/**
* Converts a Paint definition to a concrete <code>java.awt.Paint</code> instance according to the
* specified parameters.
*
* @param paintedElement the element interested in a Paint
* @param paintedNode the graphics node to paint (objectBoundingBox)
* @param paintDef the paint definition
* @param opacity the opacity to consider for the Paint
* @param ctx the bridge context
*/
public static Paint convertPaint(
Element paintedElement,
GraphicsNode paintedNode,
Value paintDef,
float opacity,
BridgeContext ctx) {
if (paintDef.getCssValueType() == CSSValue.CSS_PRIMITIVE_VALUE) {
switch (paintDef.getPrimitiveType()) {
case CSSPrimitiveValue.CSS_IDENT:
return null; // none
case CSSPrimitiveValue.CSS_RGBCOLOR:
return convertColor(paintDef, opacity);
case CSSPrimitiveValue.CSS_URI:
return convertURIPaint(paintedElement, paintedNode, paintDef, opacity, ctx);
default:
throw new IllegalArgumentException("Paint argument is not an appropriate CSS value");
}
} else { // List
Value v = paintDef.item(0);
switch (v.getPrimitiveType()) {
case CSSPrimitiveValue.CSS_RGBCOLOR:
return convertRGBICCColor(paintedElement, v, (ICCColor) paintDef.item(1), opacity, ctx);
case CSSPrimitiveValue.CSS_URI:
{
Paint result = silentConvertURIPaint(paintedElement, paintedNode, v, opacity, ctx);
if (result != null) return result;
v = paintDef.item(1);
switch (v.getPrimitiveType()) {
case CSSPrimitiveValue.CSS_IDENT:
return null; // none
case CSSPrimitiveValue.CSS_RGBCOLOR:
if (paintDef.getLength() == 2) {
return convertColor(v, opacity);
} else {
return convertRGBICCColor(
paintedElement, v, (ICCColor) paintDef.item(2), opacity, ctx);
}
default:
throw new IllegalArgumentException(
"Paint argument is not an appropriate CSS value");
}
}
default:
// can't be reached
throw new IllegalArgumentException("Paint argument is not an appropriate CSS value");
}
}
}
/**
* Converts the 'stroke-dasharray' property to a list of float number in user units.
*
* @param v the CSS value describing the dasharray property
*/
public static float[] convertStrokeDasharray(Value v) {
float[] dasharray = null;
if (v.getCssValueType() == CSSValue.CSS_VALUE_LIST) {
int length = v.getLength();
dasharray = new float[length];
float sum = 0;
for (int i = 0; i < dasharray.length; ++i) {
dasharray[i] = v.item(i).getFloatValue();
sum += dasharray[i];
}
if (sum == 0) {
/* 11.4 - If the sum of the <length>'s is zero, then
* the stroke is rendered as if a value of none were specified.
*/
dasharray = null;
}
}
return dasharray;
}