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{$INCLUDE Switches.inc}
unit UMiniMap;
interface
uses
Classes, SysUtils, Graphics, Protocol, ClientTools;
type
TMiniMode = (mmNone, mmPicture, mmMultiPlayer);
TMapArray = array[0 .. lxmax * lymax - 1] of Byte;
{ TMiniMap }
TMiniMap = class
const
MaxWidthMapLogo = 96;
MaxHeightMapLogo = 96;
var
Bitmap: TBitmap; { game world sample preview }
Size: TPoint;
Colors: array [0 .. 11, 0 .. 1] of TColor;
Mode: TMiniMode;
MapOptions: TMapOptions;
procedure LoadFromLogFile(FileName: string; var LastTurn: Integer; DefaultSize: TPoint);
procedure LoadFromMapFile(FileName: string; var nMapLandTiles, nMapStartPositions: Integer);
procedure PaintRandom(Brightness, StartLandMass: Integer; WorldSize: TPoint);
procedure PaintFile(SaveMap: TMapArray);
procedure Paint(MyMap: PTileList; MapWidth: Integer; ClientMode: Integer;
xxt, xwMini: Integer);
constructor Create;
destructor Destroy; override;
end;
implementation
uses
ScreenTools, UPixelPointer, Global, GameServer, IsoEngine, Tribes;
const
// save map tile flags
smOwned = $20;
smUnit = $40;
smCity = $80;
{ TMiniMap }
constructor TMiniMap.Create;
var
X, Y: Integer;
begin
Bitmap := TBitmap.Create;
for X := 0 to 11 do
for Y := 0 to 1 do
Colors[x, y] := HGrSystem.Data.Canvas.Pixels[66 + x, 67 + y];
end;
destructor TMiniMap.Destroy;
begin
FreeAndNil(Bitmap);
inherited;
end;
procedure TMiniMap.LoadFromLogFile(FileName: string; var LastTurn: Integer; DefaultSize: TPoint);
var
SaveMap: TMapArray;
y: Integer;
Dummy: Integer;
FileLandMass: integer;
LogFile: file;
s: string[255];
MapRow: array [0 .. lxmax - 1] of Cardinal;
begin
AssignFile(LogFile, FileName);
try
Reset(LogFile, 4);
BlockRead(LogFile, s[1], 2); { file id }
BlockRead(LogFile, Dummy, 1); { format id }
if Dummy >= $000E01 then
BlockRead(LogFile, Dummy, 1); { item stored since 0.14.1 }
BlockRead(LogFile, Size.X, 1);
BlockRead(LogFile, Size.Y, 1);
BlockRead(LogFile, FileLandMass, 1);
if FileLandMass = 0 then
for y := 0 to Size.Y - 1 do
BlockRead(LogFile, MapRow, Size.X);
BlockRead(LogFile, Dummy, 1);
BlockRead(LogFile, Dummy, 1);
BlockRead(LogFile, LastTurn, 1);
BlockRead(LogFile, SaveMap, 1);
if SaveMap[0] = $80 then
Mode := mmMultiPlayer
else
Mode := mmPicture;
if Mode = mmPicture then
BlockRead(LogFile, SaveMap[4], (Size.X * Size.Y - 1) div 4);
CloseFile(LogFile);
except
CloseFile(LogFile);
LastTurn := 0;
Size := DefaultSize;
Mode := mmNone;
end;
PaintFile(SaveMap);
end;
procedure TMiniMap.LoadFromMapFile(FileName: string; var nMapLandTiles, nMapStartPositions: Integer);
var
x, y, lxFile, lyFile: integer;
MapFile: file;
s: string[255];
MapRow: array [0 .. lxmax - 1] of Cardinal;
ImageFileName: string;
begin
ImageFileName := Copy(FileName, 1, Length(FileName) - Length(CevoMapExt)) + CevoMapPictureExt;
Mode := mmPicture;
if LoadGraphicFile(Bitmap, ImageFileName, [gfNoError]) then
begin
if Bitmap.width div 2 > MaxWidthMapLogo then
Bitmap.width := MaxWidthMapLogo * 2;
if Bitmap.height > MaxHeightMapLogo then
Bitmap.height := MaxHeightMapLogo;
Size.X := Bitmap.width div 2;
Size.Y := Bitmap.height;
end else begin
Mode := mmNone;
Size.X := MaxWidthMapLogo;
Size.Y := MaxHeightMapLogo;
end;
AssignFile(MapFile, FileName);
try
Reset(MapFile, 4);
BlockRead(MapFile, s[1], 2); { file id }
BlockRead(MapFile, x, 1); { format id }
BlockRead(MapFile, x, 1); // MaxTurn
BlockRead(MapFile, lxFile, 1);
BlockRead(MapFile, lyFile, 1);
nMapLandTiles := 0;
nMapStartPositions := 0;
for y := 0 to lyFile - 1 do begin
BlockRead(MapFile, MapRow, lxFile);
for x := 0 to lxFile - 1 do
begin
if (MapRow[x] and fTerrain) in [fGrass, fPrairie, fTundra, fSwamp,
fForest, fHills] then
inc(nMapLandTiles);
if MapRow[x] and (fPrefStartPos or fStartPos) <> 0 then
inc(nMapStartPositions);
end
end;
if nMapStartPositions > nPl then
nMapStartPositions := nPl;
CloseFile(MapFile);
except
CloseFile(MapFile);
end;
end;
procedure TMiniMap.PaintRandom(Brightness, StartLandMass: Integer; WorldSize: TPoint);
var
i, x, y, xm, cm: Integer;
MiniPixel: TPixelPointer;
Map: ^TTileList;
begin
Map := PreviewMap(StartLandMass);
Size := WorldSize;
Bitmap.PixelFormat := pf24bit;
Bitmap.SetSize(Size.X * 2, Size.Y);
Bitmap.BeginUpdate;
MiniPixel := PixelPointer(Bitmap);
for y := 0 to ScaleToNative(Size.Y) - 1 do begin
for x := 0 to ScaleToNative(Size.X) - 1 do begin
for i := 0 to 1 do begin
xm := (x * 2 + i + y and 1) mod (ScaleToNative(Size.X) * 2);
MiniPixel.SetX(xm);
cm := Colors[Map[ScaleFromNative(x) * lxmax div Size.X + lxmax *
((ScaleFromNative(y) * (lymax - 1) + Size.Y div 2) div (Size.Y - 1))] and
fTerrain, i];
MiniPixel.Pixel^.B := ((cm shr 16) and $FF) * Brightness div 3;
MiniPixel.Pixel^.G := ((cm shr 8) and $FF) * Brightness div 3;
MiniPixel.Pixel^.R := ((cm shr 0) and $FF) * Brightness div 3;
end;
end;
MiniPixel.NextLine;
end;
Bitmap.EndUpdate;
end;
procedure TMiniMap.PaintFile(SaveMap: TMapArray);
var
i, x, y, xm, cm, Tile, OwnColor, EnemyColor: integer;
MiniPixel: TPixelPointer;
PrevMiniPixel: TPixelPointer;
begin
OwnColor := HGrSystem.Data.Canvas.Pixels[95, 67];
EnemyColor := HGrSystem.Data.Canvas.Pixels[96, 67];
Bitmap.PixelFormat := pf24bit;
Bitmap.SetSize(Size.X * 2, Size.Y);
if Mode = mmPicture then begin
Bitmap.BeginUpdate;
MiniPixel := PixelPointer(Bitmap);
PrevMiniPixel := PixelPointer(Bitmap, 0, -1);
for y := 0 to ScaleToNative(Size.Y) - 1 do begin
for x := 0 to ScaleToNative(Size.X) - 1 do begin
for i := 0 to 1 do begin
xm := (x * 2 + i + y and 1) mod (ScaleToNative(Size.X) * 2);
MiniPixel.SetX(xm);
Tile := SaveMap[ScaleFromNative(x) + Size.X * ScaleFromNative(y)];
if Tile and fTerrain = fUNKNOWN then
cm := $000000
else if Tile and smCity <> 0 then begin
if Tile and smOwned <> 0 then cm := OwnColor
else cm := EnemyColor;
if y > 0 then begin
// 2x2 city dot covers two lines
PrevMiniPixel.SetX(xm);
PrevMiniPixel.Pixel^.B := cm shr 16;
PrevMiniPixel.Pixel^.G:= cm shr 8 and $FF;
PrevMiniPixel.Pixel^.R := cm and $FF;
end;
end
else if (i = 0) and (Tile and smUnit <> 0) then begin
if Tile and smOwned <> 0 then cm := OwnColor
else cm := EnemyColor;
end else
cm := Colors[Tile and fTerrain, i];
MiniPixel.Pixel^.B := (cm shr 16) and $ff;
MiniPixel.Pixel^.G := (cm shr 8) and $ff;
MiniPixel.Pixel^.R := (cm shr 0) and $ff;
end;
end;
MiniPixel.NextLine;
PrevMiniPixel.NextLine;
end;
Bitmap.EndUpdate;
end;
end;
procedure TMiniMap.Paint(MyMap: PTileList; MapWidth: Integer; ClientMode: Integer;
xxt, xwMini: Integer);
var
x, y, Loc, i, hw, xm, cm, cmPolOcean, cmPolNone: integer;
PrevMiniPixel: TPixelPointer;
MiniPixel: TPixelPointer;
TerrainTile: Cardinal;
MyCity: PCity;
EnemyCity: PCityInfo;
MyUnit: PUn;
EnemyUnit: PUnitInfo;
begin
if not Assigned(MyMap) then Exit;
cmPolOcean := HGrSystem.Data.Canvas.Pixels[101, 67];
cmPolNone := HGrSystem.Data.Canvas.Pixels[102, 67];
hw := MapWidth div (xxt * 2);
with Bitmap.Canvas do begin
Brush.Color := $000000;
FillRect(Rect(0, 0, Bitmap.Width, Bitmap.Height));
end;
Bitmap.PixelFormat := pf24bit;
Bitmap.SetSize(Size.X * 2, Size.Y);
Bitmap.BeginUpdate;
MiniPixel := PixelPointer(Bitmap);
PrevMiniPixel := PixelPointer(Bitmap, 0, -1);
for y := 0 to ScaleToNative(Size.Y) - 1 do begin
for x := 0 to ScaleToNative(Size.X) - 1 do begin
Loc := ScaleFromNative(x) + Size.X * ScaleFromNative(y);
if (MyMap[Loc] and fTerrain) <> fUNKNOWN then begin
for i := 0 to 1 do begin
xm := ((x - ScaleToNative(xwMini)) * 2 + i + y and 1 - ScaleToNative(hw) +
ScaleToNative(Size.X) * 5) mod (ScaleToNative(Size.X) * 2);
MiniPixel.SetX(xm);
TerrainTile := MyMap[Loc] and fTerrain;
if TerrainTile > 11 then TerrainTile := 0;
cm := Colors[TerrainTile, i];
if ClientMode = cEditMap then begin
if MyMap[Loc] and (fPrefStartPos or fStartPos) <> 0 then
cm := $FFFFFF;
end
else if MyMap[Loc] and fCity <> 0 then begin
// City
MyCity := GetMyCityByLoc(Loc);
if Assigned(MyCity) then cm := Tribe[me].Color
else begin
EnemyCity := GetEnemyCityByLoc(Loc);
if Assigned(EnemyCity) then
cm := Tribe[EnemyCity^.Owner].Color;
end;
cm := $808080 or cm shr 1; { increase brightness }
if y > 0 then begin
// 2x2 city dot covers two lines
PrevMiniPixel.SetX(xm);
PrevMiniPixel.Pixel^.B := (cm shr 16) and $ff;
PrevMiniPixel.Pixel^.G := (cm shr 8) and $ff;
PrevMiniPixel.Pixel^.R := (cm shr 0) and $ff;
end;
end
else if (i = 0) and (MyMap[Loc] and fUnit <> 0) then begin
// Unit
MyUnit := GetMyUnitByLoc(Loc);
if Assigned(MyUnit) then cm := Tribe[me].Color
else begin
EnemyUnit := GetEnemyUnitByLoc(Loc);
if Assigned(EnemyUnit) then
cm := Tribe[EnemyUnit.Owner].Color;
end;
cm := $808080 or cm shr 1; { increase brightness }
end
else if moPolitical in MapOptions then begin
// Political
if MyMap[Loc] and fTerrain < fGrass then cm := cmPolOcean
else if MyRO.Territory[Loc] < 0 then cm := cmPolNone
else cm := Tribe[MyRO.Territory[Loc]].Color;
end;
MiniPixel.Pixel^.B := (cm shr 16) and $ff;
MiniPixel.Pixel^.G := (cm shr 8) and $ff;
MiniPixel.Pixel^.R := (cm shr 0) and $ff;
end;
end;
end;
MiniPixel.NextLine;
PrevMiniPixel.NextLine;
end;
Bitmap.EndUpdate;
end;
end.
|
