private void OnVideoState(VideoState state)
{
m_CurrentVideoState = state;
if (NativeHelpers.CurrentCameraExposure != state.Exposure)
{
NativeHelpers.CurrentCameraExposure = state.Exposure;
Trace.Write(string.Format("NativeHelpers.CurrentCameraExposure = {0}", NativeHelpers.CurrentCameraExposure));
}
try
{
float newGain = float.Parse(REGEX_FLOATING_POINT_VALUE.Match(state.Gain).Groups["Num"].Value.Trim());
if (Math.Abs(newGain - NativeHelpers.CurrentCameraGain) > 0.01)
{
NativeHelpers.CurrentCameraGain = newGain;
Trace.Write(string.Format("NativeHelpers.CurrentCameraGain = {0}", NativeHelpers.CurrentCameraGain));
}
}
catch (Exception ex)
{
Trace.Write(string.Format("Cannot convert '{0}' into float gain: {1}", state.Gain, ex.GetFullStackTrace()));
}
try
{
float newGamma = 0;
if (state.Gamma == "OFF") newGamma = 1.000f;
else if (state.Gamma.StartsWith("LO")) newGamma = 0.45f;
else if (state.Gamma.StartsWith("HI")) newGamma = 0.35f;
else
newGamma = float.Parse(REGEX_FLOATING_POINT_VALUE.Match(state.Gamma).Groups["Num"].Value.Trim());
if (Math.Abs(newGamma - NativeHelpers.CurrentCameraGamma) > 0.01)
{
NativeHelpers.CurrentCameraGamma = newGamma;
Trace.Write(string.Format("NativeHelpers.CurrentCameraGamma = {0}", NativeHelpers.CurrentCameraGamma));
}
}
catch (Exception ex)
{
Trace.Write(string.Format("Cannot convert '{0}' into float gamma: {1}", state.Gamma, ex.GetFullStackTrace()));
}
EventHelper.RaiseEvent(VideoStateUpdated, state);
}
void VideoConnectionChanged(ASCOMConnectionState state)
{
RefreshASCOMStatusControls(state, tssCameraControl);
if (state == ASCOMConnectionState.Connected || state == ASCOMConnectionState.Ready)
{
tsbCamControl.Text = "Control Camera";
tsbCamControl.Enabled = true;
}
else if (state == ASCOMConnectionState.Disconnected || state == ASCOMConnectionState.Engaged)
{
tsbCamControl.Text = "Connect to Camera";
tsbCamControl.Enabled = true;
m_LastVideoCameraState = null;
}
else
{
tsbCamControl.Enabled = false;
}
}
void VideoStateUpdated(VideoState state)
{
m_LastVideoCameraState = state;
UpdateConnectedDevicesState();
#if DEBUG
Trace.WriteLine(state.AsSerialized().OuterXml);
#endif
}
public VideoState GetCurrentState(CameraStateQuery query)
{
var rv = new VideoState();
if (m_Driver != null && m_Driver.IsConnected)
{
rv.MinGainIndex = m_Driver.MinGainIndex;
rv.MaxGainIndex = m_Driver.MaxGainIndex;
rv.MinGammaIndex = m_Driver.MinGammaIndex;
rv.MaxGammaIndex = m_Driver.MaxGammaIndex;
rv.MinExposureIndex = m_Driver.MinExposureIndex;
rv.MaxExposureIndex = m_Driver.MaxExposureIndex;
if (m_CurrentState == null)
{
m_CurrentState = new WAT910BDCameraState();
query = CameraStateQuery.All;
}
WAT910BDCameraState camState = m_Driver.ReadCurrentCameraState(query);
if ((query & CameraStateQuery.Gamma) == CameraStateQuery.Gamma)
{
m_CurrentState.GammaIndex = camState.GammaIndex;
m_CurrentState.Gamma = camState.Gamma;
m_CurrentState.GammaSuccess = camState.GammaSuccess;
}
if ((query & CameraStateQuery.Gain) == CameraStateQuery.Gain)
{
m_CurrentState.GainIndex = camState.GainIndex;
m_CurrentState.Gain = camState.Gain;
m_CurrentState.GainSuccess = camState.GainSuccess;
}
if ((query & CameraStateQuery.Shutter) == CameraStateQuery.Shutter)
{
m_CurrentState.ExposureIndex = camState.ExposureIndex;
m_CurrentState.Exposure = camState.Exposure;
m_CurrentState.ExposureSuccess = camState.ExposureSuccess;
}
rv.GainIndex = m_CurrentState.GainIndex;
rv.GammaIndex = m_CurrentState.GammaIndex;
rv.ExposureIndex = m_CurrentState.ExposureIndex;
rv.Gain = m_CurrentState.Gain;
rv.Gamma = m_CurrentState.Gamma;
rv.Exposure = m_CurrentState.Exposure;
}
return rv;
}