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{* 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: https://ultrastardx.svn.sourceforge.net/svnroot/ultrastardx/branches/experimental/Lua/src/lua/ULuaTexture.pas $
* $Id: ULuaTexture.pas 1551 2009-01-04 14:08:33Z Hawkear $
*}
unit ULuaScreenSing;
interface
{$IFDEF FPC}
{$MODE Delphi}
{$ENDIF}
{$I switches.inc}
uses
ULua;
{ returns a table with following structure:
t[1..playercount] = score of player i }
function ULuaScreenSing_GetScores(L: Plua_State): Integer; cdecl;
{ finishes current song, if sing screen is not shown it will raise
an error }
function ULuaScreenSing_Finish(L: Plua_State): Integer; cdecl;
{ ScreenSing.GetSettings - no arguments
returns a table filled with the data of TScreenSing }
function ULuaScreenSing_GetSettings(L: Plua_State): Integer; cdecl;
{ ScreenSing.SetSettings - arguments: Table
sets all attributes of TScreenSing.Settings that are
unequal to nil in Table }
function ULuaScreenSing_SetSettings(L: Plua_State): Integer; cdecl;
const
ULuaScreenSing_Lib_f: array [0..3] of lual_reg = (
(name:'GetScores';func:ULuaScreenSing_GetScores),
(name:'Finish';func:ULuaScreenSing_Finish),
(name:'GetSettings';func:ULuaScreenSing_GetSettings),
(name:'SetSettings';func:ULuaScreenSing_SetSettings)
);
implementation
uses UScreenSing, UMain, UDisplay, UGraphic, ULuaUtils, SysUtils;
{ returns a table with following structure:
t[1..playercount] = score of player i }
function ULuaScreenSing_GetScores(L: Plua_State): Integer; cdecl;
var
Top: Integer;
I: Integer;
begin
Result := 1;
// pop arguments
Top := lua_getTop(L);
if (Top > 0) then
lua_pop(L, Top);
// create table
lua_createtable(L, Length(Player), 0);
// fill w/ values
for I := 0 to High(Player) do
begin
lua_pushInteger(L, I + 1);
lua_pushInteger(L, Player[I].ScoreTotalInt);
lua_settable(L, -3);
end;
// leave table on stack, it is our result
end;
{ finishes current song, if sing screen is not shown it will raise
an error }
function ULuaScreenSing_Finish(L: Plua_State): Integer; cdecl;
var Top: Integer;
begin
Result := 0;
// pop arguments
Top := lua_getTop(L);
if (Top > 0) then
lua_pop(L, Top);
if (Display.CurrentScreen^ = ScreenSing) then
begin
ScreenSing.EndSong;
end
else
LuaL_error(L, 'Usdx.ScreenSing.Finish is called, but sing screen is not shown.');
end;
{ ScreenSing.GetSettings - no arguments
returns a table filled with the data of TScreenSing }
function ULuaScreenSing_GetSettings(L: Plua_State): Integer; cdecl;
var Top: Integer;
begin
// pop arguments
Top := lua_getTop(L);
if (Top > 0) then
lua_pop(L, Top);
lua_createtable(L, 0, 3);
//fill table w/ info
lua_pushBoolean(L, ScreenSing.Settings.LyricsVisible);
lua_setField(L, -2, 'LyricsVisible');
lua_pushBinInt(L, ScreenSing.Settings.NotesVisible);
lua_setField(L, -2, 'NotesVisible');
lua_pushBinInt(L, ScreenSing.Settings.PlayerEnabled);
lua_setField(L, -2, 'PlayerEnabled');
Result := 1;
end;
{ ScreenSing.SetSettings - arguments: Table
sets all attributes of TScreenSing.Settings that are
unequal to nil in Table }
function ULuaScreenSing_SetSettings(L: Plua_State): Integer; cdecl;
var
Key: String;
begin
Result := 0;
// check for table on stack
luaL_checkType(L, 1, LUA_TTABLE);
// go through table elements
lua_pushNil(L);
while (lua_Next(L, 1) <> 0) do
begin
Key := lowercase(lua_ToString(L, -2));
if (Key = 'lyricsvisible') and (lua_isBoolean(L, -1)) then
ScreenSing.settings.LyricsVisible := lua_toBoolean(L, -1)
else if (Key = 'notesvisible') and (lua_isTable(L, -1)) then
ScreenSing.settings.NotesVisible := lua_toBinInt(L, -1)
else if (Key = 'playerenabled') and (lua_isTable(L, -1)) then
ScreenSing.settings.PlayerEnabled := lua_toBinInt(L, -1);
// pop value from stack so key is on top
lua_pop(L, 1);
end;
// clear stack from table
lua_pop(L, lua_gettop(L));
ScreenSing.ApplySettings;
end;
end.
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