public CellStyle(Writer styleWriter, JRExporterGridCell gridCell) {
super(styleWriter);
JRPrintElement element = gridCell.getElement();
if (element != null && element.getModeValue() == ModeEnum.OPAQUE) {
// fill = "solid";
backcolor = JRColorUtil.getColorHexa(element.getBackcolor());
} else {
// fill = "none";
if (gridCell.getBackcolor() != null) {
backcolor = JRColorUtil.getColorHexa(gridCell.getBackcolor());
}
}
RotationEnum rotation =
element instanceof JRPrintText
? ((JRPrintText) element).getRotationValue()
: RotationEnum.NONE;
VerticalAlignEnum vAlign = VerticalAlignEnum.TOP;
HorizontalAlignEnum hAlign = HorizontalAlignEnum.LEFT;
JRAlignment alignment = element instanceof JRAlignment ? (JRAlignment) element : null;
if (alignment != null) {
vAlign = alignment.getVerticalAlignmentValue();
hAlign = alignment.getHorizontalAlignmentValue();
}
horizontalAlignment = ParagraphStyle.getHorizontalAlignment(hAlign, vAlign, rotation);
verticalAlignment = ParagraphStyle.getVerticalAlignment(hAlign, vAlign, rotation);
setBox(gridCell.getBox());
}
private void exportBorder(DocxBorderInfo info, int side) {
if (info.borderWidth[side] != null) {
write(
"<w:"
+ DocxBorderInfo.BORDER[side]
+ " w:val=\""
+ info.borderStyle[side]
+ "\" w:sz=\""
+ info.borderWidth[side]
+ "\" w:space=\"0\"");
if (info.borderColor[side] != null) // FIXMEDOCX check this; use default color?
{
write(" w:color=\"" + JRColorUtil.getColorHexa(info.borderColor[side]) + "\"");
}
write(" />\n");
}
}
public Renderable createImage(
JasperReportsContext jasperReportsContext,
JRComponentElement componentElement,
QRCodeBean qrCodeBean,
String message) {
Map<EncodeHintType, Object> hints = new HashMap<EncodeHintType, Object>();
hints.put(EncodeHintType.CHARACTER_SET, QRCodeComponent.PROPERTY_DEFAULT_ENCODING);
ErrorCorrectionLevel errorCorrectionLevel =
qrCodeBean.getErrorCorrectionLevel().getErrorCorrectionLevel();
hints.put(EncodeHintType.ERROR_CORRECTION, errorCorrectionLevel);
ByteMatrix matrix = null;
SVGCanvasProvider provider = null;
try {
QRCode qrCode = Encoder.encode(message, errorCorrectionLevel, hints);
matrix = qrCode.getMatrix();
provider = new SVGCanvasProvider(false, OrientationEnum.UP.getValue());
} catch (WriterException e) {
throw new JRRuntimeException(e);
} catch (BarcodeCanvasSetupException e) {
throw new JRRuntimeException(e);
}
Document svgDoc = provider.getDOM();
Element svg = svgDoc.getDocumentElement();
int codeWidth = matrix.getWidth();
int codeHeight = matrix.getHeight();
JRStyle elementStyle = componentElement.getStyle();
int elementWidth =
componentElement.getWidth()
- (elementStyle == null
? 0
: (elementStyle.getLineBox().getLeftPadding()
+ elementStyle.getLineBox().getRightPadding()));
int elementHeight =
componentElement.getHeight()
- (elementStyle == null
? 0
: (elementStyle.getLineBox().getTopPadding()
+ elementStyle.getLineBox().getBottomPadding()));
int margin = qrCodeBean.getMargin() == null ? DEFAULT_MARGIN : qrCodeBean.getMargin();
int matrixWidth = codeWidth + 2 * margin;
int matrixHeight = codeHeight + 2 * margin;
// scaling to match the image size as closely as possible so that it looks good in html.
// the resolution is taken into account because the html exporter rasterizes to a png
// that has the same size as the svg.
int resolution =
JRPropertiesUtil.getInstance(jasperReportsContext)
.getIntegerProperty(
componentElement, BarcodeRasterizedImageProducer.PROPERTY_RESOLUTION, 300);
int imageWidth = (int) Math.ceil(elementWidth * (resolution / 72d));
int imageHeight = (int) Math.ceil(elementHeight * (resolution / 72d));
double horizontalScale = ((double) imageWidth) / matrixWidth;
double verticalScale = ((double) imageHeight) / matrixHeight;
// we are scaling with integer units, not considering fractional coordinates for now
int scale = Math.max(1, (int) Math.min(Math.ceil(horizontalScale), Math.ceil(verticalScale)));
int qrWidth = scale * matrixWidth;
int qrHeight = scale * matrixHeight;
// scaling again because of the integer units
double qrScale =
Math.max(1d, Math.max(((double) qrWidth) / imageWidth, ((double) qrHeight) / imageHeight));
int svgWidth = (int) Math.ceil(qrScale * imageWidth);
int svgHeight = (int) Math.ceil(qrScale * imageHeight);
svg.setAttribute("width", String.valueOf(svgWidth));
svg.setAttribute("height", String.valueOf(svgHeight));
svg.setAttribute("viewBox", "0 0 " + svgWidth + " " + svgHeight);
int xOffset = Math.max(0, (svgWidth - qrWidth) / 2);
int yOffset = Math.max(0, (svgHeight - qrHeight) / 2);
Color color = componentElement.getForecolor();
String fill = "#" + JRColorUtil.getColorHexa(color);
String fillOpacity =
color.getAlpha() < 255 ? Float.toString(((float) color.getAlpha()) / 255) : null;
String rectangleSize = Integer.toString(scale);
for (int x = 0; x < codeWidth; x++) {
for (int y = 0; y < codeHeight; y++) {
if (matrix.get(x, y) == 1) {
Element element = svgDoc.createElementNS(svg.getNamespaceURI(), "rect");
element.setAttribute("x", String.valueOf(xOffset + scale * (x + margin)));
element.setAttribute("y", String.valueOf(yOffset + scale * (y + margin)));
element.setAttribute("width", rectangleSize);
element.setAttribute("height", rectangleSize);
element.setAttribute("fill", fill);
if (fillOpacity != null) {
element.setAttribute("fill-opacity", fillOpacity);
}
svgDoc.getFirstChild().appendChild(element);
}
}
}
Source source = new DOMSource(svgDoc);
StringWriter outWriter = new StringWriter();
Result output = new StreamResult(outWriter);
try {
Transformer transformer = TransformerFactory.newInstance().newTransformer();
transformer.transform(source, output);
} catch (TransformerException e) {
throw new JRRuntimeException(e);
}
String svgString = outWriter.toString();
return new BatikRenderer(svgString, null);
}
