/**
* @brief
* Runs a script
*/
void Application44::RunScript(const String &sScriptFilename)
{
// Get the script source code
const String sSourceCode = LoadableManager::GetInstance()->LoadStringFromFile(sScriptFilename);
if (sSourceCode.GetLength()) {
// Create the script instance by using the extension of the given filename to detect the script language
Script *pScript = ScriptManager::GetInstance()->Create(ScriptManager::GetInstance()->GetScriptLanguageByExtension(Url(sScriptFilename).GetExtension()));
if (pScript) {
// Tell the script about "Application44::GetMyRTTIClassInstance"
pScript->AddGlobalFunction("GetMyRTTIClassInstance", Functor<MyRTTIClass*, MyRTTIClass*>(&Application44::GetMyRTTIClassInstance, this));
// Set the script source code
if (pScript->SetSourceCode(sSourceCode)) {
// Print the name of the used script language
System::GetInstance()->GetConsole().Print("-- " + pScript->GetScriptLanguage() + " script language --\n");
// Call the script function "OOP"
FuncScriptPtr<void>(pScript, "OOP").Call(Params<void>());
{ // Call the script function "UseCppRTTIObject"
Params<MyRTTIClass*, MyRTTIClass*> cParams(m_pMyRTTIClass);
FuncScriptPtr<MyRTTIClass*, MyRTTIClass*>(pScript, "UseCppRTTIObject").Call(cParams);
if (cParams.Return != m_pMyRTTIClass)
System::GetInstance()->GetConsole().Print("Error, script returned invalid RTTI object instance!\n");
}
// Cleanup
delete pScript;
// Print new line
System::GetInstance()->GetConsole().Print("--\n");
} else {
// Error!
System::GetInstance()->GetConsole().Print("Failed to use the script source code \"" + sScriptFilename + "\"\n");
}
}
} else {
// Error!
System::GetInstance()->GetConsole().Print("Failed to load the script \"" + sScriptFilename + "\"\n");
}
// Print new line
System::GetInstance()->GetConsole().Print('\n');
}
/**
* @brief
* Runs a script
*/
float Application42::RunScript(const String &sScriptFilename, float fFirst, float fSecond)
{
float fResult = 0.0f;
// Get the script source code
const String sSourceCode = LoadableManager::GetInstance()->LoadStringFromFile(sScriptFilename);
if (sSourceCode.GetLength()) {
// Create the script instance by using the extension of the given filename to detect the script language
Script *pScript = ScriptManager::GetInstance()->Create(ScriptManager::GetInstance()->GetScriptLanguageByExtension(Url(sScriptFilename).GetExtension()));
if (pScript) {
// Print the name of the used script language
System::GetInstance()->GetConsole().Print("-- " + pScript->GetScriptLanguage() + " script language --\n");
// Functor pointing to the static method "Application42::StaticMethod"
Functor<int, int> cStaticMethod(StaticMethod);
// Functor pointing to the static method "Application42::StaticStringMethod"
Functor<String, String> cStaticStringMethod(StaticStringMethod);
// Functor pointing to the member method "Application42::Method"
Functor<int, int> cMethod(&Application42::Method, this);
// Functor pointing to the script function "ScriptFunction"
Functor<int, int> cScriptFunction(new FuncScriptPtr<int, int>(pScript, "ScriptFunction"));
// Tell our script about those functors so that we can use them within the script...
pScript->AddGlobalFunction("CppFunction", cStaticMethod, "FirstNamespace.SecondNamespace");
pScript->AddGlobalFunction("CppStringFunction", cStaticStringMethod);
pScript->AddGlobalFunction("CppMethod", cMethod);
// The following is possible as well: Script is calling C++, C++ is calling script... *g*
pScript->AddGlobalFunction("CppScriptFunction", cScriptFunction);
// ... although it depends on the used internal script API whether or not it actually works without issues. With
// the Lua, Python and V8 (JavaScript) API there are no issues, but AngelScript can't run another AngelScript while one is already running.
// But using this way, one can e.g. call an AngelScript function from inside a Lua script function...
// But in general, to be on the safe side, don't do such crazy things... although, hm... *g*
// Set the script source code
if (pScript->SetSourceCode(sSourceCode)) {
float fFactor = 0.0f;
{ // Some functor fun
// Call functors - as you can see, there's no difference whether it's a static method, a member method or a script function
const int nValue = 42;
const int nFunctionResult = cStaticMethod(nValue);
const int nMethodResult = cMethod(nValue);
const int nScriptFunctionResult = cScriptFunction(nValue);
const bool bFunctorResultsEqual = (nFunctionResult == nValue && nMethodResult == nValue && nScriptFunctionResult == nValue);
System::GetInstance()->GetConsole().Print(String("Same functor behaviour: ") + (bFunctorResultsEqual ? "Yes" : "No") + '\n');
{ // Call the script function "CallCpp"
// Get the typed dynamic parameters
Params<int, int> cParams(nValue);
// Call the script function
FuncScriptPtr<int, int>(pScript, "CallCpp").Call(cParams);
// Get and check result
const bool bEqual = (cParams.Return == (nFunctionResult + nMethodResult + nScriptFunctionResult));
System::GetInstance()->GetConsole().Print(String("Global function behaviour as expected: ") + (bEqual ? "Yes" : "No") + '\n');
}
}
{ // Call the script function "GetFactor"
// Get the typed dynamic parameters
Params<float> cParams;
// Call the script function
FuncScriptPtr<float>(pScript, "GetFactor").Call(cParams);
// Get the result
fFactor = cParams.Return;
}
// Call the script function "SetFactor"
FuncScriptPtr<void, float>(pScript, "SetFactor").Call(Params<void, float>(fFactor + 1.0f));
{ // Call the script function "Calculate"
// Get the typed dynamic parameters
Params<float, float, float> cParams(fFirst, fSecond);
// Call the script function
FuncScriptPtr<float, float, float>(pScript, "Calculate").Call(cParams);
// Get the result
fResult = cParams.Return;
}
{ // Call the script function "ReturnMyString"
// Get the typed dynamic parameters
Params<String, String> cParams("MyString");
// Call the script function
FuncScriptPtr<String, String>(pScript, "ReturnMyString").Call(cParams);
// Check the result
System::GetInstance()->GetConsole().Print(String("Got my string: ") + (cParams.Return == "MyString" ? "Yes" : "No") + '\n');
}
// Print message
System::GetInstance()->GetConsole().Print('\'' + sScriptFilename + "' input was " + fFirst + " and " + fSecond + ", result is " + fResult + '\n');
{ // Call the script function "SayHello" which is inside the "PublicFunctions"-namespace
// Get the typed dynamic parameters
Params<String> cParams;
// Call the script function
FuncScriptPtr<String>(pScript, "SayHello", "PublicFunctions").Call(cParams);
// Get the result
System::GetInstance()->GetConsole().Print("The script function \"SayHello\" which is inside the \"PublicFunctions\"-namespace says \"" + cParams.Return + "\"\n");
}
} else {
// Error!
System::GetInstance()->GetConsole().Print("Failed to use the script source code \"" + sScriptFilename + "\"\n");
}
// Cleanup
delete pScript;
// Print new line
System::GetInstance()->GetConsole().Print("--\n");
}
} else {
// Error!
System::GetInstance()->GetConsole().Print("Failed to load the script \"" + sScriptFilename + "\"\n");
}
// Print new line
System::GetInstance()->GetConsole().Print('\n');
// Done
return fResult;
}
