private void Clear_Click(object sender, System.EventArgs e)
{
beziersList = new DShapeList();
pointList = new DShapeList();
tpointCollection = new PointCollection();
pointCollection = new PointCollection();
regionCollection = new NewRegion();
beziersPoint = 0;
BezierIndex = 0;
pointNumber = new Number();
pointSum = new Number();
drawingList = new DShapeList();
pointChange = false;
star = new Point[10];
starCount = 0;
tempPoint = new DShapeList();
newType = MainWindow.ImageType.Empty;
this.BeziersBox.Image=null;
BeziersBox.Invalidate();
}
/// <summary>
/// ͼ�δ洢���ϵȡ�
/// </summary>
private void menuNew_Click(object sender, System.EventArgs e)
{
drawingList = new DShapeList();
drawingListUndo = new DShapeList();
tempPoint = new DShapeList();
pointViewList = new DShapeList();
notchangeList = new DShapeList();
notchangeListUndo = new DShapeList();
newForm = new NewForm();
newCircle = new CircleForm();
pointCollection = new ArrayList();
regionCollection = new NewRegion();
regionCollectionUndo = new NewRegion();
pointArray = new PointArrayCollection();
pointArrayUndo = new PointArrayCollection();
regionArrayCollection = new NewRegionArray();
regionArrayCollectionUndo = new NewRegionArray();
drawImageType = new Type();
drawImageTypeUndo = new Type();
newType = ImageType.Empty;
picked = false;
changed = false;
mouseMove = false;
eraser = false;
regionIndex = 0;
Drawing.Invalidate();
fileName = "NewFile";
SetFormTitle();
}