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Invalid pointer operation using TChart and TLineSeries
I've ran into an issue with a TChart and TLineSeries. If if I enter an X value around 1818 and an Y value of 0 with AddXY() right off the bat I get 'invalid pointer operation'. Here's an example function: procedure TForm1.Button2Click(Sender: TObject); var VMinValue: Extended; begin...- surjay
- Thread
- Replies: 0
- Forum: Embarcadero: Delphi
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Using Assigned() with a dynamic array.
A simple function example: begin if not Assigned(FArray[AIndex]) then FArray[AIndex] := CreateItem(AIndex); Result := FArray[AIndex]; end; where FArray is a dynamic array of objects. It seems that Assigned() doesn't work well here. For example, when Length(FArray) = 1...- surjay
- Thread
- Replies: 3
- Forum: Embarcadero: Delphi
