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package rxpe.svg; import java.awt.Color; import java.awt.Rectangle; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.StringWriter; import java.io.UnsupportedEncodingException; import java.io.Writer; import javax.swing.JFrame; import javax.xml.transform.OutputKeys; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerFactory; import javax.xml.transform.dom.DOMSource; import javax.xml.transform.stream.StreamResult; import org.apache.batik.anim.dom.SAXSVGDocumentFactory; import org.apache.batik.anim.dom.SVGDOMImplementation; import org.apache.batik.svggen.SVGGeneratorContext; import org.apache.batik.svggen.SVGGraphics2D; import org.apache.batik.svggen.SVGGraphics2DIOException; import org.apache.batik.swing.JSVGCanvas; import org.apache.batik.util.XMLResourceDescriptor; import org.apache.commons.io.FileUtils; import org.apache.xml.serialize.OutputFormat; import org.apache.xml.serialize.XMLSerializer; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import org.w3c.dom.DOMImplementation; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.svg.SVGDocument; /* * java -jar batik-rasterizer.jar -m image/png test.svg */ public class Main { public static void convert() { File f = new File("E:\\bnwork\\荣信\\SVG相关\\元件库\\svg.svg"); File destFile = new File("src/jxt.png"); SVGUtil svgUtil = new SVGUtil(); try { svgUtil.convertSVGFile2Png(f, destFile); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public static void display( String uri) { Document doc2=null; if(uri==null || uri=="")uri = "http://tongxinmao.com/txm/svg.svg"; //SVG转DOM try { String parser = XMLResourceDescriptor.getXMLParserClassName(); SAXSVGDocumentFactory f = new SAXSVGDocumentFactory(parser); doc2 = f.createDocument(uri); } catch (Exception ex) { // ... } JSVGCanvas canvas = new JSVGCanvas(); JFrame f = new JFrame(); f.getContentPane().add(canvas); //canvas.setSVGDocument(doc2); canvas.setDocument(doc2); f.pack(); f.setVisible(true); } public static void paint() throws UnsupportedEncodingException, SVGGraphics2DIOException { DOMImplementation domImpl = SVGDOMImplementation.getDOMImplementation(); String svgURI = "http://www.w3.org/2000/svg"; String svgNS = SVGDOMImplementation.SVG_NAMESPACE_URI; // 创建SVG文件 SVGDocument doc = (SVGDocument) domImpl.createDocument(null, "svg", null); //http://www.udel.edu/CIS/software/dist/batik-1.6/docs/svggen.html SVGGeneratorContext ctx = SVGGeneratorContext.createDefault(doc); ctx.setComment("Generated by TCM"); SVGGraphics2D svggener = new SVGGraphics2D(ctx, false); //SVGGraphics2D svggener = new SVGGraphics2D(doc); svggener.setPaint(Color.red); // 画一个矩形 svggener.fill(new Rectangle(10, 10, 100, 100)); svggener.drawLine(0, 0, 100, 300); boolean useCSS = false; // 输出SVG文件 try { FileOutputStream fo = new FileOutputStream("MyOut.svg"); Writer out = new OutputStreamWriter(fo, "UTF-8"); //System.out svggener.stream(out, useCSS); out.close(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } //convert(); } public static void dbg(String msg){ System.out.println(msg); } public static void loadVdrJson(){ File file = new File("vdr.json"); String JSONText=""; try { JSONText = FileUtils.readFileToString(file); } catch (IOException e) { e.printStackTrace(); return; } try { JSONObject json = new JSONObject(JSONText); String filepath = json.getString("file"); dbg(filepath); JSONArray components = json.getJSONArray("components"); JSONArray drawings = json.getJSONArray("drawings"); for(int i=0;i<components.length();i++){ JSONObject c = (JSONObject)components.getJSONObject(i); //dbg(c.getString("script")); } for(int i=0;i<drawings.length();i++){ JSONObject d = (JSONObject)drawings.getJSONObject(i); String name = (d.getString("name")); if(!d.isNull("time")){ } } } catch (JSONException e) { e.printStackTrace(); } } /** * Document 转换为 String 并且进行了格式化缩进 * * @param doc XML的Document对象 * @return String */ public static String doc2FormatString(Document doc) { StringWriter stringWriter = null; try { stringWriter = new StringWriter(); if(doc != null){ OutputFormat format = new OutputFormat(doc,"UTF-8",true); //format.setIndenting(true);//设置是否缩进，默认为true //format.setIndent(4);//设置缩进字符数 //format.setPreserveSpace(false);//设置是否保持原来的格式,默认为 false //format.setLineWidth(500);//设置行宽度 XMLSerializer serializer = new XMLSerializer(stringWriter,format); serializer.asDOMSerializer(); serializer.serialize(doc); return stringWriter.toString(); } else { return null; } } catch (Exception e) { return null; } finally { if(stringWriter != null){ try { stringWriter.close(); } catch (IOException e) { return null; } } } } public static void dom() { String svgNS = SVGDOMImplementation.SVG_NAMESPACE_URI; DOMImplementation domImpl = SVGDOMImplementation.getDOMImplementation(); SVGDocument doc = (SVGDocument) domImpl.createDocument(svgNS, "svg", null); Element svgRoot = doc.getDocumentElement(); svgRoot.setAttributeNS(null, "width", "400"); svgRoot.setAttributeNS(null, "height", "450"); Element rect = doc.createElementNS(svgNS, "rect"); rect.setAttributeNS(null, "x", "0"); rect.setAttributeNS(null, "y", "0"); rect.setAttributeNS(null, "width", "100"); rect.setAttributeNS(null, "height", "50"); rect.setAttributeNS(null, "style", "fill:blue"); svgRoot.appendChild(rect); Element circle = doc.createElementNS(svgNS, "circle"); circle.setAttributeNS(null, "cx", "225"); circle.setAttributeNS(null, "cy", "250"); circle.setAttributeNS(null, "r", "100"); circle.setAttributeNS(null, "style", "fill:green;fill-opacity:.5"); svgRoot.appendChild(circle); dbg( doc2FormatString(doc)); JSVGCanvas canvas = new JSVGCanvas(); JFrame f = new JFrame(); f.getContentPane().add(canvas); canvas.setDocument(doc); f.pack(); f.setVisible(true); } public static void main(String[] args) { //loadVdrJson(); dom(); } }转载地址：http://kiuhf.baihongyu.com/