public static void WriteEvalToImageExpression(IMathLink ml, object obj, int width, int height, string graphicsFmt, int dpi, bool useFE)
{
ml.PutFunction("EvaluatePacket", 1);
int numArgs = 2 + (useFE ? 1 : 0) + (dpi > 0 ? 1 : 0) + (width > 0 || height > 0 ? 1 : 0);
ml.PutFunction("EvaluateToImage", numArgs);
ml.Put(obj);
if (useFE)
{
ml.Put(true);
}
ml.Put(graphicsFmt);
if (dpi > 0)
{
ml.PutFunction("Rule", 2);
ml.PutSymbol("ImageResolution");
ml.Put(dpi);
}
if (width > 0 || height > 0)
{
ml.PutFunction("Rule", 2);
ml.PutSymbol("ImageSize");
ml.PutFunction("List", 2);
if (width > 0)
{
ml.Put(width);
}
else
{
ml.PutSymbol("Automatic");
}
if (height > 0)
{
ml.Put(height);
}
else
{
ml.PutSymbol("Automatic");
}
}
ml.EndPacket();
}
// These next methods are called by implementors of the KernelLink "evaluateTo" methods. It is useful to separate the
// code to create the appropriate expression to send (which is what these methods do) and the code that runs the
// reading loop. In these methods, obj must be a string or Expr.
// This is ready to accommodate an evaluateToMathML() function, but I have not added such a function to KernelLink yet.
public static void WriteEvalToStringExpression(IMathLink ml, Object obj, int pageWidth, string format)
{
ml.PutFunction("EvaluatePacket", 1);
ml.PutFunction("ToString", 3);
if (obj is string)
{
ml.PutFunction("ToExpression", 1);
}
ml.Put(obj);
ml.PutFunction("Rule", 2);
ml.PutSymbol("FormatType");
ml.PutSymbol(format);
ml.PutFunction("Rule", 2);
ml.PutSymbol("PageWidth");
if (pageWidth > 0)
{
ml.Put(pageWidth);
}
else
{
ml.PutSymbol("Infinity");
}
ml.EndPacket();
}
public static void WriteEvalToTypesetExpression(IMathLink ml, object obj, int pageWidth, string graphicsFmt, bool useStdForm)
{
ml.PutFunction("EvaluatePacket", 1);
int numArgs = 2 + (useStdForm ? 0 : 1) + (pageWidth > 0 ? 1 : 0);
ml.PutFunction("EvaluateToTypeset", numArgs);
ml.Put(obj);
if (!useStdForm)
{
ml.PutSymbol("TraditionalForm");
}
if (pageWidth > 0)
{
ml.Put(pageWidth);
}
ml.Put(graphicsFmt);
ml.EndPacket();
}
/// <summary>
/// Writes an instance of the class specified as the <see cref="IMathLink.ComplexType">ComplexType</see> on the link.
/// </summary>
///
public void PutComplex(IMathLink ml, object obj)
{
if (ComplexType == null)
{
throw new MathLinkException(MathLinkException.MLE_NO_COMPLEX);
}
double re = 0;
double im = 0;
try {
re = getRealPart(obj);
im = getImaginaryPart(obj);
} catch (Exception e) {
// Shouldn't get here.
ml.PutSymbol("$Failed");
throw e;
}
ml.PutFunction("Complex", 2);
// Use Put(double), because it has code to handle NaN, infinity.
ml.Put(re);
ml.Put(im);
}
public override void PutSymbol(string s)
{
impl.PutSymbol(s);
}
/// <summary>
/// Analogous to the MLInstall function in mprep-generated C programs.
/// </summary>
/// <param name="ml"></param>
/// <returns>Whether it succeeded or not.</returns>
///
public static bool install(IMathLink ml)
{
// Adding nXX functions here requires also adding the symbols to the NETLink`NET.m file.
try {
ml.Connect();
ml.Put("Begin[\"" + KernelLinkImpl.PACKAGE_INTERNAL_CONTEXT + "\"]");
definePattern(ml, "nCall[typeName_String, obj_Symbol, callType_Integer, isByVal_, memberName_String, argCount_Integer, typesAndArgs___]", "{typeName, obj, callType, isByVal, memberName, argCount, typesAndArgs}", CALL);
definePattern(ml, "nLoadType1[type_String, assemblyName_]", "{type, assemblyName}", LOADTYPE1);
definePattern(ml, "nLoadType2[type_String, assemblyObj_]", "{type, assemblyObj}", LOADTYPE2);
definePattern(ml, "nLoadExistingType[typeObject_?NETObjectQ]", "{typeObject}", LOADEXISTINGTYPE);
definePattern(ml, "nLoadAssembly[assemblyNameOrPath_String, suppressErrors_]", "{assemblyNameOrPath, suppressErrors}", LOADASSEMBLY);
definePattern(ml, "nLoadAssemblyFromDir[assemblyName_String, dir_String]", "{assemblyName, dir}", LOADASSEMBLYFROMDIR);
definePattern(ml, "nGetAssemblyObject[asmName_String]", "{asmName}", GETASSEMBLYOBJ);
definePattern(ml, "nGetTypeObject[aqTypeName_String]", "{aqTypeName}", GETTYPEOBJ);
definePattern(ml, "nReleaseObject[instances:{__Symbol}]", "{instances}", RELEASEOBJECT);
definePattern(ml, "nMakeObject[typeName_String, argType_Integer, val_]", "{typeName, argType, val}", MAKEOBJECT);
definePattern(ml, "nVal[obj_?NETObjectQ]", "{obj}", VAL);
definePattern(ml, "nReflectType[typeName_String]", "{typeName}", REFLECTTYPE);
definePattern(ml, "nReflectAsm[asmName_String]", "{asmName}", REFLECTASM);
definePattern(ml, "nSetComplex[typeName_String]", "{typeName}", SETCOMPLEX);
definePattern(ml, "nSameQ[obj1_?NETObjectQ, obj2_?NETObjectQ]", "{obj1, obj2}", SAMEQ);
definePattern(ml, "nInstanceOf[obj_?NETObjectQ, aqTypeName_String]", "{obj, aqTypeName}", INSTANCEOF);
definePattern(ml, "nCast[obj_?NETObjectQ, aqTypeName_String]", "{obj, aqTypeName}", CAST);
definePattern(ml, "nPeekTypes[]", "{}", PEEKTYPES);
definePattern(ml, "nPeekObjects[]", "{}", PEEKOBJECTS);
definePattern(ml, "nPeekAssemblies[]", "{}", PEEKASSEMBLIES);
definePattern(ml, "nCreateDelegate[typeName_String, mFunc_String, sendTheseArgs_Integer, callsUnshare:(True | False), wrapInNETBlock:(True | False)]", "{typeName, mFunc, sendTheseArgs, callsUnshare, wrapInNETBlock}", CREATEDELEGATE);
definePattern(ml, "nDefineDelegate[name_String, retTypeName_String, paramTypeNames_List]", "{name, retTypeName, paramTypeNames}", DEFINEDELEGATE);
definePattern(ml, "nDlgTypeName[eventObject_?NETObjectQ, aqTypeName_String, evtName_String]", "{eventObject, aqTypeName, evtName}", DLGTYPENAME);
definePattern(ml, "nAddHandler[eventObject_?NETObjectQ, aqTypeName_String, evtName_String, delegate_?NETObjectQ]", "{eventObject, aqTypeName, evtName, delegate}", ADDHANDLER);
definePattern(ml, "nRemoveHandler[eventObject_?NETObjectQ, aqTypeName_String, evtName_String, delegate_?NETObjectQ]", "{eventObject, aqTypeName, evtName, delegate}", REMOVEHANDLER);
definePattern(ml, "nCreateDLL1[funcName_String, dllName_String, callConv_String, retTypeName_String, argTypeNames_, areOutParams_, strFormat_String]", "{funcName, dllName, callConv, retTypeName, argTypeNames, areOutParams, strFormat}", CREATEDLL1);
definePattern(ml, "nCreateDLL2[decl_String, refAsms_, lang_String]", "{decl, refAsms, lang}", CREATEDLL2);
definePattern(ml, "nModal[modal:(True | False), formToActivate_?NETObjectQ]", "{modal, formToActivate}", MODAL);
definePattern(ml, "nShow[formToActivate_?NETObjectQ]", "{formToActivate}", SHOW);
definePattern(ml, "nShareKernel[sharing:(True | False)]", "{sharing}", SHAREKERNEL);
definePattern(ml, "nAllowUIComputations[allow:(True | False)]", "{allow}", ALLOWUICOMPS);
definePattern(ml, "nUILink[name_String, prot_String]", "{name, prot}", UILINK);
definePattern(ml, "nIsCOMProp[obj_?NETObjectQ, memberName_String]", "{obj, memberName}", ISCOMPROP);
definePattern(ml, "nCreateCOM[clsIDOrProgID_String]", "{clsIDOrProgID}", CREATECOM);
definePattern(ml, "nGetActiveCOM[clsIDOrProgID_String]", "{clsIDOrProgID}", GETACTIVECOM);
definePattern(ml, "nReleaseCOM[obj_?NETObjectQ]", "{obj}", RELEASECOM);
definePattern(ml, "nLoadTypeLibrary[tlbPath_String, safeArrayAsArray_, assemblyFile_String]", "{tlbPath, safeArrayAsArray, assemblyFile}", LOADTYPELIBRARY);
definePattern(ml, "nGetException[]", "{}", GETEXCEPTION);
definePattern(ml, "nConnectToFEServer[linkName_String]", "{linkName}", CONNECTTOFE);
definePattern(ml, "nDisconnectToFEServer[]", "{}", DISCONNECTTOFE);
// For speed testing:
definePattern(ml, "noop[]", "{}", NOOP);
definePattern(ml, "noop2[argc_Integer, args___]", "{argc, args}", NOOP2);
// Here we define the argTypeToInteger function by sending
// MapThread[(argTypeToInteger[#1] = #2)&, {ToExpression /@ argTypePatterns, {... ARGTYPE_ constants ...}}]
ml.PutFunction("MapThread", 2);
ml.PutFunction("Function", 1);
ml.PutFunction("Set", 2);
ml.PutFunction("argTypeToInteger", 1);
ml.PutFunction("Slot", 1);
ml.Put(1);
ml.PutFunction("Slot", 1);
ml.Put(2);
ml.PutFunction("List", 2);
ml.PutFunction("Map", 2);
ml.PutSymbol("ToExpression");
ml.Put(argTypePatterns);
ml.PutFunction("List", 13);
ml.Put(ARGTYPE_INTEGER);
ml.Put(ARGTYPE_REAL);
ml.Put(ARGTYPE_STRING);
ml.Put(ARGTYPE_BOOLEAN);
ml.Put(ARGTYPE_NULL);
ml.Put(ARGTYPE_MISSING);
ml.Put(ARGTYPE_OBJECTREF);
ml.Put(ARGTYPE_VECTOR);
ml.Put(ARGTYPE_MATRIX);
ml.Put(ARGTYPE_TENSOR3);
ml.Put(ARGTYPE_LIST);
ml.Put(ARGTYPE_COMPLEX);
ml.Put(ARGTYPE_OTHER);
ml.Put("End[]");
ml.PutSymbol("End");
ml.Flush();
return(true);
} catch (MathLinkException) {
return(false);
}
}