virtual std::string Generate(gd::BaseEvent & event_, gd::EventsCodeGenerator & codeGenerator,
gd::EventsCodeGenerationContext & /* The function has nothing to do with the current context */)
{
FunctionEvent & event = dynamic_cast<FunctionEvent&>(event_);
//Declaring the pointer to the function parameters
codeGenerator.AddGlobalDeclaration(event.globalDeclaration);
//Declaring function prototype.
codeGenerator.AddGlobalDeclaration("void "+FunctionEvent::MangleFunctionName(event)+"(RuntimeContext *, std::map <std::string, std::vector<RuntimeObject*> *>);\n");
//Generating function code:
std::string functionCode;
functionCode += "\nvoid "+FunctionEvent::MangleFunctionName(event)+"(RuntimeContext * runtimeContext, std::map <std::string, std::vector<RuntimeObject*> *> objectsListsMap)\n{\n";
gd::EventsCodeGenerationContext callerContext;
{
std::vector<std::string> realObjects = codeGenerator.ExpandObjectsName(event.GetObjectsPassedAsArgument(), callerContext);
for (unsigned int i = 0;i<realObjects.size();++i)
{
callerContext.EmptyObjectsListNeeded(realObjects[i]);
functionCode += "std::vector<RuntimeObject*> "+ManObjListName(realObjects[i]) + ";\n";
functionCode += "if ( objectsListsMap[\""+realObjects[i]+"\"] != NULL ) "+ManObjListName(realObjects[i])+" = *objectsListsMap[\""+realObjects[i]+"\"];\n";
}
}
functionCode += "{";
gd::EventsCodeGenerationContext context;
context.InheritsFrom(callerContext);
//Generating function body code
std::string conditionsCode = codeGenerator.GenerateConditionsListCode(event.GetConditions(), context);
std::string actionsCode = codeGenerator.GenerateActionsListCode(event.GetActions(), context);
std::string subeventsCode = codeGenerator.GenerateEventsListCode(event.GetSubEvents(), context);
functionCode += codeGenerator.GenerateObjectsDeclarationCode(context);
std::string ifPredicat = "true";
for (unsigned int i = 0;i<event.GetConditions().size();++i)
ifPredicat += " && condition"+ToString(i)+"IsTrue";
functionCode += conditionsCode;
functionCode += "if (" +ifPredicat+ ")\n";
functionCode += "{\n";
functionCode += actionsCode;
if ( event.HasSubEvents() ) //Sub events
{
functionCode += "\n{\n";
functionCode += subeventsCode;
functionCode += "}\n";
}
functionCode += "}\n";
functionCode += "}\n"; //Context end
functionCode += "}\n"; //Function end
codeGenerator.AddCustomCodeOutsideMain(functionCode);
return "";
}
virtual std::string GenerateCode(gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context)
{
std::string outputCode;
std::vector<std::string> realObjects = codeGenerator.ExpandObjectsName(instruction.GetParameter(0).GetPlainString(), context);
for (unsigned int i = 0;i<realObjects.size();++i)
{
context.SetCurrentObject(realObjects[i]);
context.ObjectsListNeeded(realObjects[i]);
std::string newX, newY;
std::string expression1Code;
{
gd::CallbacksForGeneratingExpressionCode callbacks(expression1Code, codeGenerator, context);
gd::ExpressionParser parser(instruction.GetParameters()[2].GetPlainString());
if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || expression1Code.empty())
expression1Code = "0";
}
std::string expression2Code;
{
gd::CallbacksForGeneratingExpressionCode callbacks(expression2Code, codeGenerator, context);
gd::ExpressionParser parser(instruction.GetParameters()[4].GetPlainString());
if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || expression2Code.empty())
expression2Code = "0";
}
std::string op1 = instruction.GetParameter(1).GetPlainString();
if ( op1 == "=" || op1.empty() )
newX = expression1Code;
else if ( op1 == "/" || op1 == "*" || op1 == "-" || op1 == "+" )
newX = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].getX() "+op1 + expression1Code;
else
return "";
std::string op2 = instruction.GetParameter(3).GetPlainString();
if ( op2 == "=" || op2.empty() )
newY = expression2Code;
else if ( op2 == "/" || op2 == "*" || op2 == "-" || op2 == "+" )
newY = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].getY() "+op2 + expression2Code;
else
return "";
std::string call = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].setPosition("+newX+","+newY+")";
outputCode += "for(var i = 0, len = "+codeGenerator.GetObjectListName(realObjects[i], context)+".length ;i < len;++i) {\n";
outputCode += " "+call+";\n";
outputCode += "}\n";
context.SetNoCurrentObject();
}
return outputCode;
};
virtual std::string GenerateCode(gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context)
{
codeGenerator.AddGlobalDeclaration(FunctionEvent::globalDeclaration);
std::string functionName = instruction.GetParameter(0).GetPlainString();
const gd::Project & project = codeGenerator.GetProject();
const gd::Layout & scene = codeGenerator.GetLayout();
const FunctionEvent * functionEvent = FunctionEvent::SearchForFunctionInEvents(scene.GetEvents(), functionName);
if ( !functionEvent )
{
std::cout << "Function \""+functionName+"\" not found!" << std::endl;
return "//Function \""+functionName+"\" not found.\n";
}
std::string code;
//Generate code for objects passed as arguments
std::string objectsAsArgumentCode;
{
objectsAsArgumentCode += "runtimeContext->ClearObjectListsMap()";
std::vector<std::string> realObjects = codeGenerator.ExpandObjectsName(functionEvent->GetObjectsPassedAsArgument(), context);
for (unsigned int i = 0;i<realObjects.size();++i)
{
context.EmptyObjectsListNeeded(realObjects[i]);
objectsAsArgumentCode += ".AddObjectListToMap(\""+codeGenerator.ConvertToString(realObjects[i])+"\", "+ManObjListName(realObjects[i])+")";
}
objectsAsArgumentCode += ".ReturnObjectListsMap()";
}
//Generate code for evaluating parameters
code += "std::vector<std::string> functionParameters;\n";
for (unsigned int i = 1;i<8;++i)
{
std::string parameterCode;
gd::CallbacksForGeneratingExpressionCode callbacks(parameterCode, codeGenerator, context);
gd::ExpressionParser parser(instruction.GetParameter(i).GetPlainString());
parser.ParseStringExpression(CppPlatform::Get(), project, scene, callbacks);
if (parameterCode.empty()) parameterCode = "\"\"";
code += "functionParameters.push_back("+parameterCode+");\n";
}
code += "std::vector<std::string> * oldFunctionParameters = currentFunctionParameters;\n";
code += "currentFunctionParameters = &functionParameters;\n";
code += FunctionEvent::MangleFunctionName(*functionEvent)+"(runtimeContext, "+objectsAsArgumentCode+");\n";
code += "currentFunctionParameters = oldFunctionParameters;\n";
return code;
};
