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-rw-r--r--Game/Code/lib/midi/demo/MidiTest.pas498
1 files changed, 249 insertions, 249 deletions
diff --git a/Game/Code/lib/midi/demo/MidiTest.pas b/Game/Code/lib/midi/demo/MidiTest.pas
index 0cf3e302..793db730 100644
--- a/Game/Code/lib/midi/demo/MidiTest.pas
+++ b/Game/Code/lib/midi/demo/MidiTest.pas
@@ -1,249 +1,249 @@
-// Test application for TMidiFile
-
-unit MidiTest;
-
-interface
-
-uses
- Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
- StdCtrls, MidiFile, ExtCtrls, MidiOut, MidiType, MidiScope, Grids;
-type
- TMidiPlayer = class(TForm)
- OpenDialog1: TOpenDialog;
- Button1: TButton;
- Button3: TButton;
- Button4: TButton;
- MidiOutput1: TMidiOutput;
- cmbInput: TComboBox;
- MidiFile1: TMidiFile;
- MidiScope1: TMidiScope;
- Label3: TLabel;
- edtBpm: TEdit;
- Memo2: TMemo;
- edtTime: TEdit;
- Button2: TButton;
- TrackGrid: TStringGrid;
- TracksGrid: TStringGrid;
- edtLength: TEdit;
- procedure Button1Click(Sender: TObject);
- procedure MidiFile1MidiEvent(event: PMidiEvent);
- procedure Button3Click(Sender: TObject);
- procedure Button4Click(Sender: TObject);
- procedure FormCreate(Sender: TObject);
- procedure cmbInputChange(Sender: TObject);
- procedure MidiFile1UpdateEvent(Sender: TObject);
- procedure Button2Click(Sender: TObject);
- procedure edtBpmKeyPress(Sender: TObject; var Key: Char);
- procedure TracksGridSelectCell(Sender: TObject; Col, Row: Integer;
- var CanSelect: Boolean);
- procedure FormShow(Sender: TObject);
- private
- { Private declarations }
- MidiOpened : boolean;
- procedure SentAllNotesOff;
-
- procedure MidiOpen;
- procedure MidiClose;
-
- public
- { Public declarations }
- end;
-
-var
- MidiPlayer: TMidiPlayer;
-
-implementation
-
-{$R *.DFM}
-
-procedure TMidiPlayer.Button1Click(Sender: TObject);
-var
- i,j: integer;
- track : TMidiTrack;
- event : PMidiEvent;
-begin
- if opendialog1.execute then
- begin
- midifile1.filename := opendialog1.filename;
- midifile1.readfile;
-// label1.caption := IntToStr(midifile1.NumberOfTracks);
- edtBpm.text := IntToStr(midifile1.Bpm);
-// TracksGrid.cells.clear;
- for i := 0 to midifile1.NumberOfTracks-1 do
- begin
- track := midifile1.getTrack(i);
- TracksGrid.cells[0,i] := 'Tr: '+ track.getName + ' '+ track.getInstrument ;
- end;
- edtLength.Text := MyTimeToStr(MidiFile1.GetTrackLength);
- end;
-end;
-
-procedure TMidiPlayer.MidiFile1MidiEvent(event: PMidiEvent);
-var mEvent : TMyMidiEvent;
-begin
- mEvent := TMyMidiEvent.Create;
- if not (event.event = $FF) then
- begin
- mEvent.MidiMessage := event.event;
- mEvent.data1 := event.data1;
- mEvent.data2 := event.data2;
- midioutput1.PutMidiEvent(mEvent);
- end
- else
- begin
- if (event.data1 >= 1) and (event.data1 < 15) then
- begin
- memo2.Lines.add(IntToStr(event.data1) + ' '+ event.str);
- end
- end;
- midiScope1.MidiEvent(event.event,event.data1,event.data2);
- mEvent.Destroy;
-end;
-
-procedure TMidiPlayer.SentAllNotesOff;
-var mEvent : TMyMidiEvent;
-channel : integer;
-begin
- mEvent := TMyMidiEvent.Create;
- for channel:= 0 to 15 do
- begin
- mEvent.MidiMessage := $B0 + channel;
- mEvent.data1 := $78;
- mEvent.data2 := 0;
- if MidiOpened then
- midioutput1.PutMidiEvent(mEvent);
- midiScope1.MidiEvent(mEvent.MidiMessage,mEvent.data1,mEvent.data2);
- end;
- mEvent.Destroy;
-end;
-
-procedure TMidiPlayer.Button3Click(Sender: TObject);
-begin
- midifile1.StartPlaying;
-end;
-
-procedure TMidiPlayer.Button4Click(Sender: TObject);
-begin
- midifile1.StopPlaying;
- SentAllNotesOff;
-end;
-
-procedure TMidiPlayer.MidiOpen;
-begin
- if not (cmbInput.Text = '') then
- begin
- MidiOutput1.ProductName := cmbInput.Text;
- MidiOutput1.OPEN;
- MidiOpened := true;
- end;
-end;
-
-procedure TMidiPlayer.MidiClose;
-begin
- if MidiOpened then
- begin
- MidiOutput1.Close;
- MidiOpened := false;
- end;
-end;
-
-
-procedure TMidiPlayer.FormCreate(Sender: TObject);
-var thisDevice : integer;
-begin
- for thisDevice := 0 to MidiOutput1.NumDevs - 1 do
- begin
- MidiOutput1.DeviceID := thisDevice;
- cmbInput.Items.Add(MidiOutput1.ProductName);
- end;
- cmbInput.ItemIndex := 0;
- MidiOpened := false;
- MidiOpen;
-end;
-
-procedure TMidiPlayer.cmbInputChange(Sender: TObject);
-begin
- MidiClose;
- MidiOPen;
-end;
-
-procedure TMidiPlayer.MidiFile1UpdateEvent(Sender: TObject);
-begin
- edtTime.Text := MyTimeToStr(MidiFile1.GetCurrentTime);
- edtTime.update;
- if MidiFile1.ready then
- begin
- midifile1.StopPlaying;
- SentAllNotesOff;
- end;
-end;
-
-procedure TMidiPlayer.Button2Click(Sender: TObject);
-begin
- MidiFile1.ContinuePlaying;
-end;
-
-procedure TMidiPlayer.edtBpmKeyPress(Sender: TObject; var Key: Char);
-begin
- if Key = char(13) then
- begin
- MidiFile1.Bpm := StrToInt(edtBpm.Text);
- edtBpm.text := IntToStr(midifile1.Bpm);
- abort;
- end;
-
-end;
-
-procedure TMidiPlayer.TracksGridSelectCell(Sender: TObject; Col,
- Row: Integer; var CanSelect: Boolean);
-var
- MidiTrack : TMidiTrack;
- i : integer;
- j : integer;
- event : PMidiEvent;
-begin
- CanSelect := false;
- if Row < MidiFile1.NumberOfTracks then
- begin
- CanSelect := true;
- MidiTrack := MidiFile1.GetTrack(Row);
- TrackGrid.RowCount := 2;
- TrackGrid.RowCount := MidiTrack.getEventCount;
- j := 1;
- for i := 0 to MidiTrack.GetEventCount-1 do
- begin
- event := MidiTrack.getEvent(i);
- if not (event.len = -1) then
- begin // do not print when
- TrackGrid.cells[0,j] := IntToStr(i);
- TrackGrid.cells[1,j] := MyTimeToStr(event.time);
- TrackGrid.cells[2,j] := IntToHex(event.event,2);
- if not (event.event = $FF) then
- begin
- TrackGrid.cells[3,j] := IntToStr(event.len);
- TrackGrid.cells[4,j] := KeyToStr(event.data1);
- TrackGrid.cells[5,j] := IntToStr(event.data2);
- end
- else
- begin
- TrackGrid.cells[3,j] := IntToStr(event.data1);
- TrackGrid.cells[4,j] := '';
- TrackGrid.cells[5,j] := event.str;
- end;
- inc(j);
- end;
- end;
- TrackGrid.RowCount := j;
- end;
-end;
-
-procedure TMidiPlayer.FormShow(Sender: TObject);
-begin
- TrackGrid.ColWidths[0] := 30;
- TrackGrid.ColWidths[2] := 30;
- TrackGrid.ColWidths[3] := 30;
- TrackGrid.ColWidths[4] := 30;
- TrackGrid.ColWidths[5] := 100;
-end;
-
-end.
+// Test application for TMidiFile
+
+unit MidiTest;
+
+interface
+
+uses
+ Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
+ StdCtrls, MidiFile, ExtCtrls, MidiOut, MidiType, MidiScope, Grids;
+type
+ TMidiPlayer = class(TForm)
+ OpenDialog1: TOpenDialog;
+ Button1: TButton;
+ Button3: TButton;
+ Button4: TButton;
+ MidiOutput1: TMidiOutput;
+ cmbInput: TComboBox;
+ MidiFile1: TMidiFile;
+ MidiScope1: TMidiScope;
+ Label3: TLabel;
+ edtBpm: TEdit;
+ Memo2: TMemo;
+ edtTime: TEdit;
+ Button2: TButton;
+ TrackGrid: TStringGrid;
+ TracksGrid: TStringGrid;
+ edtLength: TEdit;
+ procedure Button1Click(Sender: TObject);
+ procedure MidiFile1MidiEvent(event: PMidiEvent);
+ procedure Button3Click(Sender: TObject);
+ procedure Button4Click(Sender: TObject);
+ procedure FormCreate(Sender: TObject);
+ procedure cmbInputChange(Sender: TObject);
+ procedure MidiFile1UpdateEvent(Sender: TObject);
+ procedure Button2Click(Sender: TObject);
+ procedure edtBpmKeyPress(Sender: TObject; var Key: Char);
+ procedure TracksGridSelectCell(Sender: TObject; Col, Row: Integer;
+ var CanSelect: Boolean);
+ procedure FormShow(Sender: TObject);
+ private
+ { Private declarations }
+ MidiOpened : boolean;
+ procedure SentAllNotesOff;
+
+ procedure MidiOpen;
+ procedure MidiClose;
+
+ public
+ { Public declarations }
+ end;
+
+var
+ MidiPlayer: TMidiPlayer;
+
+implementation
+
+{$R *.DFM}
+
+procedure TMidiPlayer.Button1Click(Sender: TObject);
+var
+ i,j: integer;
+ track : TMidiTrack;
+ event : PMidiEvent;
+begin
+ if opendialog1.execute then
+ begin
+ midifile1.filename := opendialog1.filename;
+ midifile1.readfile;
+// label1.caption := IntToStr(midifile1.NumberOfTracks);
+ edtBpm.text := IntToStr(midifile1.Bpm);
+// TracksGrid.cells.clear;
+ for i := 0 to midifile1.NumberOfTracks-1 do
+ begin
+ track := midifile1.getTrack(i);
+ TracksGrid.cells[0,i] := 'Tr: '+ track.getName + ' '+ track.getInstrument ;
+ end;
+ edtLength.Text := MyTimeToStr(MidiFile1.GetTrackLength);
+ end;
+end;
+
+procedure TMidiPlayer.MidiFile1MidiEvent(event: PMidiEvent);
+var mEvent : TMyMidiEvent;
+begin
+ mEvent := TMyMidiEvent.Create;
+ if not (event.event = $FF) then
+ begin
+ mEvent.MidiMessage := event.event;
+ mEvent.data1 := event.data1;
+ mEvent.data2 := event.data2;
+ midioutput1.PutMidiEvent(mEvent);
+ end
+ else
+ begin
+ if (event.data1 >= 1) and (event.data1 < 15) then
+ begin
+ memo2.Lines.add(IntToStr(event.data1) + ' '+ event.str);
+ end
+ end;
+ midiScope1.MidiEvent(event.event,event.data1,event.data2);
+ mEvent.Destroy;
+end;
+
+procedure TMidiPlayer.SentAllNotesOff;
+var mEvent : TMyMidiEvent;
+channel : integer;
+begin
+ mEvent := TMyMidiEvent.Create;
+ for channel:= 0 to 15 do
+ begin
+ mEvent.MidiMessage := $B0 + channel;
+ mEvent.data1 := $78;
+ mEvent.data2 := 0;
+ if MidiOpened then
+ midioutput1.PutMidiEvent(mEvent);
+ midiScope1.MidiEvent(mEvent.MidiMessage,mEvent.data1,mEvent.data2);
+ end;
+ mEvent.Destroy;
+end;
+
+procedure TMidiPlayer.Button3Click(Sender: TObject);
+begin
+ midifile1.StartPlaying;
+end;
+
+procedure TMidiPlayer.Button4Click(Sender: TObject);
+begin
+ midifile1.StopPlaying;
+ SentAllNotesOff;
+end;
+
+procedure TMidiPlayer.MidiOpen;
+begin
+ if not (cmbInput.Text = '') then
+ begin
+ MidiOutput1.ProductName := cmbInput.Text;
+ MidiOutput1.OPEN;
+ MidiOpened := true;
+ end;
+end;
+
+procedure TMidiPlayer.MidiClose;
+begin
+ if MidiOpened then
+ begin
+ MidiOutput1.Close;
+ MidiOpened := false;
+ end;
+end;
+
+
+procedure TMidiPlayer.FormCreate(Sender: TObject);
+var thisDevice : integer;
+begin
+ for thisDevice := 0 to MidiOutput1.NumDevs - 1 do
+ begin
+ MidiOutput1.DeviceID := thisDevice;
+ cmbInput.Items.Add(MidiOutput1.ProductName);
+ end;
+ cmbInput.ItemIndex := 0;
+ MidiOpened := false;
+ MidiOpen;
+end;
+
+procedure TMidiPlayer.cmbInputChange(Sender: TObject);
+begin
+ MidiClose;
+ MidiOPen;
+end;
+
+procedure TMidiPlayer.MidiFile1UpdateEvent(Sender: TObject);
+begin
+ edtTime.Text := MyTimeToStr(MidiFile1.GetCurrentTime);
+ edtTime.update;
+ if MidiFile1.ready then
+ begin
+ midifile1.StopPlaying;
+ SentAllNotesOff;
+ end;
+end;
+
+procedure TMidiPlayer.Button2Click(Sender: TObject);
+begin
+ MidiFile1.ContinuePlaying;
+end;
+
+procedure TMidiPlayer.edtBpmKeyPress(Sender: TObject; var Key: Char);
+begin
+ if Key = char(13) then
+ begin
+ MidiFile1.Bpm := StrToInt(edtBpm.Text);
+ edtBpm.text := IntToStr(midifile1.Bpm);
+ abort;
+ end;
+
+end;
+
+procedure TMidiPlayer.TracksGridSelectCell(Sender: TObject; Col,
+ Row: Integer; var CanSelect: Boolean);
+var
+ MidiTrack : TMidiTrack;
+ i : integer;
+ j : integer;
+ event : PMidiEvent;
+begin
+ CanSelect := false;
+ if Row < MidiFile1.NumberOfTracks then
+ begin
+ CanSelect := true;
+ MidiTrack := MidiFile1.GetTrack(Row);
+ TrackGrid.RowCount := 2;
+ TrackGrid.RowCount := MidiTrack.getEventCount;
+ j := 1;
+ for i := 0 to MidiTrack.GetEventCount-1 do
+ begin
+ event := MidiTrack.getEvent(i);
+ if not (event.len = -1) then
+ begin // do not print when
+ TrackGrid.cells[0,j] := IntToStr(i);
+ TrackGrid.cells[1,j] := MyTimeToStr(event.time);
+ TrackGrid.cells[2,j] := IntToHex(event.event,2);
+ if not (event.event = $FF) then
+ begin
+ TrackGrid.cells[3,j] := IntToStr(event.len);
+ TrackGrid.cells[4,j] := KeyToStr(event.data1);
+ TrackGrid.cells[5,j] := IntToStr(event.data2);
+ end
+ else
+ begin
+ TrackGrid.cells[3,j] := IntToStr(event.data1);
+ TrackGrid.cells[4,j] := '';
+ TrackGrid.cells[5,j] := event.str;
+ end;
+ inc(j);
+ end;
+ end;
+ TrackGrid.RowCount := j;
+ end;
+end;
+
+procedure TMidiPlayer.FormShow(Sender: TObject);
+begin
+ TrackGrid.ColWidths[0] := 30;
+ TrackGrid.ColWidths[2] := 30;
+ TrackGrid.ColWidths[3] := 30;
+ TrackGrid.ColWidths[4] := 30;
+ TrackGrid.ColWidths[5] := 100;
+end;
+
+end.