diff options
Diffstat (limited to '')
| -rw-r--r-- | Game/Code/lib/midi/MidiScope.pas | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/Game/Code/lib/midi/MidiScope.pas b/Game/Code/lib/midi/MidiScope.pas deleted file mode 100644 index 0caa430f..00000000 --- a/Game/Code/lib/midi/MidiScope.pas +++ /dev/null @@ -1,193 +0,0 @@ -{
- Shows a large black area where midi note/controller events are shown
- just to monitor midi activity (for the MidiPlayer)
-
- version 1.0 first release
-
- for comments/bugs
- F.Bouwmans
- fbouwmans@spiditel.nl
-
- if you think this component is nice and you use it, sent me a short email.
- I've seen that other of my components have been downloaded a lot, but I've
- got no clue wether they are actually used.
- Don't worry because you are free to use these components
-}
-
-unit MidiScope;
-
-interface
-
-uses
- Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs;
-
-type
- TMidiScope = class(TGraphicControl)
- private
- { Private declarations }
- protected
- { Protected declarations }
- notes : array[0..15,0..127] of integer;
- controllers : array[0..15,0..17] of integer;
- aftertouch : array[0..15,0..127] of integer;
-
- selectedChannel : integer;
-
- procedure PaintSlide(ch,pos,val: integer);
-
- procedure NoteOn(channel, note, speed : integer);
- procedure Controller(channel,number,value : integer);
- procedure AfterTch(channel, note, value : integer);
-
- public
- { Public declarations }
- constructor Create(AOwner: TComponent); override;
- procedure MidiEvent(event,data1,data2 : integer);
- procedure Paint; override;
- published
- { Published declarations }
- end;
-
-
-procedure Register;
-
-const
- BarHeight = 16;
- BarHeightInc = BarHeight+2;
- BarWidth = 3;
- BarWidthInc = BarWidth+1;
- HeightDiv = 128 div BarHeight;
-
-implementation
-
-uses Midicons;
-
-procedure Register;
-begin
- RegisterComponents('Synth', [TMidiScope]);
-end;
-
-constructor TMidiScope.Create(AOwner: TComponent);
-var
- i,j : integer;
-begin
- inherited Create(AOwner);
- Height := BarHeightinc * 16 + 4;
- Width := 147*BarWidthInc + 4 + 20; // for channel number
- for i := 0 to 15 do
- begin
- for j := 0 to 127 do
- begin
- notes[i,j] := 0;
- aftertouch[i,j] := 0;
- end;
- end;
- for i := 0 to 17 do
- begin
- for j := 0 to 15 do
- controllers[i,j] := 0;
- end;
-end;
-
-procedure TMidiScope.PaintSlide(ch,pos,val: integer);
-var x,y:integer;
-begin
- Canvas.Brush.Color := clBlack;
- Canvas.Pen.color := clBlack;
- x := pos * BarWidthInc + 2;
- y := 2 + ch * BarHeightInc;
- Canvas.Rectangle(x, y, x+BarWidthInc, y+BarHeightInc);
- Canvas.Brush.Color := clGreen;
- Canvas.Pen.Color := clGreen;
- Canvas.Rectangle(x, y + (BarHeight - (val div HeightDiv )), x + BarWidth, y + BarHeight)
-end;
-
-procedure TMidiScope.Paint;
-var i,j : integer;
-x : integer;
-begin
- Canvas.Brush.color := clBlack;
- Canvas.Rectangle(0,0,Width,Height);
- Canvas.Pen.Color := clGreen;
- x := 128*BarWidthInc+2;
- Canvas.MoveTo(x,0);
- Canvas.LineTo(x,Height);
- x := 148*BarWIdthInc+2;
- canvas.Font.Color := clGreen;
- for i := 0 to 15 do
- Canvas.TextOut(x,((i+1)*BarHeightInc) - Canvas.font.size-3,IntToStr(i+1));
- canvas.Pen.color := clBlack;
- begin
- for j := 0 to 127 do
- begin
- PaintSlide(i,j,notes[i,j]);
- end;
- for j := 0 to 17 do
- begin
- PaintSlide(i,j+129,controllers[i,j]);
- end;
- end;
-end;
-procedure TMidiScope.NoteOn(channel, note, speed : integer);
-begin
- notes[channel,note] := speed;
- PaintSlide(channel,note,notes[channel,note]);
-end;
-procedure TMidiScope.AfterTch(channel, note, value : integer);
-begin
- aftertouch[channel,note] := value;
-end;
-
-procedure TMidiScope.Controller(channel,number,value : integer);
-var i : integer;
-begin
- if number < 18 then
- begin
- controllers[channel,number] := value;
- PaintSlide(channel,number+129,value);
- end
- else if number >= $7B then
- begin
- // all notes of for channel
- for i := 0 to 127 do
- begin
- if notes[channel,i] > 0 then
- begin
- notes[channel,i] := 0;
- PaintSlide(channel,i,0);
- end;
- end;
- end;
-end;
-
-procedure TMidiScope.MidiEvent(event,data1,data2 : integer);
-begin
- case (event AND $F0) of
- MIDI_NOTEON :
- begin
- NoteOn((event AND $F),data1,data2);
- end;
- MIDI_NOTEOFF:
- begin
- NoteOn((event AND $F),data1,0);
- end;
- MIDI_CONTROLCHANGE :
- begin
- Controller((event AND $F),data1,data2);
- end;
- MIDI_CHANAFTERTOUCH:
- begin
- Controller((Event AND $F),16,Data1);
- end;
- MIDI_PITCHBEND:
- begin
- begin
- Controller((Event AND $F),17,data2);
- end;
- end;
- MIDI_KEYAFTERTOUCH:
- begin
- end;
- end;
-end;
-end.
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