/**
* Converts for the specified element, its fill paint properties to a Paint object.
*
* @param filledElement the element interested in a Paint
* @param filledNode the graphics node to fill
* @param ctx the bridge context
*/
public static Paint convertFillPaint(
Element filledElement, GraphicsNode filledNode, BridgeContext ctx) {
Value v = CSSUtilities.getComputedStyle(filledElement, SVGCSSEngine.FILL_OPACITY_INDEX);
float opacity = convertOpacity(v);
v = CSSUtilities.getComputedStyle(filledElement, SVGCSSEngine.FILL_INDEX);
return convertPaint(filledElement, filledNode, v, opacity, ctx);
}
/**
* Converts for the specified element, its stroke paint properties to a Paint object.
*
* @param strokedElement the element interested in a Paint
* @param strokedNode the graphics node to stroke
* @param ctx the bridge context
*/
public static Paint convertStrokePaint(
Element strokedElement, GraphicsNode strokedNode, BridgeContext ctx) {
Value v = CSSUtilities.getComputedStyle(strokedElement, SVGCSSEngine.STROKE_OPACITY_INDEX);
float opacity = convertOpacity(v);
v = CSSUtilities.getComputedStyle(strokedElement, SVGCSSEngine.STROKE_INDEX);
return convertPaint(strokedElement, strokedNode, v, opacity, ctx);
}
/**
* Returns a <code>ShapePainter</code> defined on the specified element and for the specified
* shape node.
*
* @param e the element with the marker CSS properties
* @param node the shape node
* @param ctx the bridge context
*/
public static ShapePainter convertMarkers(Element e, ShapeNode node, BridgeContext ctx) {
Value v;
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.MARKER_START_INDEX);
Marker startMarker = convertMarker(e, v, ctx);
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.MARKER_MID_INDEX);
Marker midMarker = convertMarker(e, v, ctx);
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.MARKER_END_INDEX);
Marker endMarker = convertMarker(e, v, ctx);
if (startMarker != null || midMarker != null || endMarker != null) {
MarkerShapePainter p = new MarkerShapePainter(node.getShape());
p.setStartMarker(startMarker);
p.setMiddleMarker(midMarker);
p.setEndMarker(endMarker);
return p;
} else {
return null;
}
}
/**
* Converts a <code>Stroke</code> object defined on the specified element.
*
* @param e the element on which the stroke is specified
*/
public static Stroke convertStroke(Element e) {
Value v;
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_WIDTH_INDEX);
float width = v.getFloatValue();
if (width == 0.0f) return null; // Stop here no stroke should be painted.
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_LINECAP_INDEX);
int linecap = convertStrokeLinecap(v);
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_LINEJOIN_INDEX);
int linejoin = convertStrokeLinejoin(v);
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_MITERLIMIT_INDEX);
float miterlimit = convertStrokeMiterlimit(v);
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_DASHARRAY_INDEX);
float[] dasharray = convertStrokeDasharray(v);
float dashoffset = 0;
if (dasharray != null) {
v = CSSUtilities.getComputedStyle(e, SVGCSSEngine.STROKE_DASHOFFSET_INDEX);
dashoffset = v.getFloatValue();
// make the dashoffset positive since BasicStroke cannot handle
// negative values
if (dashoffset < 0) {
float dashpatternlength = 0;
for (int i = 0; i < dasharray.length; i++) {
dashpatternlength += dasharray[i];
}
// if the dash pattern consists of an odd number of elements,
// the pattern length must be doubled
if ((dasharray.length % 2) != 0) dashpatternlength *= 2;
if (dashpatternlength == 0) {
dashoffset = 0;
} else {
while (dashoffset < 0) dashoffset += dashpatternlength;
}
}
}
return new BasicStroke(width, linecap, linejoin, miterlimit, dasharray, dashoffset);
}
