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Java源码示例：org.fit.cssbox.io.DefaultDocumentSource

示例1
public StyleImport(String urlstring) throws IOException, SAXException
{
    //Open the network connection 
    DocumentSource docSource = new DefaultDocumentSource(urlstring);
    
    //Parse the input document
    DOMSource parser = new DefaultDOMSource(docSource);
    doc = parser.parse();
    
    //Create the CSS analyzer
    DOMAnalyzer da = new DOMAnalyzer(doc, docSource.getURL());
    da.getStyleSheets(); //load the author style sheets
    da.localizeStyles(); //put the style sheets into the document header
    
    docSource.close();
}
示例2
/**
 * Creates a new config with default values of the options.
 */
public BrowserConfig()
{
    viewportBackgroundColor = new Color(255, 255, 255);
    loadImages = true;
    loadBackgroundImages = true;
    loadFonts = true;
    imageLoadTimeout = 500;
    useHTML = true;
    replaceImagesWithAlt = false;
    clipViewport = false;
    documentSourceClass = DefaultDocumentSource.class;
    domSourceClass = DefaultDOMSource.class;
    contentObserver = null;
    logicalFonts = getDefaultLogicalFonts();
}
示例3
/**
 * @param args the command line arguments
 */
public static void main(String args[]) 
{
	if (args.length != 1)
	{
		System.err.println("Usage: SimpleBrowser <url>");
		System.exit(0);
	}
	
    try {
        //Open the network connection 
        DocumentSource docSource = new DefaultDocumentSource(args[0]);
        
        //Parse the input document
        DOMSource parser = new DefaultDOMSource(docSource);
        Document doc = parser.parse();
        
        //Create the CSS analyzer
        DOMAnalyzer da = new DOMAnalyzer(doc, docSource.getURL());
        da.attributesToStyles(); //convert the HTML presentation attributes to inline styles
        da.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the standard style sheet
        da.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the additional style sheet
        da.addStyleSheet(null, CSSNorm.formsStyleSheet(), DOMAnalyzer.Origin.AGENT); //render form fields using css
        da.getStyleSheets(); //load the author style sheets
        
        //Display the result
        SimpleBrowser test = new SimpleBrowser(da.getRoot(), docSource.getURL(), da);
        test.setSize(1275, 750);
        test.setVisible(true);
        
        docSource.close();
        
    } catch (Exception e) {
        System.out.println("Error: "+e.getMessage());
        e.printStackTrace();
    }
}
示例4
private Document loadDocument(String urlstring) throws IOException, SAXException
{
    docSource = new DefaultDocumentSource(urlstring);
    parser = new DefaultDOMSource(docSource);
    Document doc = parser.parse();
    return doc;
}
示例5
private BufferedImage renderDocumentWithCssBox(String url) throws IOException, SAXException {
	DocumentSource docSource = new DefaultDocumentSource(ensureUrlHasProtocol(url));
    
    final Dimension windowSize = new Dimension(VIEWPORT_WIDTH, VIEWPORT_HEIGHT);
    final String mediaType = "screen";

    // Parse the input document
    DOMSource parser = new DefaultDOMSource(docSource);
    Document doc = parser.parse();

    // Create the media specification
    MediaSpec media = new MediaSpec(mediaType);
    media.setDimensions(windowSize.width, windowSize.height);
    media.setDeviceDimensions(windowSize.width, windowSize.height);

    // Create the CSS analyzer
    DOMAnalyzer analyzer = new DOMAnalyzer(doc, docSource.getURL());

    analyzer.setMediaSpec(media);

    // Convert the HTML presentation attributes to inline styles
    analyzer.attributesToStyles();

    // Use the standard style sheet
    analyzer.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT);

    // Use the additional style sheet
    analyzer.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT);

    // Render form fields using css
    analyzer.addStyleSheet(null, CSSNorm.formsStyleSheet(), DOMAnalyzer.Origin.AGENT);

    // Load the author style sheets
    analyzer.getStyleSheets();

    BrowserCanvas contentCanvas = new BrowserCanvas(analyzer.getRoot(), analyzer, docSource.getURL());
    // We have a correct media specification, do not update
    contentCanvas.setAutoMediaUpdate(false);
    contentCanvas.getConfig().setClipViewport(false);
    contentCanvas.getConfig().setLoadImages(true);
    contentCanvas.getConfig().setLoadBackgroundImages(true);
    contentCanvas.getConfig().setImageLoadTimeout((int) TimeUnit.SECONDS.toMillis(IMAGE_LOADING_TIMEOUT));

    contentCanvas.createLayout(windowSize);

    return contentCanvas.getImage();
}
示例6
/**
 * Renders the URL and prints the result to the specified output stream in the specified
 * format.
 * @param urlstring the source URL
 * @param out output stream
 * @return true in case of success, false otherwise
 * @throws SAXException 
 */
public boolean renderURL(String urlstring, OutputStream out) throws IOException, SAXException
{
    if (!urlstring.startsWith("http:") &&
        !urlstring.startsWith("https:") &&
        !urlstring.startsWith("ftp:") &&
        !urlstring.startsWith("file:"))
            urlstring = "http://" + urlstring;
    
    //Open the network connection 
    DocumentSource docSource = new DefaultDocumentSource(urlstring);
    
    //Parse the input document
    DOMSource parser = new DefaultDOMSource(docSource);
    Document doc = parser.parse();
    
    //create the media specification
    MediaSpec media = new MediaSpec(mediaType);
    media.setDimensions(windowSize.width, windowSize.height);
    media.setDeviceDimensions(windowSize.width, windowSize.height);

    //Create the CSS analyzer
    DOMAnalyzer da = new DOMAnalyzer(doc, docSource.getURL());
    da.setMediaSpec(media);
    da.attributesToStyles(); //convert the HTML presentation attributes to inline styles
    da.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the standard style sheet
    da.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the additional style sheet
    da.addStyleSheet(null, CSSNorm.formsStyleSheet(), DOMAnalyzer.Origin.AGENT); //render form fields using css
    da.getStyleSheets(); //load the author style sheets
    
    GraphicsEngine contentCanvas = new GraphicsEngine(da.getRoot(), da, docSource.getURL());
    contentCanvas.setAutoMediaUpdate(false); //we have a correct media specification, do not update
    contentCanvas.getConfig().setClipViewport(cropWindow);
    contentCanvas.getConfig().setLoadImages(loadImages);
    contentCanvas.getConfig().setLoadBackgroundImages(loadBackgroundImages);

    contentCanvas.createLayout(windowSize);
    ImageIO.write(contentCanvas.getImage(), "png", out);
    
    docSource.close();

    return true;
}
示例7
/**
 * @param args
 */
public static void main(String[] args)
{
    if (args.length != 2)
    {
        System.err.println("Usage: ComputeStyles <url> <output_file>");
        System.exit(0);
    }
    
    try {
        //Open the network connection 
        DocumentSource docSource = new DefaultDocumentSource(args[0]);
        
        //Parse the input document
        DOMSource parser = new DefaultDOMSource(docSource);
        Document doc = parser.parse();
        
        //Create the CSS analyzer
        DOMAnalyzer da = new DOMAnalyzer(doc, docSource.getURL());
        da.attributesToStyles(); //convert the HTML presentation attributes to inline styles
        da.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the standard style sheet
        da.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the additional style sheet
        da.getStyleSheets(); //load the author style sheets
        
        //Compute the styles
        System.err.println("Computing style...");
        da.stylesToDomInherited();
        
        //Save the output
        OutputStream os = new FileOutputStream(args[1]);
        Output out = new NormalOutput(doc);
        out.dumpTo(os);
        os.close();
        
        docSource.close();
        
        System.err.println("Done.");
        
    } catch (Exception e) {
        System.err.println("Error: "+e.getMessage());
        e.printStackTrace();
    }

}
示例8
/**
 * main method
 */
public static void main(String[] args)
{
    if (args.length != 1)
    {
        System.err.println("Usage: TextBoxes <url>");
        System.exit(0);
    }
    
    try {
        //Open the network connection 
        DocumentSource docSource = new DefaultDocumentSource(args[0]);
        
        //Parse the input document
        DOMSource parser = new DefaultDOMSource(docSource);
        Document doc = parser.parse();
        
        //Create the CSS analyzer
        DOMAnalyzer da = new DOMAnalyzer(doc, docSource.getURL());
        da.attributesToStyles(); //convert the HTML presentation attributes to inline styles
        da.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the standard style sheet
        da.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT); //use the additional style sheet
        da.getStyleSheets(); //load the author style sheets
        
        //Create the browser canvas
        GraphicsEngine browser = new GraphicsEngine(da.getRoot(), da, docSource.getURL());
        //Disable the image loading
        browser.getConfig().setLoadImages(false);
        browser.getConfig().setLoadBackgroundImages(false);
        
        //Create the layout for 1000x600 pixels
        browser.createLayout(new Dimension(1000, 600));
        
        //Display the result
        printTextBoxes(browser.getViewport());
        
        docSource.close();
        
    } catch (Exception e) {
        System.err.println("Error: "+e.getMessage());
        e.printStackTrace();
    }

}