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author | tobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2010-10-10 22:59:33 +0000 |
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committer | tobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2010-10-10 22:59:33 +0000 |
commit | 35187604cef84864a908972d07361a5bd57e29ca (patch) | |
tree | dc95a8b1abeabd3a466729056ab8d37aaa6e72ea /src/base/UParty.pas | |
parent | 58c1daf3692d4c5c534750a4fda97e087b0f0cbb (diff) | |
parent | 02bd10f0798829ab69d2028b988cb2a54eae292a (diff) | |
download | usdx-35187604cef84864a908972d07361a5bd57e29ca.tar.gz usdx-35187604cef84864a908972d07361a5bd57e29ca.tar.xz usdx-35187604cef84864a908972d07361a5bd57e29ca.zip |
rename trunk to 1.1svn/1.1github/svn/1.1
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/branches/1.1@2662 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to '')
-rw-r--r-- | src/base/UParty.pas | 1026 |
1 files changed, 1026 insertions, 0 deletions
diff --git a/src/base/UParty.pas b/src/base/UParty.pas new file mode 100644 index 00000000..bc485dca --- /dev/null +++ b/src/base/UParty.pas @@ -0,0 +1,1026 @@ +{* UltraStar Deluxe - Karaoke Game + * + * UltraStar Deluxe is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + *} + +unit UParty; + +interface + +{$IFDEF FPC} + {$MODE DELPHI} +{$ENDIF} + +{$I switches.inc} + +uses + ULua; + +type + { array holds ids of modes or Party_Round_Random + its length defines the number of rounds + it is used as argument for TPartyGame.StartParty } + ARounds = array of integer; + + { element of APartyTeamRanking returned by TPartyGame.GetTeamRanking + and parameter for TPartyGame.SetWinner } + TParty_TeamRanking = record + Team: Integer; //< id of team + Rank: Integer; //< 1 to Length(Teams) e.g. 1 is for placed first + end; + AParty_TeamRanking = array of TParty_TeamRanking; //< returned by TPartyGame.GetTeamRanking + + TParty_RoundList = record + Index: integer; + Name: UTF8String; + end; + AParty_ModeList = array of TParty_RoundList; + + { record used by TPartyGame to store round specific data } + TParty_Round = record + Mode: Integer; + AlreadyPlayed: Boolean; //< true if round was already played + Ranking: AParty_TeamRanking; + RankingSet: Boolean; //< true if Self.Ranking is already set + end; + + TParty_ModeInfo = record + Name: String; // name of this mode + Parent: Integer; // Id of owning plugin + + CanNonParty: Boolean; //< is playable when not in party mode + CanParty: Boolean; //< is playable in party mode + + // one bit in the following settings stands for + // a player or team count + // PlayerCount = 2 or 4 indicates that the mode is playable with 2 and 3 players per team + // TeamCount = 1 or 2 or 4 or 8 or 16 or 32 indicates that the mode is playable with 1 to 6 teams + PlayerCount: Integer; //< playable with one, two, three etc. players per team + TeamCount: Integer; //< playable with one, two, three etc. different teams + + + Functions: record // lua functions that will be called at specific events + BeforeSongSelect: String; // default actions are executed if functions = nil + AfterSongSelect: String; + + BeforeSing: String; + OnSing: String; + AfterSing: String; + end; + end; + + { used by TPartyGame to store player specific data } + TParty_PlayerInfo = record + Name: String; //< Playername + TimesPlayed: Integer; //< How often this Player has Sung + end; + + { used by TPartyGame to store team specific data } + TParty_TeamInfo = record + Name: String; //< name of the Team + Score: Word; //< current score + JokersLeft: Integer; //< jokers this team has left + + NextPlayer: Integer; //Id of the player that plays the next (the current) song + + Players: array of TParty_PlayerInfo; + end; + + TPartyGame = class + private + bPartyGame: boolean; //< are we playing party or standard mode + CurRound: Integer; //< indicates which of the elements of Rounds is played next (at the moment) + + bPartyStarted: Boolean; + + TimesPlayed: array of Integer; //< times every mode was played in current party game (for random mode calculation) + + procedure GenScores; + function GetRandomMode: integer; + function GetRandomPlayer(Team: integer): integer; + + { returns true if a mode is playable with current playerconfig } + function ModePlayable(I: integer): boolean; + + function CallLua(Parent: Integer; Func: String):Boolean; + + procedure SetRankingByScore; + public + //Teams: TTeamInfo; + Rounds: array of TParty_Round; //< holds info which modes are played in this party game (if started) + Teams: array of TParty_TeamInfo; //< holds info of teams playing in current round (private for easy manipulation of lua functions) + + Modes: array of TParty_ModeInfo; //< holds info of registred party modes + + property CurrentRound: Integer read CurRound; + + constructor Create; + + { set the attributes of Info to default values } + procedure DefaultModeInfo(var Info: TParty_ModeInfo); + + { registers a new mode, returns true on success + (mode name does not already exist) } + function RegisterMode(Info: TParty_ModeInfo): Boolean; + + { returns true if modes are available for + players and teams that are currently set + up. if there are no teams set up it returns + if there are any party modes available } + function ModesAvailable: Boolean; + + { returns an array with the name of all available modes (that + are playable with current player configuration } + function GetAvailableModes: AParty_ModeList; + + { clears all party specific data previously stored } + procedure Clear; + + { adds a team to the team array, returning its id + can only be called when game is not already started } + function AddTeam(Name: String): Integer; + + { adds a player to the player array, returning its id + can only be called when game is not already started } + function AddPlayer(Team: Integer; Name: String): Integer; + + { starts a new PartyGame, returns true on success + before a call of this function teams and players + has to be added by AddTeam and AddPlayer } + + function StartGame(Rounds: ARounds): Boolean; + + { sets the winner(s) of current round + returns true on success } + function SetRanking(Ranking: AParty_TeamRanking): Boolean; + + { increases players TimesPlayed value } + procedure IncTimesPlayed; + + { increases round counter by 1 and clears all round specific information; + returns the number of the current round or -1 if last round has already + been played } + function NextRound: integer; + + { indicates that current round has already been played } + procedure RoundPlayed; + + { true if in a Party Game (not in standard mode) } + property PartyGame: Boolean read BPartyGame; + + + { returns true if last round was already played } + function GameFinished: Boolean; + + { call plugins defined function and/or default procedure + only default procedure is called when no function is defined by plugin + if plugins function returns true then default is called after plugins + function was executed} + procedure CallBeforeSongSelect; + procedure CallAfterSongSelect; + procedure CallBeforeSing; + procedure CallOnSing; + procedure CallAfterSing; + + { returns an array[1..6] of TParty_TeamRanking. + the index stands for the placing, + team is the team number (in the team array) + rank is correct rank if some teams have the + same score. + } + function GetTeamRanking: AParty_TeamRanking; + + { returns a string like "Team 1 (and Team 2) win" } + function GetWinnerString(Round: integer): UTF8String; + + destructor Destroy; override; + end; + +const + { minimal amount of teams for party mode } + Party_Teams_Min = 2; + + { maximal amount of teams for party mode } + Party_Teams_Max = 3; + + { minimal amount of players for party mode } + Party_Players_Min = 1; + + { maximal amount of players for party mode } + Party_Players_Max = 4; + + { amount of jokers each team gets at the beginning of the game } + Party_Count_Jokers = 5; + + { to indicate that element (mode) should set randomly in ARounds array } + Party_Round_Random = -1; + + { values for TParty_TeamRanking.Rank } + PR_First = 1; + PR_Second = 2; + PR_Third = 3; + + StandardModus = 0; //Modus Id that will be played in non-party mode + +var + Party: TPartyGame; + +implementation + +uses + UGraphic, + ULanguage, + ULog, + ULuaCore, + UDisplay, + USong, + UNote, + SysUtils; + +//------------- +// Just the constructor +//------------- +constructor TPartyGame.Create; +begin + inherited; + + Clear; +end; + +destructor TPartyGame.Destroy; +begin + inherited; +end; + +{ clears all party specific data previously stored } +procedure TPartyGame.Clear; + var + I: Integer; +begin + bPartyGame := false; // no party game + CurRound := low(integer); + + bPartyStarted := false; //game not startet + + SetLength(Teams, 0); //remove team info + SetLength(Rounds, 0); //remove round info + + // clear times played + for I := 0 to High(TimesPlayed) do + TimesPlayed[I] := 0; +end; + +{ private: some intelligent randomnes for plugins } +function TPartyGame.GetRandomMode: integer; +var + LowestTP: integer; + NumPwithLTP: integer; + I: integer; + R: integer; +begin + Result := 0; //If there are no matching modes, play first modus + LowestTP := high(Integer); + NumPwithLTP := 0; + + // search for the plugins less played yet + for I := 0 to high(Modes) do + begin + if (ModePlayable(I)) then + begin + if (TimesPlayed[I] < lowestTP) then + begin + lowestTP := TimesPlayed[I]; + NumPwithLTP := 1; + end + else if (TimesPlayed[I] = lowestTP) then + begin + Inc(NumPwithLTP); + end; + end; + end; + + // create random number + R := Random(NumPwithLTP); + + // select the random mode from the modes with less timesplayed + for I := 0 to high(Modes) do + begin + if (TimesPlayed[I] = lowestTP) and (ModePlayable(I)) then + begin + //Plugin found + if (R = 0) then + begin + Result := I; + Inc(TimesPlayed[I]); + Break; + end; + + Dec(R); + end; + end; +end; + +{ private: GetRandomPlayer - returns a random player + that does not play to often ;) } +function TPartyGame.GetRandomPlayer(Team: integer): integer; +var + I, R: integer; + lowestTP: Integer; + NumPwithLTP: Integer; +begin + LowestTP := high(Integer); + NumPwithLTP := 0; + Result := 0; + + // search for players that have less played yet + for I := 0 to High(Teams[Team].Players) do + begin + if (Teams[Team].Players[I].TimesPlayed < lowestTP) then + begin + lowestTP := Teams[Team].Players[I].TimesPlayed; + NumPwithLTP := 1; + end + else if (Teams[Team].Players[I].TimesPlayed = lowestTP) then + begin + Inc(NumPwithLTP); + end; + end; + + // create random number + R := Random(NumPwithLTP); + + // search for selected random player + for I := 0 to High(Teams[Team].Players) do + begin + if Teams[Team].Players[I].TimesPlayed = lowestTP then + begin + if (R = 0) then + begin // found selected player + Result := I; + Break; + end; + + Dec(R); + end; + end; +end; + +//---------- +//GenScores - inc scores for cur. round +//---------- +procedure TPartyGame.GenScores; +var + I: Integer; +begin + if (Length(Teams) = 2) then + begin // score generation for 2 teams, winner gets 1 point + for I := 0 to High(Rounds[CurRound].Ranking) do + if (Rounds[CurRound].Ranking[I].Rank = PR_First) then + Inc(Teams[Rounds[CurRound].Ranking[I].Team].Score); + end + else if (Length(Teams) = 3) then + begin // score generation for 3 teams, + // winner gets 3 points 2nd gets 1 point + for I := 0 to High(Rounds[CurRound].Ranking) do + if (Rounds[CurRound].Ranking[I].Rank = PR_First) then + Inc(Teams[Rounds[CurRound].Ranking[I].Team].Score, 3) + else if (Rounds[CurRound].Ranking[I].Rank = PR_Second) then + Inc(Teams[Rounds[CurRound].Ranking[I].Team].Score); + end +end; + +{ set the attributes of Info to default values } +procedure TPartyGame.DefaultModeInfo(var Info: TParty_ModeInfo); +begin + Info.Name := 'undefined'; + Info.Parent := -1; //< not loaded by plugin (e.g. Duell) + Info.CanNonParty := false; + Info.CanParty := false; + Info.PlayerCount := High(Integer); //< no restrictions either on player count + Info.TeamCount := High(Integer); //< nor on team count + Info.Functions.BeforeSongSelect := ''; //< use default functions + Info.Functions.AfterSongSelect := ''; + Info.Functions.BeforeSing := ''; + Info.Functions.OnSing := ''; + Info.Functions.AfterSing := ''; +end; + +{ registers a new mode, returns true on success + (mode name does not already exist) } +function TPartyGame.RegisterMode(Info: TParty_ModeInfo): Boolean; + var + Len: integer; + LowerName: String; + I: integer; +begin + Result := false; + + if (Info.Name <> 'undefined') then + begin + // search for a plugin w/ same name + LowerName := lowercase(Info.Name); // case sensitive search + for I := 0 to high(Modes) do + if (LowerName = lowercase(Modes[I].Name)) then + exit; //< no success (name already exist) + + // add new mode to array and append and clear a new TimesPlayed element + Len := Length(Modes); + SetLength(Modes, Len + 1); + SetLength(TimesPlayed, Len + 1); + + Modes[Len] := Info; + TimesPlayed[Len] := 0; + + Result := True; + end; +end; + +{ returns true if a mode is playable with current playerconfig } +function TPartyGame.ModePlayable(I: integer): boolean; + var + J: integer; +begin + if (Length(Teams) = 0) then + Result := true + else + begin + if (Modes[I].TeamCount and (1 shl (Length(Teams) - 1)) <> 0) then + begin + Result := true; + + for J := 0 to High(Teams) do + Result := Result and (Modes[I].PlayerCount and (1 shl (Length(Teams[J].Players) - 1)) <> 0); + end + else + Result := false; + end; +end; + +{ returns true if modes are available for + players and teams that are currently set + up. if there are no teams set up it returns + if there are any party modes available } +function TPartyGame.ModesAvailable: Boolean; + var + I: integer; + CountTeams: integer; +begin + CountTeams := Length(Teams); + if CountTeams = 0 then + begin + Result := (Length(Modes) > 0); + end + else + begin + Result := false; + for I := 0 to High(Modes) do + begin + Result := ModePlayable(I); + + if Result then + Exit; + end; + end; +end; + +{ returns an array with the name of all available modes (that + are playable with current player configuration } +function TPartyGame.GetAvailableModes: AParty_ModeList; + var + I: integer; + Len: integer; +begin + Len := 0; + SetLength(Result, Len + 1); + Result[Len].Index := Party_Round_Random; + Result[Len].Name := Language.Translate('MODE_RANDOM_NAME'); + + for I := 0 to High(Modes) do + if (ModePlayable(I)) then + begin + Inc(Len); + SetLength(Result, Len + 1); + Result[Len].Index := I; + Result[Len].Name := Language.Translate('MODE_' + Uppercase(Modes[I].Name) + '_NAME'); + end; +end; + +{ adds a team to the team array, returning its id + can only be called when game is not already started } +function TPartyGame.AddTeam(Name: String): Integer; +begin + Result := -1; + if (not bPartyStarted) and (Length(Name) > 0) and (Length(Teams) < Party_Teams_Max) then + begin + Result := Length(Teams); + SetLength(Teams, Result + 1); + + Teams[Result].Name := Name; + Teams[Result].Score := 0; + Teams[Result].JokersLeft := Party_Count_Jokers; + Teams[Result].NextPlayer := -1; + end; +end; + +{ adds a player to the player array, returning its id + can only be called when game is not already started } +function TPartyGame.AddPlayer(Team: Integer; Name: String): Integer; +begin + Result := -1; + + if (not bPartyStarted) and (Team >= 0) and (Team <= High(Teams)) and (Length(Teams[Team].Players) < Party_Players_Max) and (Length(Name) > 0) then + begin + // append element to players array + Result := Length(Teams[Team].Players); + SetLength(Teams[Team].Players, Result + 1); + + // fill w/ data + Teams[Team].Players[Result].Name := Name; + Teams[Team].Players[Result].TimesPlayed := 0; + end; +end; + +{ starts a new PartyGame, returns true on success + before a call of this function teams and players + has to be added by AddTeam and AddPlayer } +function TPartyGame.StartGame(Rounds: ARounds): Boolean; + var + I: integer; +begin + Result := false; + + if (not bPartyStarted) and (Length(Rounds) > 0) and (Length(Teams) >= Party_Teams_Min) then + begin + // check teams for minimal player count + for I := 0 to High(Teams) do + if (Length(Teams[I].Players) < Party_Players_Min) then + exit; + + // create rounds array + SetLength(Self.Rounds, Length(Rounds)); + + for I := 0 to High(Rounds) do + begin + // copy round or select a random round + if (Rounds[I] <> Party_Round_Random) and (Rounds[I] >= 0) and (Rounds[I] <= High(Modes)) then + Self.Rounds[I].Mode := Rounds[I] + else + Self.Rounds[I].Mode := GetRandomMode; + + Self.Rounds[I].AlreadyPlayed := false; + Self.Rounds[I].RankingSet := false; + + SetLength(Self.Rounds[I].Ranking, 0); + end; + + // get the party started!11 + bPartyStarted := true; + bPartyGame := true; + CurRound := low(integer); //< set not to -1 to indicate that party game is not finished + + // first round + NextRound; + + Result := True; + end; +end; + +{ sets the winner(s) of current round + returns true on success } +function TPartyGame.SetRanking(Ranking: AParty_TeamRanking): Boolean; + var + I, J: Integer; + TeamExists: Integer; + Len: Integer; + Temp: TParty_TeamRanking; +begin + if (bPartyStarted) and (CurRound >= 0) and (CurRound <= High(Rounds)) then + begin + Rounds[CurRound].Ranking := Ranking; + Result := true; + + // look for teams that don't exist + TeamExists := 0; + for I := 0 to High(Rounds[CurRound].Ranking) do + TeamExists := TeamExists or (1 shl (Rounds[CurRound].Ranking[I].Team-1)); + + // create teams that don't exist + Len := Length(Rounds[CurRound].Ranking); + for I := 0 to High(Teams) do + if (TeamExists and (1 shl I) = 0) then + begin + Inc(Len); + SetLength(Rounds[CurRound].Ranking, Len); + Rounds[CurRound].Ranking[Len-1].Team := I + 1; + Rounds[CurRound].Ranking[Len-1].Rank := Length(Teams); + end; + + // we may remove rankings from invalid teams here to + // but at the moment this is not necessary, because the + // functions this function is called from don't create + // invalid rankings + + // bubble sort rankings by team + J := High(Rounds[CurRound].Ranking); + repeat + for I := 0 to J - 1 do + if (Rounds[CurRound].Ranking[I].Team > Rounds[CurRound].Ranking[I+1].Team) then + begin + Temp := Rounds[CurRound].Ranking[I]; + Rounds[CurRound].Ranking[I] := Rounds[CurRound].Ranking[I+1]; + Rounds[CurRound].Ranking[I+1] := Temp; + end; + Dec(J); + until J <= 0; + + //set rounds RankingSet to true + Rounds[CurRound].RankingSet := true; + end + else + Result := false; +end; + +{ sets ranking of current round by score saved in players array } +procedure TPartyGame.SetRankingByScore; + var + I, J: Integer; + Rank: Integer; + Ranking: AParty_TeamRanking; + Scores: array of Integer; + TmpRanking: TParty_TeamRanking; + TmpScore: Integer; +begin + if (Length(Player) = Length(Teams)) then + begin + SetLength(Ranking, Length(Teams)); + SetLength(Scores, Length(Teams)); + + // fill ranking array + for I := 0 to High(Ranking) do + begin + Ranking[I].Team := I; + Ranking[I].Rank := 0; + Scores[I] := Player[I].ScoreTotalInt; + end; + + // bubble sort by score + J := High(Ranking); + repeat + for I := 0 to J - 1 do + if (Scores[I] < Scores[I+1]) then + begin + TmpRanking := Ranking[I]; + Ranking[I] := Ranking[I+1]; + Ranking[I+1] := TmpRanking; + + TmpScore := Scores[I]; + Scores[I] := Scores[I+1]; + Scores[I+1] := TmpScore; + end; + Dec(J); + until J <= 0; + + // set rank field + Rank := 1; //first rank has id 1 + for I := 0 to High(Ranking) do + begin + Ranking[I].Rank := Rank; + + if (I < High(Ranking)) and (Scores[I] <> Scores[I+1]) then + Inc(Rank); // next rank if next team has different score + end; + end + else + SetLength(Ranking, 0); + + SetRanking(Ranking); +end; + +{ increases players TimesPlayed value } +procedure TPartyGame.IncTimesPlayed; + var I: Integer; +begin + for I := 0 to High(Teams) do + with Teams[I] do + Inc(Players[NextPlayer].TimesPlayed); +end; + +{ increases round counter by 1 and clears all round specific information; + returns the number of the current round or -1 if last round has already + been played } +function TPartyGame.NextRound: integer; + var I: Integer; +begin + // some lines concerning the previous round + if (CurRound >= 0) then + begin + IncTimesPlayed; + + Rounds[CurRound].AlreadyPlayed := true; + + GenScores; + end; + + // increase round counter + Inc(CurRound); + if (CurRound < -1) then // we start first round + CurRound := 0; + + if (CurRound > High(Rounds)) then + CurRound := -1; //< last round played + + Result := CurRound; + + // some lines concerning the next round + if (CurRound >= 0) then + begin + // select player + for I := 0 to High(Teams) do + Teams[I].NextPlayer := GetRandomPlayer(I); + end; +end; + +{ indicates that current round has already been played } +procedure TPartyGame.RoundPlayed; +begin + if (bPartyStarted) and (CurRound >= 0) and (CurRound <= High(Rounds)) then + begin + // set rounds ranking by score if it was not set by plugin + if (not Rounds[CurRound].RankingSet) then + SetRankingByScore; + + Rounds[CurRound].AlreadyPlayed := True; + end; +end; + +{ returns true if last round was already played } +function TPartyGame.GameFinished: Boolean; +begin + Result := (bPartyStarted and (CurRound = -1)); +end; + +{ private: calls the specified function Func from lua plugin Parent + if both exist. + return true if default function should be called + (function or plugin does not exist, or function returns + true) } +function TPartyGame.CallLua(Parent: Integer; Func: String):Boolean; + var + P: TLuaPlugin; +begin + // call default function by default + Result := true; + + // check for core plugin and empty function name + if (Parent >= 0) and (Length(Func) > 0) then + begin + // get plugin that registred the mode + P := LuaCore.GetPluginById(Parent); + + if (P <> nil) then + begin + if (P.CallFunctionByName(Func, 0, 1)) then + // check result + Result := (lua_toboolean(P.LuaState, 1)); + end; + end; +end; + +{ call plugins defined function and/or default procedure + only default procedure is called when no function is defined by plugin + if plugins function returns true then default is called after plugins + function was executed} +procedure TPartyGame.CallBeforeSongSelect; + var + ExecuteDefault: boolean; +begin + if not bPartyStarted then + ExecuteDefault := true + else if (CurRound >= 0) then + begin + // we set screen song to party mode + // plugin should not have to do this if it + // don't want default procedure to be executed + ScreenSong.Mode := smPartyMode; + + with Modes[Rounds[CurRound].Mode] do + ExecuteDefault := (CallLua(Parent, Functions.BeforeSongSelect)); + end + else + ExecuteDefault := true; + + // execute default function: + if ExecuteDefault then + begin + // display song select screen + Display.FadeTo(@ScreenSong); + end; +end; + +procedure TPartyGame.CallAfterSongSelect; + var + ExecuteDefault: boolean; +begin + if not bPartyStarted then + ExecuteDefault := true + else if (CurRound >= 0) then + begin + with Modes[Rounds[CurRound].Mode] do + ExecuteDefault := (CallLua(Parent, Functions.AfterSongSelect)); + end + else + ExecuteDefault := true; + + // execute default function: + if ExecuteDefault then + begin + // display sing screen + ScreenSong.StartSong; + end; +end; + +procedure TPartyGame.CallBeforeSing; + var + ExecuteDefault: boolean; +begin + if not bPartyStarted then + ExecuteDefault := true + else if (CurRound >= 0) then + begin + with Modes[Rounds[CurRound].Mode] do + ExecuteDefault := (CallLua(Parent, Functions.BeforeSing)); + end + else + ExecuteDefault := true; + + // execute default function: + if ExecuteDefault then + begin + //nothing atm + { to-do : compartmentalize TSingScreen.OnShow into + functions for init of a specific part of + sing screen. + these functions should be called here before + sing screen is shown, or it should be called + by plugin if it wants to define a custom + singscreen start up. } + + //set correct playersplay + if (bPartyGame) then + PlayersPlay := Length(Teams); + end; +end; + +procedure TPartyGame.CallOnSing; + var + ExecuteDefault: boolean; +begin + if not bPartyStarted then + ExecuteDefault := true + else if (CurRound >= 0) then + begin + with Modes[Rounds[CurRound].Mode] do + ExecuteDefault := (CallLua(Parent, Functions.OnSing));; + end + else + ExecuteDefault := true; + + // execute default function: + if ExecuteDefault then + begin + //nothing atm + end; +end; + +procedure TPartyGame.CallAfterSing; + var + ExecuteDefault: boolean; +begin + if not bPartyStarted then + ExecuteDefault := true + else if (CurRound >= 0) then + begin + with Modes[Rounds[CurRound].Mode] do + ExecuteDefault := (CallLua(Parent, Functions.AfterSing)); + end + else + ExecuteDefault := true; + + // execute default function: + if ExecuteDefault then + begin + if (bPartyGame) then + // display party score screen + Display.FadeTo(@ScreenPartyScore) + else //display standard score screen + Display.FadeTo(@ScreenScore); + end; +end; + +{ returns an array[1..6] of integer. the index stands for the placing, + value is the team number (in the team array) } +function TPartyGame.GetTeamRanking: AParty_TeamRanking; + var + I, J: Integer; + Temp: TParty_TeamRanking; + Rank: Integer; +begin + SetLength(Result, Length(Teams)); + + // fill ranking array + for I := 0 to High(Result) do + begin + Result[I].Team := I; + Result[I].Rank := 0; + end; + + // bubble sort by score + J := High(Result); + repeat + for I := 0 to J - 1 do + if (Teams[Result[I].Team].Score < Teams[Result[I+1].Team].Score) then + begin + Temp := Result[I]; + Result[I] := Result[I+1]; + Result[I+1] := Temp; + end; + Dec(J); + until J <= 0; + + // set rank field + Rank := 1; //first rank has id 1 + for I := 0 to High(Result) do + begin + Result[I].Rank := Rank; + + if (I < High(Result)) and (Teams[Result[I].Team].Score <> Teams[Result[I+1].Team].Score) then + Inc(Rank); // next rank if next team has different score + end; +end; + +{ returns a string like "Team 1 (and Team 2) win" + if Round is in range from 0 to high(Rounds) then + result is name of winners of specified round. + if Round is -1 the result is name of winners of + the whole party game} +function TPartyGame.GetWinnerString(Round: integer): UTF8String; +var + Winners: array of UTF8String; + I: integer; + Ranking: AParty_TeamRanking; +begin + Result := ''; + Ranking := nil; + + if (Round >= 0) and (Round <= High(Rounds)) then + begin + if (not Rounds[Round].AlreadyPlayed) then + Result := Language.Translate('PARTY_NOTPLAYEDYET') + else + Ranking := Rounds[Round].Ranking; + end + else if (Round = -1) then + Ranking := GetTeamRanking; + + + if (Ranking <> nil) then + begin + SetLength(Winners, 0); + for I := 0 to High(Ranking) do + begin + if (Ranking[I].Rank = PR_First) and (Ranking[I].Team >= 0) and (Ranking[I].Team <= High(Teams)) then + begin + SetLength(Winners, Length(Winners) + 1); + Winners[high(Winners)] := UTF8String(Teams[Ranking[I].Team].Name); + end; + end; + + if (Length(Winners) > 0) then + Result := Language.Implode(Winners); + end; + + if (Length(Result) = 0) then + Result := Language.Translate('PARTY_NOBODY'); +end; + +end. |