@Override
public StyledString getStyledText(Object element) {
if (element instanceof AddNewFunctionModel) {
return new StyledString("Add new function", StyledString.COUNTER_STYLER);
} else if (element instanceof SetFunctionModel) {
return new StyledString("Set function", StyledString.COUNTER_STYLER);
} else if (element instanceof FunctionModel) {
FunctionModel functionModel = (FunctionModel) element;
IFunction function = functionModel.getFunction();
if (function instanceof JexlExpressionFunction) {
return getJexlStyledText((JexlExpressionFunction) function);
} else {
return new StyledString(function.getName());
}
} else if (element instanceof OperatorModel) {
OperatorModel operatorModel = (OperatorModel) element;
IOperator operator = operatorModel.getOperator();
return new StyledString(operator.getName());
} else if (element instanceof ParameterModel) {
ParameterModel parameterModel = (ParameterModel) element;
return new StyledString(parameterModel.getParameter().getName());
}
return new StyledString("");
}
@Override
public void updateParameters() {
params.clear();
for (int i = 0; i < 2; i++) {
IFunction f = getFunction(i);
if (f == null) continue;
for (int j = 0, jmax = f.getNoOfParameters(); j < jmax; j++) {
IParameter p = f.getParameter(j);
boolean add = true;
for (IParameter param : params) {
if (p == param) {
add = false;
break;
}
}
if (add) {
params.add(p);
}
}
}
setDirty(true);
if (parent != null) {
parent.updateParameters();
}
}
@Override
public String toString() {
StringBuffer out = new StringBuffer();
if (fa != null) {
out.append(String.format("Function 0 - \n"));
out.append(fa.toString());
out.append('\n');
}
if (fb != null) {
out.append(String.format("Function 1 - \n"));
out.append(fb.toString());
out.append('\n');
}
return out.length() == 0 ? OPERATOR_NO_FUNCTIONS : out.substring(0, out.length() - 1);
}
@Override
public void removeFunction(int index) {
switch (index) {
case 0:
fa.setParentOperator(null);
fa = fb;
fb = null;
break;
case 1:
fb.setParentOperator(null);
fb = null;
break;
default:
throw new IndexOutOfBoundsException("Can not remove this index as it is not 0 or 1");
}
updateParameters();
}
@Override
public void setFunction(int index, IFunction function) {
switch (index) {
case 0:
fa = function;
break;
case 1:
fb = function;
break;
default:
throw new IndexOutOfBoundsException("Can not set this index as it is not 0 or 1");
}
if (function != null) function.setParentOperator(this);
updateParameters();
}