Java Code Examples for org.fit.cssbox.css.DOMAnalyzer#addStyleSheet()

The following examples show how to use org.fit.cssbox.css.DOMAnalyzer#addStyleSheet() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ReferenceTestCase.java    From CSSBox with GNU Lesser General Public License v3.0 5 votes vote down vote up 
private BufferedImage renderDocument(Document doc)
{
    //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 engine = new GraphicsEngine(da.getRoot(), da, docSource.getURL()) {
        @Override
        protected void setupGraphics(Graphics2D g)
        {
            // disable antialiasing for testing in order to compare the resulting images more precisely
            g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);
            g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
            g.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE);
        }
    };
    engine.setUseKerning(false);
    engine.setAutoMediaUpdate(false); //we have a correct media specification, do not update
    engine.getConfig().setClipViewport(cropWindow);
    engine.getConfig().setLoadImages(loadImages);
    engine.getConfig().setLoadBackgroundImages(loadBackgroundImages);

    engine.createLayout(windowSize);
    return engine.getImage();
}
Example 2
Source File: ReplacedText.java    From CSSBox with GNU Lesser General Public License v3.0 5 votes vote down vote up 
private void createDecoder()
{
    decoder = new DOMAnalyzer(doc, base);
    if (encoding == null)
        encoding = decoder.getCharacterEncoding();
    decoder.setDefaultEncoding(encoding);
    decoder.attributesToStyles();
    decoder.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT);
    decoder.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT);
    decoder.getStyleSheets();
}
Example 3
Source File: DefaultAnalyzer.java    From SwingBox with GNU Lesser General Public License v3.0 5 votes vote down vote up 
@Override
public Viewport analyze(DocumentSource docSource, Dimension dim)
        throws Exception
{
    DOMSource parser = new DefaultDOMSource(docSource);
    w3cdoc = parser.parse();

    // Create the CSS analyzer
    DOMAnalyzer da = new DOMAnalyzer(w3cdoc, docSource.getURL());
    da.attributesToStyles();
    da.addStyleSheet(null, CSSNorm.stdStyleSheet(), DOMAnalyzer.Origin.AGENT);
    da.addStyleSheet(null, CSSNorm.userStyleSheet(), DOMAnalyzer.Origin.AGENT);
    da.getStyleSheets();
    
    BufferedImage tmpImg = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    canvas = new BrowserCanvas(da.getRoot(), da, docSource.getURL());
    canvas.setImage(tmpImg);
    canvas.getConfig().setLoadImages(true);
    canvas.getConfig().setLoadBackgroundImages(true);
    canvas.createLayout(dim);

    return canvas.getViewport();
}
Example 4
Source File: TextBoxes.java    From CSSBox with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * 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();
    }

}
Example 5
Source File: SimpleBrowser.java    From CSSBox with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * @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();
    }
}
Example 6
Source File: PreviewImageServiceImpl.java    From openemm with GNU Affero General Public License v3.0 3 votes vote down vote up 
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();
}
Example 7
Source File: ImageRenderer.java    From CSSBox with GNU Lesser General Public License v3.0 3 votes vote down vote up 
/**
 * 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;
}
Example 8
Source File: ComputeStyles.java    From CSSBox with GNU Lesser General Public License v3.0 3 votes vote down vote up 
/**
 * @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();
    }

}