unit Main;
interface
uses
Windows, SysUtils, Classes, Graphics, Dialogs, StdCtrls, Menus, Controls,
ComCtrls, ExtCtrls, Forms, MMSystem, LevelFunctions, Registry;
type
TField = record
FieldType: TFieldType;
Goal: Boolean;
Panel: TPanel;
Stone: TImage;
end;
TGoalStatus = (gsNoGoal, gsMultipleStonesRemaining, gsLastStoneInGoalRed, gsLastStoneInGoalYellow, gsLastStoneInGoalGreen, gsLastStoneOutsideGoal);
TFieldState = (fsError, fsLocked, fsAvailable, fsStone);
TPlayGroundMatrix = array of array of TField;
TMainForm = class(TForm)
Playground: TPanel;
MainMenu: TMainMenu;
Help1: TMenuItem;
MExit: TMenuItem;
Statistics: TStatusBar;
Timer: TTimer;
MNewGame: TMenuItem;
Help2: TMenuItem;
MAbout: TMenuItem;
MHelp: TMenuItem;
N5: TMenuItem;
MJumpHistory: TMenuItem;
N2: TMenuItem;
N4: TMenuItem;
MHighScores: TMenuItem;
MRestartGame: TMenuItem;
MSettings: TMenuItem;
MEnableSound: TMenuItem;
MPauseTime: TMenuItem;
N1: TMenuItem;
MUndo: TMenuItem;
N3: TMenuItem;
Aboutthislevel1: TMenuItem;
procedure MExitClick(Sender: TObject);
procedure TimerTimer(Sender: TObject);
procedure MNewGameClick(Sender: TObject);
procedure MAboutClick(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure MJumpHistoryClick(Sender: TObject);
procedure MRestartGameClick(Sender: TObject);
procedure MHighScoresClick(Sender: TObject);
procedure MPauseTimeClick(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure MHelpClick(Sender: TObject);
procedure MEnableSoundClick(Sender: TObject);
procedure MUndoClick(Sender: TObject);
procedure Aboutthislevel1Click(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
private
NoCloseQuery: boolean;
CountedSeconds: Integer;
LevelFile: String;
LookupFieldCoordinateArray: array of TPoint;
PrevPlaygroundMatrixes: array of TPlayGroundMatrix;
PlaygroundMatrix: TPlayGroundMatrix;
Points: Integer;
LevelTotalStones: Integer;
LevelRemovedStones: Integer;
JumpHistory: TStringList;
Level: TLevel;
procedure LoadSettings;
procedure SaveSettings;
procedure RestartLevel;
procedure SetNewPlayGroundMatrix(Matrix: TPlayGroundMatrix);
procedure RedrawStonesFromMatrix(Matrix: TPlayGroundMatrix);
function AskForLevel: String;
function AreJumpsPossible: boolean;
procedure StoneDraggingAllow(Stone: TImage; Allow: boolean);
procedure NewGame(Filename: string);
function LevelTime: String;
procedure DestroyLevel;
procedure RefreshTime;
procedure RefreshPoints;
procedure RefreshStonesRemoved;
procedure CountPoints(t: TFieldType);
procedure RemoveStone(x, y: integer; count_points: boolean);
procedure DoJump(SourceTag, DestTag: integer);
function CanJump(x, y: integer): boolean;
function MayJump(SourceX, SourceY, DestX, DestY: integer): boolean; overload;
function MayJump(SourceTag, DestTag: integer): boolean; overload;
procedure StoneDragOver(Sender, Source: TObject; X,
Y: Integer; State: TDragState; var Accept: Boolean);
procedure StoneDragDrop(Sender, Source: TObject; X, Y: Integer);
procedure DrawField(x, y: integer; t: TFieldProperties; halftabs: integer);
function DrawStone(fieldtype: TFieldType; panel: TPanel): TImage;
function DrawStoneBox(x, y, tag, halftabs: integer; isGoal: boolean): TPanel;
procedure BuildPlayground(LevelArray: TLevelArray);
function FieldState(t: TFieldType): TFieldState; overload;
function FieldState(f: TField): TFieldState; overload;
function FieldState(x, y: integer): TFieldState; overload;
procedure ClearMatrix(Matrix: TPlayGroundMatrix; FreeVCL: boolean);
function CloneMatrix(Source: TPlayGroundMatrix): TPlayGroundMatrix;
function MatrixHasGoal(Matrix: TPlayGroundMatrix): boolean;
procedure LoadPictureForType(FieldType: TFieldType; Picture: TPicture);
function MatrixWorth(Matrix: TPlayGroundMatrix): integer;
function GoalStatus: TGoalStatus;
function GoalFieldType(Matrix: TPlayGroundMatrix): TFieldType;
end;
var
MainForm: TMainForm;
implementation
uses
About, Finish, Choice, Functions, History, HighScore, Help, Constants;
{$R *.dfm}
function TMainForm.MatrixHasGoal(Matrix: TPlayGroundMatrix): boolean;
var
i, j: integer;
begin
result := false;
for i := Low(Matrix) to High(Matrix) do
begin
for j := Low(Matrix[i]) to High(Matrix[i]) do
begin
result := result or Matrix[i][j].Goal;
end;
end;
end;
function TMainForm.GoalFieldType(Matrix: TPlayGroundMatrix): TFieldType;
var
i, j: integer;
begin
for i := Low(Matrix) to High(Matrix) do
begin
for j := Low(Matrix[i]) to High(Matrix[i]) do
begin
if Matrix[i][j].Goal then result := Matrix[i][j].FieldType
end;
end;
end;
function TMainForm.MatrixWorth(Matrix: TPlayGroundMatrix): integer;
var
i, j: integer;
begin
result := 0;
for i := Low(Matrix) to High(Matrix) do
begin
for j := Low(Matrix[i]) to High(Matrix[i]) do
begin
Inc(result, FieldTypeWorth(Matrix[i][j].FieldType));
end;
end;
end;
procedure TMainForm.ClearMatrix(Matrix: TPlayGroundMatrix; FreeVCL: boolean);
var
i, j: integer;
begin
for i := Low(Matrix) to High(Matrix) do
begin
for j := Low(Matrix[i]) to High(Matrix[i]) do
begin
if FreeVCL then
begin
if Assigned(Matrix[i][j].Stone) then Matrix[i][j].Stone.Free;
if Assigned(Matrix[i][j].Panel) then Matrix[i][j].Panel.Free;
end;
end;
SetLength(Matrix[i], 0);
end;
SetLength(Matrix, 0);
end;
procedure TMainForm.RedrawStonesFromMatrix(Matrix: TPlayGroundMatrix);
var
i, j: integer;
begin
for i := Low(Matrix) to High(Matrix) do
begin
for j := Low(Matrix[i]) to High(Matrix[i]) do
begin
if Assigned(Matrix[i][j].Stone) then
begin
LoadPictureForType(Matrix[i][j].FieldType, Matrix[i][j].Stone.Picture);
StoneDraggingAllow(Matrix[i][j].Stone, FieldState(Matrix[i][j].FieldType) <> fsAvailable);
end;
end;
end;
end;
procedure TMainForm.DestroyLevel;
var
i: Integer;
begin
MPauseTime.Enabled := false;
Timer.Enabled := false;
MRestartGame.Enabled := false;
LevelFile := '';
CountedSeconds := 0;
RefreshTime;
Points := 0;
RefreshPoints;
LevelRemovedStones := 0;
LevelTotalStones := 0;
RefreshStonesRemoved;
JumpHistory.Clear;
ClearMatrix(PlayGroundMatrix, true);
for i := 0 to Length(PrevPlaygroundMatrixes)-1 do
ClearMatrix(PrevPlaygroundMatrixes[i], false);
SetLength(PrevPlaygroundMatrixes, 0);
MUndo.Enabled := false;
SetLength(LookupFieldCoordinateArray, 0);
if Assigned(Level) then FreeAndNil(Level);
end;
procedure TMainForm.LoadPictureForType(FieldType: TFieldType; Picture: TPicture);
begin
case FieldType of
ftEmpty: Picture.Bitmap.LoadFromResourceName(HInstance, RES_EMPTY);
ftGreen: Picture.Bitmap.LoadFromResourceName(HInstance, RES_GREEN);
ftYellow: Picture.Bitmap.LoadFromResourceName(HInstance, RES_YELLOW);
ftRed: Picture.Bitmap.LoadFromResourceName(HInstance, RES_RED);
end;
end;
function TMainForm.DrawStone(fieldtype: TFieldType; panel: TPanel): TImage;
begin
result := TImage.Create(panel);
result.Parent := panel;
LoadPictureForType(fieldtype, result.Picture);
result.Width := panel.Width - 2*MET_SHAPE_MARGIN;
result.Height := panel.Height - 2*MET_SHAPE_MARGIN;
result.Left := MET_SHAPE_MARGIN;
result.Top := MET_SHAPE_MARGIN;
result.Center := true;
result.Transparent := true;
result.Tag := panel.Tag;
result.OnDragOver := panel.OnDragOver;
result.OnDragDrop := panel.OnDragDrop;
StoneDraggingAllow(result, FieldState(fieldtype) <> fsAvailable);
end;
procedure TMainForm.StoneDraggingAllow(Stone: TImage; Allow: boolean);
begin
if Allow then
begin
Stone.DragMode := dmAutomatic;
(Stone.Parent as TPanel).DragMode := dmAutomatic;
end
else
begin
Stone.DragMode := dmManual;
(Stone.Parent as TPanel).DragMode := dmManual;
end;
end;
function TMainForm.DrawStoneBox(x, y, tag, halftabs: integer; isGoal: boolean): TPanel;
begin
result := TPanel.Create(Playground);
result.Parent := Playground;
if isGoal then
begin
result.BevelInner := bvLowered;
end;
result.Color := Playground.Color;
result.BevelOuter := bvLowered;
result.Width := MET_FIELD_SIZE;
result.Height := MET_FIELD_SIZE;
result.Left := x * (MET_FIELD_SIZE+MET_FIELD_SPACE) + MET_FIELD_SPACE - (halftabs*MET_HALFTAB_SIZE);
result.Top := y * (MET_FIELD_SIZE+MET_FIELD_SPACE) + MET_FIELD_SPACE;
result.Tag := tag;
result.OnDragOver := StoneDragOver;
result.OnDragDrop := StoneDragDrop;
end;
procedure TMainForm.MExitClick(Sender: TObject);
begin
Close;
end;
function TMainForm.FieldState(t: TFieldType): TFieldState;
begin
result := fsError;
case t of
ftFullSpace: result := fsLocked;
ftHalfSpace: result := fsLocked;
ftEmpty: result := fsAvailable;
ftGreen: result := fsStone;
ftYellow: result := fsStone;
ftRed: result := fsStone;
end;
end;
function TMainForm.FieldState(f: TField): TFieldState;
begin
result := FieldState(f.FieldType);
end;
function TMainForm.FieldState(x, y: integer): TFieldState;
begin
result := fsError;
if (x < Low(PlayGroundMatrix)) or (x > High(PlayGroundMatrix)) then exit;
if (y < Low(PlayGroundMatrix[x])) or (y > High(PlayGroundMatrix[x])) then exit;
result := FieldState(PlayGroundMatrix[x][y]);
end;
procedure TMainForm.RefreshTime;
begin
Statistics.Panels.Items[0].Text := Format(LNG_TIME, [LevelTime]);
end;
procedure TMainForm.RefreshStonesRemoved;
begin
Statistics.Panels.Items[1].Text := Format(LNG_STONES_REMOVED, [LevelRemovedStones, LevelTotalStones-1]);
end;
procedure TMainForm.RefreshPoints;
begin
Statistics.Panels.Items[2].Text := Format(LNG_POINTS, [Points]);
end;
procedure TMainForm.CountPoints(t: TFieldType);
begin
inc(Points, FieldTypeWorth(t));
RefreshPoints;
end;
procedure TMainForm.RemoveStone(x, y: integer; count_points: boolean);
begin
if count_points then
begin
CountPoints(PlayGroundMatrix[x, y].FieldType);
Inc(LevelRemovedStones);
RefreshStonesRemoved;
end;
PlayGroundMatrix[x, y].FieldType := ftEmpty;
LoadPictureForType(PlayGroundMatrix[x, y].FieldType, PlayGroundMatrix[x, y].Stone.Picture);
StoneDraggingAllow(PlayGroundMatrix[x, y].Stone, false);
end;
function TMainForm.CanJump(x, y: integer): boolean;
begin
if FieldState(x, y) <> fsStone then
begin
result := false;
exit;
end;
result := true;
if MayJump(x, y, x+2, y) then exit;
if MayJump(x, y, x-2, y) then exit;
if MayJump(x, y, x, y+2) then exit;
if MayJump(x, y, x, y-2) then exit;
if Level.GetGameMode = gmDiagonal then
begin
if MayJump(x, y, x-2, y-2) then exit;
if MayJump(x, y, x+2, y-2) then exit;
if MayJump(x, y, x-2, y+2) then exit;
if MayJump(x, y, x+2, y+2) then exit;
end;
result := false;
end;
procedure TMainForm.Aboutthislevel1Click(Sender: TObject);
var
mode: string;
goalYeSNo: string;
resourcestring
LNG_BOARD = 'Board: %s';
LNG_MODE = 'Mode: %s';
LNG_STONES_TOTAL = 'Stones: %d';
LNG_GOAL_AVAILABLE = 'Target field defined';
LNG_NO_GOAL = 'No target field';
begin
if Level.GetGameMode = gmDiagonal then
mode := 'Diagonal'
else if Level.GetGameMode = gmNormal then
mode := 'Normal'
else
mode := '?';
if GoalStatus = gsNoGoal then
goalYeSNo := LNG_NO_GOAL
else
goalYeSNo := LNG_GOAL_AVAILABLE;
ShowMessage(Format(LNG_BOARD, [ExtractFileNameWithoutExt(LevelFile)]) + #13#10 +
#13#10 +
Format(LNG_MODE, [mode]) + #13#10 +
Format(LNG_STONES_TOTAL, [LevelTotalStones]) + #13#10 +
goalYesNo);
end;
function TMainForm.AreJumpsPossible: boolean;
var
i, j: integer;
begin
result := false;
for i := Low(PlayGroundMatrix) to High(PlayGroundMatrix) do
begin
for j := Low(PlayGroundMatrix[i]) to High(PlayGroundMatrix[i]) do
begin
if CanJump(i, j) then
begin
result := true;
break;
end;
if result then break;
end;
end;
end;
procedure TMainForm.DoJump(SourceTag, DestTag: integer);
var
d, s: TPoint;
old_fieldtype: TFieldType;
res: Integer;
begin
if not MayJump(SourceTag, DestTag) then exit;
d := LookupFieldCoordinateArray[DestTag];
s := LookupFieldCoordinateArray[SourceTag];
JumpHistory.Add(Format(LNG_JUMP_LOG, [SourceTag+1, s.x+1, s.y+1, DestTag+1, d.x+1, d.y+1]));
{$REGION 'Stein entfernen und Punkte vergeben'}
if Level.GetGameMode = gmDiagonal then
begin
if (s.X-2 = d.X) and (s.Y-2 = d.Y) and (FieldState(s.X-1, s.Y-1) = fsStone) then RemoveStone(s.X-1, s.Y-1, true);
if (s.X-2 = d.X) and (s.Y+2 = d.Y) and (FieldState(s.X-1, s.Y+1) = fsStone) then RemoveStone(s.X-1, s.Y+1, true);
if (s.X+2 = d.X) and (s.Y-2 = d.Y) and (FieldState(s.X+1, s.Y-1) = fsStone) then RemoveStone(s.X+1, s.Y-1, true);
if (s.X+2 = d.X) and (s.Y+2 = d.Y) and (FieldState(s.X+1, s.Y+1) = fsStone) then RemoveStone(s.X+1, s.Y+1, true);
end;
if (s.X+2 = d.X) and (s.Y = d.Y) and (FieldState(s.X+1, s.Y ) = fsStone) then RemoveStone(s.X+1, s.Y, true);
if (s.X-2 = d.X) and (s.Y = d.Y) and (FieldState(s.X-1, s.Y ) = fsStone) then RemoveStone(s.X-1, s.Y, true);
if (s.X = d.X) and (s.Y+2 = d.Y) and (FieldState(s.X , s.Y+1) = fsStone) then RemoveStone(s.X, s.Y+1, true);
if (s.X = d.X) and (s.Y-2 = d.Y) and (FieldState(s.X , s.Y-1) = fsStone) then RemoveStone(s.X, s.Y-1, true);
{$ENDREGION}
// Den Timer erst nach dem ersten Zug starten
// oder nach einer Pause neustarten
if not Timer.Enabled then
begin
MPauseTime.Enabled := true;
Timer.Enabled := true;
end;
MRestartGame.Enabled := true;
// Sound abspielen
if MEnableSound.Checked then PlaySound(RES_JUMP, HInstance, SND_ASYNC or SND_NOWAIT or SND_RESOURCE);
{$REGION 'Nun den Stein springen lassen'}
old_fieldtype := PlayGroundMatrix[s.X, s.Y].FieldType; // Steinfarbe merken
RemoveStone(s.X, s.Y, false); // Eigenen Stein entfernen. Keine Punkte zählen, da das unser eigener Stein ist, der springt
PlayGroundMatrix[d.X, d.Y].FieldType := old_fieldtype; // Farbe wiederherstellen
LoadPictureForType(PlayGroundMatrix[d.X, d.Y].FieldType, PlayGroundMatrix[d.X, d.Y].Stone.Picture); // Stein an neue Position malen
StoneDraggingAllow(PlayGroundMatrix[d.X, d.Y].Stone, true); // Und die Drag-Eigenschaft erneuern
{$ENDREGION}
{$REGION 'Sind weitere Sprünge möglich oder ist das Spiel vorbei?'}
if not AreJumpsPossible then
begin
MPauseTime.Enabled := false;
Timer.Enabled := false;
RefreshTime;
if MEnableSound.Checked then
begin
if LevelRemovedStones = LevelTotalStones-1 then
begin
if GoalStatus in [gsLastStoneInGoalRed, gsLastStoneInGoalYellow, gsLastStoneInGoalGreen] then
PlaySound(RES_WIN2, HInstance, SND_ASYNC or SND_NOWAIT or SND_RESOURCE)
else
PlaySound(RES_WIN1, HInstance, SND_ASYNC or SND_NOWAIT or SND_RESOURCE)
end
else
PlaySound(RES_LOSE, HInstance, SND_ASYNC or SND_NOWAIT or SND_RESOURCE);
end;
res := FinishForm.Execute(ExtractFileNameWithoutExt(LevelFile), Points, LevelTotalStones, LevelRemovedStones, CountedSeconds, GoalStatus, JumpHistory);
if (res = mrOK) and FinishForm.ReplayCheckbox.Checked then RestartLevel;
end;
{$ENDREGION}
SetLength(PrevPlaygroundMatrixes, Length(PrevPlaygroundMatrixes)+1);
PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1] := CloneMatrix(PlaygroundMatrix);
MUndo.Enabled := true;
end;
function TMainForm.MayJump(SourceX, SourceY, DestX, DestY: integer): boolean;
begin
result := false;
// Check 1: Ist das Zielfeld überhaupt leer?
if FieldState(DestX, DestY) <> fsAvailable then exit;
// Check 2: Befindet sich ein Stein zwischen Source und Destination und ist der Abstand 2?
if Level.GetGameMode = gmDiagonal then
begin
if (SourceX-2 = DestX) and (SourceY-2 = DestY) and (FieldState(SourceX-1, SourceY-1) = fsStone) then result := true;
if (SourceX-2 = DestX) and (SourceY+2 = DestY) and (FieldState(SourceX-1, SourceY+1) = fsStone) then result := true;
if (SourceX+2 = DestX) and (SourceY-2 = DestY) and (FieldState(SourceX+1, SourceY-1) = fsStone) then result := true;
if (SourceX+2 = DestX) and (SourceY+2 = DestY) and (FieldState(SourceX+1, SourceY+1) = fsStone) then result := true;
end;
if (SourceX+2 = DestX) and (SourceY = DestY) and (FieldState(SourceX+1, SourceY ) = fsStone) then result := true;
if (SourceX-2 = DestX) and (SourceY = DestY) and (FieldState(SourceX-1, SourceY ) = fsStone) then result := true;
if (SourceX = DestX) and (SourceY+2 = DestY) and (FieldState(SourceX , SourceY+1) = fsStone) then result := true;
if (SourceX = DestX) and (SourceY-2 = DestY) and (FieldState(SourceX , SourceY-1) = fsStone) then result := true;
end;
function TMainForm.MayJump(SourceTag, DestTag: integer): boolean;
var
s, d: TPoint;
begin
d := LookupFieldCoordinateArray[DestTag];
s := LookupFieldCoordinateArray[SourceTag];
result := MayJump(s.X, s.Y, d.X, d.Y);
end;
procedure TMainForm.StoneDragDrop(Sender, Source: TObject; X, Y: Integer);
begin
DoJump(TComponent(Source).Tag, TComponent(Sender).Tag);
end;
procedure TMainForm.StoneDragOver(Sender, Source: TObject; X,
Y: Integer; State: TDragState; var Accept: Boolean);
begin
Accept := MayJump(TComponent(Source).Tag, TComponent(Sender).Tag);
end;
procedure TMainForm.DrawField(x, y: integer; t: TFieldProperties; halftabs: integer);
var
newField: TField;
index: integer;
begin
if (t.Typ = ftFullSpace) or (t.Typ = ftHalfSpace) then exit;
index := Length(LookupFieldCoordinateArray);
newField.FieldType := t.Typ;
newField.Goal := t.Goal;
newField.Panel := DrawStoneBox(x, y, index, halftabs, t.Goal);
newField.Stone := DrawStone(t.Typ, newField.Panel);
if FieldState(t.Typ) = fsStone then Inc(LevelTotalStones);
SetLength(LookupFieldCoordinateArray, index + 1);
LookupFieldCoordinateArray[index].X := x;
LookupFieldCoordinateArray[index].Y := y;
if Length(PlayGroundMatrix) < x+1 then SetLength(PlayGroundMatrix, x+1);
if Length(PlayGroundMatrix[x]) < y+1 then SetLength(PlayGroundMatrix[x], y+1);
PlaygroundMatrix[x, y] := newField;
end;
function TMainForm.CloneMatrix(Source: TPlayGroundMatrix): TPlayGroundMatrix;
var
i, j: integer;
begin
SetLength(result, Length(Source));
for i := Low(Source) to High(Source) do
begin
SetLength(result[i], Length(Source[i]));
for j := Low(Source[i]) to High(Source[i]) do
begin
result[i][j].FieldType := Source[i][j].FieldType;
result[i][j].Goal := Source[i][j].Goal;
result[i][j].Panel := Source[i][j].Panel;
result[i][j].Stone := Source[i][j].Stone;
end;
end;
end;
procedure TMainForm.BuildPlayground(LevelArray: TLevelArray);
var
i, j, halftabs, cur_x: integer;
max_x, max_y, old_cw, old_ch: integer;
begin
PlayGround.Visible := false;
// Die Dimensionen ermitteln
max_x := 0;
for i := Low(LevelArray) to High(LevelArray) do
begin
halftabs := 0;
for j := Low(LevelArray[i]) to High(LevelArray[i]) do
begin
if LevelArray[i][j].Typ = ftHalfSpace then inc(halftabs);
DrawField(j, i, LevelArray[i][j], halftabs);
end;
cur_x := High(LevelArray[i]) + 1;
if cur_x > max_x then max_x := cur_x;
end;
max_y := High(LevelArray) + 1;
PlayGround.Visible := true;
// Die aktuellen Dimensionen merken
old_cw := ClientWidth;
old_ch := ClientHeight;
// Das Form an das Level anpassen
PlayGround.Width := MET_FIELD_SPACE + max_x * (MET_FIELD_SPACE + MET_FIELD_SIZE);
PlayGround.Height := MET_FIELD_SPACE + max_y * (MET_FIELD_SPACE + MET_FIELD_SIZE);
ClientWidth := 2 * MET_OUTER_MARGIN + PlayGround.Width;
ClientHeight := 2 * MET_OUTER_MARGIN + PlayGround.Height + Statistics.Height;
Statistics.Panels.Items[0].Width := Round(ClientWidth*MET_PERCENT_PNL_TIME);
Statistics.Panels.Items[1].Width := Round(ClientWidth*MET_PERCENT_PNL_STONES);
// Wenn sich das Form vergrößert oder verkleinert hat, neu justieren
if (old_cw <> ClientWidth) or (old_ch <> ClientHeight) then
begin
Left := Screen.Width div 2 - Width div 2;
Top := Screen.Height div 2 - Height div 2;
// Playground mittig setzen, falls die Mindestgröße für die
// Punkteanzeige unterschritten wurde,
PlayGround.Left := ClientWidth div 2 - PlayGround.Width div 2;
PlayGround.Top := ClientHeight div 2 - PlayGround.Height div 2;
end;
SetLength(PrevPlaygroundMatrixes,1);
PrevPlaygroundMatrixes[0] := CloneMatrix(PlayGroundMatrix);
MUndo.Enabled := false;
end;
procedure TMainForm.TimerTimer(Sender: TObject);
begin
if mainform.Focused then Inc(CountedSeconds);
RefreshTime;
end;
function TMainForm.LevelTime: String;
begin
result := SecondsToTimeString(CountedSeconds);
end;
procedure TMainForm.NewGame(Filename: string);
var
LevelArray: TLevelArray;
begin
DestroyLevel;
LevelFile := Filename;
Level := TLevel.Create(LevelFile);
LevelArray := Level.LevelStringToLevelArray(true);
if Length(LevelArray) = 0 then Exit;
BuildPlayground(LevelArray);
if not AreJumpsPossible then
begin
MessageDlg(LNG_LVL_INVALID_NO_JUMP, mtError, [mbOk], 0);
end;
RefreshTime;
RefreshStonesRemoved;
RefreshPoints;
end;
procedure TMainForm.MNewGameClick(Sender: TObject);
begin
LevelFile := AskForLevel;
if LevelFile <> '' then
begin
NewGame(LevelFile);
end;
end;
procedure TMainForm.MAboutClick(Sender: TObject);
begin
AboutBox.ShowModal;
end;
function TMainForm.AskForLevel: String;
begin
LevelChoice.ShowModal;
if LevelChoice.ModalResult <> mrOK then
begin
result := '';
exit;
end;
result := LevelChoice.SelectedLevel;
end;
procedure TMainForm.FormShow(Sender: TObject);
begin
LevelFile := AskForLevel;
if LevelFile <> '' then
begin
NewGame(LevelFile);
end
else
begin
NoCloseQuery := true;
Close;
end;
end;
function TMainForm.GoalStatus: TGoalStatus;
var
ft: TFieldType;
begin
if not MatrixHasGoal(PlaygroundMatrix) then
result := gsNoGoal
else if LevelRemovedStones < LevelTotalStones-1 then
Result := gsMultipleStonesRemaining
else
begin
ft := GoalFieldType(PlaygroundMatrix);
if ft = ftRed then
result := gsLastStoneInGoalRed
else if ft = ftYellow then
result := gsLastStoneInGoalYellow
else if ft = ftGreen then
result := gsLastStoneInGoalGreen;
end;
end;
procedure TMainForm.FormCreate(Sender: TObject);
begin
JumpHistory := TStringList.Create;
LoadSettings;
end;
procedure TMainForm.FormDestroy(Sender: TObject);
begin
DestroyLevel;
JumpHistory.Free;
end;
procedure TMainForm.MJumpHistoryClick(Sender: TObject);
begin
HistoryForm.JumpMemo.Lines.Assign(JumpHistory);
HistoryForm.ShowModal;
end;
procedure TMainForm.RestartLevel;
var
i: Integer;
begin
MPauseTime.Enabled := false;
Timer.Enabled := false;
MRestartGame.Enabled := false;
CountedSeconds := 0;
RefreshTime;
Points := 0;
RefreshPoints;
LevelRemovedStones := 0;
RefreshStonesRemoved;
JumpHistory.Clear;
RedrawStonesFromMatrix(PrevPlaygroundMatrixes[0]);
SetNewPlayGroundMatrix(PrevPlaygroundMatrixes[0]);
for i := 1 to Length(PrevPlaygroundMatrixes)-1 do
ClearMatrix(PrevPlaygroundMatrixes[i], false);
SetLength(PrevPlaygroundMatrixes, 1);
MUndo.Enabled := false;
end;
procedure TMainForm.SetNewPlayGroundMatrix(Matrix: TPlayGroundMatrix);
begin
ClearMatrix(PlayGroundMatrix, false); // Memory Leak verhindern
PlayGroundMatrix := CloneMatrix(Matrix);
end;
procedure TMainForm.MRestartGameClick(Sender: TObject);
begin
RestartLevel;
end;
procedure TMainForm.MUndoClick(Sender: TObject);
var
PrevWorth: integer;
NewWorth: integer;
begin
if Length(PrevPlaygroundMatrixes) > 1 then
begin
PrevWorth := MatrixWorth(PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1]);
ClearMatrix(PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1], false);
SetLength(PrevPlaygroundMatrixes, Length(PrevPlaygroundMatrixes)-1);
NewWorth := MatrixWorth(PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1]);
RedrawStonesFromMatrix(PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1]);
SetNewPlayGroundMatrix(PrevPlaygroundMatrixes[Length(PrevPlaygroundMatrixes)-1]);
JumpHistory.Delete(JumpHistory.Count-1);
Dec(LevelRemovedStones);
RefreshStonesRemoved;
Dec(Points, NewWorth-PrevWorth);
RefreshPoints;
// Sound abspielen
if MEnableSound.Checked then PlaySound(RES_UNDO, HInstance, SND_ASYNC or SND_NOWAIT or SND_RESOURCE);
end;
MUndo.Enabled := Length(PrevPlaygroundMatrixes) > 1;
end;
procedure TMainForm.MHighScoresClick(Sender: TObject);
begin
HighScoreForm.Execute(ExtractFileNameWithoutExt(LevelFile));
end;
procedure TMainForm.MPauseTimeClick(Sender: TObject);
begin
MPauseTime.Enabled := false;
Timer.Enabled := false;
end;
procedure TMainForm.LoadSettings;
var
reg: TRegistry;
begin
reg := TRegistry.Create;
try
reg.RootKey := HKEY_CURRENT_USER;
if reg.OpenKeyReadOnly(REG_KEY) then
begin
if reg.ValueExists(REG_SOUND) then
MEnableSound.Checked := reg.ReadBool(REG_SOUND);
reg.CloseKey;
end;
finally
reg.Free;
end;
end;
procedure TMainForm.SaveSettings;
var
reg: TRegistry;
begin
reg := TRegistry.Create;
try
reg.RootKey := HKEY_CURRENT_USER;
if reg.OpenKey(REG_KEY, true) then
begin
reg.WriteBool(REG_SOUND, MEnableSound.Checked);
reg.CloseKey;
end;
finally
reg.Free;
end;
end;
procedure TMainForm.FormClose(Sender: TObject; var Action: TCloseAction);
begin
SaveSettings;
if FinishForm.NameEdit.Text <> '' then
begin
FinishForm.SaveSettings;
end;
end;
procedure TMainForm.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
resourcestring
LNG_REALLY_QUIT = 'Do you really want to quit?';
begin
CanClose := NoCloseQuery or (MessageDlg(LNG_REALLY_QUIT, mtConfirmation, mbYesNoCancel, 0) = mrYes);
end;
procedure TMainForm.MHelpClick(Sender: TObject);
begin
HelpForm.ShowModal;
end;
procedure TMainForm.MEnableSoundClick(Sender: TObject);
begin
MEnableSound.Checked := not MEnableSound.Checked;
end;
end.