private PaletteColorData GetUndoData()
{
PaletteColorData undo = new PaletteColorData(k_nColors);
RecordUndoData(ref undo);
return(undo);
}
public void ApplyUndoData(PaletteColorData undo)
{
m_data.currentColor = undo.currentColor;
for (int i = 0; i < k_nColors; i++)
UpdateColor(i, undo.cRed[i], undo.cGreen[i], undo.cBlue[i]);
RecordSnapshot();
}
public Palette256(Document doc, Palettes pals, string strName, int id, string strDesc)
: base(doc, pals, strName, id, strDesc)
{
m_type = Palette.Type.Color256;
m_data = new PaletteColorData(k_nColors);
if (m_doc.Owner != null)
m_winPalette = new Palette256Form(m_doc.Owner, this);
}
public void ApplyUndoData(PaletteColorData undo)
{
m_data.currentColor = undo.currentColor;
for (int i = 0; i < k_nColors; i++)
{
UpdateColor(i, undo.cRed[i], undo.cGreen[i], undo.cBlue[i]);
}
RecordSnapshot();
}
private void RecordUndoData(ref PaletteColorData undo)
{
undo.currentColor = m_data.currentColor;
for (int i = 0; i < k_nColors; i++)
{
undo.cRed[i] = m_data.cRed[i];
undo.cGreen[i] = m_data.cGreen[i];
undo.cBlue[i] = m_data.cBlue[i];
}
}
public void RecordUndoAction(string strDesc, UndoMgr undo)
{
if (undo == null)
{
return;
}
PaletteColorData data = GetUndoData();
UndoAction_Subpalette16Edit action = new UndoAction_Subpalette16Edit(undo, this, m_snapshot, data, strDesc);
bool fHandled = false;
if (action.IsSelectionChange())
{
// Ignore selection changes
fHandled = true;
}
else
{
// If the last undo action is also a PaletteEdit, try to merge them together
UndoAction_Subpalette16Edit last_action = undo.GetCurrent() as UndoAction_Subpalette16Edit;
if (last_action != null)
{
// Merge 2 color changes (as long as they edit the same color)
int last_color, last_color_val1, last_color_val2;
int this_color, this_color_val1, this_color_val2;
if (last_action.IsColorChange(out last_color, out last_color_val1, out last_color_val2) &&
action.IsColorChange(out this_color, out this_color_val1, out this_color_val2)
)
{
if (last_color == this_color)
{
// If this color change takes it back to the original value, then
// delete the UndoAction.
if (last_color_val1 == this_color_val2)
{
undo.DeleteCurrent();
}
else
{
last_action.UpdateRedoData(data);
}
fHandled = true;
}
}
}
}
if (!fHandled)
{
undo.Push(action);
}
// Update the snapshot for the next UndoAction
RecordSnapshot();
}
public Palette256(Document doc, Palettes pals, string strName, int id, string strDesc) :
base(doc, pals, strName, id, strDesc)
{
m_type = Palette.Type.Color256;
m_data = new PaletteColorData(k_nColors);
if (m_doc.Owner != null)
{
m_winPalette = new Palette256Form(m_doc.Owner, this);
}
}
public PaletteColorData(PaletteColorData data)
{
numColors = data.numColors;
currentColor = data.currentColor;
cRed = new int[numColors];
cGreen = new int[numColors];
cBlue = new int[numColors];
for (int i = 0; i < numColors; i++)
{
cRed[i] = data.cRed[i];
cGreen[i] = data.cGreen[i];
cBlue[i] = data.cBlue[i];
}
}
public PaletteColorData(PaletteColorData data)
{
numColors = data.numColors;
currentColor = data.currentColor;
cRed = new int[numColors];
cGreen = new int[numColors];
cBlue = new int[numColors];
for (int i = 0; i < numColors; i++)
{
cRed[i] = data.cRed[i];
cGreen[i] = data.cGreen[i];
cBlue[i] = data.cBlue[i];
}
}
public UndoAction_Subpalette16Edit(UndoMgr mgr, Subpalette subpalette, PaletteColorData before, PaletteColorData after, string strDesc)
{
m_mgr = mgr;
m_subpalette = subpalette;
m_before = new PaletteColorData(before);
m_after = new PaletteColorData(after);
int b = before.currentColor;
int a = after.currentColor;
Description = "Subpalette16Edit " + subpalette.SubpaletteID + "," + before.currentColor + " ("
+ before.cRed[b] + "," + before.cGreen[b] + "," + before.cBlue[b]
+ ") -> ("
+ after.cRed[a] + "," + after.cGreen[a] + "," + after.cBlue[a]
+ ")";
}
private void Init(Document doc, Palette mgr, int nSubpaletteID, DefaultColorSet eDefaultColorSet)
{
m_doc = doc;
m_mgr = mgr;
m_nSubpaletteID = nSubpaletteID;
m_data = new PaletteColorData(k_nColors);
m_Brush = new SolidBrush[k_nColors];
// Default color = black (index 1)
m_data.currentColor = 1;
m_snapshot = new PaletteColorData(k_nColors);
SetDefaultSubpaletteColors(eDefaultColorSet);
}
PaletteColorData m_after; // Redo
public UndoAction_Subpalette16Edit(UndoMgr mgr, Subpalette subpalette, PaletteColorData before, PaletteColorData after, string strDesc)
{
m_mgr = mgr;
m_subpalette = subpalette;
m_before = new PaletteColorData(before);
m_after = new PaletteColorData(after);
int b = before.currentColor;
int a = after.currentColor;
Description = "Subpalette16Edit " + subpalette.SubpaletteID + "," + before.currentColor + " ("
+ before.cRed[b] + "," + before.cGreen[b] + "," + before.cBlue[b]
+ ") -> ("
+ after.cRed[a] + "," + after.cGreen[a] + "," + after.cBlue[a]
+ ")";
}
public bool Equals(PaletteColorData data)
{
if (currentColor != data.currentColor
|| numColors != data.numColors
)
return false;
for (int i = 0; i < numColors; i++)
{
if (cRed[i] != data.cRed[i]
|| cGreen[i] != data.cGreen[i]
|| cBlue[i] != data.cBlue[i]
)
return false;
}
return true;
}
public bool Equals(PaletteColorData data)
{
if (currentColor != data.currentColor ||
numColors != data.numColors
)
{
return(false);
}
for (int i = 0; i < numColors; i++)
{
if (cRed[i] != data.cRed[i] ||
cGreen[i] != data.cGreen[i] ||
cBlue[i] != data.cBlue[i]
)
{
return(false);
}
}
return(true);
}
/// <summary>
/// Update the "after" UndoData. This is used when merging two UndoActions together.
/// </summary>
/// <param name="after"></param>
public void UpdateRedoData(PaletteColorData after)
{
m_after = new PaletteColorData(after);
}
private void RecordUndoData(ref PaletteColorData undo)
{
undo.currentColor = m_data.currentColor;
for (int i = 0; i < k_nColors; i++)
{
undo.cRed[i] = m_data.cRed[i];
undo.cGreen[i] = m_data.cGreen[i];
undo.cBlue[i] = m_data.cBlue[i];
}
}
private void Init(Document doc, Palette mgr, int nSubpaletteID, DefaultColorSet eDefaultColorSet)
{
m_doc = doc;
m_mgr = mgr;
m_nSubpaletteID = nSubpaletteID;
m_data = new PaletteColorData(k_nColors);
m_Brush = new SolidBrush[k_nColors];
// Default color = black (index 1)
m_data.currentColor = 1;
m_snapshot = new PaletteColorData(k_nColors);
SetDefaultSubpaletteColors(eDefaultColorSet);
}
private PaletteColorData GetUndoData()
{
PaletteColorData undo = new PaletteColorData(k_nColors);
RecordUndoData(ref undo);
return undo;
}
/// <summary>
/// Update the "after" UndoData. This is used when merging two UndoActions together.
/// </summary>
/// <param name="after"></param>
public void UpdateRedoData(PaletteColorData after)
{
m_after = new PaletteColorData(after);
}