Example usage for com.lowagie.text ImgTemplate ImgTemplate

Introduction

In this page you can find the example usage for com.lowagie.text ImgTemplate ImgTemplate.

Prototype

public ImgTemplate(PdfTemplate template) throws BadElementException 

Source Link

Document

Creates an Image from a PdfTemplate.

Usage

From source file:com.centurylink.mdw.designer.pages.ExportHelper.java

License:Apache License

public void printImagePdf(String filename, DesignerCanvas canvas, Dimension graphsize) {
    try {//from   w w w. j a  v a 2 s. co m
        DefaultFontMapper mapper = new DefaultFontMapper();
        FontFactory.registerDirectories();
        mapper.insertDirectory("c:\\winnt\\fonts");
        // mapper.insertDirectory("c:\\windows\\fonts");
        // we create a template and a Graphics2D object that corresponds
        // with it
        int margin = 72; // 1 inch
        float scale = 0.5f;
        boolean multiple_page = true;
        Rectangle page_size;
        if (multiple_page) {
            page_size = PageSize.LETTER.rotate();
        } else {
            page_size = new Rectangle((int) (graphsize.getWidth() * scale) + margin,
                    (int) (graphsize.getHeight() * scale) + margin);
        }
        Document document = new Document(page_size);
        DocWriter writer = PdfWriter.getInstance(document, new FileOutputStream(filename));
        document.open();
        document.setPageSize(page_size);
        int image_w = (int) page_size.getWidth() - margin;
        int image_h = (int) page_size.getHeight() - margin;
        boolean edsave = canvas.editable;
        canvas.editable = false;
        Color bgsave = canvas.getBackground();
        canvas.setBackground(Color.white);
        if (multiple_page) {
            int horizontal_pages = (int) (graphsize.width * scale) / image_w + 1;
            int vertical_pages = (int) (graphsize.height * scale) / image_h + 1;
            for (int i = 0; i < horizontal_pages; i++) {
                for (int j = 0; j < vertical_pages; j++) {
                    Image img;
                    PdfContentByte cb = ((PdfWriter) writer).getDirectContent();
                    PdfTemplate tp = cb.createTemplate(image_w, image_h);
                    Graphics2D g2 = tp.createGraphics(image_w, image_h, mapper);
                    tp.setWidth(image_w);
                    tp.setHeight(image_h);
                    g2.scale(scale, scale);
                    g2.translate(-i * image_w / scale, -j * image_h / scale);
                    canvas.paintComponent(g2);
                    g2.dispose();
                    img = new ImgTemplate(tp);
                    document.add(img);
                }
            }
        } else {
            Image img;
            PdfContentByte cb = ((PdfWriter) writer).getDirectContent();
            PdfTemplate tp = cb.createTemplate(image_w, image_h);
            Graphics2D g2 = tp.createGraphics(image_w, image_h, mapper);
            tp.setWidth(image_w);
            tp.setHeight(image_h);
            g2.scale(scale, scale);
            canvas.paintComponent(g2);
            g2.dispose();
            img = new ImgTemplate(tp);
            document.add(img);
        }
        canvas.setBackground(bgsave);
        canvas.editable = edsave;
        document.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:com.centurylink.mdw.designer.pages.ExportHelper.java

License:Apache License

private void printGraphPdf(DocWriter writer, CanvasCommon canvas, Graph process, Rectangle page_size,
        String type, String filename, Chapter chapter, int chapter_number) throws Exception {
    Dimension graphsize = process.getGraphSize();
    // we create a fontMapper and read all the fonts in the font directory
    DefaultFontMapper mapper = new DefaultFontMapper();
    FontFactory.registerDirectories();//w  ww .  j  ava  2s . co  m
    mapper.insertDirectory("c:\\winnt\\fonts");
    // mapper.insertDirectory("c:\\windows\\fonts");
    // we create a template and a Graphics2D object that corresponds with it
    int w, h;
    float scale;
    if ((float) graphsize.width < page_size.getWidth() * 0.8
            && (float) graphsize.height < page_size.getHeight() * 0.8 || type.equals(HTML)) {
        w = graphsize.width + 36;
        h = graphsize.height + 36;
        scale = -1f;
    } else {
        scale = page_size.getWidth() * 0.8f / (float) graphsize.width;
        if (scale > page_size.getHeight() * 0.8f / (float) graphsize.height)
            scale = page_size.getHeight() * 0.8f / (float) graphsize.height;
        w = (int) (graphsize.width * scale) + 36;
        h = (int) (graphsize.height * scale) + 36;
    }
    Image img;
    int zoomSave = process.zoom;
    process.zoom = 100;
    Color bgsave = canvas.getBackground();
    boolean edsave = canvas.editable;
    canvas.editable = false;
    canvas.setBackground(Color.white);

    if (type.equals(PDF)) {
        PdfContentByte cb = ((PdfWriter) writer).getDirectContent();
        PdfTemplate tp = cb.createTemplate(w, h);
        Graphics2D g2 = tp.createGraphics(w, h, mapper);
        if (scale > 0)
            g2.scale(scale, scale);
        tp.setWidth(w);
        tp.setHeight(h);
        canvas.paintComponent(g2);
        g2.dispose();
        // cb.addTemplate(tp, 50, 400);
        img = new ImgTemplate(tp);
    } else {
        String imgfilename = filename + "." + process.getName() + "_ch" + chapter_number + ".jpg";
        printImage(imgfilename, -1f, canvas, graphsize);
        img = Image.getInstance(imgfilename);
        if (scale > 0)
            img.scalePercent(scale * 100);
    }
    process.zoom = zoomSave;
    canvas.setBackground(bgsave);
    canvas.editable = edsave;
    if (img != null)
        chapter.add(img);
}

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