/// <summary>
/// Finalize re-editable text (if applicable).
/// </summary>
public void FinalizeText()
{
//If this is true, don't finalize any text - this is used to prevent the code from looping recursively.
if (!ignoreCloneFinalizations)
{
//Only bother finalizing text if editing.
if (CurrentTextEngine.EditMode == EditingMode.Editing)
{
//Start ignoring any Surface.Clone calls from this point on (so that it doesn't start to loop).
ignoreCloneFinalizations = true;
Document doc = PintaCore.Workspace.ActiveDocument;
//Create a backup of everything before redrawing the text and etc.
Cairo.ImageSurface oldTextSurface = doc.CurrentUserLayer.TextLayer.Surface.Clone();
Cairo.ImageSurface oldUserSurface = doc.CurrentUserLayer.Surface.Clone();
TextEngine oldTextEngine = CurrentTextEngine.Clone();
//Draw the text onto the UserLayer (without the cursor) rather than the TextLayer.
RedrawText(false, false);
//Clear the TextLayer.
doc.CurrentUserLayer.TextLayer.Clear();
//Clear the text and its boundaries.
CurrentTextEngine.Clear();
CurrentTextBounds = Gdk.Rectangle.Zero;
//Create a new TextHistoryItem so that the finalization of the text can be undone. Construct
//it on the spot so that it is more memory efficient if the changes are small.
TextHistoryItem hist = new TextHistoryItem(Icon, FinalizeName, oldTextSurface, oldUserSurface, oldTextEngine, doc.CurrentUserLayer);
//Add the new TextHistoryItem.
doc.History.PushNewItem(hist);
//Stop ignoring any Surface.Clone calls from this point on.
ignoreCloneFinalizations = false;
//Now that the text has been finalized, change its state.
CurrentTextEngine.textMode = TextMode.Unchanged;
}
}
}
private void StartEditing()
{
is_editing = true;
//Start ignoring any Surface.Clone calls from this point on (so that it doesn't start to loop).
ignoreCloneFinalizations = true;
//Store the previous state of the current UserLayer's and TextLayer's ImageSurfaces.
user_undo_surface = PintaCore.Workspace.ActiveDocument.CurrentUserLayer.Surface.Clone();
text_undo_surface = PintaCore.Workspace.ActiveDocument.CurrentUserLayer.TextLayer.Surface.Clone();
undo_engine = CurrentTextEngine.Clone();
//Stop ignoring any Surface.Clone calls from this point on.
ignoreCloneFinalizations = false;
}