unit LRLHighScores;
interface
uses
LRLRoutines, LRLSprites, StrUnit;
procedure LRLLoadHighScores;
procedure LRLShowHighScores;
function LRLBestScore(Score: longint): boolean;
procedure LRLInsertScore(Name: string; Score: longint);
procedure LRLSaveHighScores;
function LRLEnterName: string;
implementation
const
HighsFileName = 'LRL.HSR';
HighsFileHeader: string[29] = 'Lode Runner Live High Scores'#26;
type
TSupers = packed record
Name: string[20];
Score: longint;
end;
var
MainScreen: POINTER;
HighFrame: POINTER;
HighTable: array[1..5] of TSupers;
procedure LoadData;
var
j: word;
begin
GETMEM(MainScreen, 64004);
GETMEM(HighFrame, 45000);
DFAFilePositionSet(ImageFile, LRLImagesFilePosition, DFASeekFromStart);
DFAFileRead(ImageFile, MainScreen^, 7940, j);
DecompressRepByte(MainScreen^, HighFrame^, 7940, j);
DFAFileRead(ImageFile, MainScreen^, 64004, j);
end;
procedure DisposeData;
begin
FREEMEM(MainScreen, 64004);
FREEMEM(HighFrame, 45000);
end;
procedure LRLShowHighScores;
var
p: POINTER;
i: integer;
s: string;
begin
LRLLoadHighScores;
GETMEM(p, 768);
DataFill(p^, 768, 0, 0);
Palette256Set(p^);
FREEMEM(p, 768);
LoadData;
ImagePut(LRLScreen^, MainScreen^, 0, 0, 0, 0, 319, 199);
ImagePut(LRLScreen^, HighFrame^, 6, 50, 0, 0, 319, 199);
for i := 1 to 5 do
begin
ImageStringGet(CHR(i + 48) + '. ' + HighTable[i].Name, LRLFont^, LRLFontBuffer^, 110);
ImagePut(LRLScreen^, LRLFontBuffer^, 55, 85 + i * 17, 8, 0, 319, 199);
STR(HighTable[i].Score, s);
ImageStringGet(s, LRLFont^, LRLFontBuffer^, 46);
ImagePut(LRLScreen^, LRLFontBuffer^, 260 - ImageSizex(LRLFontBuffer^), 85 + i * 17, 8, 0, 319, 199);
end;
ScreenApply(LRLScreen^);
FadeTo(LRLMenuPalette);
READKEY;
FadeClear;
ImageClear(LRLScreen^);
ScreenApply(LRLScreen^);
DisposeData;
end;
procedure LRLLoadHighScores;
var
InFile: TDFAFileHandle;
i, j: word;
high: TSupers;
dummy: string[30];
begin
high.Name := 'Lode Runner';
DFAFileOpen(InFile, HighsFileName, DFAAccessReadWrite);
if DFALastResult(InFile) <> 0 then
begin
DFAFileCreate(InFile, HighsFileName, DFAAttributeArchive);
DFAFileWrite(InFile, HighsFileHeader[1], 29, i);
for i := 1 to 5 do
begin
high.score := 60000 - i * 10000;
DFAFileWrite(InFile, high, SIZEOF(high), j);
end;
end;
DFAFilePositionSet(InFile, 0, DFASeekFromStart);
DFAFileRead(InFile, dummy[1], 29, j);
if (DFALastResult(InFile) <> 0) or
(not DataIdentical(dummy[1], HighsFileHeader[1], 29, 0, 0)) then
begin
WRITELN('Error: Invalid file with high scores! (try to remove LRL.HSR file)');
WRITELN('訡ª : ¥¢¥àë© ä ©« á ४®à¤ ¬¨! (¯®¯à®¡ã©â¥ 㤠«¨âì ä ©« LRL.HSR)');
Halt(1);
end;
DFAFileRead(InFile, HighTable, SIZEOF(TSupers) * 5, j);
DFAFileClose(InFile);
end;
procedure LRLSaveHighScores;
var
InFile: TDFAFileHandle;
i, j: word;
begin
DFAFileOpen(InFile, HighsFileName, DFAAccessReadWrite);
DFAFilePositionSet(InFile, 29, DFASeekFromStart);
DFAFileWrite(InFile, HighTable, SIZEOF(TSupers) * 5, j);
DFAFileClose(InFile);
end;
function LRLBestScore(Score: longint): boolean;
var
i: integer;
begin
LRLBestScore := True;
LRLLoadHighScores;
i := 1;
while True do
begin
if Score >= HighTable[i].Score then
EXIT;
Inc(i);
if i > 5 then
begin
LRLBestScore := False;
EXIT;
end;
end;
end;
procedure LRLInsertScore(Name: string; Score: longint);
var
i, j: word;
begin
LRLLoadHighScores;
i := 1;
while True do
begin
if Score >= HighTable[i].Score then
begin
for j := 4 downto i do
begin
HighTable[j + 1].Name := HighTable[j].Name;
HighTable[j + 1].Score := HighTable[j].Score;
end;
HighTable[i].Name := Name;
HighTable[i].Score := Score;
LRLSaveHighScores;
EXIT;
end;
Inc(i);
if i > 5 then
begin
EXIT;
end;
end;
end;
function LRLEnterName: string;
var
p: POINTER;
i: integer;
RedrawName: boolean;
Keypress: word;
Name: string;
begin
Name := '';
GETMEM(p, 768);
DataFill(p^, 768, 0, 0);
Palette256Set(p^);
FREEMEM(p, 768);
ImageClear(LRLScreen^);
ImagePut(LRLScreen^, LRLLogo^, 3, 3, 0, 0, 319, 199);
ImageStringGet('Congratulations! You are in Top-Five!', LRLFont^, LRLFontBuffer^, 110);
ImagePut(LRLScreen^, LRLFontBuffer^, 160 - ImageSizex(LRLFontBuffer^) shr 1, 85, 0, 0, 319, 199);
ImageStringGet('Enter your name below, Champ', LRLFont^, LRLFontBuffer^, 111);
ImagePut(LRLScreen^, LRLFontBuffer^, 160 - ImageSizex(LRLFontBuffer^) shr
1, 110, 0, 0, 319, 199);
ImageStringGet('---------------------------', LRLFont^, LRLFontBuffer^, 100);
ImagePut(LRLScreen^, LRLFontBuffer^, 160 - ImageSizex(LRLFontBuffer^) shr
1, 155, 0, 0, 319, 199);
ScreenApply(LRLScreen^);
FadeTo(LRLMenuPalette);
RedrawName := True;
repeat
if RedrawName = True then
begin
ImageFill(LRLFontBuffer^, 320, 20, 0);
ImagePut(LRLScreen^, LRLFontBuffer^, 0, 140, 0, 0, 319, 199);
ImageStringGet(Name, LRLFont^, LRLFontBuffer^, 100);
ImagePut(LRLScreen^, LRLFontBuffer^, 160 - ImageSizex(LRLFontBuffer^) shr
1, 140, 0, 0, 319, 199);
ScreenApply(LRLScreen^);
RedrawName := False;
end;
Keypress := READKEY;
if (LO(Keypress) = 8) and (LENGTH(Name) > 0) then
begin
Name[0] := char(Ord(Name[0]) - 1);
RedrawName := True;
end;
if (LO(Keypress) > 31) and (LENGTH(Name) < 20) then
begin
Name := Name + char(LO(Keypress));
RedrawName := True;
end;
until LO(Keypress) = 13;
FadeClear;
Name := StringTrimAll(Name, ' ');
if LENGTH(Name) = 0 then
Name := 'Anonymous';
LRLEnterName := Name;
end;
end.