public override DrawObjectMouseDown OnMouseDown(ICanvas canvas, UnitPoint point, ISnapPoint snapPoint, MouseEventArgs e)
{
OnMouseMove(canvas, point);
if (this.arcCurrentPointType == ArcCurrentPointType.Center)
{
this.arcCurrentPointType = ArcCurrentPointType.StartPoint;
return(DrawObjectMouseDown.Continue);
}
if (this.arcCurrentPointType == ArcCurrentPointType.StartPoint)
{
this.arcCurrentPointType = ArcCurrentPointType.EndPoint;
this.StartMovePoint = startPoint;
return(DrawObjectMouseDown.Continue);
}
if (this.arcCurrentPointType == ArcCurrentPointType.EndPoint)
{
this.arcCurrentPointType = ArcCurrentPointType.Done;
this.midPoint = new UnitPoint(this.Radius * Math.Cos(HitUtil.DegreesToRadians(this.StartAngle + AngleSweep / 2)) + this.Center.X, this.Radius * Math.Sin(HitUtil.DegreesToRadians(this.StartAngle + AngleSweep / 2)) + this.Center.Y);
this.IsSelected = false;
this.GroupParam.FigureSN = ++GlobalModel.TotalDrawObjectCount;
this.GroupParam.ShowSN = this.GroupParam.FigureSN;
this.IsCompleteDraw = true;
this.EndMovePoint = this.endPoint;
return(DrawObjectMouseDown.Done);
}
return(DrawObjectMouseDown.Done);
}
public override DrawObjectMouseDown OnMouseDown(ICanvas canvas, UnitPoint point, ISnapPoint snapPoint, MouseEventArgs e)
{
OnMouseMove(canvas, point);
if (this.arcCurrentPointType == ArcCurrentPointType.StartPoint)
{
this.arcCurrentPointType = ArcCurrentPointType.MidPoint;
this.StartMovePoint = point;
return(DrawObjectMouseDown.Continue);
}
if (this.arcCurrentPointType == ArcCurrentPointType.MidPoint)
{
if (this.startPoint != point)
{
this.arcCurrentPointType = ArcCurrentPointType.EndPoint;
}
return(DrawObjectMouseDown.Continue);
}
if (this.arcCurrentPointType == ArcCurrentPointType.EndPoint)
{
this.arcCurrentPointType = ArcCurrentPointType.Done;
this.IsSelected = false;
this.GroupParam.FigureSN = ++GlobalModel.TotalDrawObjectCount;
this.GroupParam.ShowSN = this.GroupParam.FigureSN;
this.IsCompleteDraw = true;
this.midPoint = HitUtil.PointOnCircle(this.Center, this.Radius, HitUtil.DegreesToRadians(this.MidAngle));
this.EndMovePoint = this.endPoint;
return(DrawObjectMouseDown.Done);
}
return(DrawObjectMouseDown.Done);
}
