/**
* Does the buffer for the source geomety
*
* @param sourceGeometry
* @param width
* @param sourceUnits
* @param targetUnits
* @param quadrantSegments
* @param monitor
* @return
* @throws InterruptedException
*/
private Geometry makeBufferGeometry(
final Geometry sourceGeometry,
final double width,
final Unit sourceUnits,
final Unit targetUnits,
final int quadrantSegments,
final IProgressMonitor monitor)
throws InterruptedException {
double bufferWidth = getBufferWidth(width, sourceUnits, targetUnits);
BufferOp bufOp = new BufferOp(sourceGeometry);
bufOp.setQuadrantSegments(quadrantSegments);
Geometry bufferedGeometry =
bufOp.getResultGeometry(bufferWidth, new JTSProgressMonitor(monitor));
return bufferedGeometry;
}
private Geometry createBuffer(
List<Geometry> lineStrings, double bufferSize, boolean excludeTermini) {
BufferParameters bufferParameters = new BufferParameters();
if (excludeTermini) {
bufferParameters.setEndCapStyle(BufferParameters.CAP_FLAT);
} else {
bufferParameters.setEndCapStyle(BufferParameters.CAP_ROUND);
}
Geometry union = null;
for (Geometry lineString : lineStrings) {
Geometry buffer = BufferOp.bufferOp(lineString, bufferSize, bufferParameters);
if (union == null) {
union = buffer;
} else {
union = union.union(buffer);
}
}
return union;
}