private void Plan(IEnumerable<IStatement> statements, SymbolTable symbolTable, Transform transform, ComplexElement def)
{
foreach (var statement in statements)
{
if (statement is ElementDefinition) {
var anotherDef = (ElementDefinition) statement;
var ele = new ComplexElement();
Plan(anotherDef.Statements, symbolTable.Push(), Transform.Identity, ele);
symbolTable = symbolTable.AddSymbol(anotherDef.Name, ele);
}
else if (statement is BuildByIdentifier)
{
var build = (BuildByIdentifier) statement;
var ele = symbolTable[build.Identifier];
var buildInst = new BuildInstruction(build.Shape, build.Dimension, transform.Adjust(build.Location), ele);
def.AddBuildInstruction(buildInst);
}
else if (statement is BuildByStatements)
{
var build = (BuildByStatements) statement;
var ele = new ComplexElement();
Plan(build.Statements, symbolTable, Transform.Identity, ele);
var buildInst = new BuildInstruction(build.Shape, build.Dimension, transform.Adjust(build.Location), ele);
def.AddBuildInstruction(buildInst);
}
else if (statement is OriginTransformStatement)
{
var transStatement = (OriginTransformStatement) statement;
if (transStatement.Instructions is AbsoluteTransformInstructions)
{
var absInstr = (AbsoluteTransformInstructions) transStatement.Instructions;
var newTrans = transform.Adjust(absInstr.Direction, absInstr.Degree);
Plan(transStatement.Statements,symbolTable,newTrans,def);
}
else
{
var absInstr = (RelativeTransformInstructions) transStatement.Instructions;
var newTrans = transform.Adjust(absInstr.Direction, def);
Plan(transStatement.Statements,symbolTable,newTrans,def);
}
}
}
}
public void AddBuildInstruction(BuildInstruction instruction)
{
BuildInstructions.Add(instruction);
Width = Math.Max(Width, instruction.Width + instruction.Location.X);
Depth = Math.Max(Depth, instruction.Depth + instruction.Location.Z);
Height = Math.Max(Height, instruction.Height + instruction.Location.Y);
}
