public ZMemory(byte[] data,
Action restart)
{
_restart = restart;
Header = new ZHeader(data.AsSpan(0, 31));
if (Header.Version > 5)
{
throw new NotSupportedException("ZMachine > V5 not currently supported");
}
// Version specific offsets
Offsets = VersionedOffsets.For(Header.Version);
Manager = new MemoryManager(data);
// ZMachine tables
Abbreviations = new ZAbbreviations(Header, Manager);
Dictionary = new ZDictionary(Header, Manager, Abbreviations);
ObjectTree = new ZObjectTree(Header, Manager, Abbreviations);
Globals = new ZGlobals(Header, Manager);
// Custom Stack with some abstractions for better testing.
Stack = new ZStack();
// Simple managers to abstract variable and argument usage
VariableManager = new VariableManager(Stack, Globals);
OperandManager = new OperandManager(Manager, Stack, VariableManager);
}
private void InitMocks(MockBehavior mockBehavior)
{
_userIoMock = new Mock <IUserIo>(mockBehavior);
_memoryMock = new Mock <IZMemory>(mockBehavior);
_objectsMock = new Mock <IZObjectTree>(mockBehavior);
_variablesMock = new Mock <IVariableManager>(mockBehavior);
_memoryManager = new Mock <IMemoryManager>(mockBehavior);
_memoryManager
.Setup(m => m.AsSpan(It.IsAny <short>()))
.Returns(new byte[] { });
_memoryMock
.SetupGet(m => m.VariableManager)
.Returns(_variablesMock.Object);
_memoryMock
.SetupGet(m => m.Manager)
.Returns(_memoryManager.Object);
_memoryMock
.SetupGet(m => m.ObjectTree)
.Returns(_objectsMock.Object);
_zStack = new ZStack();
_memoryMock
.SetupGet(m => m.Stack)
.Returns(_zStack);
}
public void Initialize(ushort aStartPC)
{
ZRandom.Seed(0);
Stack = new ZStack(this);
StartPC = aStartPC;
PC = StartPC;
//SetByte(HeaderOffset.CONFIG, ZMachine.Story.Header.config);
//SetWord(HeaderOffset.FLAGS, ZMachine.Story.Header.flags);
//if (ZMachine.Story.Header.Version >= FileVersion.V4)
//{
// SetByte(HeaderOffset.INTERPRETER_NUMBER, ZMachine.Story.Header.interpreter_number);
// SetByte(HeaderOffset.INTERPRETER_VERSION, ZMachine.Story.Header.interpreter_version);
// SetByte(HeaderOffset.SCREEN_ROWS, ZMachine.Story.Header.screen_rows);
// SetByte(HeaderOffset.SCREEN_COLS, ZMachine.Story.Header.screen_cols);
//}
//ushort screenCols = ZMachine.Story.Header.screen_cols;
//ushort screenRows = ZMachine.Story.Header.screen_rows;
//if (ZMachine.Story.Header.Version >= FileVersion.V5)
//{
// SetWord(HeaderOffset.SCREEN_WIDTH, screenCols);
// SetWord(HeaderOffset.SCREEN_HEIGHT, screenRows);
// SetByte(HeaderOffset.FONT_HEIGHT, 1);
// SetByte(HeaderOffset.FONT_WIDTH, 1);
// SetByte(HeaderOffset.DEFAULT_BACKGROUND, ZMachine.Story.Header.default_background);
// SetByte(HeaderOffset.DEFAULT_FOREGROUND, ZMachine.Story.Header.default_foreground);
//}
//if ((ZMachine.Story.Header.Version >= FileVersion.V3) && (ZMachine.Story.Header.user_name[0] != 0))
//{
// for (int i = 0; i < 8; i++)
// {
// SetByte((HeaderOffset.USER_NAME + i), ZMachine.Story.Header.user_name[i]);
// }
//}
//SetByte(HeaderOffset.STANDARD_HIGH, ZMachine.Story.Header.standard_high);
//SetByte(HeaderOffset.STANDARD_LOW, ZMachine.Story.Header.standard_low);
}
void changeBoundingBox()
{
BoundingBox = BoundsHelper.BuildBounds(touches.Values);
if (touchesChanged && touches.Count > 0)
{
yPos = ZStack.Add(gameObject);
}
if (touchesChanged && touches.Count > 1)
{
scaler.StartMove(
getWorldPoint(touches.Values.First().position),
getCentrePoint());
}
else if (touchesChanged && touches.Count == 1)
{
scaler.StartMove(getCentrePoint().SetY(yPos));
}
else if (touchesChanged && touches.Count == 0)
{
scaler.EndMove();
ZStack.Remove(gameObject);
}
if (scaler.IsMoving)
{
if (touches.Count > 1)
{
scaler.UpdateMove(getWorldPoint(touches.Values.First().position), getCentrePoint());
}
else if (touches.Count == 1)
{
scaler.UpdateMove(getCentrePoint());
}
}
}
public ZStack()
{
Instance = this;
}
public ZStack()
{
Instance = this;
}