///<summary>Returns true if the given directXFormat works for a DirectX tooth chart on the local computer.</summary> public static bool TestDirectXFormat(Form callingForm, string directXFormat) { ToothChartWrapper toothChartTest = new ToothChartWrapper(); toothChartTest.Visible = false; //We add the invisible tooth chart to our form so that the device context will initialize properly //and our device creation test will then be accurate. callingForm.Controls.Add(toothChartTest); toothChartTest.DeviceFormat = new ToothChartDirectX.DirectXDeviceFormat(directXFormat); toothChartTest.DrawMode = DrawingMode.DirectX; //Creates the device. if (toothChartTest.DrawMode == DrawingMode.Simple2D) { //The chart is set back to 2D mode when there is an error initializing. callingForm.Controls.Remove(toothChartTest); toothChartTest.Dispose(); return(false); } //Now we check to be sure that one can draw and retrieve a screen shot from a DirectX control //using the specified device format. try { Bitmap screenShot = toothChartTest.GetBitmap(); screenShot.Dispose(); } catch { callingForm.Controls.Remove(toothChartTest); toothChartTest.Dispose(); return(false); } callingForm.Controls.Remove(toothChartTest); toothChartTest.Dispose(); return(true); }