private AritmeticControl CreateAritmeticControl(BaseMathEntity entity, Control container)
{
AritmeticControl ac = null;
if (entity is Number)
{
ac = new NumberControl((Number)entity, container);
}
else if (entity is Vector)
{
ac = new VectorControl((Vector)entity, container);
}
else if (entity is Matrix)
{
ac = new MatrixControl((Matrix)entity, container);
}
if (ac != null)
{
ac.Grid.ContextMenuStrip = cntxMenu;
}
return(ac);
}
private void CalculateVector()
{
AritmeticControl ac = null;
AritmeticControl bc = null;
if (pnlA.Controls.Count != 0)
{
ac = pnlA.Tag as AritmeticControl;
}
if (pnlB.Controls.Count != 0)
{
bc = pnlB.Tag as AritmeticControl;
}
if (ac == null)
{
MessageBox.Show(this, "Variable A not defined!", "Calculate", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
if (bc == null)
{
MessageBox.Show(this, "Variable B not defined!", "Calculate", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
BaseMathEntity result = null;
try
{
result = AritmeticsService.CalculateVector((VectorOperation)ddiOperation.SelectedItem.Tag, ac.Entity, bc.Entity);
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message, "Calculate", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
if (result == null)
{
return;
}
if (cb_rbresult_A.Checked)
{
ClearA();
CreateAritmeticControl(result, pnlA);
}
else if (cb_rbresult_B.Checked)
{
ClearB();
CreateAritmeticControl(result, pnlB);
}
else
{
ClearResult();
CreateAritmeticControl(result, pnlResult);
}
ArrangeControls();
RecordState();
}
