == false) {
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drawBorder(param, color, mapper, rect, shape, g2d, x, y);
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}
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}
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}
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public static void drawBorder(UParam param, HColor color, ColorMapper mapper, UShapeSized sized, Shape shape,
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Graphics2D g2d, double x, double y) {
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if (color == null) {
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return;
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}
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if (color instanceof HColorGradient) {
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final GradientPaint paint = getPaintGradient(x, y, mapper, sized.getWidth(), sized.getHeight(), color);
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g2d.setPaint(paint);
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} else {
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g2d.setColor(mapper.toColor(color));
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}
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DriverLineG2d.manageStroke(param, g2d);
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g2d.draw(shape);
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}
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public static GradientPaint getPaintGradient(double x, double y, ColorMapper mapper, double width, double height,
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final HColor back) {
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final HColorGradient gr = (HColorGradient) back;
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final char policy = gr.getPolicy();
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final GradientPaint paint;
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if (policy == '|') {
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paint = new GradientPaint((float) x, (float) (y + height) / 2, mapper.toColor(gr.getColor1()),
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(float) (x + width), (float) (y + height) / 2, mapper.toColor(gr.getColor2()));
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} else if (policy == '\\') {
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paint = new GradientPaint((float) x, (float) (y + height), mapper.toColor(gr.getColor1()),
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(float) (x + width), (float) y, mapper.toColor(gr.getColor2()));
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} else if (policy == '-') {
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paint = new GradientPaint((float) (x + width) / 2, (float) y, mapper.toColor(gr.getColor1()),
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(float) (x + width) / 2, (float) (y + height), mapper.toColor(gr.getColor2()));
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} else {
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// for /
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paint = new GradientPaint((float) x, (float) y, mapper.toColor(gr.getColor1()), (float) (x + width),
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(float) (y + height), mapper.toColor(gr.getColor2()));
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}
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return paint;
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}
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public static void managePattern(UParam param, Graphics2D g2d) {
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final UPattern pattern = param.getPattern();
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if (pattern == UPattern.VERTICAL_STRIPE) {
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final BufferedImage bi = new BufferedImage(4, 4, BufferedImage.TYPE_INT_ARGB);
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final Rectangle r = new Rectangle(0, 0, 4, 4);
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final int rgb = ((HColorSimple) param.getBackcolor()).getColor999().getRGB();
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for (int i = 0; i < 4; i++) {
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for (int j = 0; j < 4; j++) {
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if (i == 0 || i == 1) {
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bi.setRGB(i, j, rgb);
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}
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}
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}
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g2d.setPaint(new TexturePaint(bi, r));
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} else if (pattern == UPattern.HORIZONTAL_STRIPE) {
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final BufferedImage bi = new BufferedImage(4, 4, BufferedImage.TYPE_INT_ARGB);
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final Rectangle r = new Rectangle(0, 0, 4, 4);
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final int rgb = ((HColorSimple) param.getBackcolor()).getColor999().getRGB();
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for (int i = 0; i < 4; i++) {
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for (int j = 0; j < 4; j++) {
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if (j == 0 || j == 1) {
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bi.setRGB(i, j, rgb);
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}
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}
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}
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g2d.setPaint(new TexturePaint(bi, r));
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} else if (pattern == UPattern.SMALL_CIRCLE) {
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final BufferedImage bi = new BufferedImage(4, 4, BufferedImage.TYPE_INT_ARGB);
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final Rectangle r = new Rectangle(0, 0, 4, 4);
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final int rgb = ((HColorSimple) param.getBackcolor()).getColor999().getRGB();
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bi.setRGB(0, 1, rgb);
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bi.setRGB(1, 0, rgb);
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bi.setRGB(1, 1, rgb);
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bi.setRGB(1, 2, rgb);
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bi.setRGB(2, 1, rgb);
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g2d.setPaint(new TexturePaint(bi, r));
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}
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}
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}
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