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unit UScreenSongJumpto;
interface
uses
UMenu, SDL, UDisplay, UMusic, UFiles, SysUtils, UThemes, UVideo;
type
TScreenSongJumpto = class(TMenu)
private
//For ChangeMusic
LastPlayed: Integer;
VisibleBool: Boolean;
public
VisSongs: Integer;
constructor Create; override;
//Visible //Whether the Menu should be Drawn
//Whether the Menu should be Drawn
procedure SetVisible(Value: Boolean);
property Visible: Boolean read VisibleBool write SetVisible;
function ParseInput(PressedKey: Cardinal; ScanCode: byte; PressedDown: Boolean): Boolean; override;
procedure onShow; override;
function Draw: boolean; override;
procedure SetTextFound(const Count: Cardinal);
end;
var
IType: Array [0..2] of String;
SelectType: Integer;
const
ID='ID_031'; //for help system
implementation
uses UGraphic, UHelp, UMain, UIni, UTexture, ULanguage, UParty, USongs, UScreenSong, ULog;
function TScreenSongJumpto.ParseInput(PressedKey: Cardinal; ScanCode: byte; PressedDown: Boolean): Boolean;
begin
Result := true;
If (PressedDown) Then
begin // Key Down
case PressedKey of
SDLK_0..SDLK_9, SDLK_A..SDLK_Z, SDLK_SPACE, SDLK_MINUS, SDLK_EXCLAIM, SDLK_COMMA, SDLK_SLASH, SDLK_ASTERISK, SDLK_QUESTION, SDLK_QUOTE, SDLK_QUOTEDBL, SDLK_LEFTBRACKET, SDLK_SEMICOLON:
begin
if Interaction = 0 then
begin
Button[0].Text[0].Text := Button[0].Text[0].Text + chr(ScanCode);
SetTextFound(CatSongs.SetFilter(Button[0].Text[0].Text, SelectType));
end;
end;
//MP3-Volume Up
SDLK_PAGEUP:
begin
if (ScreenSong.MP3Volume<100) then
begin
ScreenSong.MP3Volume := ScreenSong.MP3Volume+5;
Music.SetMusicVolume(ScreenSong.MP3Volume);
end;
ScreenSong.MP3VolumeHandler.changed := true;
ScreenSong.MP3VolumeHandler.change_time := 0;
end;
//MP3-Volume Down
SDLK_PAGEDOWN:
begin
if (ScreenSong.MP3Volume>0) then
begin
ScreenSong.MP3Volume := ScreenSong.MP3Volume-5;
Music.SetMusicVolume(ScreenSong.MP3Volume);
end;
ScreenSong.MP3VolumeHandler.changed := true;
ScreenSong.MP3VolumeHandler.change_time := 0;
end;
SDLK_TAB:
begin
ScreenPopupHelp.ShowPopup();
end;
SDLK_BACKSPACE:
begin
if (Interaction = 0) AND (Length(Button[0].Text[0].Text) > 0) then
begin
Button[0].Text[0].DeleteLastL;
SetTextFound(CatSongs.SetFilter(Button[0].Text[0].Text, SelectType));
end;
end;
SDLK_RETURN,
SDLK_ESCAPE:
begin
Visible := False;
Music.PlayBack;
if (VisSongs = 0) AND (Length(Button[0].Text[0].Text) > 0) then
begin
ScreenSong.UnLoadDetailedCover;
Button[0].Text[0].Text := '';
CatSongs.SetFilter('', 0);
SetTextFound(0);
end;
end;
// Up and Down could be done at the same time,
// but I don't want to declare variables inside
// functions like this one, called so many times
SDLK_DOWN:
begin
{SelectNext;
Button[0].Text[0].Selected := (Interaction = 0);}
end;
SDLK_UP:
begin
{SelectPrev;
Button[0].Text[0].Selected := (Interaction = 0); }
end;
SDLK_RIGHT:
begin
Interaction := 1;
InteractInc;
if (Length(Button[0].Text[0].Text) > 0) then
SetTextFound(CatSongs.SetFilter(Button[0].Text[0].Text, SelectType));
Interaction := 0;
end;
SDLK_LEFT:
begin
Interaction := 1;
InteractDec;
if (Length(Button[0].Text[0].Text) > 0) then
SetTextFound(CatSongs.SetFilter(Button[0].Text[0].Text, SelectType));
Interaction := 0;
end;
end;
end;
end;
constructor TScreenSongJumpto.Create;
var
I: integer;
begin
inherited Create;
AddText(Theme.SongJumpto.TextFound);
LoadFromTheme(Theme.SongJumpto);
AddButton(Theme.SongJumpto.ButtonSearchText);
if (Length(Button[0].Text) = 0) then
AddButtonText(14, 20, '');
SelectType := 0;
AddSelectSlide(Theme.SongJumpto.SelectSlideType, SelectType, Theme.SongJumpto.IType);
Interaction := 0;
LastPlayed := 0;
end;
procedure TScreenSongJumpto.SetVisible(Value: Boolean);
begin
//If change from unvisible to Visible then OnShow
if (VisibleBool = False) AND (Value = True) then
OnShow;
VisibleBool := Value;
end;
procedure TScreenSongJumpto.onShow;
begin
//Reset Screen if no Old Search is Displayed
if (CatSongs.CatNumShow <> -2) then
begin
SelectsS[0].SetSelectOpt(0);
Button[0].Text[0].Text := '';
Text[0].Text := Theme.SongJumpto.NoSongsFound;
end;
//Select Input
Interaction := 0;
Button[0].Text[0].Selected := True;
LastPlayed := ScreenSong.Interaction;
if not Help.SetHelpID(ID) then
Log.LogError('No Entry for Help-ID ' + ID + ' (ScreenSongJumpTo)');
end;
function TScreenSongJumpto.Draw: boolean;
begin
Result := inherited Draw;
end;
procedure TScreenSongJumpto.SetTextFound(const Count: Cardinal);
begin
if (Count = 0) then
begin
Text[0].Text := Theme.SongJumpto.NoSongsFound;
if (Length(Button[0].Text[0].Text) = 0) then
ScreenSong.HideCatTL
else
ScreenSong.ShowCatTLCustom(Format(Theme.SongJumpto.CatText, [Button[0].Text[0].Text]));
end
else
begin
Text[0].Text := Format(Theme.SongJumpto.SongsFound, [Count]);
//Set CatTopLeftText
ScreenSong.ShowCatTLCustom(Format(Theme.SongJumpto.CatText, [Button[0].Text[0].Text]));
end;
//Set visSongs
VisSongs := Count;
//Fix SongSelection
ScreenSong.Interaction := high(CatSongs.Song);
ScreenSong.SelectNext;
ScreenSong.FixSelected;
//Play Correct Music
if (ScreenSong.Interaction <> LastPlayed) then
begin
LastPlayed := ScreenSong.Interaction;
ScreenSong.ChangeMusic;
end;
end;
end.
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