/**
* Displays the current path.
*
* @param operation One of the possible combinations of {@link com.itextpdf.text.pdf.parser.PathPaintingRenderInfo#STROKE}
* and {@link com.itextpdf.text.pdf.parser.PathPaintingRenderInfo#FILL} values or
* {@link com.itextpdf.text.pdf.parser.PathPaintingRenderInfo#NO_OP}
* @param rule Either {@link com.itextpdf.text.pdf.parser.PathPaintingRenderInfo#NONZERO_WINDING_RULE} or
* {@link com.itextpdf.text.pdf.parser.PathPaintingRenderInfo#EVEN_ODD_RULE}
* In case it isn't applicable pass any <CODE>int</CODE> value.
* @param close Indicates whether the path should be closed or not.
* @since 5.5.6
*/
private void PaintPath(int operation, int rule, bool close) {
if (close) {
ModifyPath(PathConstructionRenderInfo.CLOSE, null);
}
PathPaintingRenderInfo renderInfo = new PathPaintingRenderInfo(operation, rule, Gs());
((IExtRenderListener) renderListener).RenderPath(renderInfo);
}
public virtual Path RenderPath(PathPaintingRenderInfo renderInfo) {
bool stroke = (renderInfo.Operation & PathPaintingRenderInfo.STROKE) != 0;
bool fill = (renderInfo.Operation & PathPaintingRenderInfo.FILL) != 0;
float lineWidth = renderInfo.LineWidth;
int lineCapStyle = renderInfo.LineCapStyle;
int lineJoinStyle = renderInfo.LineJoinStyle;
float miterLimit = renderInfo.MiterLimit;
LineDashPattern lineDashPattern = renderInfo.LineDashPattern;
if (stroke) {
currentStrokePath = FilterCurrentPath(renderInfo.Ctm, true, -1,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
if (fill) {
currentFillPath = FilterCurrentPath(renderInfo.Ctm, false, renderInfo.Rule,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
if (clipPath) {
if (fill && renderInfo.Rule == clippingRule) {
newClippingPath = currentFillPath;
} else {
newClippingPath = FilterCurrentPath(renderInfo.Ctm, false, clippingRule,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
}
unfilteredCurrentPath = new Path();
return newClippingPath;
}
public virtual Path RenderPath(PathPaintingRenderInfo renderInfo) {
// If previous clipping is empty, then we shouldn't compute the new one
// because their intersection is empty.
if (newClippingPath.IsEmpty()) {
currentStrokePath = new Path();
currentFillPath = currentStrokePath;
return newClippingPath;
}
bool stroke = (renderInfo.Operation & PathPaintingRenderInfo.STROKE) != 0;
bool fill = (renderInfo.Operation & PathPaintingRenderInfo.FILL) != 0;
float lineWidth = renderInfo.LineWidth;
int lineCapStyle = renderInfo.LineCapStyle;
int lineJoinStyle = renderInfo.LineJoinStyle;
float miterLimit = renderInfo.MiterLimit;
LineDashPattern lineDashPattern = renderInfo.LineDashPattern;
if (stroke) {
currentStrokePath = FilterCurrentPath(renderInfo.Ctm, true, -1,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
if (fill) {
currentFillPath = FilterCurrentPath(renderInfo.Ctm, false, renderInfo.Rule,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
if (clipPath) {
if (fill && renderInfo.Rule == clippingRule) {
newClippingPath = currentFillPath;
} else {
newClippingPath = FilterCurrentPath(renderInfo.Ctm, false, clippingRule,
lineWidth, lineCapStyle, lineJoinStyle, miterLimit, lineDashPattern);
}
}
unfilteredCurrentPath = new Path();
return newClippingPath;
}
