public void Delete()
{
int i = objects.IndexOf(SelectedObject);
objects.Remove(SelectedObject);
if (i >= objects.Count)
{
i = objects.Count - 1;
}
if (i >= 0)
{
SelectedObject = objects[i];
}
else
{
SelectedObject = null;
}
Designer.Invalidate();
if (AfterSelect != null)
{
AfterSelect(this, SelectedObject);
}
}
private void DrawMemBmp(Bitmap BackImage, Region Clip)
{
CreateMemBmp();
if (Designer != null)
{
Graphics g = Graphics.FromImage(MemBmp);
g.SetClip(Clip, CombineMode.Replace);
if (BackImage != null)
{
g.DrawImage(BackImage, 0, 0);
}
else
{
g.Clear(Designer.BackColor);
}
ObjectBase MovingObject = null;
if (DragObject != null)
{
MovingObject = DragObject.Object;
}
Draw(g, SelectedObject, MovingObject);
}
}
private void DesignerControl_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (DragObject != null)
{
FormulaArea fa = DragObject.Object.Area;
float DeltaX = e.X - DragObject.StartPoint.X;
float DeltaY = e.Y - DragObject.StartPoint.Y;
InvalidateObject(DragObject.Object);
if (DragObject.ControlPointIndex < 0)
{
for (int i = 0; i < DragObject.Object.ControlPoints.Length; i++)
{
PointF pf = DragObject.Object.ToPointF(DragObject.ControlPoints[i]);
DragObject.Object.ControlPoints[i] = GetValueFromPos(pf.X + DeltaX, pf.Y + DeltaY, ref fa);
}
}
else
{
DragObject.Object.ControlPoints[DragObject.ControlPointIndex] = GetValueFromPos(e.X, e.Y, ref fa);
if (DragObject.Object.InitPoints != null && DragObject.Object.InSetup)
{
if (DragObject.ControlPoints.Length > 1)
{
PointF pf1 = DragObject.Object.ToPointF(DragObject.Object.ControlPoints[1]);
PointF pf0 = DragObject.Object.ToPointF(DragObject.Object.ControlPoints[0]);
float FactorX = (pf1.X - pf0.X) / DragObject.Object.InitPoints[1].X;
float FactorY = (pf1.Y - pf0.Y) / DragObject.Object.InitPoints[1].Y;
for (int i = 2; i < DragObject.Object.ControlPoints.Length; i++)
{
DragObject.Object.ControlPoints[i] = GetValueFromPos(
pf0.X + FactorX * DragObject.Object.InitPoints[i].X,
pf0.Y + FactorY * DragObject.Object.InitPoints[i].Y, ref fa);
}
}
}
}
InvalidateObject(DragObject.Object);
}
else
{
Cursor OldCursor = Designer.Cursor;
bool b = GetPointIndex(e.X, e.Y) >= 0;
if (b)
{
Designer.Cursor = Cursors.SizeAll;
}
else
{
ObjectBase ob = GetObjectAt(e.X, e.Y);
if (ob != null)
{
Designer.Cursor = Cursors.Hand;
}
else if (ObjectType == null)
{
Designer.Cursor = OldCursor;
}
else
{
Designer.Cursor = Cursors.Cross;
}
}
}
}
private void DesignerControl_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
{
FormulaArea fa = null;
StartPoint = GetValueFromPos(e.X, e.Y, ref fa);
ObjectBase ob;
if (Designer is ChartWinControl)
{
SavedShowCrossCursor = (Designer as ChartWinControl).ShowCrossCursor;
SavedShowStatistic = (Designer as ChartWinControl).ShowStatistic;
(Designer as ChartWinControl).ShowCrossCursor = false;
(Designer as ChartWinControl).ShowStatistic = false;
}
if (ObjectType == null)
{
int PointIndex = GetPointIndex(e.X, e.Y, out ob);
if (ob == null)
{
ob = GetObjectAt(e.X, e.Y);
}
if (ob != null)
{
SelectedObject = ob;
DragObject = new DraggingObject(new PointF(e.X, e.Y), PointIndex, ob);
Designer.Invalidate(ob.GetRegion());
Canvas.Dragging = true;
ob.InMove = true;
}
}
else
{
if (e.Button == MouseButtons.Right)
{
objects.Remove(DragObject.Object);
DragObjectFinished();
}
else
{
if (ObjectSteps == 0)
{
ob = ObjectType.Invoke();
ob.AreaName = fa.Name;
ob.Area = fa;
ob.InSetup = true;
ob.InMove = true;
if (AfterCreate != null)
{
AfterCreate(this, ob);
}
ob.SetObjectManager(this);
for (int i = 0; i < ob.ControlPointNum; i++)
{
ob.ControlPoints[i] = StartPoint;
}
objects.Add(ob);
SelectedObject = ob;
DragObject = new DraggingObject(new PointF(e.X, e.Y), ObjectSteps + 1, ob);
Canvas.Dragging = true;
}
else
{
ob = DragObject.Object;
DragObject.ControlPointIndex = ObjectSteps + 1;
}
ObjectSteps++;
if (ObjectSteps == ob.InitNum)
{
DragObjectFinished();
}
}
}
DragMemBmp = null;
}
public void Remove(ObjectBase value)
{
List.Remove(value);
}
public int IndexOf(ObjectBase ob)
{
return(List.IndexOf(ob));
}
public virtual void Insert(int Index, ObjectBase ob)
{
this.List.Insert(Index, ob);
}
public virtual void Add(ObjectBase ob)
{
this.List.Add(ob);
}