diff options
Diffstat (limited to '')
-rw-r--r-- | Game/Code/lib/midi/demo/MidiTest.pas | 498 | ||||
-rw-r--r-- | Game/Code/lib/midi/demo/Project1.dpr | 26 |
2 files changed, 262 insertions, 262 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 = $FF) then + begin + TrackGrid.cells[3,j] := IntToStr(event.len); + TrackGrid.cells[4,j] := KeyToStr(event.data1); + TrackGrid.cells[5,j] := IntToStr(event.data2); + end + else + begin + TrackGrid.cells[3,j] := IntToStr(event.data1); + TrackGrid.cells[4,j] := ''; + TrackGrid.cells[5,j] := event.str; + end; + inc(j); + end; + end; + TrackGrid.RowCount := j; + end; +end; + +procedure TMidiPlayer.FormShow(Sender: TObject); +begin + TrackGrid.ColWidths[0] := 30; + TrackGrid.ColWidths[2] := 30; + TrackGrid.ColWidths[3] := 30; + TrackGrid.ColWidths[4] := 30; + TrackGrid.ColWidths[5] := 100; +end; + +end. diff --git a/Game/Code/lib/midi/demo/Project1.dpr b/Game/Code/lib/midi/demo/Project1.dpr index 4237e983..7aa4e512 100644 --- a/Game/Code/lib/midi/demo/Project1.dpr +++ b/Game/Code/lib/midi/demo/Project1.dpr @@ -1,13 +1,13 @@ -program Project1;
-
-uses
- Forms,
- MidiTest in 'MidiTest.pas' {MidiPlayer};
-
-{$R *.RES}
-
-begin
- Application.Initialize;
- Application.CreateForm(TMidiPlayer, MidiPlayer);
- Application.Run;
-end.
+program Project1; + +uses + Forms, + MidiTest in 'MidiTest.pas' {MidiPlayer}; + +{$R *.RES} + +begin + Application.Initialize; + Application.CreateForm(TMidiPlayer, MidiPlayer); + Application.Run; +end. |