public void processContent(
final ReportElement element, final Object computedValue, final Object rawValue) {
if (computedValue == null) {
final StyleSheet resolvedStyle = element.getComputedStyle();
final RenderBox parentRenderBox = this.context.getRenderBox();
if (parentRenderBox.isEmptyNodesHaveSignificance()
|| metaData.isExtraContentElement(resolvedStyle, element.getAttributes())) {
ensureEmptyChildIsAdded(parentRenderBox, element);
this.context.setEmpty(false);
}
return;
}
if (String.class.equals(computedValue.getClass())) {
processText(element, (String) computedValue, rawValue);
} else if (computedValue instanceof Shape) {
final StyleSheet resolvedStyle = element.getComputedStyle();
final Shape shape = (Shape) computedValue;
final ReportDrawable reportDrawable =
new ShapeDrawable(
shape, resolvedStyle.getBooleanStyleProperty(ElementStyleKeys.KEEP_ASPECT_RATIO));
processReportDrawable(element, reportDrawable, rawValue);
} else if (computedValue instanceof ReportDrawable) {
processReportDrawable(element, (ReportDrawable) computedValue, rawValue);
} else if (computedValue instanceof ImageContainer
|| computedValue instanceof DrawableWrapper) {
processReplacedContent(element, computedValue, rawValue);
} else if (DrawableWrapper.isDrawable(computedValue)) {
processReplacedContent(element, new DrawableWrapper(computedValue), rawValue);
} else {
processText(element, String.valueOf(computedValue), rawValue);
}
}
public void draw(final Graphics2D graphics2D, final Rectangle2D bounds) {
Graphics2D g = (Graphics2D) graphics2D.create();
g.setColor((Color) styleSheet.getStyleProperty(ElementStyleKeys.PAINT, Color.BLACK));
if (styleSheet.getBooleanStyleProperty(ElementStyleKeys.DRAW_SHAPE)) {
g.draw(bounds);
}
if (styleSheet.getBooleanStyleProperty(ElementStyleKeys.FILL_SHAPE)) {
Graphics2D g2 = (Graphics2D) g.create();
Color fillColor =
(Color) styleSheet.getStyleProperty(ElementStyleKeys.FILL_COLOR, Color.WHITE);
g2.setColor(fillColor);
g2.fill(bounds);
g2.dispose();
}
if (vectorImageBackground != null) {
Graphics2D g2 = (Graphics2D) g.create();
vectorImageBackground.draw(g2, bounds);
g2.dispose();
}
if (rasterImageBackground != null) {
Graphics2D g2 = (Graphics2D) g.create();
Image image = rasterImageBackground.getImage();
WaitingImageObserver obs = new WaitingImageObserver(image);
obs.waitImageLoaded();
g.setColor(Color.WHITE);
g.setBackground(Color.WHITE);
while (g2.drawImage(
image,
(int) bounds.getX(),
(int) bounds.getY(),
(int) bounds.getWidth(),
(int) bounds.getHeight(),
null)
== false) {
obs.waitImageLoaded();
if (obs.isError()) {
logger.warn("Error while loading the image during the rendering.");
break;
}
}
g2.dispose();
}
if (StringUtils.isEmpty(textToPrint) == false) {
AttributedCharacterIterator paragraph = new AttributedString(textToPrint).getIterator();
int paragraphStart = paragraph.getBeginIndex();
int paragraphEnd = paragraph.getEndIndex();
FontRenderContext frc = g.getFontRenderContext();
LineBreakMeasurer lineMeasurer = new LineBreakMeasurer(paragraph, frc);
float breakWidth = (float) bounds.getWidth();
float drawPosY = 0;
// Set position to the index of the first character in the paragraph.
lineMeasurer.setPosition(paragraphStart);
while (lineMeasurer.getPosition() < paragraphEnd) {
TextLayout layout = lineMeasurer.nextLayout(breakWidth).getJustifiedLayout(breakWidth);
float drawPosX = layout.isLeftToRight() ? 0 : breakWidth - layout.getAdvance();
drawPosY += layout.getAscent();
layout.draw(g, drawPosX, drawPosY);
drawPosY += layout.getDescent() + layout.getLeading();
}
}
}
