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Multimédia la Compil' 2
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Sybex_Multimedia_La_Compil_2.iso
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cooltool
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midimixr
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mixer.bas
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BASIC Source File
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1995-04-20
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3KB
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97 lines
Global Const Modal = 1
Global lVolume As Integer
Global rVolume As Integer
' MousePointer
Global Const DEFAULT = 0 ' 0 - Default
Global Const ARROW = 1 ' 1 - Arrow
Global Const CROSSHAIR = 2 ' 2 - Cross
Global Const IBEAM = 3 ' 3 - I-Beam
Global Const ICON_POINTER = 4 ' 4 - Icon
Global Const SIZE_POINTER = 5 ' 5 - Size
Global Const SIZE_NE_SW = 6 ' 6 - Size NE SW
Global Const SIZE_N_S = 7 ' 7 - Size N S
Global Const SIZE_NW_SE = 8 ' 8 - Size NW SE
Global Const SIZE_W_E = 9 ' 9 - Size W E
Global Const UP_ARROW = 10 ' 10 - Up Arrow
Global Const HOURGLASS = 11 ' 11 - Hourglass
Global Const NO_DROP = 12 ' 12 - No drop
Sub MIDIInOpen ()
If FormMidiMixr.MIDIInput1.State >= MIDISTATE_OPEN Then
' Close midiin port
FormMidiMixr.MIDIInput1.Action = MIDIIN_CLOSE
End If
' Get selected device id
FormMidiMixr.MIDIInput1.DeviceID = MIDISetupForm.ComboMidiIn.ListIndex
' Open and display handle
FormMidiMixr.MIDIInput1.Action = MIDIIN_OPEN
' Start midi input
FormMidiMixr.MIDIInput1.Action = MIDIIN_START
End Sub
Sub MIDIOutOpen ()
If FormMidiMixr.MIDIOutput1.State >= MIDISTATE_OPEN Or FormMidiMixr.MIDIOutput1.DeviceID = -1 Then
' Restore volume before closing
If (FormMidiMixr.MIDIOutput1.HasLRVolume) Then
FormMidiMixr.MIDIOutput1.VolumeLeft = lVolume
FormMidiMixr.MIDIOutput1.VolumeRight = rVolume
ElseIf (FormMidiMixr.MIDIOutput1.HasVolume) Then
FormMidiMixr.MIDIOutput1.VolumeLeft = lVolume
End If
' Close
FormMidiMixr.MIDIOutput1.Action = MIDIOUT_CLOSE
' Restore defaults
FormMidiMixr.Knob1.Enabled = False
FormMidiMixr.Knob1.Value = 0
End If
' Open selected device
FormMidiMixr.MIDIOutput1.DeviceID = MIDISetupForm.ComboMidiOut.ListIndex - 1
FormMidiMixr.MIDIOutput1.Action = MIDIOUT_OPEN
' Display device handle
If (FormMidiMixr.MIDIOutput1.HMidiDevice <> 0) Then
' If device supports volume, save starting volume
If (FormMidiMixr.MIDIOutput1.HasLRVolume) Then
FormMidiMixr.Knob1.Enabled = True
FormMidiMixr.Knob1.Value = FormMidiMixr.MIDIOutput1.VolumeLeft
FormMidiMixr.MIDIOutput1.VolumeRight = FormMidiMixr.Knob1.Value
lVolume = FormMidiMixr.Knob1.Value
rVolume = FormMidiMixr.Knob1.Value
ElseIf (FormMidiMixr.MIDIOutput1.HasVolume) Then
FormMidiMixr.Knob1.Enabled = True
FormMidiMixr.Knob1.Value = FormMidiMixr.MIDIOutput1.VolumeLeft
lVolume = FormMidiMixr.Knob1.Value
End If
End If
End Sub
Sub MidiOutputSend (Message As Integer, Data1 As Integer, Data2 As Integer, TimeVal As Long)
FormMidiMixr.MIDIOutput1.Message = Message
FormMidiMixr.MIDIOutput1.Data1 = Data1
FormMidiMixr.MIDIOutput1.Data2 = Data2
FormMidiMixr.MIDIOutput1.Time = TimeVal
'Tell MIDIOutput1 to send the MIDI data
FormMidiMixr.MIDIOutput1.Action = MIDIOUT_SEND
End Sub