protected void processAttributes(List<Property> properties, Element element) {
CTShd shd = null;
Shading shading = null;
int bgColor = 0xffffff; // the background color of the page is assumed as white
int fgColor = 0; // the default color of the font is assumed as black
int pctPattern = -1;
for (int i = 0; i < properties.size(); i++) {
if (properties.get(i) instanceof Shading) {
shd = (CTShd) properties.get(i).getObject();
fgColor = extractColor(shd.getColor(), 0);
if ((shd.getVal() != null)
&& ("clear".equals(shd.getVal().value()))
&& ("auto".equals(shd.getFill()))) {
// This is a reset to the background color of the page,
// it is treated as an special case, as the background color
// isn't inherited
bgColor = 0xffffff;
pctPattern = -2;
} else {
pctPattern = (shd.getVal() != null ? extractPattern(shd.getVal().value()) : -1);
bgColor = extractColor(shd.getFill(), bgColor);
}
}
}
if (pctPattern == -1) {
applyAttributes(properties, element);
} else {
properties.add(createShading(fgColor, bgColor, pctPattern));
applyAttributes(properties, element);
properties.remove(properties.size() - 1);
}
}
