- calculatedouble calculate() 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- changevoid change(double value) 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- changevoid change(double value, double duration) 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- changevoid change(double value, double function(double) func) 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- completiondouble completion() 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- donebool done() 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- replacevoid replace(double start, double end) 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- replacevoid replace(double end) 
- Undocumented in source. Be warned that the author may not have intended to support it. 
- timeCurrentdouble timeCurrent() 
- Undocumented in source. Be warned that the author may not have intended to support it.