aboutsummaryrefslogblamecommitdiffstats
path: root/Game/Code/Screens/UScreenSong.pas
blob: 4d14628387d027ae75a61f1175333ed9e6b4f00b (plain) (tree)
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417






































































































































































































































































                                                                                                                  


                                                                                                            


                                                                    
                                     













                                              


                                                                                                             


                                                                    
                                     








































                                                                           
                               

































                                                                        

                                     








                                                  
                                 

























































































































                                                                                  
                                         









































                                                                 
                                         








                                  


                                                         












                                                               
                                     














































































                                                                                                            
                                                    
                
                                     



























































































































































































































































































































































































































































































































































































































































































































































































                                                                                                                                                                                                                                                                                        
                     

















                                                                    



                                                                                           

                          
                                                            









































                                                                
                                      


                                                 
                                                                                         

                                                            

                                                                                                                    





















                                         






                                                              















                                                          

                                                           











                                                                                                                                           
                           


                                             
                                                                                                    
          
                                                             























































































































                                                                                                                                              


                                                                                                        

                                                                                                        
                            
            
                                          


          
                         





























                                                        
                                                                          







                              
                                  




































                                                                                        


                                          
             
                                        




                                                                  
            
            
                    
                          

                                                                                                           


         
    











































































































                                                                                                                                     
                           















































































































                                                                                       
                     













                                    
                     






                                     



                                                                                           








































                                                                                                                                   
unit UScreenSong;

interface
{$I switches.inc}


{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}


uses
  UMenu,
  SDL,
  UMusic,
  UFiles,
  UTime,
  UDisplay,
  USongs,
  SysUtils,
  ULog,
  UThemes,
  UTexture,
  ULanguage,
  ULCD,
  ULight,
  UIni;

type
  TScreenSong = class(TMenu)
    public
      TextArtist:   integer;
      TextTitle:    integer;
      TextNumber:   integer;

      //Video Icon Mod
      VideoIcon:         Cardinal;

      TextCat:   integer;
      StaticCat: integer;

      SongCurrent:  real;
      SongTarget:   real;

      HighSpeed:    boolean;
      CoverFull:    boolean;
      CoverTime:    real;
      CoverX:       integer;
      CoverY:       integer;
      CoverW:       integer;
      is_jump:      boolean; // Jump to Song Mod
      is_jump_title:boolean; //Jump to SOng MOd-YTrue if search for Title

      EqualizerBands: array of Byte;
      EqualizerTime: Cardinal;
      EqualizerTime2: Byte;

      //Party Mod
      Mode: Byte;  //0 = Standard, 1= Go to PartyMode after Selection + Change to Random Song at Show
      //party Statics (Joker)
      StaticTeam1Joker1: Cardinal;
      StaticTeam1Joker2: Cardinal;
      StaticTeam1Joker3: Cardinal;
      StaticTeam1Joker4: Cardinal;
      StaticTeam1Joker5: Cardinal;

      StaticTeam2Joker1: Cardinal;
      StaticTeam2Joker2: Cardinal;
      StaticTeam2Joker3: Cardinal;
      StaticTeam2Joker4: Cardinal;
      StaticTeam2Joker5: Cardinal;

      StaticTeam3Joker1: Cardinal;
      StaticTeam3Joker2: Cardinal;
      StaticTeam3Joker3: Cardinal;
      StaticTeam3Joker4: Cardinal;
      StaticTeam3Joker5: Cardinal;

      StaticParty:    Array of Cardinal;
      TextParty:      Array of Cardinal;
      StaticNonParty: Array of Cardinal;
      TextNonParty:   Array of Cardinal;


      constructor Create; override;
      procedure SetScroll;
      procedure SetScroll1;
      procedure SetScroll2;
      procedure SetScroll3;
      procedure SetScroll4;
      procedure SetScroll5;
      procedure SetScroll6;
      function ParseInput(PressedKey: Cardinal; ScanCode: byte; PressedDown: Boolean): Boolean; override;
      function Draw: boolean; override;
      procedure onShow; override;
      procedure onHide; override;
      procedure SelectNext;
      procedure SelectPrev;
      procedure UpdateLCD;
      procedure SkipTo(Target: Cardinal);
      procedure FixSelected; //Show Wrong Song when Tabs on Fix
      procedure FixSelected2; //Show Wrong Song when Tabs on Fix
      procedure ShowCatTL(Cat: Integer);// Show Cat in Top left
      procedure ShowCatTLCustom(Caption: String);// Show Custom Text in Top left
      procedure HideCatTL;// Show Cat in Tob left
      procedure Refresh; //Refresh Song Sorting
      procedure DrawEqualizer;
      procedure ChangeMusic;
      //Party Mode
      procedure SelectRandomSong;
      procedure SetJoker;
      procedure SetStatics;
      //procedures for Menu
      procedure StartSong;
      procedure OpenEditor;
      procedure DoJoker(Team: Byte);
      procedure SelectPlayers;

      procedure UnLoadDetailedCover;

      //Extensions
      procedure DrawExtensions;
  end;

implementation
uses UGraphic,
     UMain,
     UCovers,
     math,
     OpenGL12,
     {$IFDEF win32}
     windows,
     {$ELSE}
     lclintf,
     {$ENDIF}
     USkins,
     UDLLManager,
     UParty,
     UPlaylist,
     UScreenSongMenu;

// ***** Public methods ****** //

//Show Wrong Song when Tabs on Fix
procedure TScreenSong.FixSelected;
var I, I2: Integer;
  begin
    if CatSongs.VisibleSongs > 0 then
    begin
      I2:= 0;
      for I := low(CatSongs.Song) to High(Catsongs.Song) do
      begin
        if CatSongs.Song[I].Visible then
          inc(I2);

        if I = Interaction - 1 then
          break;
      end;

      SongCurrent := I2;
      SongTarget  := I2;
    end;
  end;

procedure TScreenSong.FixSelected2;
var I, I2: Integer;
  begin
    if CatSongs.VisibleSongs > 0 then
    begin
      I2:= 0;
      for I := low(CatSongs.Song) to High(Catsongs.Song) do
      begin
        if CatSongs.Song[I].Visible then
          inc(I2);

        if I = Interaction - 1 then
          break;
      end;

      SongTarget  := I2;
    end;
  end;
//Show Wrong Song when Tabs on Fix End

  procedure TScreenSong.ShowCatTLCustom(Caption: String);// Show Custom Text in Top left
  begin
    Text[TextCat].Text := Caption;
    Text[TextCat].Visible := true;
    Static[StaticCat].Visible := False;
  end;

  //Show Cat in Top Left Mod
  procedure TScreenSong.ShowCatTL(Cat: Integer);
    begin
    //Change
    Text[TextCat].Text := CatSongs.Song[Cat].Artist;
    //showmessage(CatSongs.Song[Cat].Path + CatSongs.Song[Cat].Cover);
    //Static[StaticCat].Texture := Texture.GetTexture(Button[Cat].Texture.Name, 'Plain', true);

    Static[StaticCat].Texture := Texture.GetTexture(Button[Cat].Texture.Name, 'Plain', true);
    //Texture.GetTexture(Button[Cat].Texture.Name, 'Plain', false);
    //Button[Cat].
    //Cover


    //Show
    Text[TextCat].Visible := true;
    Static[StaticCat].Visible := True;
    end;

  procedure TScreenSong.HideCatTL;
    begin
    //Hide
    //Text[TextCat].Visible := false;
    Static[StaticCat].Visible := false;
    //New -> Show Text specified in Theme
    Text[TextCat].Visible := True;
    Text[TextCat].Text := Theme.Song.TextCat.Text;
    end;
    //Show Cat in Top Left Mod End


// Method for input parsing. If False is returned, GetNextWindow
// should be checked to know the next window to load;
function TScreenSong.ParseInput(PressedKey: Cardinal; ScanCode: byte; PressedDown: Boolean): Boolean;
var
  I:      integer;
  I2:     integer;
  HS:     integer;
  SDL_ModState:  Word;
  Letter: Char;
begin
  Result := true;

  //Song Screen Extensions (Jumpto + Menu)
  if (ScreenSongMenu.Visible) then
  begin
    Result := ScreenSongMenu.ParseInput(PressedKey, ScanCode, PressedDown);
    Exit;
  end
  else if (ScreenSongJumpto.Visible) then
  begin
    Result := ScreenSongJumpto.ParseInput(PressedKey, ScanCode, PressedDown);
    Exit;
  end;

  If (PressedDown) Then
  begin // Key Down

    SDL_ModState := SDL_GetModState and (KMOD_LSHIFT + KMOD_RSHIFT
    + KMOD_LCTRL + KMOD_RCTRL + KMOD_LALT  + KMOD_RALT);

    //Jump to Artist/Titel
    if (SDL_ModState and KMOD_LALT <> 0) AND (Mode = 0) AND (PressedKey >= SDLK_A) AND (PressedKey <= SDLK_Z) then
    begin
      Letter := UpCase(Chr(ScanCode));
      I2 := Length(CatSongs.Song);

      //Jump To Titel
      if (SDL_ModState = KMOD_LALT or KMOD_LSHIFT) then
      begin
        For I := 1 to high(CatSongs.Song) do
        begin
          if (CatSongs.Song[(I + Interaction) mod I2].Visible) AND
             (Length(CatSongs.Song[(I + Interaction) mod I2].Title)>0) AND
             (widechar(UpperCase(CatSongs.Song[(I + Interaction) mod I2].Title)[1]) = widechar(Letter)) then
          begin
            SkipTo(CatSongs.VisibleIndex((I + Interaction) mod I2));

            AudioPlayback.PlayChange;

            ChangeMusic;
            SetScroll4;
            UpdateLCD;
            //Break and Exit
            Exit;
          end;
        end;
      end
      //Jump to Artist
      else  if (SDL_ModState = KMOD_LALT) then
      begin
        For I := 1 to high(CatSongs.Song) do
        begin
          if (CatSongs.Song[(I + Interaction) mod I2].Visible) AND
             (Length(CatSongs.Song[(I + Interaction) mod I2].Artist)>0) AND
             (widechar(uppercase(CatSongs.Song[(I + Interaction) mod I2].Artist)[1]) = widechar(Letter)) then
          begin
            SkipTo(CatSongs.VisibleIndex((I + Interaction) mod I2));

            AudioPlayback.PlayChange;

            ChangeMusic;
            SetScroll4;
            UpdateLCD;

            //Break and Exit
            Exit;
          end;
        end;
      end;
      Exit;
    end;

    case PressedKey of
      SDLK_Q:
        begin
          Result := false;
        end;

      SDLK_ESCAPE,
      SDLK_BACKSPACE :
        begin
        if (Mode = 0) then
        begin
          //On Escape goto Cat-List Hack
          if (Ini.Tabs_at_startup = 1) AND (CatSongs.CatNumShow <> -1) then
            begin
            //Find Category
            I := Interaction;
            while not catsongs.Song[I].Main  do
              begin
              Dec (I);
              if (I < low(catsongs.Song)) then
                break;
              end;
            if (I<= 1) then
            Interaction := high(catsongs.Song)
            else
            Interaction := I - 1;

            //Stop Music
            AudioPlayback.Stop;

            CatSongs.ShowCategoryList;

            //Show Cat in Top Left Mod
            HideCatTL;


            //Show Wrong Song when Tabs on Fix
            SelectNext;
            FixSelected;
            //SelectPrev;
            //CatSongs.Song[0].Visible := False;
            end
          else
          begin
          //On Escape goto Cat-List Hack End
            //Tabs off and in Search or Playlist -> Go back to Song view
            if (CatSongs.CatNumShow < -1) then
            begin
              //Atm: Set Empty Filter
              CatSongs.SetFilter('', 0);

              //Show Cat in Top Left Mod
              HideCatTL;
              Interaction := 0;

              //Show Wrong Song when Tabs on Fix
              SelectNext;
              FixSelected;

              ChangeMusic;
            end
            else
            begin
              AudioPlayback.Stop;
              AudioPlayback.PlayBack;

              FadeTo(@ScreenMain);
            end;

          end;
        end
        //When in party Mode then Ask before Close
        else if (Mode = 1) then
        begin
          AudioPlayback.PlayBack;
          CheckFadeTo(@ScreenMain,'MSG_END_PARTY');
        end;
        end;
      SDLK_RETURN:
        begin
          if Length(Songs.Song) > 0 then
          begin
            {$IFDEF UseSerialPort}
              // PortWriteB($378, 0);
            {$ENDIF}
            if CatSongs.Song[Interaction].Main then
            begin // clicked on Category Button

              //Show Cat in Top Left Mod
              ShowCatTL (Interaction);

              //I := CatSongs.VisibleIndex(Interaction);
              CatSongs.ClickCategoryButton(Interaction);
              {I2 := CatSongs.VisibleIndex(Interaction);
              SongCurrent := SongCurrent - I + I2;
              SongTarget := SongTarget - I + I2; }

//              if I<>I2 then beep;
            //  SetScroll4;

            //Show Wrong Song when Tabs on Fix
            SelectNext;
            FixSelected;

            //Play Music:
            ChangeMusic;

            end else begin // clicked on song
              if (Mode = 0) then //Normal Mode -> Start Song
              begin
                //Do the Action that is specified in Ini
                case Ini.OnSongClick of
                  0: StartSong;
                  1: SelectPlayers;
                  2:begin
                      If (CatSongs.CatNumShow = -3) then
                        ScreenSongMenu.MenuShow(SM_Playlist)
                      else
                        ScreenSongMenu.MenuShow(SM_Main);
                    end;
                end;
              end
              else if (Mode = 1) then //PartyMode -> Show Menu
              begin
                if (Ini.PartyPopup = 1) then
                  ScreenSongMenu.MenuShow(SM_Party_Main)
                else
                  ScreenSong.StartSong;
              end;
            end;
          end;
        end;

      SDLK_M: //Show SongMenu
        begin
          if (Length(Songs.Song) > 0) then begin
            if (Mode = 0) then begin
              if not CatSongs.Song[Interaction].Main then begin // clicked on Song
                if CatSongs.CatNumShow = -3 then
                  ScreenSongMenu.MenuShow(SM_Playlist)
                else
                  ScreenSongMenu.MenuShow(SM_Main);
              end
              else
              begin
                ScreenSongMenu.MenuShow(SM_Playlist_Load);
              end;
            end //Party Mode -> Show Party Menu
            else ScreenSongMenu.MenuShow(SM_Party_Main);
          end;
        end;

      SDLK_P: //Show Playlist Menu
        begin
          if (Length(Songs.Song) > 0) AND (Mode = 0) then begin
              ScreenSongMenu.MenuShow(SM_Playlist_Load);
          end;
        end;

      SDLK_J: //Show Jumpto Menu
        begin
          if (Length(Songs.Song) > 0) AND (Mode = 0) then
          begin
            ScreenSongJumpto.Visible := True;
          end;
        end;

      SDLK_DOWN:
        begin
          if (Mode = 0) then
          begin
            //Only Change Cat when not in Playlist or Search Mode
            if (CatSongs.CatNumShow > -2) then
            begin
              //Cat Change Hack
              if Ini.Tabs_at_startup = 1 then
              begin
                I := Interaction;
                if I <= 0 then I := 1;

                while not catsongs.Song[I].Main do
                begin
                  Inc (I);
                  if (I > high(catsongs.Song)) then
                    I := low(catsongs.Song);
                end;

                Interaction := I;

                //Show Cat in Top Left Mod
                ShowCatTL (Interaction);

                CatSongs.ClickCategoryButton(Interaction);
                SelectNext;
                FixSelected;

                //Play Music:
                AudioPlayback.PlayChange;
                ChangeMusic;

              end;

            //
            //Cat Change Hack End}
            end;
          end;
        end;
      SDLK_UP:
        begin
          if (Mode = 0) then
          begin
            //Only Change Cat when not in Playlist or Search Mode
            if (CatSongs.CatNumShow > -2) then
            begin
              //Cat Change Hack
              if Ini.Tabs_at_startup = 1 then
              begin
                I := Interaction;
                I2 := 0;
                if I <= 0 then I := 1;

                while not catsongs.Song[I].Main or (I2 = 0) do
                begin
                  if catsongs.Song[I].Main then
                    Inc(I2);
                  Dec (I);
                  if (I < low(catsongs.Song)) then
                    I := high(catsongs.Song);
                end;

                Interaction := I;

                //Show Cat in Top Left Mod
                ShowCatTL (I);

                CatSongs.ClickCategoryButton(I);
                SelectNext;
                FixSelected;

                //Play Music:
                AudioPlayback.PlayChange;
                ChangeMusic;
              end;
            end;
            //Cat Change Hack End}
          end;
        end;

      SDLK_RIGHT:
        begin
          if (Length(Songs.Song) > 0) AND (Mode = 0) then
          begin
            AudioPlayback.PlayChange;
            SelectNext;
//            InteractNext;
//           SongTarget := Interaction;
            ChangeMusic;
            SetScroll4;
            UpdateLCD;
            Light.LightOne(1, 200);
          end;
        end;

      SDLK_LEFT:
        begin
          if (Length(Songs.Song) > 0)AND (Mode = 0)  then begin
            AudioPlayback.PlayChange;
            SelectPrev;
            ChangeMusic;
            SetScroll4;
            UpdateLCD;
            Light.LightOne(0, 200);
          end;
        end;

      SDLK_E:
        begin
          OpenEditor;
        end;

      SDLK_R:
        begin
          if (Length(Songs.Song) > 0) AND (Mode = 0) then begin

            if (SDL_ModState = KMOD_LSHIFT) AND (Ini.Tabs_at_startup = 1) then //Random Category
            begin
            I2 := 0; //Count Cats
            for I:= low(CatSongs.Song) to high (CatSongs.Song) do
              if CatSongs.Song[I].Main then Inc(I2);

            I2 := Random (I2)+1; //Zufall

            //Find Cat:
            for I:= low(CatSongs.Song) to high (CatSongs.Song) do
              begin
              if CatSongs.Song[I].Main then
                Dec(I2);
              if (I2<=0) then
                begin
                //Show Cat in Top Left Mod
                ShowCatTL (I);

                Interaction := I;

                CatSongs.ShowCategoryList;
                CatSongs.ClickCategoryButton(I);
                SelectNext;
                FixSelected;
                break;
                end;
              end;


            end
            else if (SDL_ModState = KMOD_LCTRL) AND (Ini.Tabs_at_startup = 1) then //random in All Categorys
            begin
            repeat
              I2 := Random(high(CatSongs.Song)+1) - low(CatSongs.Song)+1;
            until CatSongs.Song[I2].Main = false;

            //Search Cat
            for I := I2 downto low(CatSongs.Song) do
              begin
              if CatSongs.Song[I].Main then
                break;
              end;
            //In I ist jetzt die Kategorie in I2 der Song

            //Choose Cat
            CatSongs.ShowCategoryList;

            //Show Cat in Top Left Mod
              ShowCatTL (I);

            CatSongs.ClickCategoryButton(I);
            SelectNext;

            //Fix: Not Existing Song selected:
            //if (I+1=I2) then Inc(I2);

            //Choose Song
            SkipTo(I2-I);

            end
            else //Random in one Category
            begin
              SkipTo(Random(CatSongs.VisibleSongs));
            end;
            AudioPlayback.PlayChange;

            ChangeMusic;
            SetScroll4;
            UpdateLCD;
          end;
        end;

      SDLK_1:
        begin //Jocker
          if (Mode = 1) AND (PartySession.Teams.NumTeams >= 1) AND (PartySession.Teams.Teaminfo[0].Joker > 0) then
          begin
            //Joker spielen
            Dec(PartySession.Teams.Teaminfo[0].Joker);
            SelectRandomSong;
            SetJoker;
          end;
        end;

      SDLK_2:
        begin //Jocker
          if (Mode = 1) AND (PartySession.Teams.NumTeams >= 2) AND (PartySession.Teams.Teaminfo[1].Joker > 0) then
          begin
            //Joker spielen
            Dec(PartySession.Teams.Teaminfo[1].Joker);
            SelectRandomSong;
            SetJoker;
          end;
        end;

      SDLK_3:
        begin //Jocker
          if (Mode = 1) AND (PartySession.Teams.NumTeams >= 3) AND (PartySession.Teams.Teaminfo[2].Joker > 0) then
          begin
            //Joker spielen
            Dec(PartySession.Teams.Teaminfo[2].Joker);
            SelectRandomSong;
            SetJoker;
          end;
        end;
    end;
  end;
end;

constructor TScreenSong.Create;
var
  Pet:    integer;
  I:      integer;
Label CreateSongButtons;
begin
  inherited Create;

  LoadFromTheme(Theme.Song);

  TextArtist := AddText(Theme.Song.TextArtist);
  TextTitle :=  AddText(Theme.Song.TextTitle);
  TextNumber := AddText(Theme.Song.TextNumber);

  //Show Cat in Top Left mod
  TextCat := AddText(Theme.Song.TextCat);
  StaticCat :=  AddStatic(Theme.Song.StaticCat);

  //Show Video Icon Mod
  VideoIcon := AddStatic(Theme.Song.VideoIcon);

  //Party Mode
  StaticTeam1Joker1 := AddStatic(Theme.Song.StaticTeam1Joker1);
  StaticTeam1Joker2 := AddStatic(Theme.Song.StaticTeam1Joker2);
  StaticTeam1Joker3 := AddStatic(Theme.Song.StaticTeam1Joker3);
  StaticTeam1Joker4 := AddStatic(Theme.Song.StaticTeam1Joker4);
  StaticTeam1Joker5 := AddStatic(Theme.Song.StaticTeam1Joker5);

  StaticTeam2Joker1 := AddStatic(Theme.Song.StaticTeam2Joker1);
  StaticTeam2Joker2 := AddStatic(Theme.Song.StaticTeam2Joker2);
  StaticTeam2Joker3 := AddStatic(Theme.Song.StaticTeam2Joker3);
  StaticTeam2Joker4 := AddStatic(Theme.Song.StaticTeam2Joker4);
  StaticTeam2Joker5 := AddStatic(Theme.Song.StaticTeam2Joker5);

  StaticTeam3Joker1 := AddStatic(Theme.Song.StaticTeam3Joker1);
  StaticTeam3Joker2 := AddStatic(Theme.Song.StaticTeam3Joker2);
  StaticTeam3Joker3 := AddStatic(Theme.Song.StaticTeam3Joker3);
  StaticTeam3Joker4 := AddStatic(Theme.Song.StaticTeam3Joker4);
  StaticTeam3Joker5 := AddStatic(Theme.Song.StaticTeam3Joker5);

  //Load Party or NonParty specific Statics and Texts
  SetLength(StaticParty, Length(Theme.Song.StaticParty));
  for I := 0 to High(Theme.Song.StaticParty) do
    StaticParty[I] := AddStatic(Theme.Song.StaticParty[I]);

  SetLength(TextParty, Length(Theme.Song.TextParty));
  for I := 0 to High(Theme.Song.TextParty) do
    TextParty[I] := AddText(Theme.Song.TextParty[I]);

  SetLength(StaticNonParty, Length(Theme.Song.StaticNonParty));
  for I := 0 to High(Theme.Song.StaticNonParty) do
    StaticNonParty[I] := AddStatic(Theme.Song.StaticNonParty[I]);

  SetLength(TextNonParty, Length(Theme.Song.TextNonParty));
  for I := 0 to High(Theme.Song.TextNonParty) do
    TextNonParty[I] := AddText(Theme.Song.TextNonParty[I]);

  // Song List
//  Songs.LoadSongList; // moved to the UltraStar unit
  CatSongs.Refresh;

  if (length(CatSongs.Song) > 0) then
  begin
    //Set Length of Button Array one Time Instead of one time for every Song
    SetButtonLength(Length(CatSongs.Song));

    I := 0;
    CreateSongButtons:

    try
      for Pet := I to High(CatSongs.Song) do begin // creating all buttons
        // new
        Texture.Limit := 512;// 256 0.4.2 value, 512 in 0.5.0

        if not FileExists(CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover) then
          CatSongs.Song[Pet].Cover := ''; // 0.5.0: if cover not found then show 'no cover'

        if CatSongs.Song[Pet].Cover = '' then
          AddButton(300 + Pet*250, 140, 200, 200, Skin.GetTextureFileName('SongCover'), 'JPG', 'Plain', Theme.Song.Cover.Reflections)
        else begin
          // cache texture if there is a need to this
          if not Covers.CoverExists(CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover) then
          begin
            Texture.CreateCacheMipmap := true;
            Texture.GetTexture(CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover, 'Plain', true); // preloads textures and creates cache mipmap
            Texture.CreateCacheMipmap := false;

            // puts this texture to the cache file
            Covers.AddCover(CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover);

            // unload full size texture
            Texture.UnloadTexture(CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover, false);

            // we should also add mipmap texture by calling createtexture and use mipmap cache as data source
          end;

          // and now load it from cache file (small place for the optimization by eliminating reading it from file, but not here)
          AddButton(300 + Pet*250, 140, 200, 200, CatSongs.Song[Pet].Path + CatSongs.Song[Pet].Cover, 'JPG', 'Plain', Theme.Song.Cover.Reflections);
        end;
        Texture.Limit := 1024*1024;
        I := -1;
      end;
    except
      //When Error is reported the First time for this Song
      if (I <> Pet) then
      begin
        //Some Error reporting:
        Log.LogError('Could not load Cover: ' + CatSongs.Song[Pet].Cover);

        //Change Cover to NoCover and Continue Loading
        CatSongs.Song[Pet].Cover := '';
        I := Pet;
      end
      else //when Error occurs Multiple Times(NoSong Cover is damaged), then start loading next Song
      begin
        Log.LogError('NoCover Cover is damaged!');
        try
          AddButton(300 + Pet*250, 140, 200, 200, '', 'JPG', 'Plain', Theme.Song.Cover.Reflections);
        except
          {$IFDEF win32}
          Messagebox(0, PChar('No Cover Image is damage. Could not Workaround Song Loading, Ultrastar will exit now.'), PChar(Language.Translate('US_VERSION')), MB_ICONERROR or MB_OK);
          {$ELSE}
          // TODO : JB_linux - better handle this message and display to user..
          writeln( 'No Cover Image is damage. Could not Workaround Song Loading, Ultrastar will exit now.');
          Log.LogError( 'No Cover Image is damage. Could not Workaround Song Loading, Ultrastar will exit now.' );
          {$ENDIF}
          Halt;
        end;
        I := Pet + 1;
      end;
    end;

    if (I <> -1) then
      GoTo CreateSongButtons;

  end;

  // Randomize Patch
  Randomize;
  //Equalizer
  SetLength(EqualizerBands, Theme.Song.Equalizer.Bands);
  //ClearArray
  For I := low(EqualizerBands) to high(EqualizerBands) do
    EqualizerBands[I] := 3;

  if (Length(CatSongs.Song) > 0) then
    Interaction := 0;
end;

procedure TScreenSong.SetScroll;
var
  VS, B: Integer;
begin
  VS := CatSongs.VisibleSongs;
  if VS > 0 then
  begin
    //Set Positions
    Case Theme.Song.Cover.Style of
      3: SetScroll3;
      5:begin
          if VS > 5 then
            SetScroll5
          else
            SetScroll4;
        end;
      6: SetScroll6;
      else SetScroll4;
    end;
    //Set Visibility of Video Icon
    Static[VideoIcon].Visible := (CatSongs.Song[Interaction].Video <> '');

    //Set Texts:
    Text[TextArtist].Text := CatSongs.Song[Interaction].Artist;
    Text[TextTitle].Text  :=  CatSongs.Song[Interaction].Title;
    if (Ini.Tabs_at_startup = 1) And (CatSongs.CatNumShow = -1) then
    begin
      Text[TextNumber].Text := IntToStr(CatSongs.Song[Interaction].OrderNum) + '/' + IntToStr(CatSongs.CatCount);
      Text[TextTitle].Text  := '(' + IntToStr(CatSongs.Song[Interaction].CatNumber) + ' ' + Language.Translate('SING_SONGS_IN_CAT') + ')';
    end
    else if (CatSongs.CatNumShow = -2) then
      Text[TextNumber].Text := IntToStr(CatSongs.VisibleIndex(Interaction)+1) + '/' + IntToStr(VS)
    else if (CatSongs.CatNumShow = -3) then
      Text[TextNumber].Text := IntToStr(CatSongs.VisibleIndex(Interaction)+1) + '/' + IntToStr(VS)
    else if (Ini.Tabs_at_startup = 1) then
      Text[TextNumber].Text := IntToStr(CatSongs.Song[Interaction].CatNumber) + '/' + IntToStr(CatSongs.Song[Interaction - CatSongs.Song[Interaction].CatNumber].CatNumber)
    else
      Text[TextNumber].Text := IntToStr(Interaction+1) + '/' + IntToStr(Length(CatSongs.Song));
  end
  else
  begin
    Text[TextNumber].Text := '0/0';
    Text[TextArtist].Text := '';
    Text[TextTitle].Text  := '';
    for B := 0 to High(Button) do
      Button[B].Visible := False;

  end;
end;

procedure TScreenSong.SetScroll1;
var
  B:      integer;    // button
  BMin:   integer;    // button min
  BMax:   integer;    // button max
  Src:    integer;
//  Dst:    integer;
  Count:  integer;    // Dst is not used. Count is used.
  Ready:  boolean;

  VisCount: integer;  // count of visible (or selectable) buttons
  VisInt:   integer;  // visible position of interacted button
  Typ:      integer;  // 0 when all songs fits the screen
  Placed:   integer;  // number of placed visible buttons
begin
//  Src := 0;
//  Dst := -1;
  Count := 1;
  Typ := 0;
  Ready := false;
  Placed := 0;

  VisCount := 0;
  for B := 0 to High(Button) do
    if CatSongs.Song[B].Visible then Inc(VisCount);

  VisInt := 0;
  for B := 0 to Interaction-1 do
    if CatSongs.Song[B].Visible then Inc(VisInt);


  if VisCount <= 6 then begin
    Typ := 0;
  end else begin
    if VisInt <= 3 then begin
      Typ := 1;
      Count := 7;
      Ready := true;
    end;

    if (VisCount - VisInt) <= 3 then begin
      Typ := 2;
      Count := 7;
      Ready := true;
    end;

    if not Ready then begin
      Typ := 3;
      Src := Interaction;
    end;
  end;



  // hide all buttons
  for B := 0 to High(Button) do begin
    Button[B].Visible := false;
    Button[B].Selectable := CatSongs.Song[B].Visible;
  end;

{  for B := Src to Dst do begin
//    Button[B].Visible := true;
    Button[B].Visible := CatSongs.Song[B].Visible;
    Button[B].Selectable := Button[B].Visible;
    Button[B].Y := 140 + (B-Src) * 60;
  end;}


  if Typ = 0 then begin
    for B := 0 to High(Button) do begin
      if CatSongs.Song[B].Visible then begin
        Button[B].Visible := true;
        Button[B].Y := 140 + (Placed) * 60;
        Inc(Placed);
      end;
    end;
  end;

  if Typ = 1 then begin
    B := 0;
    while (Count > 0) do begin
      if CatSongs.Song[B].Visible then begin
        Button[B].Visible := true;
        Button[B].Y := 140 + (Placed) * 60;
        Inc(Placed);
        Dec(Count);
      end;
      Inc(B);
    end;
  end;

  if Typ = 2 then begin
    B := High(Button);
    while (Count > 0) do begin
      if CatSongs.Song[B].Visible then begin
        Button[B].Visible := true;
        Button[B].Y := 140 + (6-Placed) * 60;
        Inc(Placed);
        Dec(Count);
      end;
      Dec(B);
    end;
  end;

  if Typ = 3 then begin
    B := Src;
    Count := 4;
    while (Count > 0) do begin
      if CatSongs.Song[B].Visible then begin
        Button[B].Visible := true;
        Button[B].Y := 140 + (3+Placed) * 60;
        Inc(Placed);
        Dec(Count);
      end;
      Inc(B);
    end;

    B := Src-1;
    Placed := 0;
    Count := 3;
    while (Count > 0) do begin
      if CatSongs.Song[B].Visible then begin
        Button[B].Visible := true;
        Button[B].Y := 140 + (2-Placed) * 60;
        Inc(Placed);
        Dec(Count);
      end;
      Dec(B);
    end;

  end;

  if Length(Button) > 0 then
    Static[1].Texture.Y := Button[Interaction].Y - 5; // selection texture
end;

procedure TScreenSong.SetScroll2;
var
  B:      integer;
  Wsp:    integer; // wspolczynnik przesuniecia wzgledem srodka ekranu
  Wsp2:   real;
begin
  // liniowe
  for B := 0 to High(Button) do
    Button[B].X := 300 + (B - Interaction) * 260;

  if Length(Button) >= 3 then begin
    if Interaction = 0 then
      Button[High(Button)].X := 300 - 260;

    if Interaction = High(Button) then
      Button[0].X := 300 + 260;
  end;

  // kolowe
{  for B := 0 to High(Button) do begin
    Wsp := (B - Interaction); // 0 dla srodka, -1 dla lewego, +1 dla prawego itd.
    Wsp2 := Wsp / Length(Button);
    Button[B].X := 300 + 10000 * sin(2*pi*Wsp2);
//    Button[B].Y := 140 + 50 * ;
  end;}
end;

procedure TScreenSong.SetScroll3; // with slide
var
  B:      integer;
  Wsp:    integer; // wspolczynnik przesuniecia wzgledem srodka ekranu
  Wsp2:   real;
begin
  SongTarget := Interaction;

  // liniowe
  for B := 0 to High(Button) do
  begin
    Button[B].X := 300 + (B - SongCurrent) * 260;
    if (Button[B].X < -Button[B].W) OR (Button[B].X > 800) then
      Button[B].Visible := False
    else
      Button[B].Visible := True;
  end;

{  if Length(Button) >= 3 then begin
    if Interaction = 0 then
      Button[High(Button)].X := 300 - 260;

    if Interaction = High(Button) then
      Button[0].X := 300 + 260;
  end;}

  // kolowe
{  for B := 0 to High(Button) do begin
    Wsp := (B - Interaction); // 0 dla srodka, -1 dla lewego, +1 dla prawego itd.
    Wsp2 := Wsp / Length(Button);
    Button[B].X := 300 + 10000 * sin(2*pi*Wsp2);
//    Button[B].Y := 140 + 50 * ;
  end;}
end;

procedure TScreenSong.SetScroll4; // rotate
var
  B:      integer;
  Wsp:    real;
  Z, Z2:      real;
  VS:     integer;
begin
  VS := CatSongs.VisibleSongs; // 0.5.0 (I): cached, very important

  // kolowe
  for B := 0 to High(Button) do begin
    Button[B].Visible := CatSongs.Song[B].Visible; // nowe
    if Button[B].Visible then begin // 0.5.0 optimization for 1000 songs - updates only visible songs, hiding in tabs becomes useful for maintaing good speed

    Wsp := 2 * pi * (CatSongs.VisibleIndex(B) - SongCurrent) /  VS {CatSongs.VisibleSongs};// 0.5.0 (II): takes another 16ms

    Z := (1 + cos(Wsp)) / 2;
    Z2 := (1 + 2*Z) / 3;


    Button[B].X := Theme.Song.Cover.X + (0.185 * Theme.Song.Cover.H * VS * sin(Wsp)) * Z2 - ((Button[B].H - Theme.Song.Cover.H)/2); // 0.5.0 (I): 2 times faster by not calling CatSongs.VisibleSongs
    Button[B].Z := Z / 2 + 0.3;

    Button[B].W := Theme.Song.Cover.H * Z2;

//    Button[B].Y := {50 +} 140 + 50 - 50 * Z2;
    Button[B].Y := Theme.Song.Cover.Y  + (Theme.Song.Cover.H - Abs(Button[B].H)) * 0.7 ;
    Button[B].H := Button[B].W;
    end;
  end;
end;

(*
procedure TScreenSong.SetScroll4; // rotate
var
  B:      integer;
  Wsp:    real;
  Z:      real;
  Z2, Z3:     real;
  VS:     integer;
  function modreal (const X, Y: real):real;
  begin
    Result := Frac(x / y) * y;
    if Result < -3 then
      Result := Result + Y
    else if Result > 3 then
      Result := Result - Y;
  end;
begin
  VS := CatSongs.VisibleSongs; // 0.5.0 (I): cached, very important
  Z3 := 1;
  if VS < 12 then
    Z2 := VS
  else
    Z2 := 12;

  // kolowe
  for B := 0 to High(Button) do begin
    Button[B].Visible := CatSongs.Song[B].Visible; // nowe
    if Button[B].Visible then begin // 0.5.0 optimization for 1000 songs - updates only visible songs, hiding in tabs becomes useful for maintaing good speed
      if ((ModReal(CatSongs.VisibleIndex(B) - SongCurrent, VS)>-3) AND (ModReal(CatSongs.VisibleIndex(B) - SongCurrent, VS)<3)) then
      begin
        if CatSongs.VisibleIndex(B)> SongCurrent then
          Wsp := 2 * pi * (CatSongs.VisibleIndex(B) - SongCurrent) /  Z2
        else
          Wsp := 2 * pi * (CatSongs.VisibleIndex(B) - SongCurrent) /  Z2;

        Z3 := 2;
        Z := (1 + cos(Wsp)) / 2;
        //Z2 := (1 + 2*Z) / 3;
        //Z2 := (0.5 + Z/2);
        //Z2 := sin(Wsp);

        //Z2 := Power (Z2,Z3);

        Button[B].W := Theme.Song.CoverW * Power(cos(Wsp), Z3);//Power(Z2, 3);

        //Button[B].X := Theme.Song.CoverX + ({Theme.Song.CoverX + Theme.Song.CoverW/2 + Theme.Song.CoverW*0.18 * VS {CatSongs.VisibleSongs {Length(Button) * sin(Wsp) {- Theme.Song.CoverX - Theme.Song.CoverW) * Z2; // 0.5.0 (I): 2 times faster by not calling CatSongs.VisibleSongs
        if (sin(Wsp)<0) then
          Button[B].X := sin(Wsp)*Theme.Song.CoverX*Theme.Song.CoverW*0.007 + Theme.Song.CoverX + Theme.Song.CoverW - Button[B].W
        else //*Theme.Song.CoverW*0.004*Z3
          Button[B].X := sin(Wsp)*Theme.Song.CoverX*Theme.Song.CoverW*0.007 + Theme.Song.CoverX;
        Button[B].Z := Z-0.00001;

//      Button[B].Y := {50 + 140 + 50 - 50 * Z2;
    //  Button[B].Y := (Theme.Song.CoverY  + 40 + 50 - 50 * Z2);
        Button[B].Y := (Theme.Song.CoverY  + Theme.Song.CoverW - Button[B].W);
        Button[B].H := Button[B].W;
        Button[B].Visible := True;
      end
      {else if (((CatSongs.VisibleIndex(B) - SongCurrent)>-3) AND ((CatSongs.VisibleIndex(B) - SongCurrent)<3)) OR ((round (CatSongs.VisibleIndex(B) - SongCurrent) mod VS > -3) AND ((CatSongs.VisibleIndex(B) - SongCurrent)<3)) then
      begin
        Wsp := 2 * pi * (CatSongs.VisibleIndex(B) - SongCurrent) /  12 ;// 0.5.0 (II): takes another 16ms

        Z := (1 + cos(Wsp)) / 2 -0.00001; //z < 0.49999 is behind the cover 1 is in front of the covers

        Button[B].W := Theme.Song.CoverW * Power(cos(Wsp), Z3);//Power(Z2, 3);

        if (sin(Wsp)<0) then
          Button[B].X := sin(Wsp)*Theme.Song.CoverX*Theme.Song.CoverW*0.007 + Theme.Song.CoverX + Theme.Song.CoverW - Button[B].W
        else
          Button[B].X := sin(Wsp)*Theme.Song.CoverX*Theme.Song.CoverW*0.007 + Theme.Song.CoverX;

        Button[B].Z := Z;

        Button[B].Y := (Theme.Song.CoverY  + Theme.Song.CoverW - Button[B].W);

        Button[B].H := Button[B].W;
        Button[B].Visible := True;
      end
      else Button[B].Visible := False;
    end;
  end;
end;      *)

procedure TScreenSong.SetScroll5; // rotate
var
  B:      integer;
  Angle:    real;
  Pos:    Real;
  VS:     integer;
  diff:     real;
  X:        Real;
  helper: real;
begin
  VS := CatSongs.VisibleSongs; // cache Visible Songs
  {Vars
  Theme.Song.CoverW: Radius des Kreises
  Theme.Song.CoverX: X Pos Linke Kante des gew�hlten Covers
  Theme.Song.CoverX: Y Pos Obere Kante des gew�hlten Covers
  Theme.Song.CoverH: H�he der Cover

  (CatSongs.VisibleIndex(B) - SongCurrent)/VS = Abstand zum MIttleren Cover in %
  }

  //Change Pos of all Buttons
  for B := low(Button) to high(Button) do
  begin
    Button[B].Visible := CatSongs.Song[B].Visible; //Adjust Visibility
    if Button[B].Visible then //Only Change Pos for Visible Buttons
    begin
      Pos := (CatSongs.VisibleIndex(B) - SongCurrent);
      if (Pos < -VS/2) then
        Pos := Pos + VS
      else if (Pos > VS/2) then
        Pos := Pos - VS;

      if (Abs(Pos) < 2.5) then {fixed Positions}
      begin
      Angle := Pi * (Pos / 5);
//      Button[B].Visible := False;

      Button[B].H := Abs(Theme.Song.Cover.H * cos(Angle*0.8));//Power(Z2, 3);

//      Button[B].Reflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;
      Button[B].DeSelectReflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;

      Button[B].Z := 0.95 - Abs(Pos) * 0.01;

      Button[B].Y := (Theme.Song.Cover.Y  + (Theme.Song.Cover.H - Abs(Theme.Song.Cover.H * cos(Angle))) * 0.5);

      Button[B].W := Button[B].H;

      Diff := (Button[B].H - Theme.Song.Cover.H)/2;


      X := Sin(Angle*1.3)*0.9;

      Button[B].X := Theme.Song.Cover.X + Theme.Song.Cover.W * X - Diff;

      end
      else
      begin {Behind the Front Covers}

        // limit-bg-covers hack
        if (abs(abs(Pos)-VS/2)>10) then Button[B].Visible:=False;
        // end of limit-bg-covers hack

        if Pos < 0 then
          Pos := (Pos - VS/2)/VS
        else
          Pos := (Pos + VS/2)/VS;

        Angle := pi * Pos*2;
        if VS > 24 then
        begin
          if Angle < 0 then helper:=-1 else helper:=1;
          Angle:=2*pi-abs(Angle);
          Angle:=Angle*(VS/24);
          Angle:=(2*pi-Angle)*helper;
        end;

        Button[B].Z := (0.4 - Abs(Pos/4)) -0.00001; //z < 0.49999 is behind the cover 1 is in front of the covers

        Button[B].H :=0.6*(Theme.Song.Cover.H-Abs(Theme.Song.Cover.H * cos(Angle/2)*0.8));//Power(Z2, 3);

        Button[B].W := Button[B].H;

        Button[B].Y := Theme.Song.Cover.Y  - (Button[B].H - Theme.Song.Cover.H)*0.75;

//        Button[B].Reflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;
        Button[B].DeSelectReflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;

        Diff := (Button[B].H - Theme.Song.Cover.H)/2;

        Button[B].X :=  Theme.Song.Cover.X+Theme.Song.Cover.H/2-Button[b].H/2+Theme.Song.Cover.W/320*((Theme.Song.Cover.H)*sin(Angle/2)*1.52);

      end;

      //Button[B].Y := (Theme.Song.Cover.Y  + (Theme.Song.Cover.H - Button[B].H)/1.5); //Cover at down border of the change field
//      Button[B].Y := (Theme.Song.Cover.Y  + (Theme.Song.Cover.H - Button[B].H) * 0.7);

    end;
  end;
end;

procedure TScreenSong.SetScroll6; // rotate (slotmachine style)
var
  B:      integer;
  Angle:    real;
  Pos:    Real;
  VS:     integer;
  diff:     real;
  X:        Real;
  Wsp:    real;
  Z, Z2:      real;
begin
  VS := CatSongs.VisibleSongs; // cache Visible Songs
  if VS <=5 then begin
    // kolowe
    for B := 0 to High(Button) do
    begin
      Button[B].Visible := CatSongs.Song[B].Visible; // nowe
      if Button[B].Visible then begin // 0.5.0 optimization for 1000 songs - updates only visible songs, hiding in tabs becomes useful for maintaing good speed

      Wsp := 2 * pi * (CatSongs.VisibleIndex(B) - SongCurrent) /  VS {CatSongs.VisibleSongs};// 0.5.0 (II): takes another 16ms

      Z := (1 + cos(Wsp)) / 2;
      Z2 := (1 + 2*Z) / 3;


      Button[B].Y := Theme.Song.Cover.Y + (0.185 * Theme.Song.Cover.H * VS * sin(Wsp)) * Z2 - ((Button[B].H - Theme.Song.Cover.H)/2); // 0.5.0 (I): 2 times faster by not calling CatSongs.VisibleSongs
      Button[B].Z := Z / 2 + 0.3;

      Button[B].W := Theme.Song.Cover.H * Z2;

//      Button[B].Y := {50 +} 140 + 50 - 50 * Z2;
      Button[B].X := Theme.Song.Cover.X  + (Theme.Song.Cover.H - Abs(Button[B].H)) * 0.7 ;
      Button[B].H := Button[B].W;
      end;
    end;
  end
  else begin

    //Change Pos of all Buttons
    for B := low(Button) to high(Button) do
      begin
          Button[B].Visible := CatSongs.Song[B].Visible; //Adjust Visibility
      if Button[B].Visible then //Only Change Pos for Visible Buttons
        begin
        Pos := (CatSongs.VisibleIndex(B) - SongCurrent);
        if (Pos < -VS/2) then
          Pos := Pos + VS
        else if (Pos > VS/2) then
          Pos := Pos - VS;

        if (Abs(Pos) < 2.5) then {fixed Positions}
        begin
          Angle := Pi * (Pos / 5);
//          Button[B].Visible := False;

          Button[B].H := Abs(Theme.Song.Cover.H * cos(Angle*0.8));//Power(Z2, 3);

          Button[B].DeSelectReflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;

          Button[B].Z := 0.95 - Abs(Pos) * 0.01;

          Button[B].X := (Theme.Song.Cover.X  + (Theme.Song.Cover.H - Abs(Theme.Song.Cover.H * cos(Angle))) * 0.5);

          Button[B].W := Button[B].H;

          Diff := (Button[B].H - Theme.Song.Cover.H)/2;


          X := Sin(Angle*1.3)*0.9;

          Button[B].Y := Theme.Song.Cover.Y + Theme.Song.Cover.W * X - Diff;
        end
        else
        begin {Behind the Front Covers}

          // limit-bg-covers hack
          if (abs(VS/2-abs(Pos))>10) then Button[B].Visible:=False;
          if VS > 25 then VS:=25;
          // end of limit-bg-covers hack

          if Pos < 0 then
            Pos := (Pos - VS/2)/VS
          else
            Pos := (Pos + VS/2)/VS;

          Angle := pi * Pos*2;

          Button[B].Z := (0.4 - Abs(Pos/4)) -0.00001; //z < 0.49999 is behind the cover 1 is in front of the covers

          Button[B].H :=0.6*(Theme.Song.Cover.H-Abs(Theme.Song.Cover.H * cos(Angle/2)*0.8));//Power(Z2, 3);

          Button[B].W := Button[B].H;

          Button[B].X := Theme.Song.Cover.X  - (Button[B].H - Theme.Song.Cover.H)*0.5;


          Button[B].DeSelectReflectionspacing := 15 * Button[B].H/Theme.Song.Cover.H;

          Button[B].Y := Theme.Song.Cover.Y+Theme.Song.Cover.H/2-Button[b].H/2+Theme.Song.Cover.W/320*(Theme.Song.Cover.H*sin(Angle/2)*1.52);
        end;
      end;
    end;
  end;
end;


procedure TScreenSong.onShow;
begin
  AudioPlayback.Stop;

  if Ini.Players <= 3 then PlayersPlay := Ini.Players + 1;
  if Ini.Players = 4 then PlayersPlay := 6;

  //Cat Mod etc
    if (Ini.Tabs_at_startup = 1) AND (CatSongs.CatNumShow = -1) then
    begin
      CatSongs.ShowCategoryList;
      FixSelected;
      //Show Cat in Top Left Mod
      HideCatTL;
    end;


  if Length(CatSongs.Song) > 0 then begin
    //Load Music only when Song Preview is activated
    if (Ini.PreviewVolume <> 0) then
    begin
      AudioPlayback.SetLoop(false);
      AudioPlayback.Open(CatSongs.Song[Interaction].Path + CatSongs.Song[Interaction].Mp3);
      AudioPlayback.MoveTo(AudioPlayback.Length / 4);
      AudioPlayback.Play;

      //Set Preview Volume
      AudioPlayback.SetMusicVolume (Ini.PreviewVolume * 10);
      {//if Music Fade is activated, Set Volume to 0 %
      if (Ini.PreviewFading <> 0) then
        Music.SetMusicVolume(0);}
    end;

    SetScroll;
    UpdateLCD;
  end;

  //Playlist Mode
  if (Mode = 0) then
  begin
    //If Playlist Shown -> Select Next automatically
    if (CatSongs.CatNumShow = -3) then
    begin
      SelectNext;
      ChangeMusic;
    end;
  end
  //Party Mode
  else if (Mode = 1) then
  begin

    SelectRandomSong;
    //Show Menu directly in PartyMode
    //But only if selected in Options
    if (Ini.PartyPopup = 1) then
    begin
      ScreenSongMenu.MenuShow(SM_Party_Main);
    end;


  end;

  SetJoker;
  SetStatics;
end;

procedure TScreenSong.onHide;
begin
  //When Music Fading is activated, Turn Music to 100 %
  If (Ini.PreviewVolume <> 100) or (Ini.PreviewFading <> 0) then
    AudioPlayback.SetMusicVolume(100);

  //If Preview is deactivated: Load MUsicfile now
  If (Ini.PreviewVolume = 0) then
    AudioPlayback.Open(CatSongs.Song[Interaction].Path + CatSongs.Song[Interaction].Mp3);

  //When hide then Stop Music (For Party Mode Popup on Exit)
  if (Display.NextScreen <> @ScreenSing) and (Display.NextScreen <> @ScreenSingModi) and (AudioPlayback <> nil) then
    AudioPlayback.Stop;
end;

procedure TScreenSong.DrawExtensions;
begin
  //Draw Song Menu
  if (ScreenSongMenu.Visible) then
  begin
    ScreenSongMenu.Draw;
  end
  else if (ScreenSongJumpto.Visible) then
  begin
    ScreenSongJumpto.Draw;
  end
end;

function TScreenSong.Draw: boolean;
var
  dx:   real;
  dt:   real;
  I:    Integer;
begin
  dx := SongTarget-SongCurrent;
  dt := TimeSkip * 7;

//  writeln( 'TScreenSong.Draw '+ inttostr(trunc(TimeSkip)) );
  
  if dt > 1 then
    dt := 1;
    
  SongCurrent := SongCurrent + dx*dt;

{  if SongCurrent > Catsongs.VisibleSongs then begin
    SongCurrent := SongCurrent - Catsongs.VisibleSongs;
    SongTarget := SongTarget - Catsongs.VisibleSongs;
  end;}

//  Log.BenchmarkStart(5);
  SetScroll;
//  Log.BenchmarkEnd(5);
//  Log.LogBenchmark('SetScroll4', 5);

  //Fading Functions, Only if Covertime is under 5 Seconds
  If (CoverTime < 5) then
  begin
    // 0.5.0: cover fade
    if (CoverTime < 1) and (CoverTime + TimeSkip >= 1) then
    begin
      // load new texture
      Texture.GetTexture(Button[Interaction].Texture.Name, 'Plain', false);
      Button[Interaction].Texture.Alpha := 1;
      Button[Interaction].Texture2 := Texture.GetTexture(Button[Interaction].Texture.Name, 'Plain', false);
      Button[Interaction].Texture2.Alpha := 1;
    end;

    //Song Fade
    if (CatSongs.VisibleSongs > 0) AND (Ini.PreviewVolume <> 0) AND (Not CatSongs.Song[Interaction].Main) AND (Ini.PreviewFading <> 0) then
    begin
      //Start Song Fade after a little Time, to prevent Song to be Played on Scrolling
      if (CoverTime < 0.2) and (CoverTime + TimeSkip >= 0.2) then
        AudioPlayback.Play;

      //Update Song Volume
      if (CoverTime < Ini.PreviewFading) then
        AudioPlayback.SetMusicVolume(Round (CoverTime * Ini.PreviewVolume / Ini.PreviewFading * 10))
      else
        AudioPlayback.SetMusicVolume(Ini.PreviewVolume * 10);

    end;


    //Update Fading Time
    CoverTime := CoverTime + TimeSkip;

    //Update Fading Texture
    Button[Interaction].Texture2.Alpha := (CoverTime - 1) * 1.5;
    if Button[Interaction].Texture2.Alpha > 1 then Button[Interaction].Texture2.Alpha := 1;

  end;

  //inherited Draw;
  //heres a little Hack, that causes the Statics
  //are Drawn after the Buttons because of some Blending Problems.
  //This should cause no Problems because all Buttons on this screen
  //Has Z Position.
  //Draw BG
  DrawBG;

  //Instead of Draw FG Procedure:
  //We draw Buttons for our own
  for I := 0 to Length(Button) - 1 do
    Button[I].Draw;

  // Statics
  for I := 0 to Length(Static) - 1 do
    Static[I].Draw;

  // and texts
  for I := 0 to Length(Text) - 1 do
    Text[I].Draw;


  //Draw Equalizer
  if Theme.Song.Equalizer.Visible then
    DrawEqualizer;

  DrawExtensions;

end;

procedure TScreenSong.SelectNext;
var
  Skip:   integer;
  I:      integer;
  VS:     Integer;
begin
  VS := CatSongs.VisibleSongs;

  if VS > 0 then
  begin
    UnLoadDetailedCover;

    Skip := 1;

    // this 1 could be changed by CatSongs.FindNextVisible
    while (not CatSongs.Song[(Interaction + Skip) mod Length(Interactions)].Visible) do Inc(Skip);

    SongTarget := SongTarget + 1;//Skip;

    Interaction := (Interaction + Skip) mod Length(Interactions);

    // try to keep all at the beginning
    if SongTarget > VS-1 then begin
      SongTarget := SongTarget - VS;
      SongCurrent := SongCurrent - VS;
    end;

  end;
      // Interaction -> Button, ktorego okladke przeczytamy
      //  Button[Interaction].Texture := Texture.GetTexture(Button[Interaction].Texture.Name, 'Plain', false); // 0.5.0: show uncached texture
end;

procedure TScreenSong.SelectPrev;
var
  Skip:   integer;
  I:      integer;
  VS:     Integer;
begin
  VS := CatSongs.VisibleSongs;

  if VS > 0 then
  begin
    UnLoadDetailedCover;

    Skip := 1;

    while (not CatSongs.Song[(Interaction - Skip + Length(Interactions)) mod Length(Interactions)].Visible) do Inc(Skip);
    SongTarget := SongTarget - 1;//Skip;

    Interaction := (Interaction - Skip + Length(Interactions)) mod Length(Interactions);

    // try to keep all at the beginning
    if SongTarget < 0 then begin
      SongTarget := SongTarget + CatSongs.VisibleSongs;
      SongCurrent := SongCurrent + CatSongs.VisibleSongs;
    end;

  //  Button[Interaction].Texture := Texture.GetTexture(Button[Interaction].Texture.Name, 'Plain', false); // 0.5.0: show uncached texture
  end;
end;

procedure TScreenSong.UpdateLCD;
begin
  LCD.HideCursor;
  LCD.Clear;
  LCD.WriteText(1, Text[TextArtist].Text);
  LCD.WriteText(2, Text[TextTitle].Text);
end;

//Procedure Change current played Preview
procedure TScreenSong.ChangeMusic;
begin
  //When Music Preview is avtivated -> then Change Music
  if (Ini.PreviewVolume <> 0) then
    begin
    if (NOT CatSongs.Song[Interaction].Main) AND(CatSongs.VisibleSongs > 0) then
    begin
      AudioPlayback.Close;
      if AudioPlayback.Open(CatSongs.Song[Interaction].Path + CatSongs.Song[Interaction].Mp3) then begin
        AudioPlayback.MoveTo(AudioPlayback.Length / 4);
        //If Song Fading is activated then don't Play directly, and Set Volume to Null, else Play normal
        if (Ini.PreviewFading = 0) then
          AudioPlayback.Play
        else
          AudioPlayback.SetMusicVolume(0);
      end;
    end
    else
      AudioPlayback.Stop;
  end;
end;

procedure TScreenSong.SkipTo(Target: Cardinal); // 0.5.0
var
  Skip:   integer;
  I:      integer;
begin
  UnLoadDetailedCover;

  Interaction := High(CatSongs.Song);
  SongTarget := 0;

  for I := 1 to Target+1 do
    SelectNext;

  FixSelected2;
end;

procedure TScreenSong.DrawEqualizer;
var
  Data: TFFTData; //Audio Data
  I, J: Integer;
  Res: byte;
  A, B: Integer;
  PosX, PosY: Integer;
  Pos: Real;
  lTmp : double;
begin

if (not AudioPlayback.Finished) AND (Theme.Song.Equalizer.Length > 0) then
begin


  A := GetTickCount div 44;

  if (A <> EqualizerTime) then
  begin
    EqualizerTime := A;
    Data := AudioInput.GetFFTData;

    B:=0;
    Pos := 0;
    Res := ceil(92/Theme.Song.Equalizer.Bands);//How much channels are used for one Band

    //Change Lengths
    for I := 0 to (Res * Theme.Song.Equalizer.Bands - 1) do
    begin
      A := floor(I/Res);

      if (A<>B) then //Band changed
      begin
        if (Pos <= Theme.Song.Equalizer.Length) then
        begin
          if ((Pos < EqualizerBands[B]) AND (EqualizerBands[B]>1)) then
            EqualizerBands[B] := EqualizerBands[B] - 1
          else
            EqualizerBands[B] := floor(Pos);
        end
        else
          EqualizerBands[B] := 1;

        B := A;
        Pos := 0;
      end;

      if I > 35 then
        Data[i] := Data[i] * 8
      else if I > 11 then
        Data[i] := Data[i] * 4.5
      else
        Data[i] := Data[i] * 1.1;

      if (Data[i] >= 1) then
        Data[i] := 0.9999999999999;

      try
        if ( assigned( Theme )      ) AND
           ( assigned( Theme.Song ) ) AND
           ( i < length( Data )     ) THEN
        begin
          if single( Data[i] ) > 1  then
          begin
            lTmp := Single(Data[i]) * Theme.Song.Equalizer.Length;
            if lTmp > Pos then
              Pos := lTmp;
          end;
        end;
      except
        {$IFDEF FPC}
        on E:EInvalidOp do
          writeln( 'UScreenSong - DOH !!!! ('+inttostr(i)+' '+ inttostr( integer( Data[i] ) )+' * '+ ')' );
        {$ENDIF}
      end
      
    end;
    
    //Change Last Band
    if (EqualizerBands[B] <= Theme.Song.Equalizer.Length) then
    begin
      if ((Pos < EqualizerBands[B]) AND (EqualizerBands[B]>1)) then
        EqualizerBands[B] := EqualizerBands[B] - 1
      else
        EqualizerBands[B] := floor(Pos)
    end
    else
      EqualizerBands[B] := 1;
  end;

  //Draw every Channel
  glColor4f(Theme.Song.Equalizer.ColR, Theme.Song.Equalizer.ColG, Theme.Song.Equalizer.ColB, Theme.Song.Equalizer.Alpha); //Set Color
  glDisable(GL_TEXTURE_2D);
  glEnable(GL_BLEND);

  PosY := Theme.Song.Equalizer.Y;
  PosX := Theme.Song.Equalizer.X;

  For I := 0 to Theme.Song.Equalizer.Bands-1 do
  begin
    if Theme.Song.Equalizer.Direction then
      PosY := Theme.Song.Equalizer.Y //+ (Theme.Song.Equalizer.H + Theme.Song.Equalizer.Space) * Theme.Song.Equalizer.Length
    else
      PosX := Theme.Song.Equalizer.X;
    //Draw for every visible quad
    for J := 1 to EqualizerBands[I] do
    begin
      glBegin(GL_QUADS);
        glVertex3f(PosX, PosY, Theme.Song.Equalizer.Z);
        glVertex3f(PosX, PosY+Theme.Song.Equalizer.H, Theme.Song.Equalizer.Z);
        glVertex3f(PosX+Theme.Song.Equalizer.W, PosY+Theme.Song.Equalizer.H, Theme.Song.Equalizer.Z);
        glVertex3f(PosX+Theme.Song.Equalizer.W, PosY, Theme.Song.Equalizer.Z);
      glEnd;

      if Theme.Song.Equalizer.Direction then //Vertically
        PosY := PosY - Theme.Song.Equalizer.H - Theme.Song.Equalizer.Space
      else //Horizontally
        PosX := PosX + Theme.Song.Equalizer.W + Theme.Song.Equalizer.Space;
    end;
    if Theme.Song.Equalizer.Direction then //Horizontally
      PosX := PosX + Theme.Song.Equalizer.W + Theme.Song.Equalizer.Space
    else //Vertically
      PosY := PosY + Theme.Song.Equalizer.H + Theme.Song.Equalizer.Space;
  end;
end;
end;

Procedure TScreenSong.SelectRandomSong;
var
  I, I2: Integer;
begin
  Case PlaylistMan.Mode of
      0:  //All Songs Just Select Random Song
        begin
          //When Tabs are activated then use Tab Method
          if (Ini.Tabs_at_startup = 1) then
          begin
            repeat
              I2 := Random(high(CatSongs.Song)+1) - low(CatSongs.Song)+1;
            until CatSongs.Song[I2].Main = false;

            //Search Cat
            for I := I2 downto low(CatSongs.Song) do
            begin
              if CatSongs.Song[I].Main then
                break;
            end;
            //In I ist jetzt die Kategorie in I2 der Song
            //I is the CatNum, I2 is the No of the Song within this Cat

            //Choose Cat
            CatSongs.ShowCategoryList;

            //Show Cat in Top Left Mod
            ShowCatTL (I);

            CatSongs.ClickCategoryButton(I);
            SelectNext;

            //Choose Song
            SkipTo(I2-I);
          end
          //When Tabs are deactivated use easy Method
          else
            SkipTo(Random(CatSongs.VisibleSongs));
        end;
      1:  //One Category Select Category and Select Random Song
        begin
          CatSongs.ShowCategoryList;
          CatSongs.ClickCategoryButton(PlaylistMan.CurPlayList);
          ShowCatTL(PlaylistMan.CurPlayList);

          SelectNext;
          FixSelected2;

          SkipTo(Random(CatSongs.VisibleSongs));
        end;
      2:  //Playlist: Select Playlist and Select Random Song
        begin
          PlaylistMan.SetPlayList(PlaylistMan.CurPlayList);

          SkipTo(Random(CatSongs.VisibleSongs));
          FixSelected2;
        end;
  end;

  AudioPlayback.PlayChange;
  ChangeMusic;
  SetScroll;
  UpdateLCD;
end;

procedure TScreenSong.SetJoker;
begin
  //If Party Mode
  if Mode = 1 then //Show Joker that are available
  begin
    if (PartySession.Teams.NumTeams >= 1) then
    begin
      Static[StaticTeam1Joker1].Visible := (PartySession.Teams.Teaminfo[0].Joker >= 1);
      Static[StaticTeam1Joker2].Visible := (PartySession.Teams.Teaminfo[0].Joker >= 2);
      Static[StaticTeam1Joker3].Visible := (PartySession.Teams.Teaminfo[0].Joker >= 3);
      Static[StaticTeam1Joker4].Visible := (PartySession.Teams.Teaminfo[0].Joker >= 4);
      Static[StaticTeam1Joker5].Visible := (PartySession.Teams.Teaminfo[0].Joker >= 5);
    end
    else
    begin
      Static[StaticTeam1Joker1].Visible := False;
      Static[StaticTeam1Joker2].Visible := False;
      Static[StaticTeam1Joker3].Visible := False;
      Static[StaticTeam1Joker4].Visible := False;
      Static[StaticTeam1Joker5].Visible := False;
    end;

    if (PartySession.Teams.NumTeams >= 2) then
    begin
      Static[StaticTeam2Joker1].Visible := (PartySession.Teams.Teaminfo[1].Joker >= 1);
      Static[StaticTeam2Joker2].Visible := (PartySession.Teams.Teaminfo[1].Joker >= 2);
      Static[StaticTeam2Joker3].Visible := (PartySession.Teams.Teaminfo[1].Joker >= 3);
      Static[StaticTeam2Joker4].Visible := (PartySession.Teams.Teaminfo[1].Joker >= 4);
      Static[StaticTeam2Joker5].Visible := (PartySession.Teams.Teaminfo[1].Joker >= 5);
    end
    else
    begin
      Static[StaticTeam2Joker1].Visible := False;
      Static[StaticTeam2Joker2].Visible := False;
      Static[StaticTeam2Joker3].Visible := False;
      Static[StaticTeam2Joker4].Visible := False;
      Static[StaticTeam2Joker5].Visible := False;
    end;

    if (PartySession.Teams.NumTeams >= 3) then
    begin
      Static[StaticTeam3Joker1].Visible := (PartySession.Teams.Teaminfo[2].Joker >= 1);
      Static[StaticTeam3Joker2].Visible := (PartySession.Teams.Teaminfo[2].Joker >= 2);
      Static[StaticTeam3Joker3].Visible := (PartySession.Teams.Teaminfo[2].Joker >= 3);
      Static[StaticTeam3Joker4].Visible := (PartySession.Teams.Teaminfo[2].Joker >= 4);
      Static[StaticTeam3Joker5].Visible := (PartySession.Teams.Teaminfo[2].Joker >= 5);
    end
    else
    begin
      Static[StaticTeam3Joker1].Visible := False;
      Static[StaticTeam3Joker2].Visible := False;
      Static[StaticTeam3Joker3].Visible := False;
      Static[StaticTeam3Joker4].Visible := False;
      Static[StaticTeam3Joker5].Visible := False;
    end;
  end
  else
  begin //Hide all
    Static[StaticTeam1Joker1].Visible := False;
    Static[StaticTeam1Joker2].Visible := False;
    Static[StaticTeam1Joker3].Visible := False;
    Static[StaticTeam1Joker4].Visible := False;
    Static[StaticTeam1Joker5].Visible := False;

    Static[StaticTeam2Joker1].Visible := False;
    Static[StaticTeam2Joker2].Visible := False;
    Static[StaticTeam2Joker3].Visible := False;
    Static[StaticTeam2Joker4].Visible := False;
    Static[StaticTeam2Joker5].Visible := False;

    Static[StaticTeam3Joker1].Visible := False;
    Static[StaticTeam3Joker2].Visible := False;
    Static[StaticTeam3Joker3].Visible := False;
    Static[StaticTeam3Joker4].Visible := False;
    Static[StaticTeam3Joker5].Visible := False;
  end;
end;

procedure TScreenSong.SetStatics;
var
  I:       Integer;
  Visible: Boolean;
begin
  //Set Visibility of Party Statics and Text
  Visible := (Mode = 1);

  For I := 0 to high(StaticParty) do
    Static[StaticParty[I]].Visible := Visible;

  For I := 0 to high(TextParty) do
    Text[TextParty[I]].Visible := Visible;

  //Set Visibility of Non Party Statics and Text
  Visible := not Visible;

  For I := 0 to high(StaticNonParty) do
    Static[StaticNonParty[I]].Visible := Visible;

  For I := 0 to high(TextNonParty) do
    Text[TextNonParty[I]].Visible := Visible;
end;

//Procedures for Menu

procedure TScreenSong.StartSong;
begin
  CatSongs.Selected := Interaction;
  AudioPlayback.Stop;
  //Party Mode
  if (Mode = 1) then
  begin
    FadeTo(@ScreenSingModi);
  end
  else
  begin
    FadeTo(@ScreenSing);
  end;
end;

procedure TScreenSong.SelectPlayers;
begin
  CatSongs.Selected := Interaction;
  AudioPlayback.Stop;

  ScreenName.Goto_SingScreen := True;
  FadeTo(@ScreenName);
end;

procedure TScreenSong.OpenEditor;
begin
  if (Length(Songs.Song) > 0) and (not CatSongs.Song[Interaction].Main) AND (Mode = 0) then
  begin
    AudioPlayback.Stop;
    AudioPlayback.PlayStart;
    ScreenEditSub.Path := CatSongs.Song[Interaction].Path;
    ScreenEditSub.FileName := CatSongs.Song[Interaction].FileName;
    FadeTo(@ScreenEditSub);
  end;
end;

//Team No of Team (0-5)
procedure TScreenSong.DoJoker (Team: Byte);
begin
  if (Mode = 1) AND (PartySession.Teams.NumTeams >= Team + 1) AND (PartySession.Teams.Teaminfo[Team].Joker > 0) then
  begin
    //Joker spielen
    Dec(PartySession.Teams.Teaminfo[Team].Joker);
    SelectRandomSong;
    SetJoker;
  end;
end;

//Detailed Cover Unloading. Unloads the Detailed, uncached Cover of the cur. Song
procedure TScreenSong.UnLoadDetailedCover;
begin
  CoverTime := 0;
  
  Button[Interaction].Texture := Texture.GetTexture(Button[Interaction].Texture.Name, 'Plain', true); // 0.5.0: show cached texture
  Button[Interaction].Texture2.Alpha := 0;

  if Button[Interaction].Texture.Name <> Skin.GetTextureFileName('SongCover') then
    Texture.UnloadTexture(Button[Interaction].Texture.Name, false);
end;

procedure TScreenSong.Refresh;
begin {
CatSongs.Refresh;
CatSongs.ShowCategoryList;
Interaction := 0;
SelectNext;
FixSelected; }

end;

end.