public override object GetResult()
{
if (Init == null)
Init = new CodeBlock(new Instruction[] {});
if (Update == null)
Update = new CodeBlock(new Instruction[] {});
return new DmlBulletFactory(name, Init, Update);
}
public DmlSystem(CodeBlock globalCode, DmlTimeline timeline, Dictionary<string, DmlBulletFactory> bullets)
{
GlobalCode = globalCode;
Timeline = timeline;
GlobalVars = new Dictionary<string, DmlObject>();
foreach (var bulletClass in bullets)
GlobalVars[bulletClass.Key] = new DmlObject(DmlType.BulletClass, bulletClass.Value);
Bullets = new List<DmlBullet>();
}
protected override void ProcessNext()
{
// Check for an assignment statement.
if (DmlTokens.IsMatch(CurrentToken, DmlTokens.KW_ASSIGN))
{
throw DmlSyntaxError.BadAssignmentNamespace();
}
else if (DmlTokens.IsMatch(CurrentToken, DmlTokens.KW_INIT))
{
if (Init != null)
throw DmlSyntaxError.DuplicateNamespaceInBullet("Init");
SetExpecting(DmlTokens.LANGLE);
Advance(exception: DmlSyntaxError.BlockMissingDelimiters("Init"));
string[] tokens = GetNamespaceBlock();
BulletInitBuilder initBuilder = new BulletInitBuilder(tokens, currentLine);
initBuilder.Parse();
var initBlock = (Instruction[])initBuilder.GetResult();
Init = new CodeBlock(initBlock);
}
else if (DmlTokens.IsMatch(CurrentToken, DmlTokens.KW_UPDATE))
{
if (Update != null)
throw DmlSyntaxError.DuplicateNamespaceInBullet("Update");
SetExpecting(DmlTokens.LANGLE);
Advance(exception: DmlSyntaxError.BlockMissingDelimiters("Update"));
string[] tokens = GetNamespaceBlock();
BulletUpdateBuilder updateBuilder = new BulletUpdateBuilder(tokens, currentLine);
updateBuilder.Parse();
var updateBlock = (Instruction[])updateBuilder.GetResult();
Update = new CodeBlock(updateBlock);
}
else
throw DmlSyntaxError.InvalidTokenForContext(CurrentToken, "bullet");
}
public DmlBulletFactory(string name, CodeBlock init, CodeBlock update)
{
Name = name;
Init = init;
Update = update;
}
public void SetCode(CodeBlock code)
{
Code = code;
}
