/// <summary>
///
/// </summary>
/// <returns></returns>
private DisplayModeState GetDisplayModeState()
{
DisplayModeState mode = DisplayModeState.Unknown;
switch (ReadSequenceRegister(0x0d) & 0x70)
{
case 0:
mode = DisplayModeState.On;
break;
case 0x10:
mode = DisplayModeState.StandBy;
break;
case 0x40:
mode = DisplayModeState.Suspend;
break;
case 0x50:
mode = DisplayModeState.Off;
break;
default:
break;
}
return(mode);
}
/// <summary>
///
/// </summary>
/// <param name="dpmsMode"></param>
/// <returns></returns>
private bool SetDisplayModeState(DisplayModeState dpmsMode)
{
// Unlock extended sequencer registers
WriteSequenceRegister(0x08, 0x06);
byte sr0D = (byte)(ReadSequenceRegister(0x0d) & 0x03);
switch (dpmsMode)
{
case DisplayModeState.On:
break;
case DisplayModeState.StandBy:
sr0D |= 0x10;
break;
case DisplayModeState.Suspend:
sr0D |= 0x40;
break;
case DisplayModeState.Off:
sr0D |= 0x50;
break;
case DisplayModeState.Unknown:
return(false);
default:
return(false);
}
WriteSequenceRegister(0x0d, sr0D);
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="dpmsMode"></param>
/// <returns></returns>
private bool SetDisplayModeState(DisplayModeState dpmsMode)
{
// Unlock extended sequencer registers
WriteSequenceRegister(0x08, 0x06);
byte sr0D = (byte)(ReadSequenceRegister(0x0d) & 0x03);
switch (dpmsMode)
{
case DisplayModeState.On:
break;
case DisplayModeState.StandBy:
sr0D |= 0x10;
break;
case DisplayModeState.Suspend:
sr0D |= 0x40;
break;
case DisplayModeState.Off:
sr0D |= 0x50;
break;
case DisplayModeState.Unknown:
return false;
default:
return false;
}
WriteSequenceRegister(0x0d, sr0D);
return true;
}