private void UpdateCameraPropertyRange(CameraPropertyCapabilities propertyCapabilities)
{
String text;
if (IsSelectedCameraPropertySupported && propertyCapabilities.IsGetRangeSupported && propertyCapabilities.IsGetSupported)
{
CameraPropertyRange range = CurrentCamera.GetCameraPropertyRange(SelectedCameraProperty);
text = String.Format("[ {0}, {1} ], step: {2}", range.Minimum, range.Maximum, range.Step);
Int32 decimalPlaces;
Decimal minimum, maximum, increment;
if (IsCameraPropertyValueTypeValue)
{
minimum = range.Minimum;
maximum = range.Maximum;
increment = range.Step;
decimalPlaces = 0;
}
else if (IsCameraPropertyValueTypePercentage)
{
minimum = 0;
maximum = 100;
increment = 0.01M;
decimalPlaces = 2;
}
else
{
throw new NotSupportedException(String.Format("Camera property value type '{0}' is not supported.", ( String )cameraPropertyValueTypeSelection.SelectedItem));
}
cameraPropertyValueValue.Minimum = minimum;
cameraPropertyValueValue.Maximum = maximum;
cameraPropertyValueValue.Increment = increment;
cameraPropertyValueValue.DecimalPlaces = decimalPlaces;
if (CurrentCameraPropertyRanges.ContainsKey(SelectedCameraProperty))
{
CurrentCameraPropertyRanges[SelectedCameraProperty] = range;
}
else
{
CurrentCameraPropertyRanges.Add(SelectedCameraProperty, range);
}
CameraPropertyValue value = CurrentCamera.GetCameraProperty(SelectedCameraProperty, IsCameraPropertyValueTypeValue);
SuppressCameraPropertyValueValueChangedEvent = true;
cameraPropertyValueValue.Value = value.Value;
cameraPropertyValueAuto.Checked = value.IsAuto;
SuppressCameraPropertyValueValueChangedEvent = false;
}
else
{
text = "N/A";
}
cameraPropertyRangeValue.Text = text;
}
private void cameraPropertyValue_SelectedIndexChanged(Object sender, EventArgs e)
{
if (CameraPropertyControlInitializationComplete)
{
IsSelectedCameraPropertySupported = CurrentCamera.IsCameraPropertySupported(SelectedCameraProperty);
CameraPropertyCapabilities propertyCapabilities = CurrentCameraPropertyCapabilities[SelectedCameraProperty];
UpdateCameraPropertyRange(propertyCapabilities);
cameraPropertyValueAuto.Enabled = cameraPropertyValueValue.Enabled = cameraPropertyValueTypeSelection.Enabled = IsSelectedCameraPropertySupported && propertyCapabilities.IsFullySupported;
}
}
private void cameraPropertyValueTypeSelection_SelectedIndexChanged(Object sender, EventArgs e)
{
if (CameraPropertyControlInitializationComplete)
{
CameraPropertyCapabilities propertyCapabilities = CurrentCameraPropertyCapabilities[SelectedCameraProperty];
CameraPropertyRange range = CurrentCameraPropertyRanges[SelectedCameraProperty];
Decimal previousValue = cameraPropertyValueValue.Value;
UpdateCameraPropertyRange(propertyCapabilities);
Decimal newValue;
if (IsCameraPropertyValueTypeValue) // The previous value was a percentage.
{
newValue = range.DomainSize * previousValue / 100 + range.Minimum;
}
else if (IsCameraPropertyValueTypePercentage) // The previous value was a value.
{
newValue = (previousValue - range.Minimum) * 100 / range.DomainSize;
}
else
{
throw new NotSupportedException(String.Format("Camera property value type '{0}' is not supported.", ( String )cameraPropertyValueTypeSelection.SelectedItem));
}
newValue = Math.Round(newValue);
if (newValue > range.Maximum)
{
newValue = range.Maximum;
}
else if (newValue < range.Minimum)
{
newValue = range.Minimum;
}
SuppressCameraPropertyValueValueChangedEvent = true;
cameraPropertyValueValue.Value = newValue;
SuppressCameraPropertyValueValueChangedEvent = false;
}
}
private void UpdateCameraPropertyRange( CameraPropertyCapabilities propertyCapabilities )
{
String text;
if( IsSelectedCameraPropertySupported && propertyCapabilities.IsGetRangeSupported && propertyCapabilities.IsGetSupported )
{
CameraPropertyRange range = CurrentCamera.GetCameraPropertyRange( SelectedCameraProperty );
text = String.Format( "[ {0}, {1} ], step: {2}", range.Minimum, range.Maximum, range.Step );
Int32 decimalPlaces;
Decimal minimum, maximum, increment;
if( IsCameraPropertyValueTypeValue )
{
minimum = range.Minimum;
maximum = range.Maximum;
increment = range.Step;
decimalPlaces = 0;
}
else if( IsCameraPropertyValueTypePercentage )
{
minimum = 0;
maximum = 100;
increment = 0.01M;
decimalPlaces = 2;
}
else
throw new NotSupportedException( String.Format( "Camera property value type '{0}' is not supported.", ( String ) cameraPropertyValueTypeSelection.SelectedItem ) );
cameraPropertyValueValue.Minimum = minimum;
cameraPropertyValueValue.Maximum = maximum;
cameraPropertyValueValue.Increment = increment;
cameraPropertyValueValue.DecimalPlaces = decimalPlaces;
if( CurrentCameraPropertyRanges.ContainsKey( SelectedCameraProperty ) )
CurrentCameraPropertyRanges[ SelectedCameraProperty ] = range;
else
CurrentCameraPropertyRanges.Add( SelectedCameraProperty, range );
CameraPropertyValue value = CurrentCamera.GetCameraProperty( SelectedCameraProperty, IsCameraPropertyValueTypeValue );
SuppressCameraPropertyValueValueChangedEvent = true;
cameraPropertyValueValue.Value = value.Value;
cameraPropertyValueAuto.Checked = value.IsAuto;
SuppressCameraPropertyValueValueChangedEvent = false;
}
else
text = "N/A";
cameraPropertyRangeValue.Text = text;
}