private int GetCurrentValue(AdvancedPaletteEditType edit, int ppuMacroIndex, int dataByteIndex)
{
var pointer = Level.PalettePointers[ppuMacroIndex];
PpuMacro macro = new PpuMacro();
if (pointer.IsLevelBank)
{
macro = Level.GetPaletteMacro(ppuMacroIndex);
}
switch (edit)
{
case AdvancedPaletteEditType.DataOffset:
return(pointer.Value);
break;
case AdvancedPaletteEditType.DataDest:
return(macro.PpuDestination.Value);
break;
case AdvancedPaletteEditType.DataSize:
return(macro.MacroSize);
break;
case AdvancedPaletteEditType.MacroDataEdit:
if (dataByteIndex == -1)
{
throw new InvalidOperationException("AdvancedPaletteEdit.GetCurrentValue: edit type was MacroDataEdit, but a macro byte index was not specified.");
}
return(macro.GetMacroByte(dataByteIndex));
default:
throw new ArgumentException("AdvancedPaletteEdit.GetCurrentValue: Invalid edit type.");
}
}
/// <summary>
///
/// </summary>
/// <param name="q"></param>
/// <param name="l"></param>
/// <param name="edit"></param>
/// <param name="ppuMacroIndex"></param>
/// <param name="newValue"></param>
/// <param name="macroByteIndex">Applied only to edits to actual macro data.</param>
public AdvancedPaletteEdit(EditroidUndoRedoQueue q, Level l, AdvancedPaletteEditType edit, int ppuMacroIndex, int newValue, int macroByteIndex)
: base(q, l)
{
Edit newEdit;
newEdit.editType = edit;
newEdit.newValue = newValue;
newEdit.ppuMacroIndex = ppuMacroIndex;
newEdit.oldValue = GetCurrentValue(edit, ppuMacroIndex, macroByteIndex);
newEdit.macroByteIndex = macroByteIndex;
edits.Add(newEdit);
if (edit != AdvancedPaletteEditType.DataOffset)
{
var pointer = Level.PalettePointers[ppuMacroIndex];
if (!pointer.IsLevelBank)
{
throw new InvalidOperationException("Attempted to modify ppu macro data, but the pointer to the data is invalid.");
}
}
}
private int GetCurrentValue(AdvancedPaletteEditType edit, int ppuMacroIndex)
{
return(GetCurrentValue(edit, ppuMacroIndex, -1));
}
public AdvancedPaletteEdit(EditroidUndoRedoQueue q, Level l, AdvancedPaletteEditType edit, int ppuMacroIndex, int newValue)
: this(q, l, edit, ppuMacroIndex, newValue, -1)
{
}