/// <summary>
/// 边框移动，参数均是偏移量
/// </summary>
/// <param name="xOff"></param>
/// <param name="yOff"></param>
/// <param name="wOff"></param>
/// <param name="hOff"></param>
protected override void FrameMove(float xOff, float yOff, float wOff, float hOff)
{
DataBk.State = ControlState.FrameMove;
DataBk.FixRate = Calculation.GetFixPointRate(xOff, yOff, wOff, hOff);
NewRect = Calculation.OffsetRect(DataBk.Rect, xOff, yOff, wOff, hOff);
SetRect(CalculateOffset());
}
public override void BoundMove(float xOff, float yOff, float wOff, float hOff)
{
RectangleF rect = IsVector ?
BaseBoundMove(xOff, yOff, wOff, hOff) : Calculation.OffsetRect(DataBk.Rect, xOff, yOff, wOff, hOff);
SetRect(rect);
}
/// <summary>
/// 设置一个固定点，转换矩阵变化后，计算出偏移值，使得固定点的值保持不变
/// </summary>
protected RectangleF CalculateOffset()
{
bool isBound = (DataBk.State == ControlState.BoundMove);
PointF oldPoint = Calculation.CalcFixPoint(DataBk, DataBk.FixRate, isBound);
PointF newPoint = Calculation.CalcFixPoint(this, DataBk.FixRate, isBound);
float xOff = oldPoint.X - newPoint.X + DataBk.Offset.X;
float yOff = oldPoint.Y - newPoint.Y + DataBk.Offset.Y;
return(Calculation.OffsetRect(NewRect, xOff, yOff, 0, 0));
}
public override void GroupRotate(float angle, PointF center)
{
RectangleF rect = BaseGroupRotate(angle, center);
float xOff = rect.X - DataBk.Rect.X;
float yOff = rect.Y - DataBk.Rect.Y;
_groupInvalidate = true;
foreach (IDrawObj obj in ObjList)
{
((DrawObj)obj).SetRect(Calculation.OffsetRect(((DrawObj)obj).DataBk.Rect, xOff, yOff, 0, 0));
}
LoadGeneratePathEvent();
}
/// <summary>
/// 边框移动
/// </summary>
/// <param name="xOff"></param>
/// <param name="yOff"></param>
/// <param name="wOff"></param>
/// <param name="hOff"></param>
protected virtual void FrameMove(float xOff, float yOff, float wOff, float hOff)
{
SetRect(Calculation.OffsetRect(DataBk.Rect, xOff, yOff, wOff, hOff));
}
public virtual void MouseMove(PointF point)
{
SetRect(Calculation.OffsetRect(DataBk.Rect, point.X - DataBk.MousePos.X, point.Y - DataBk.MousePos.Y, 0, 0));
}
