src/shared/MAPDEF.pas

   1 (* Copyright (C)  DooM 2D:Forever Developers
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *)
  16 {$INCLUDE a_modes.inc}
  17 {$M+}
  18 unit MAPDEF;
  19
  20 interface
  21
  22 uses
  23   xdynrec;
  24
  25
  26 const
  27   MAP_SIGNATURE = 'MAP';
  28
  29
  30 const
  31   TEXTURE_NAME_WATER = '_water_0';
  32   TEXTURE_NAME_ACID1 = '_water_1';
  33   TEXTURE_NAME_ACID2 = '_water_2';
  34
  35
  36 type
  37   TDFPoint = packed record
  38   public
  39     X, Y: LongInt;
  40
  41   public
  42     constructor Create (ax, ay: LongInt);
  43   end;
  44
  45   Char16     = packed array[0..15] of Char;
  46   Char32     = packed array[0..31] of Char;
  47   Char64     = packed array[0..63] of Char;
  48   Char100    = packed array[0..99] of Char;
  49   Char256    = packed array[0..255] of Char;
  50   Byte128    = packed array[0..127] of Byte;
  51
  52 {$INCLUDE mapdef.inc}
  53
  54 // various helpers to access map structures
  55 type
  56   TDynRecordHelper = class helper for TDynRecord
  57   private
  58     function getFieldWithType (const aname: AnsiString; atype: TDynField.TType): TDynField; inline;
  59
  60     function getPanelByIdx (idx: Integer): TDynRecord; inline;
  61
  62     function getPanelId (): Integer; inline;
  63     //procedure setPanelId (v: Integer); inline;
  64
  65     function getTexturePanel (): Integer; inline;
  66     //procedure setTexturePanel (v: Integer); inline;
  67
  68     function getPanelIndex (pan: TDynRecord): Integer;
  69
  70     function getPointField (const aname: AnsiString): TDFPoint; inline;
  71
  72   public
  73     function panelCount (): Integer; inline;
  74
  75     // header
  76     function mapName (): AnsiString; inline;
  77     function mapAuthor (): AnsiString; inline;
  78     function mapDesc (): AnsiString; inline;
  79     function musicName (): AnsiString; inline;
  80     function skyName (): AnsiString; inline;
  81
  82     // panel
  83     function X (): Integer; inline;
  84     function Y (): Integer; inline;
  85     function Width (): Word; inline;
  86     function Height (): Word; inline;
  87     function TextureNum (): Word; inline;
  88     function TextureRec (): TDynRecord; inline;
  89     function PanelType (): Word; inline;
  90     function Alpha (): Byte; inline;
  91     function Flags (): Byte; inline;
  92
  93     // texture
  94     function Resource (): AnsiString; inline;
  95     function Anim (): Boolean; inline;
  96
  97     // item
  98     function ItemType (): Byte; inline;
  99     function Options (): Byte; inline;
 100
 101     // monster
 102     function MonsterType (): Byte; inline; // type, ubyte
 103     function Direction (): Byte; inline; // direction, ubyte
 104
 105     // area
 106     function AreaType (): Byte; inline; // type, ubyte
 107     //function Direction (): Byte; inline; // direction, ubyte
 108
 109     // trigger
 110     function trigRec (): TDynRecord; inline;
 111     function Enabled (): Boolean; inline; // enabled, bool
 112     function TriggerType (): Byte; inline; // type, ubyte
 113     function ActivateType (): Byte; inline; // activatetype, ubyte
 114     function Keys (): Byte; inline; // keys, ubyte
 115     //function DATA (): Byte128; inline; // triggerdata, trigdata[128]; // the only special nested structure
 116
 117     {$INCLUDE mapdef_help.inc}
 118     function trigMonsterId (): Integer; inline;
 119
 120   public
 121     property panel[idx: Integer]: TDynRecord read getPanelByIdx;
 122     property panelIndex[pan: TDynRecord]: Integer read getPanelIndex;
 123     // triggers
 124     property tgPanelID: Integer read getPanelId {write setPanelId};
 125     property tgShotPanelID: Integer read getPanelId {write setPanelId};
 126     property TexturePanel: Integer read getTexturePanel {write setTexturePanel}; // texturepanel, int
 127   end;
 128
 129 implementation
 130
 131 uses
 132   SysUtils, {e_log,} utils, xparser, xstreams;
 133
 134
 135 // ////////////////////////////////////////////////////////////////////////// //
 136 constructor TDFPoint.Create (ax, ay: LongInt); begin X := ax; Y := ay; end;
 137
 138
 139 // ////////////////////////////////////////////////////////////////////////// //
 140 function TDynRecordHelper.getFieldWithType (const aname: AnsiString; atype: TDynField.TType): TDynField; inline;
 141 begin
 142   result := field[aname];
 143   if (result = nil) then raise Exception.Create(Format('field ''%s'' not found in record ''%s'' of type ''%s''', [aname, name, id]));
 144   if (result.baseType <> atype) then raise Exception.Create(Format('field ''%s'' in record ''%s'' of type ''%s'' has invalid data type', [aname, name, id]));
 145 end;
 146
 147
 148 function TDynRecordHelper.getPointField (const aname: AnsiString): TDFPoint; inline;
 149 var
 150   fld: TDynField;
 151 begin
 152   fld := field[aname];
 153   if (fld = nil) then raise Exception.Create(Format('field ''%s'' not found in record ''%s'' of type ''%s''', [aname, name, id]));
 154   if (fld.baseType <> TPoint) then raise Exception.Create(Format('field ''%s'' in record ''%s'' of type ''%s'' has invalid data type', [aname, name, id]));
 155   result := TDFPoint.Create(fld.ival, fld.ival2);
 156 end;
 157
 158
 159 function TDynRecordHelper.getPanelByIdx (idx: Integer): TDynRecord; inline;
 160 var
 161   fld: TDynField;
 162 begin
 163   fld := headerRec['panel'];
 164   if (fld <> nil) then result := fld.item[idx] else result := nil;
 165 end;
 166
 167
 168 function TDynRecordHelper.getPanelIndex (pan: TDynRecord): Integer;
 169 var
 170   fld: TDynField;
 171   f: Integer;
 172 begin
 173   result := -1;
 174   if (pan <> nil) then
 175   begin
 176     fld := headerRec['panel'];
 177     if (fld <> nil) then
 178     begin
 179       for f := 0 to fld.count-1 do if (fld.item[f] = pan) then begin result := f; exit; end;
 180     end;
 181   end;
 182 end;
 183
 184
 185 function TDynRecordHelper.panelCount (): Integer; inline;
 186 var
 187   fld: TDynField;
 188 begin
 189   fld := headerRec['panel'];
 190   if (fld <> nil) then result := fld.count else result := 0;
 191 end;
 192
 193
 194 function TDynRecordHelper.TextureNum (): Word; inline;
 195 var
 196   idx: Integer;
 197   fld: TDynField;
 198 begin
 199   fld := getFieldWithType('texture', TDynField.TType.TUShort);
 200   idx := fld.recrefIndex;
 201   if (idx < 0) then result := Word(TEXTURE_NONE) else result := Word(idx);
 202 end;
 203
 204
 205 // ////////////////////////////////////////////////////////////////////////// //
 206 // trigger
 207 function TDynRecordHelper.trigRec (): TDynRecord; inline;
 208 var
 209   fld: TDynField;
 210 begin
 211   fld := getFieldWithType('triggerdata', TDynField.TType.TTrigData);
 212   if (fld <> nil) then result := fld.recref else result := nil;
 213 end;
 214
 215
 216 function TDynRecordHelper.trigMonsterId (): Integer; inline;
 217 var
 218   fld: TDynField;
 219 begin
 220   fld := getFieldWithType('monsterid', TDynField.TType.TInt);
 221   result := fld.recrefIndex;
 222 end;
 223
 224
 225 // ////////////////////////////////////////////////////////////////////////// //
 226 function TDynRecordHelper.mapName (): AnsiString; inline; begin result := utf2win(getFieldWithType('name', TDynField.TType.TChar).sval); end;
 227 function TDynRecordHelper.mapAuthor (): AnsiString; inline; begin result := utf2win(getFieldWithType('author', TDynField.TType.TChar).sval); end;
 228 function TDynRecordHelper.mapDesc (): AnsiString; inline; begin result := utf2win(getFieldWithType('description', TDynField.TType.TChar).sval); end;
 229 function TDynRecordHelper.musicName (): AnsiString; inline; begin result := utf2win(getFieldWithType('music', TDynField.TType.TChar).sval); end;
 230 function TDynRecordHelper.skyName (): AnsiString; inline; begin result := utf2win(getFieldWithType('sky', TDynField.TType.TChar).sval); end;
 231 function TDynRecordHelper.X (): Integer; inline; begin result := getFieldWithType('position', TDynField.TType.TPoint).ival; end;
 232 function TDynRecordHelper.Y (): Integer; inline; begin result := getFieldWithType('position', TDynField.TType.TPoint).ival2; end;
 233 function TDynRecordHelper.Width (): Word; inline; begin result := Word(getFieldWithType('size', TDynField.TType.TSize).ival); end;
 234 function TDynRecordHelper.Height (): Word; inline; begin result := Word(getFieldWithType('size', TDynField.TType.TSize).ival2); end;
 235 function TDynRecordHelper.PanelType (): Word; inline; begin result := Word(getFieldWithType('type', TDynField.TType.TUShort).ival); end;
 236 function TDynRecordHelper.TextureRec (): TDynRecord; inline; begin result := getFieldWithType('texture', TDynField.TType.TUShort).recref; end;
 237 function TDynRecordHelper.Alpha (): Byte; inline; begin result := Byte(getFieldWithType('alpha', TDynField.TType.TUByte).ival); end;
 238 function TDynRecordHelper.Flags (): Byte; inline; begin result := Byte(getFieldWithType('flags', TDynField.TType.TUByte).ival); end;
 239 function TDynRecordHelper.Resource (): AnsiString; inline; begin result := utf2win(getFieldWithType('path', TDynField.TType.TChar).sval); end;
 240 function TDynRecordHelper.Anim (): Boolean; inline; begin result := (getFieldWithType('animated', TDynField.TType.TBool).ival <> 0); end;
 241 function TDynRecordHelper.ItemType (): Byte; inline; begin result := Byte(getFieldWithType('type', TDynField.TType.TUByte).ival); end;
 242 function TDynRecordHelper.Options (): Byte; inline; begin result := Byte(getFieldWithType('options', TDynField.TType.TUByte).ival); end;
 243 function TDynRecordHelper.MonsterType (): Byte; inline; begin result := Byte(getFieldWithType('type', TDynField.TType.TUByte).ival); end;
 244 function TDynRecordHelper.Direction (): Byte; inline; begin result := Byte(getFieldWithType('direction', TDynField.TType.TUByte).ival); end;
 245 function TDynRecordHelper.AreaType (): Byte; inline; begin result := Byte(getFieldWithType('type', TDynField.TType.TUByte).ival); end;
 246 function TDynRecordHelper.Enabled (): Boolean; inline; begin result := (getFieldWithType('enabled', TDynField.TType.TBool).ival <> 0); end;
 247 function TDynRecordHelper.TriggerType (): Byte; inline; begin result := Byte(getFieldWithType('type', TDynField.TType.TUByte).ival); end;
 248 function TDynRecordHelper.ActivateType (): Byte; inline; begin result := Byte(getFieldWithType('activatetype', TDynField.TType.TUByte).ival); end;
 249 function TDynRecordHelper.Keys (): Byte; inline; begin result := Byte(getFieldWithType('keys', TDynField.TType.TUByte).ival); end;
 250
 251 function TDynRecordHelper.getPanelId (): Integer; inline; begin result := getFieldWithType('panelid', TDynField.TType.TInt).recrefIndex; end;
 252 function TDynRecordHelper.getTexturePanel (): Integer; begin result := getFieldWithType('texturepanel', TDynField.TType.TInt).recrefIndex; end;
 253
 254 {$INCLUDE mapdef_impl.inc}
 255
 256
 257 end.