mirror of https://github.com/octoleo/plantuml.git
212 lines
7.6 KiB
Java
212 lines
7.6 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.creole.atom;
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import java.awt.Color;
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import java.awt.geom.Dimension2D;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import net.sourceforge.plantuml.Dimension2DDouble;
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import net.sourceforge.plantuml.FileSystem;
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import net.sourceforge.plantuml.FileUtils;
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import net.sourceforge.plantuml.Url;
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import net.sourceforge.plantuml.code.Base64Coder;
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import net.sourceforge.plantuml.creole.legacy.AtomTextUtils;
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import net.sourceforge.plantuml.flashcode.FlashCodeFactory;
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import net.sourceforge.plantuml.flashcode.FlashCodeUtils;
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import net.sourceforge.plantuml.graphic.FontConfiguration;
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import net.sourceforge.plantuml.graphic.ImgValign;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.graphic.TileImageSvg;
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import net.sourceforge.plantuml.security.ImageIO;
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import net.sourceforge.plantuml.security.SFile;
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import net.sourceforge.plantuml.security.SURL;
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import net.sourceforge.plantuml.security.SecurityProfile;
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import net.sourceforge.plantuml.security.SecurityUtils;
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import net.sourceforge.plantuml.ugraphic.AffineTransformType;
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import net.sourceforge.plantuml.ugraphic.PixelImage;
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import net.sourceforge.plantuml.ugraphic.UFont;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UImage;
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public class AtomImg extends AbstractAtom implements Atom {
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private static final String DATA_IMAGE_PNG_BASE64 = "data:image/png;base64,";
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private static final String DATA_IMAGE_SVG_BASE64 = "data:image/svg+xml;base64,";
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private final BufferedImage image;
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private final double scale;
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private final Url url;
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private final String rawFileName;
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private AtomImg(BufferedImage image, double scale, Url url, String rawFileName) {
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this.image = image;
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this.scale = scale;
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this.url = url;
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this.rawFileName = rawFileName;
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}
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public static Atom createQrcode(String flash, double scale) {
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final FlashCodeUtils utils = FlashCodeFactory.getFlashCodeUtils();
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BufferedImage im = utils.exportFlashcode(flash, Color.BLACK, Color.WHITE);
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if (im == null) {
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im = new BufferedImage(10, 10, BufferedImage.TYPE_INT_RGB);
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}
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return new AtomImg(
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new UImage(new PixelImage(im, AffineTransformType.TYPE_NEAREST_NEIGHBOR)).scale(scale).getImage(1), 1,
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null, null);
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}
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public static Atom create(String src, ImgValign valign, int vspace, double scale, Url url) {
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final UFont font = UFont.monospaced(14);
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final FontConfiguration fc = FontConfiguration.blackBlueTrue(font);
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if (src.startsWith(DATA_IMAGE_PNG_BASE64)) {
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final String data = src.substring(DATA_IMAGE_PNG_BASE64.length(), src.length());
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try {
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final byte bytes[] = Base64Coder.decode(data);
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return buildRasterFromData(src, fc, bytes, scale, url);
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} catch (Exception e) {
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return AtomTextUtils.createLegacy("ERROR " + e.toString(), fc);
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}
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}
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if (src.startsWith(DATA_IMAGE_SVG_BASE64)) {
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final String data = src.substring(DATA_IMAGE_SVG_BASE64.length(), src.length());
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try {
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final byte bytes[] = Base64Coder.decode(data);
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final String tmp = new String(bytes);
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return new AtomImgSvg(new TileImageSvg(tmp));
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} catch (Exception e) {
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return AtomTextUtils.createLegacy("ERROR " + e.toString(), fc);
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}
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}
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try {
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// Check if valid URL
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if (src.startsWith("http:") || src.startsWith("https:")) {
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if (src.endsWith(".svg")) {
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return buildSvgFromUrl(src, fc, SURL.create(src), scale, url);
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}
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return buildRasterFromUrl(src, fc, SURL.create(src), scale, url);
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}
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final SFile f = FileSystem.getInstance().getFile(src);
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if (f.exists() == false) {
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if (SecurityUtils.getSecurityProfile() == SecurityProfile.UNSECURE) {
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return AtomTextUtils.createLegacy("(File not found: " + f.getPrintablePath() + ")", fc);
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}
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return AtomTextUtils.createLegacy("(Cannot decode)", fc);
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}
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if (f.getName().endsWith(".svg")) {
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final String tmp = FileUtils.readSvg(f);
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if (tmp == null) {
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return AtomTextUtils.createLegacy("(Cannot decode)", fc);
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}
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return new AtomImgSvg(new TileImageSvg(tmp));
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}
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final BufferedImage read = f.readRasterImageFromFile();
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if (read == null) {
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if (SecurityUtils.getSecurityProfile() == SecurityProfile.UNSECURE) {
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return AtomTextUtils.createLegacy("(Cannot decode: " + f.getPrintablePath() + ")", fc);
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}
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return AtomTextUtils.createLegacy("(Cannot decode)", fc);
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}
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return new AtomImg(f.readRasterImageFromFile(), scale, url, src);
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} catch (IOException e) {
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e.printStackTrace();
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if (SecurityUtils.getSecurityProfile() == SecurityProfile.UNSECURE) {
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return AtomTextUtils.createLegacy("ERROR " + e.toString(), fc);
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}
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return AtomTextUtils.createLegacy("ERROR", fc);
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}
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}
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private static Atom buildRasterFromData(String source, final FontConfiguration fc, final byte[] data, double scale,
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Url url) throws IOException {
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final BufferedImage read = ImageIO.read(data);
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if (read == null) {
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return AtomTextUtils.createLegacy("(Cannot decode: " + source + ")", fc);
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}
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return new AtomImg(read, scale, url, null);
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}
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private static Atom buildRasterFromUrl(String text, final FontConfiguration fc, SURL source, double scale, Url url)
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throws IOException {
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if (source == null) {
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return AtomTextUtils.createLegacy("(Cannot decode: " + text + ")", fc);
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}
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final BufferedImage read = source.readRasterImageFromURL();
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if (read == null) {
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return AtomTextUtils.createLegacy("(Cannot decode: " + text + ")", fc);
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}
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return new AtomImg(read, scale, url, "http");
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}
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private static Atom buildSvgFromUrl(String text, final FontConfiguration fc, SURL source, double scale, Url url)
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throws IOException {
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if (source == null) {
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return AtomTextUtils.createLegacy("(Cannot decode SVG: " + text + ")", fc);
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}
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final byte[] read = source.getBytes();
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if (read == null) {
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return AtomTextUtils.createLegacy("(Cannot decode SVG: " + text + ")", fc);
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}
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return new AtomImgSvg(new TileImageSvg(new String(read, "UTF-8")));
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}
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// End
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public Dimension2D calculateDimension(StringBounder stringBounder) {
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return new Dimension2DDouble(image.getWidth() * scale, image.getHeight() * scale);
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}
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public double getStartingAltitude(StringBounder stringBounder) {
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return 0;
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}
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public void drawU(UGraphic ug) {
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if (url != null) {
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ug.startUrl(url);
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}
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ug.draw(new UImage(new PixelImage(image, AffineTransformType.TYPE_BILINEAR)).withRawFileName(rawFileName)
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.scale(scale));
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if (url != null) {
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ug.closeUrl();
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}
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}
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}
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