/// <summary>
/// Adds a behavior to the <see cref="All"/> collection and the collection based on the <see cref="ParseCommandBase.CommandType"/> type.
/// </summary>
/// <param name="command"></param>
public void AddSafe(ParseCommandBase command)
{
switch (command.CommandType)
{
case CommandTypes.Foreground:
Foreground.Push(command);
All.Push(command);
break;
case CommandTypes.Background:
Background.Push(command);
All.Push(command);
break;
case CommandTypes.Mirror:
Mirror.Push(command);
All.Push(command);
break;
case CommandTypes.Effect:
Effect.Push(command);
All.Push(command);
break;
case CommandTypes.Glyph:
Glyph.Push(command);
All.Push(command);
break;
default:
break;
}
}
/// <summary>
/// Adds a behavior to the <see cref="All"/> collection and the collection based on the <see cref="ParseCommandBase.CommandType"/> type.
/// </summary>
/// <param name="command"></param>
public void AddSafe(ParseCommandBase command)
{
switch (command.CommandType)
{
case CommandTypes.Foreground:
Foreground.Push(command);
All.Push(command);
break;
case CommandTypes.Background:
Background.Push(command);
All.Push(command);
break;
case CommandTypes.SpriteEffect:
SpriteEffect.Push(command);
All.Push(command);
break;
case CommandTypes.Effect:
Effect.Push(command);
All.Push(command);
break;
case CommandTypes.Glyph:
Glyph.Push(command);
All.Push(command);
break;
default:
break;
}
}
public ParseCommandUndo(string parameters, ParseCommandStacks stacks)
{
var badCommandException = new ArgumentException("command is invalid for Undo: " + parameters);
string[] parts = parameters.Split(new char[] { ':' }, 3);
int times = 1;
bool isSpecificStack = false;
CommandTypes stackType = CommandTypes.Invalid;
if (parts.Length > 1)
{
isSpecificStack = true;
switch (parts[1])
{
case "f":
stackType = CommandTypes.Foreground;
break;
case "b":
stackType = CommandTypes.Background;
break;
case "g":
stackType = CommandTypes.Glyph;
break;
case "e":
stackType = CommandTypes.Effect;
break;
case "m":
stackType = CommandTypes.Mirror;
break;
case "a":
isSpecificStack = false;
break;
default:
throw badCommandException;
}
}
if (parts.Length >= 1 && parts[0] != "")
{
times = int.Parse(parts[0], CultureInfo.InvariantCulture);
}
for (int i = 0; i < times; i++)
{
ParseCommandBase behavior = null;
if (!isSpecificStack)
{
if (stacks.All.Count != 0)
{
behavior = stacks.All.Pop();
switch (behavior.CommandType)
{
case CommandTypes.Foreground:
stacks.Foreground.Pop();
break;
case CommandTypes.Background:
stacks.Background.Pop();
break;
case CommandTypes.Glyph:
stacks.Glyph.Pop();
break;
case CommandTypes.Mirror:
stacks.Mirror.Pop();
break;
case CommandTypes.Effect:
stacks.Effect.Pop();
break;
default:
break;
}
}
else
{
break;
}
}
else
{
switch (stackType)
{
case CommandTypes.Foreground:
if (stacks.Foreground.Count != 0)
{
behavior = stacks.Foreground.Pop();
}
break;
case CommandTypes.Background:
if (stacks.Background.Count != 0)
{
behavior = stacks.Background.Pop();
}
break;
case CommandTypes.Glyph:
if (stacks.Glyph.Count != 0)
{
behavior = stacks.Glyph.Pop();
}
break;
case CommandTypes.Mirror:
if (stacks.Mirror.Count != 0)
{
behavior = stacks.Mirror.Pop();
}
break;
case CommandTypes.Effect:
if (stacks.Effect.Count != 0)
{
behavior = stacks.Effect.Pop();
}
break;
default:
break;
}
if (behavior != null)
{
List <ParseCommandBase> all = new List <ParseCommandBase>(stacks.All);
all.Remove(behavior);
stacks.All = new Stack <ParseCommandBase>(all);
}
}
}
CommandType = CommandTypes.PureCommand;
}
/// <summary>
/// Removes a command from the appropriate command stack and from the <see cref="All"/> stack.
/// </summary>
/// <param name="command">The command to remove</param>
public void RemoveSafe(ParseCommandBase command)
{
List <ParseCommandBase> commands = null;
// Get the stack we need to remove from
switch (command.CommandType)
{
case CommandTypes.Foreground:
if (Foreground.Count != 0)
{
commands = new List <ParseCommandBase>(Foreground);
}
break;
case CommandTypes.Background:
if (Background.Count != 0)
{
commands = new List <ParseCommandBase>(Background);
}
break;
case CommandTypes.Mirror:
if (Mirror.Count != 0)
{
commands = new List <ParseCommandBase>(Mirror);
}
break;
case CommandTypes.Effect:
if (Effect.Count != 0)
{
commands = new List <ParseCommandBase>(Effect);
}
break;
case CommandTypes.Glyph:
if (Glyph.Count != 0)
{
commands = new List <ParseCommandBase>(Glyph);
}
break;
default:
return;
}
// If we have one, remove and restore stack
if (commands != null && commands.Contains(command))
{
commands.Remove(command);
commands.Reverse();
switch (command.CommandType)
{
case CommandTypes.Foreground:
Foreground = new Stack <ParseCommandBase>(commands);
break;
case CommandTypes.Background:
Background = new Stack <ParseCommandBase>(commands);
break;
case CommandTypes.Mirror:
Mirror = new Stack <ParseCommandBase>(commands);
break;
case CommandTypes.Effect:
Effect = new Stack <ParseCommandBase>(commands);
break;
case CommandTypes.Glyph:
Glyph = new Stack <ParseCommandBase>(commands);
break;
default:
return;
}
}
List <ParseCommandBase> all = new List <ParseCommandBase>(All);
if (all.Contains(command))
{
all.Remove(command);
all.Reverse();
All = new Stack <ParseCommandBase>(all);
}
}
/// <summary>
/// Removes a command from the appropriate command stack and from the <see cref="All"/> stack.
/// </summary>
/// <param name="command">The command to remove</param>
public void RemoveSafe(ParseCommandBase command)
{
List<ParseCommandBase> commands = null;
// Get the stack we need to remove from
switch (command.CommandType)
{
case CommandTypes.Foreground:
if (Foreground.Count != 0)
commands = new List<ParseCommandBase>(Foreground);
break;
case CommandTypes.Background:
if (Background.Count != 0)
commands = new List<ParseCommandBase>(Background);
break;
case CommandTypes.SpriteEffect:
if (SpriteEffect.Count != 0)
commands = new List<ParseCommandBase>(SpriteEffect);
break;
case CommandTypes.Effect:
if (Effect.Count != 0)
commands = new List<ParseCommandBase>(Effect);
break;
case CommandTypes.Glyph:
if (Glyph.Count != 0)
commands = new List<ParseCommandBase>(Glyph);
break;
default:
return;
}
// If we have one, remove and restore stack
if (commands != null && commands.Contains(command))
{
commands.Remove(command);
commands.Reverse();
switch (command.CommandType)
{
case CommandTypes.Foreground:
Foreground = new Stack<ParseCommandBase>(commands);
break;
case CommandTypes.Background:
Background = new Stack<ParseCommandBase>(commands);
break;
case CommandTypes.SpriteEffect:
SpriteEffect = new Stack<ParseCommandBase>(commands);
break;
case CommandTypes.Effect:
Effect = new Stack<ParseCommandBase>(commands);
break;
case CommandTypes.Glyph:
Glyph = new Stack<ParseCommandBase>(commands);
break;
default:
return;
}
}
List<ParseCommandBase> all = new List<ParseCommandBase>(All);
if (all.Contains(command))
{
all.Remove(command);
all.Reverse();
All = new Stack<ParseCommandBase>(all);
}
}
