public override void ExportJavaScriptCodeStatements(StringCollection method)
{
MathNode.Trace("ExportJavaScriptCodeStatements for {0}", this.GetType());
//0: start
//1: end
//2: function
//3: dx IsParam
//4: sum IsLocal
//5: summing index IsLocal IsParam
base.ExportJavaScriptCodeStatements(method);
//assign code expression to all x in the function
OnPrepareJavaScriptVariable(method);
MathNodeVariable.DeclareJavaScriptVariable(method, (IVariable)this[4], "0");
string sum = ((IVariable)this[4]).CodeVariableName;
method.Add(MathNode.FormString("{0}=0;\r\n", sum));
string c5 = this.GetParameterCodeJS(method, 5);
string f1 = MathNode.FormString("for({0}=1;{1}<={2}-1;({1})++)\r\n{\r\n");
method.Add(f1);
method.Add(MathNode.FormString("\t{0}={0} + {1};\r\n", sum, this.GetParameterCodeJS(method, 2)));
method.Add("}\r\n");
//clear code expression to all x in the function
this[2].AssignJavaScriptCodeExp(null, ((MathNodeVariable)this[3]).CodeVariableName);
}
public override void ExportJavaScriptCodeStatements(StringCollection method)
{
int n = Branches;
MathNode.Trace("ExportJavaScriptCodeStatements for {0}, branches: {1}", this.GetType(), n);
string resultName = ((IVariable)this[n + 1]).CodeVariableName;
OnPrepareJavaScriptVariable(method);
MathNode.Trace("result is varibale {0}", resultName);
string result = resultName;
MathNodeVariable.DeclareJavaScriptVariable(method, (IVariable)this[n + 1], null);
MathNode.Trace("default value: {0}", this[n].ToString());
this[n].ExportJavaScriptCodeStatements(method);
string eDefault = this[n].CreateJavaScript(method);
string stDefault = MathNode.FormString("{0}={1};\r\n", result, eDefault);
if (n == 0)
{
MathNode.Trace("no condition given");
method.Add(stDefault);
}
else
{
string e = this[0][1].CreateJavaScript(method);
string ce = this[0][0].CreateJavaScript(method);
bool isSameVariable = false;
IVariable ve = this[0][0] as IVariable;
if (ve != null)
{
if (string.CompareOrdinal(ve.VariableName, resultName) == 0)
{
isSameVariable = true;
}
}
StringBuilder trueStatements = new StringBuilder();
StringBuilder falseStatements = new StringBuilder();
if (!isSameVariable)
{
trueStatements.Append(MathNode.FormString("{0}={1};\r\n", result, e));
}
int indent = 0;
string tabs = string.Empty;
method.Add(MathNode.FormString("if({0}) {{\r\n\t", ce));
method.Add(trueStatements.ToString());
method.Add("}\r\n");
for (int i = 1; i < n; i++)
{
e = this[i][1].CreateJavaScript(method);
ce = this[i][0].CreateJavaScript(method);
method.Add(tabs);
method.Add("else {\r\n");
indent++;
tabs = new string('\t', indent);
method.Add(tabs);
method.Add(MathNode.FormString("if({0}) {{\r\n", ce));
method.Add(tabs);
method.Add(MathNode.FormString("\t{0}={1};\r\n", result, e));
method.Add(tabs);
method.Add("}\r\n");
}
method.Add(tabs);
method.Add("else {\r\n\t");
method.Add(tabs);
method.Add(stDefault);
method.Add("\r\n");
method.Add(tabs);
method.Add("}\r\n");
for (int i = 1; i < n; i++)
{
indent--;
tabs = new string('\t', indent);
method.Add(tabs);
method.Add("}\r\n");
}
}
}