public override void ApplyPaste(ArrangerPaste paste)
{
var notifyEvent = ApplyPasteInternal(paste).Match(
success =>
{
AddHistoryAction(new PasteArrangerHistoryAction(Paste));
IsModified = true;
CancelOverlay();
BitmapAdapter.Invalidate();
return(new NotifyOperationEvent("Paste successfully applied"));
},
fail => new NotifyOperationEvent(fail.Reason)
);
_events.PublishOnUIThread(notifyEvent);
}
public MagitekResult ApplyPasteInternal(ArrangerPaste paste)
{
int destX = Math.Max(0, paste.Rect.SnappedLeft);
int destY = Math.Max(0, paste.Rect.SnappedTop);
int sourceX = paste.Rect.SnappedLeft >= 0 ? 0 : -paste.Rect.SnappedLeft;
int sourceY = paste.Rect.SnappedTop >= 0 ? 0 : -paste.Rect.SnappedTop;
var destStart = new Point(destX, destY);
var sourceStart = new Point(sourceX, sourceY);
ArrangerCopy copy;
if (paste?.Copy is ElementCopy elementCopy)
{
copy = elementCopy.ToPixelCopy();
}
else
{
copy = paste?.Copy;
}
if (copy is IndexedPixelCopy indexedCopy)
{
int copyWidth = Math.Min(copy.Width - sourceX, _directImage.Width - destX);
int copyHeight = Math.Min(copy.Height - sourceY, _directImage.Height - destY);
return(ImageCopier.CopyPixels(indexedCopy.Image, _directImage, sourceStart, destStart, copyWidth, copyHeight));
}
else if (copy is DirectPixelCopy directCopy)
{
int copyWidth = Math.Min(copy.Width - sourceX, _directImage.Width - destX);
int copyHeight = Math.Min(copy.Height - sourceY, _directImage.Height - destY);
return(ImageCopier.CopyPixels(directCopy.Image, _directImage, sourceStart, destStart, copyWidth, copyHeight));
}
else
{
throw new InvalidOperationException($"{nameof(ApplyPasteInternal)} attempted to copy from an arranger of type {Paste.Copy.Source.ColorType} to {WorkingArranger.ColorType}");
}
}
public PasteArrangerHistoryAction(ArrangerPaste paste)
{
Paste = paste;
}
