C# (CSharp) DrawingEngine.Undo示例

示例#1

文件： PaintUnicorn.cs 项目： RockTF/Paint

 private void BtnUndo_Click(object sender, EventArgs e)
 {
     drawingEngine.Undo();
     PictureBoxPaint.Image = drawingEngine.MainImage;
     FiguresListBox.Items.Clear();
     FiguresListBox.Items.AddRange(drawingEngine.GetFigureList());
 }