OS.XDrawArc(data.display,data.drawable,handle,x,y,width,height,startAngle * 64 ,endAngle * 64);
OS.XDrawArc(data.display, data.drawable, handle, x, y, width, height, startAngle * 64, arcAngle * 64);
public void drawArc(int x, int y, int width, int height, int startAngle, int endAngle) {	if (handle == 0) SWT.error(SWT.ERROR_GRAPHIC_DISPOSED);	if (width < 0) {		x = x + width;		width = -width;	}	if (height < 0) {		y = y + height;		height = -height;	}	if (width == 0 || height == 0 || endAngle == 0) {		SWT.error(SWT.ERROR_INVALID_ARGUMENT);	}	OS.XDrawArc(data.display,data.drawable,handle,x,y,width,height,startAngle * 64 ,endAngle * 64);}