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void DrawToChart(HWND WindowHandle, HDC DeviceContext, SCStudyInterfaceRef sc )
{
  //Create a Yellow brush
  HBRUSH Brush = CreateSolidBrush(RGB(255,255,0));

  //Select the brush into the device context
  HGDIOBJ PriorBrush = SelectObject(DeviceContext, Brush);

  //Draw a rectangle at the top left of the chart
  Rectangle(DeviceContext, 0,0 ,200, 200);

  //Remove the brush from the device context and put the prior brush back in. This is critical!
  SelectObject(DeviceContext,PriorBrush);

  //Delete the brush. This is critical! If you do not do this, you will end up with a GDI leak and crash Sierra Chart.
  DeleteObject(Brush);

  ::SetTextAlign(DeviceContext, TA_NOUPDATECP);
  ::TextOut(DeviceContext, 225, 225, "Hello.", 6);

  return;
}