private void InitializeStorageBasedChange(SKRectI toolSessionRect)
{
Document doc = ViewModels.ViewModelMain.Current.BitmapManager.ActiveDocument;
var toolSize = Toolbar.GetSetting <SizeSetting>("ToolSize");
SKRectI finalRect = toolSessionRect;
if (toolSize != null && toolSize.Value > 1)
{
int halfSize = (int)Math.Ceiling(toolSize.Value / 2f);
finalRect.Inflate(halfSize, halfSize);
}
if (toolSessionRect.IsEmpty)
{
finalRect = SKRectI.Create(doc.ActiveLayer.OffsetX, doc.ActiveLayer.OffsetY, doc.ActiveLayer.Width, doc.ActiveLayer.Height);
}
if (UseDocumentRectForUndo)
{
finalRect = SKRectI.Create(0, 0, doc.Width, doc.Height);
}
if (_customRectReported)
{
_customRectReported = false;
finalRect = _rectReportedByTool;
_rectReportedByTool = SKRectI.Empty;
}
_change = new StorageBasedChange(doc, new[] { new LayerChunk(doc.ActiveLayer, finalRect) });
}
