1 The PDF document
The following example shows how to generate tags in a PDF.
You will see how to:
- Create svg from the code bar using an SVG() function.
- Create the structure to contain the tag.
- Create a table and use colspan to adjust the columns as needed.
2 The source code
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var template = new Ax.fop.SinglePageTemplate("A4");
template.setRoot(root => {
root.getSimplePageMaster().getRegionBefore().setExtent(1.5);
root.getSimplePageMaster().getRegionAfter().setExtent(1.5);
root.getSimplePageMaster().getRegionStart().setExtent(1.0);
root.getSimplePageMaster().getRegionEnd().setExtent(1.0);
root.getSimplePageMaster().setMargins(0, 0, 0, 0);
});
template.setBody( body => {
//Se declara la tabla principal
var t1 = body.addTable();
//Adición de 3 columnas
t1.addColumn().setColumnWidth(7);
t1.addColumn().setColumnWidth(7);
t1.addColumn().setColumnWidth(7);
//Se imprimen 8 filas
for(let cont = 0; cont < 8; cont++){
t1.getBody().addRow(
``,
``,
``
).forEach(cell => {
var etiqueta = cell;
etiqueta.setPaddingBottom("21pt");
//Se declara la tabla para la etiqueta
var t2 = etiqueta.addTable();
//Adición de columnas
t2.addColumn().setColumnWidth(2.5);
t2.addColumn().setColumnWidth(4.5);
//Row 1
var t2row1 = t2.getBody().addRow();
var t2c11 = t2row1.addCell().setColspan(2).setFontSize('7pt').setLetterSpacing(0.5);
t2c11.addBlock('AU- Réactif Phosphore 4 x590 tests');
//Row 2
var t2row2 = t2.getBody().addRow();
var t2c21 = t2row2.addCell().setColspan(2).setFontSize('7pt').setPaddingTop('2pt');
t2c21.addBlock('BECKMAN COULTER (0SR61222)');
//Row 3
var t2row3 = t2.getBody().addRow();
var t2c31 = t2row3.addCell().setColspan(2).setFontSize('7pt').setPaddingTop('2pt').setLetterSpacing(0.5);
t2c31.addBlock('10-07-19 FR131 BR3449 C4');
//Row 4
var t2row4 = t2.getBody().addRow();
var t2c41 = t2row4.addCell().setColspan(2);
t2c41.addBlock()
.setTextAlign("center")
.addInstreamForeignObject(new Ax.barcode.SVG('24221431245A') //Código de barras
.setHeight(0.7)
.setModule(0.02)
.to3of9())
.setPaddingTop("-8pt")
.setPaddingBottom("-8pt")
.setPaddingLeft("-34.5pt");
//Row 5
var t2row5 = t2.getBody().addRow();
var t2c51 = t2row5.addCell();
t2c51.addBlock('000063405187').setFontSize('7pt')
var t2c52 = t2row5.addCell();
t2c52.addBlock('Lot:2555').setFontSize('7pt');
//Row 6
var t2row6 = t2.getBody().addRow();
var t2c61 = t2row6.addCell();
t2c61.addBlock('GF1 CH FROIDE').setFontSize('7pt')
var t2c62 = t2row6.addCell();
t2c62.addBlock('Exp:01-03-21').setFontSize('7pt');
});
}
});
var fop = template.toFOP();
let pdf = new Ax.fop.Processor().transform(fop);
return pdf;
3 Alternative Fo
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function getPDFBarcodes(ncols, widthBarcode, heightBarcode, svgs)
{
var fop_begin = `
<fo:root xmlns:fo='http://www.w3.org/1999/XSL/Format'>
<fo:layout-master-set>
<!-- A4 master page with 1cm margins -->
<fo:simple-page-master master-name='main' page-height='29.7cm' page-width='21cm' font-family='sans-serif' margin-top='0.6cm' margin-bottom='0cm' margin-left='0.7cm' margin-right='0cm' reference-orientation='0'>
<fo:region-body margin='1cm' background-color='white' border='solid' border-color='white' />
<fo:region-before extent='1cm' background-color='white' border='none' border-color='white' />
<fo:region-after extent='1cm' background-color='white' border='none' border-color='white' />
<fo:region-start extent='1cm' background-color='white' border='none' border-color='white' />
<fo:region-end extent='1cm' background-color='white' border='none' border-color='white' />
</fo:simple-page-master>
</fo:layout-master-set>
<fo:page-sequence master-reference='main'>
<fo:flow flow-name='xsl-region-body'>
`;
var fop_end = `
</fo:flow>
</fo:page-sequence>
</fo:root>
`;
// ========================================================================
// A4(21.0cm) = 1cm + 19cm + 1cm
// ========================================================================
var pagewidh = 19.0;
var fop = fop_begin;
fop += " <fo:table>\n";
for (idx = 0; idx < ncols; idx++) {
fop += " <fo:table-column column-width='" + (pagewidh / ncols) + "cm'/>\n";
}
fop += " <fo:table-body>\n";
for (idx = 0; idx < svgs.length; idx++) {
var svg = svgs[idx];
if (idx % ncols == 0) {
if (idx > 0)
fop += " </fo:table-row>\n";
fop += " <fo:table-row border-style='solid' border-width='0.5pt' border-color='white' >\n";
}
fop += " <fo:table-cell padding-bottom='21pt'>";
fop += " <fo:block></fo:block>";
fop += " <fo:table>";
fop += " <fo:table-column column-number='1' column-width='2.5cm'/>";
fop += " <fo:table-column column-number='2' column-width='4.5cm'/>";
fop += " <fo:table-body>";
// ROW 1
fop += " <fo:table-row>";
fop += " <fo:table-cell font-size='7pt' letter-spacing='0.8pt' number-columns-spanned='2'>";
fop += " <fo:block></fo:block>";
fop += " <fo:block>AU- Réactif Phosphore 4 x590 tests</fo:block>";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
// ROW 2
fop += " <fo:table-row>";
fop += " <fo:table-cell font-size='7pt' number-columns-spanned='2' padding-top='2pt'>";
fop += " <fo:block></fo:block>";
fop += " <fo:block>BECKMAN COULTER (0SR61222)</fo:block>";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
// ROW 3
fop += " <fo:table-row>";
fop += " <fo:table-cell font-size='7pt' letter-spacing='0.5pt' number-columns-spanned='2' padding-top='2pt'>";
fop += " <fo:block></fo:block>";
fop += " <fo:block>10-07-19 FR131 BR3449 C4</fo:block>";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
// ROW 4
fop += " <fo:table-row>";
fop += " <fo:table-cell font-size='7pt' letter-spacing='0.5pt' number-columns-spanned='2' padding-top='2pt'>";
fop += " <fo:block></fo:block>";
fop += " <fo:block text-align='left'><fo:instream-foreign-object padding-left='-11.5pt' padding-top='-7pt' padding-bottom='-5pt' content-width='" + widthBarcode + "cm'>" + svg + "</fo:instream-foreign-object></fo:block>\n";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
// ROW 5
fop += " <fo:table-row>";
fop += " <fo:table-cell>";
fop += " <fo:block></fo:block>";
fop += " <fo:block font-size='7pt'>000063405187</fo:block>";
fop += " </fo:table-cell>";
fop += " <fo:table-cell>";
fop += " <fo:block></fo:block>";
fop += " <fo:block font-size='7pt'>Lot:2555</fo:block>";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
// ROW 6
fop += " <fo:table-row>";
fop += " <fo:table-cell>";
fop += " <fo:block></fo:block>";
fop += " <fo:block font-size='7pt'>GF1 CH FROIDE</fo:block>";
fop += " </fo:table-cell>";
fop += " <fo:table-cell>";
fop += " <fo:block></fo:block>";
fop += " <fo:block font-size='7pt'>Exp:01-03-21</fo:block>";
fop += " </fo:table-cell>";
fop += " </fo:table-row>";
fop += " </fo:table-body>";
fop += " </fo:table>";
fop += " </fo:table-cell>";
}
fop += " </fo:table-row>\n";
fop += " </fo:table-body>\n";
fop += " </fo:table>\n";
fop += fop_end;
var pdf = new Ax.fop.Processor().transform(fop);
return pdf;
}
//============================================================================
// 24 por page
//============================================================================
function getPDFBarcodes24PerPage()
{
// Número de columnas
var ncols = 3;
// Ancho del código de barras
var widthBarcode = 5.7;
// Altura del código de barras
var heightBarcode = 1.122;
// Se imprimen 24
var svgs = [];
for (idx = 0; idx < 24; idx++) {
var svg = new Ax.barcode.SVG("000063405118").setHeight(heightBarcode).setPrintText(false).to3of9();
svgs.push(svg);
}
return getPDFBarcodes(ncols, widthBarcode, heightBarcode, svgs);
}
var pdf = getPDFBarcodes24PerPage();
new Ax.io.File("/tmp/barcodes24.pdf").write(pdf);
return pdf;