| 1 | {$INCLUDE Switches.inc}
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| 2 | unit MiniMap;
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| 3 |
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| 4 | interface
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| 5 |
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| 6 | uses
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| 7 | Classes, SysUtils, Protocol, ClientTools, Map,
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| 8 | {$IFDEF DPI}Dpi.Graphics, Dpi.Common{$ELSE}Graphics{$ENDIF};
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| 9 |
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| 10 | type
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| 11 | TMiniMode = (mmNone, mmPicture, mmMultiPlayer);
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| 12 | TMapArray = array [0 .. lxmax * lymax - 1] of Byte;
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| 13 |
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| 14 | { TMiniMap }
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| 15 |
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| 16 | TMiniMap = class
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| 17 | const
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| 18 | MaxWidthMapLogo = 96;
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| 19 | MaxHeightMapLogo = 96;
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| 20 | var
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| 21 | Bitmap: TBitmap; { game world sample preview }
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| 22 | Size: TPoint;
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| 23 | Colors: array [0..31, 0..1] of TColor;
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| 24 | Mode: TMiniMode;
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| 25 | MapOptions: TMapOptions;
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| 26 | procedure LoadFromLogFile(FileName: string; var LastTurn: Integer; DefaultSize: TPoint);
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| 27 | procedure LoadFromMapFile(FileName: string; var nMapLandTiles, nMapStartPositions: Integer);
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| 28 | procedure PaintMap(Map: TMap);
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| 29 | procedure PaintRandom(Brightness, StartLandMass: Integer; WorldSize: TPoint);
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| 30 | procedure PaintFile(SaveMap: TMapArray);
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| 31 | procedure Paint(MyMap: PTileList; MapWidth: Integer; ClientMode: Integer;
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| 32 | xxt, xwMini: Integer);
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| 33 | constructor Create;
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| 34 | destructor Destroy; override;
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| 35 | end;
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| 36 |
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| 37 |
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| 38 | implementation
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| 39 |
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| 40 | uses
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| 41 | {$IFDEF DPI}Dpi.PixelPointer,{$ELSE}PixelPointer,{$ENDIF}
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| 42 | ScreenTools, Global, GameServer, IsoEngine, Tribes;
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| 43 |
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| 44 | const
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| 45 | // save map tile flags
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| 46 | smOwned = $20;
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| 47 | smUnit = $40;
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| 48 | smCity = $80;
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| 49 |
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| 50 | { TMiniMap }
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| 51 |
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| 52 | constructor TMiniMap.Create;
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| 53 | var
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| 54 | X, Y: Integer;
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| 55 | begin
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| 56 | Bitmap := TBitmap.Create;
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| 57 |
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| 58 | for X := 0 to 11 do
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| 59 | for Y := 0 to 1 do
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| 60 | Colors[X, Y] := HGrSystem.Data.Canvas.Pixels[66 + X, 67 + Y];
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| 61 | end;
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| 62 |
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| 63 | destructor TMiniMap.Destroy;
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| 64 | begin
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| 65 | FreeAndNil(Bitmap);
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| 66 | inherited;
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| 67 | end;
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| 68 |
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| 69 | procedure TMiniMap.LoadFromLogFile(FileName: string; var LastTurn: Integer; DefaultSize: TPoint);
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| 70 | var
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| 71 | SaveMap: TMapArray;
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| 72 | Version: Cardinal;
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| 73 | FileLandMass: Integer;
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| 74 | LogFile: TFileStream;
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| 75 | ReadFileId: string;
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| 76 | ExeInfoTime: LongInt;
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| 77 | RNG: Integer;
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| 78 | MaxTurn: Integer;
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| 79 | const
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| 80 | FileId = 'cEvoBook';
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| 81 | begin
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| 82 | Version := 0;
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| 83 | ExeInfoTime := 0;
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| 84 | FileLandMass := 0;
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| 85 | MaxTurn := 0;
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| 86 | RNG := 0;
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| 87 |
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| 88 | LogFile := TFileStream.Create(FileName, fmOpenRead or fmShareExclusive);
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| 89 | try
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| 90 | ReadFileId := default(string);
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| 91 | SetLength(ReadFileId, 8);
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| 92 | LogFile.Read(ReadFileId[1], 8); { file id }
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| 93 | if ReadFileId <> FileId then
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| 94 | raise Exception.Create('Incorrect game file id. Expected ''' + Trim(FileId) +
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| 95 | ''' but ''' + Trim(ReadFileId) + ''' read.');
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| 96 | LogFile.Read(Version, 4); { format id }
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| 97 | if Version >= $000E01 then
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| 98 | LogFile.Read(ExeInfoTime, 4); { item stored since 0.14.1 }
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| 99 | LogFile.Read(Size.X, 4);
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| 100 | LogFile.Read(Size.Y, 4);
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| 101 | LogFile.Read(FileLandMass, 4);
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| 102 |
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| 103 | if FileLandMass = 0 then
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| 104 | LogFile.Seek(Size.Y * Size.X * 4, soCurrent);
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| 105 | LogFile.Read(MaxTurn, 4);
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| 106 | LogFile.Read(RNG, 4);
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| 107 | LogFile.Read(LastTurn, 4);
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| 108 | LogFile.Read(SaveMap, 4);
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| 109 | if SaveMap[0] = $80 then
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| 110 | Mode := mmMultiPlayer
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| 111 | else
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| 112 | Mode := mmPicture;
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| 113 | if Mode = mmPicture then
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| 114 | if Size.X * Size.Y <= Length(SaveMap) then
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| 115 | LogFile.Read(SaveMap[4], Size.X * Size.Y - 4)
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| 116 | else raise Exception.Create('Saved map data too big [' + IntToStr(Size.X) + 'x' + IntToStr(Size.Y) + ']');
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| 117 | LogFile.Free;
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| 118 | except
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| 119 | LogFile.Free;
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| 120 | LastTurn := 0;
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| 121 | Size := DefaultSize;
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| 122 | Mode := mmNone;
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| 123 | end;
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| 124 | PaintFile(SaveMap);
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| 125 | end;
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| 126 |
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| 127 | procedure TMiniMap.LoadFromMapFile(FileName: string; var nMapLandTiles, nMapStartPositions: Integer);
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| 128 | var
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| 129 | X, Y: Integer;
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| 130 | ImageFileName: string;
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| 131 | Map: TMap;
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| 132 | Tile: Cardinal;
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| 133 | PaintMapEnabled: Boolean;
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| 134 | begin
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| 135 | ImageFileName := Copy(FileName, 1, Length(FileName) - Length(CevoMapExt)) + CevoMapPictureExt;
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| 136 | Mode := mmPicture;
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| 137 | if LoadGraphicFile(Bitmap, ImageFileName, [gfNoError]) then
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| 138 | begin
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| 139 | if Bitmap.Width div 2 > MaxWidthMapLogo then
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| 140 | Bitmap.Width := MaxWidthMapLogo * 2;
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| 141 | if Bitmap.Height > MaxHeightMapLogo then
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| 142 | Bitmap.Height := MaxHeightMapLogo;
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| 143 | Size := Point(Bitmap.Width div 2, Bitmap.Height);
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| 144 | PaintMapEnabled := False;
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| 145 | end else begin
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| 146 | Mode := mmPicture;
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| 147 | Size := Point(MaxWidthMapLogo, MaxHeightMapLogo);
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| 148 | PaintMapEnabled := True;
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| 149 | end;
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| 150 |
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| 151 | Map := TMap.Create;
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| 152 | try
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| 153 | Map.LoadFromFile(FileName);
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| 154 | nMapLandTiles := 0;
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| 155 | nMapStartPositions := 0;
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| 156 | for Y := 0 to Map.Size.Y - 1 do begin
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| 157 | for X := 0 to Map.Size.X - 1 do begin
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| 158 | Tile := Map.Tiles[Y * Map.Size.X + X];
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| 159 | if (Tile and fTerrain) in [fGrass, fPrairie, fTundra, fSwamp,
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| 160 | fForest, fHills] then
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| 161 | Inc(nMapLandTiles);
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| 162 | if Tile and (fPrefStartPos or fStartPos) <> 0 then
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| 163 | Inc(nMapStartPositions);
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| 164 | end;
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| 165 | end;
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| 166 | if nMapStartPositions > nPl then
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| 167 | nMapStartPositions := nPl;
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| 168 |
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| 169 | if PaintMapEnabled then begin
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| 170 | Size := Map.Size;
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| 171 | PaintMap(Map);
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| 172 | end;
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| 173 | finally
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| 174 | FreeAndNil(Map);
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| 175 | end;
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| 176 | end;
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| 177 |
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| 178 | procedure TMiniMap.PaintMap(Map: TMap);
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| 179 | var
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| 180 | I, X, Y, XM, CM, Tile: Integer;
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| 181 | MiniPixel: TPixelPointer;
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| 182 | PrevMiniPixel: TPixelPointer;
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| 183 | XX, YY: Integer;
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| 184 | begin
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| 185 | Bitmap.PixelFormat := TPixelFormat.pf24bit;
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| 186 | Bitmap.SetSize(Size.X * 2, Size.Y);
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| 187 | if Mode = mmPicture then begin
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| 188 | Bitmap.BeginUpdate;
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| 189 | MiniPixel := TPixelPointer.Create(Bitmap);
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| 190 | PrevMiniPixel := TPixelPointer.Create(Bitmap);
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| 191 | XX := ScaleToNative(Size.X);
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| 192 | YY := ScaleToNative(Size.Y);
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| 193 | for Y := 0 to YY - 1 do begin
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| 194 | for X := 0 to XX - 1 do begin
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| 195 | for I := 0 to 1 do begin
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| 196 | XM := (X * 2 + I + Y and 1) mod (XX * 2);
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| 197 | MiniPixel.SetX(XM);
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| 198 | Tile := Map.Tiles[ScaleFromNative(X) + Size.X * ScaleFromNative(Y)];
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| 199 | if Tile and fTerrain = fUNKNOWN then CM := $000000
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| 200 | else CM := Colors[Tile and fTerrain, I];
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| 201 | if (PByte(MiniPixel.Pixel) >= Bitmap.RawImage.Data) and
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| 202 | (PByte(MiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * MiniPixel.BytesPerLine)) then begin
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| 203 | MiniPixel.PixelB := (CM shr 16) and $ff;
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| 204 | MiniPixel.PixelG := (CM shr 8) and $ff;
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| 205 | MiniPixel.PixelR := (CM shr 0) and $ff;
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| 206 | end;
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| 207 | end;
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| 208 | end;
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| 209 | MiniPixel.NextLine;
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| 210 | if Y > 0 then PrevMiniPixel.NextLine;
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| 211 | end;
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| 212 | Bitmap.EndUpdate;
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| 213 | end;
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| 214 | end;
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| 215 |
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| 216 | procedure TMiniMap.PaintRandom(Brightness, StartLandMass: Integer; WorldSize: TPoint);
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| 217 | var
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| 218 | I, X, Y, XM, CM: Integer;
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| 219 | MiniPixel: TPixelPointer;
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| 220 | Map: ^TTileList;
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| 221 | XX, YY: Integer;
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| 222 | begin
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| 223 | Map := PreviewMap(StartLandMass);
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| 224 | Size := WorldSize;
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| 225 |
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| 226 | Bitmap.PixelFormat := TPixelFormat.pf24bit;
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| 227 | Bitmap.SetSize(Size.X * 2, Size.Y);
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| 228 | Bitmap.BeginUpdate;
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| 229 | MiniPixel := TPixelPointer.Create(Bitmap);
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| 230 | XX := ScaleToNative(Size.X);
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| 231 | YY := ScaleToNative(Size.Y);
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| 232 | for Y := 0 to YY - 1 do begin
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| 233 | for X := 0 to XX - 1 do begin
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| 234 | for I := 0 to 1 do begin
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| 235 | XM := (X * 2 + I + Y and 1) mod (XX * 2);
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| 236 | MiniPixel.SetX(XM);
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| 237 | CM := Colors[Map[ScaleFromNative(X) * lxmax div Size.X + lxmax *
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| 238 | ((ScaleFromNative(Y) * (lymax - 1) + Size.Y div 2) div (Size.Y - 1))] and
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| 239 | fTerrain, I];
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| 240 | if (PByte(MiniPixel.Pixel) >= Bitmap.RawImage.Data) and
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| 241 | (PByte(MiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * MiniPixel.BytesPerLine)) then begin
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| 242 | MiniPixel.PixelB := ((CM shr 16) and $FF) * Brightness div 3;
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| 243 | MiniPixel.PixelG := ((CM shr 8) and $FF) * Brightness div 3;
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| 244 | MiniPixel.PixelR := ((CM shr 0) and $FF) * Brightness div 3;
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| 245 | end;
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| 246 | end;
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| 247 | end;
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| 248 | MiniPixel.NextLine;
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| 249 | end;
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| 250 | Bitmap.EndUpdate;
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| 251 | end;
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| 252 |
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| 253 | procedure TMiniMap.PaintFile(SaveMap: TMapArray);
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| 254 | var
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| 255 | I, X, Y, XM, CM, Tile, OwnColor, EnemyColor: Integer;
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| 256 | MiniPixel: TPixelPointer;
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| 257 | PrevMiniPixel: TPixelPointer;
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| 258 | XX, YY: Integer;
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| 259 | begin
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| 260 | OwnColor := HGrSystem.Data.Canvas.Pixels[95, 67];
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| 261 | EnemyColor := HGrSystem.Data.Canvas.Pixels[96, 67];
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| 262 | Bitmap.PixelFormat := TPixelFormat.pf24bit;
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| 263 | Bitmap.SetSize(Size.X * 2, Size.Y);
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| 264 | if Mode = mmPicture then begin
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| 265 | Bitmap.BeginUpdate;
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| 266 | MiniPixel := TPixelPointer.Create(Bitmap);
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| 267 | PrevMiniPixel := TPixelPointer.Create(Bitmap);
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| 268 | XX := ScaleToNative(Size.X);
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| 269 | YY := ScaleToNative(Size.Y);
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| 270 | for Y := 0 to YY - 1 do begin
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| 271 | for X := 0 to XX - 1 do begin
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| 272 | for I := 0 to 1 do begin
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| 273 | XM := (X * 2 + I + Y and 1) mod (XX * 2);
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| 274 | MiniPixel.SetX(XM);
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| 275 | Tile := SaveMap[ScaleFromNative(X) + Size.X * ScaleFromNative(Y)];
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| 276 | if Tile and fTerrain = fUNKNOWN then
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| 277 | CM := $000000
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| 278 | else if Tile and smCity <> 0 then begin
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| 279 | if Tile and smOwned <> 0 then CM := OwnColor
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| 280 | else CM := EnemyColor;
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| 281 | if Y > 0 then begin
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| 282 | // 2x2 city dot covers two lines
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| 283 | PrevMiniPixel.SetX(XM);
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| 284 | if (PByte(PrevMiniPixel.Pixel) >= Bitmap.RawImage.Data) and
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| 285 | (PByte(PrevMiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * PrevMiniPixel.BytesPerLine)) then begin
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| 286 | PrevMiniPixel.PixelB := CM shr 16;
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| 287 | PrevMiniPixel.PixelG:= CM shr 8 and $FF;
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| 288 | PrevMiniPixel.PixelR := CM and $FF;
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| 289 | end;
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| 290 | end;
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| 291 | end
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| 292 | else if (I = 0) and (Tile and smUnit <> 0) then begin
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| 293 | if Tile and smOwned <> 0 then CM := OwnColor
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| 294 | else CM := EnemyColor;
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| 295 | end else
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| 296 | CM := Colors[Tile and fTerrain, I];
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| 297 | if (PByte(MiniPixel.Pixel) >= Bitmap.RawImage.Data) and
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| 298 | (PByte(MiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * MiniPixel.BytesPerLine)) then begin
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| 299 | MiniPixel.PixelB := (CM shr 16) and $ff;
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| 300 | MiniPixel.PixelG := (CM shr 8) and $ff;
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| 301 | MiniPixel.PixelR := (CM shr 0) and $ff;
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| 302 | end;
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| 303 | end;
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| 304 | end;
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| 305 | MiniPixel.NextLine;
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| 306 | if Y > 0 then PrevMiniPixel.NextLine;
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| 307 | end;
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| 308 | Bitmap.EndUpdate;
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| 309 | end;
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| 310 | end;
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| 311 |
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| 312 | procedure TMiniMap.Paint(MyMap: PTileList; MapWidth: Integer; ClientMode: Integer;
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| 313 | xxt, xwMini: Integer);
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| 314 | var
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| 315 | X, Y, Loc, I, HW, XM, CM, cmPolOcean, cmPolNone: integer;
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| 316 | PrevMiniPixel: TPixelPointer;
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| 317 | MiniPixel: TPixelPointer;
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| 318 | TerrainTile: Cardinal;
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| 319 | MyCity: PCity;
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| 320 | EnemyCity: PCityInfo;
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| 321 | MyUnit: PUn;
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| 322 | EnemyUnit: PUnitInfo;
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| 323 | XX, YY: Integer;
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| 324 | begin
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| 325 | if not Assigned(MyMap) then Exit;
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| 326 | cmPolOcean := HGrSystem.Data.Canvas.Pixels[101, 67];
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| 327 | cmPolNone := HGrSystem.Data.Canvas.Pixels[102, 67];
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| 328 | HW := MapWidth div (xxt * 2);
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| 329 | with Bitmap.Canvas do begin
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| 330 | Brush.Color := $000000;
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| 331 | FillRect(Rect(0, 0, Bitmap.Width, Bitmap.Height));
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| 332 | end;
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| 333 | Bitmap.PixelFormat := TPixelFormat.pf24bit;
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| 334 | Bitmap.SetSize(Size.X * 2, Size.Y);
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| 335 | Bitmap.BeginUpdate;
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| 336 | MiniPixel := TPixelPointer.Create(Bitmap);
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| 337 | PrevMiniPixel := TPixelPointer.Create(Bitmap);
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| 338 |
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| 339 | XX := ScaleToNative(Size.X);
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| 340 | YY := ScaleToNative(Size.Y);
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| 341 | for Y := 0 to YY - 1 do begin
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| 342 | for X := 0 to XX - 1 do begin
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| 343 | Loc := ScaleFromNative(X) + Size.X * ScaleFromNative(Y);
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| 344 | if (MyMap[Loc] and fTerrain) <> fUNKNOWN then begin
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| 345 | for I := 0 to 1 do begin
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| 346 | XM := ((X - ScaleToNative(xwMini)) * 2 + I + Y and 1 - ScaleToNative(HW) +
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| 347 | XX * 5) mod (XX * 2);
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| 348 | MiniPixel.SetX(XM);
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| 349 | TerrainTile := MyMap[Loc] and fTerrain;
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| 350 | if TerrainTile > 11 then TerrainTile := 0;
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| 351 | CM := Colors[TerrainTile, I];
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| 352 | if ClientMode = cEditMap then begin
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| 353 | if MyMap[Loc] and (fPrefStartPos or fStartPos) <> 0 then
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| 354 | CM := $FFFFFF;
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| 355 | end
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| 356 | else if MyMap[Loc] and fCity <> 0 then begin
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| 357 | // City
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| 358 | MyCity := GetMyCityByLoc(Loc);
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| 359 | if Assigned(MyCity) then CM := Tribe[me].Color
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| 360 | else begin
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| 361 | EnemyCity := GetEnemyCityByLoc(Loc);
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| 362 | if Assigned(EnemyCity) then
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| 363 | CM := Tribe[EnemyCity^.Owner].Color;
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| 364 | end;
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| 365 | CM := $808080 or CM shr 1; { increase brightness }
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| 366 | if Y > 0 then begin
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| 367 | // 2x2 city dot covers two lines
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| 368 | PrevMiniPixel.SetX(XM);
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| 369 | if (PByte(PrevMiniPixel.Pixel) >= Bitmap.RawImage.Data) and
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| 370 | (PByte(PrevMiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * PrevMiniPixel.BytesPerLine)) then begin
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| 371 | PrevMiniPixel.PixelB := (CM shr 16) and $ff;
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| 372 | PrevMiniPixel.PixelG := (CM shr 8) and $ff;
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| 373 | PrevMiniPixel.PixelR := (CM shr 0) and $ff;
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| 374 | end;
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| 375 | end;
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| 376 | end
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| 377 | else if (I = 0) and (MyMap[Loc] and fUnit <> 0) then begin
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| 378 | // Unit
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| 379 | MyUnit := GetMyUnitByLoc(Loc);
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| 380 | if Assigned(MyUnit) then CM := Tribe[me].Color
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| 381 | else begin
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| 382 | EnemyUnit := GetEnemyUnitByLoc(Loc);
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| 383 | if Assigned(EnemyUnit) then
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| 384 | CM := Tribe[EnemyUnit.Owner].Color;
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| 385 | end;
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| 386 | CM := $808080 or CM shr 1; { increase brightness }
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| 387 | end
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| 388 | else if moPolitical in MapOptions then begin
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| 389 | // Political
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| 390 | if MyMap[Loc] and fTerrain < fGrass then CM := cmPolOcean
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| 391 | else if MyRO.Territory[Loc] < 0 then CM := cmPolNone
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| 392 | else CM := Tribe[MyRO.Territory[Loc]].Color;
|
|---|
| 393 | end;
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|---|
| 394 | if (PByte(MiniPixel.Pixel) >= Bitmap.RawImage.Data) and
|
|---|
| 395 | (PByte(MiniPixel.Pixel) < (Bitmap.RawImage.Data + YY * MiniPixel.BytesPerLine)) then begin
|
|---|
| 396 | MiniPixel.PixelB := (CM shr 16) and $ff;
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|---|
| 397 | MiniPixel.PixelG := (CM shr 8) and $ff;
|
|---|
| 398 | MiniPixel.PixelR := (CM shr 0) and $ff;
|
|---|
| 399 | end;
|
|---|
| 400 | end;
|
|---|
| 401 | end;
|
|---|
| 402 | end;
|
|---|
| 403 | MiniPixel.NextLine;
|
|---|
| 404 | if Y > 0 then PrevMiniPixel.NextLine;
|
|---|
| 405 | end;
|
|---|
| 406 | Bitmap.EndUpdate;
|
|---|
| 407 | end;
|
|---|
| 408 |
|
|---|
| 409 | end.
|
|---|
| 410 |
|
|---|
| 411 |
|
|---|
