/// <summary>
/// Retrieves the managed control variable callback delegate. Only for control variables that are registered via managed
/// </summary>
/// <param name="icVar">Any control variable that is registered via managed</param>
/// <param name="managedConsoleVariableDelegate">the managed control variable delegate if function returns true</param>
/// <returns>true if the control variable exists</returns>
public static bool GetManagedConsoleVariableFunctionDelegate(ICVar icVar, out ManagedConsoleVariableFunctionDelegate managedConsoleVariableDelegate)
{
var consoleVariableName = icVar.GetName();
managedConsoleVariableDelegate = null;
if (!s_variablesDelegates.ContainsKey(consoleVariableName))
{
return(false);
}
managedConsoleVariableDelegate = s_variablesDelegates[consoleVariableName].m_managedConsoleVariableDelegate;
return(true);
}
/// <summary>
/// Changes the control variable callback to the specified delegate.
/// Note: Only control variables that are registered via managed class CryEngine.ConsoleVariable can be changed. Control Variables that are predefined in system cannot be changed.
/// </summary>
/// <param name="icVar"></param>
/// <param name="managedConsoleVariableDelegate"></param>
/// <returns></returns>
public static bool SetManagedConsoleVariableFunctionDelegate(ICVar icVar, ManagedConsoleVariableFunctionDelegate managedConsoleVariableDelegate)
{
var consoleVariableName = icVar.GetName();
if (!s_variablesDelegates.ContainsKey(consoleVariableName))
{
return(false);
}
//change the console variable item to map to new delegate, the c++ callback "OnConsoleVariableChanged(IntPtr consoleVariableArg)" remains unchanged
ConsoleVariableItem consoleVariableItem = null;
s_variablesDelegates.TryGetValue(consoleVariableName, out consoleVariableItem);
consoleVariableItem.m_managedConsoleVariableDelegate = managedConsoleVariableDelegate;
return(true);
}
public static bool Register(string consoleVariableName, float consoleVariableValue, uint nFlags, string commandHelp, ManagedConsoleVariableFunctionDelegate managedConsoleVariableDelegate, out ICVar newICVar)
{
//check if console variable with same name exists
var existingICVar = Global.gEnv.pConsole.GetCVar(consoleVariableName);
if (existingICVar != null)
{
newICVar = null;
return(false);
}
var pointer = Marshal.GetFunctionPointerForDelegate(s_myDelegate);
NativeInternals.IConsole.AddConsoleVariableFloat(pointer, consoleVariableName, consoleVariableValue, nFlags, commandHelp);
newICVar = Global.gEnv.pConsole.GetCVar(consoleVariableName);
if (newICVar == null)
{
return(false);
}
var newItem = new ConsoleVariableItem {
m_icVar = newICVar, m_managedConsoleVariableDelegate = managedConsoleVariableDelegate
};
s_variablesDelegates.Add(consoleVariableName, newItem);
return(true);
}
