Rev 21 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1 | daniel-mar | 1 | unit Choice; |
2 | |||
3 | interface |
||
4 | |||
5 | uses |
||
6 | Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, |
||
21 | daniel-mar | 7 | Dialogs, StdCtrls, ImgList, ComCtrls, Menus, ExtCtrls, System.ImageList, LevelFunctions; |
1 | daniel-mar | 8 | |
9 | type |
||
10 | TLevelChoice = class(TForm) |
||
11 | PlayBtn: TButton; |
||
12 | CancelBtn: TButton; |
||
13 | LevelImageList: TImageList; |
||
14 | LevelPopupMenu: TPopupMenu; |
||
15 | PLoadLevel: TMenuItem; |
||
16 | PRefreshList: TMenuItem; |
||
17 | PreviewGrp: TGroupBox; |
||
18 | PreviewImage: TImage; |
||
19 | LevelGrp: TGroupBox; |
||
20 | LevelList: TListView; |
||
21 | procedure PlayBtnClick(Sender: TObject); |
||
22 | procedure CancelBtnClick(Sender: TObject); |
||
23 | procedure FormShow(Sender: TObject); |
||
24 | procedure LevelListClick(Sender: TObject); |
||
21 | daniel-mar | 25 | procedure LevelListChange(Sender: TObject; Item: TListItem; Change: TItemChange); |
1 | daniel-mar | 26 | procedure PRefreshListClick(Sender: TObject); |
27 | procedure FormCreate(Sender: TObject); |
||
28 | private |
||
29 | procedure RefreshList; |
||
21 | daniel-mar | 30 | procedure DrawLevelPreview(Level: TLevel); |
1 | daniel-mar | 31 | public |
32 | function SelectedLevel: string; |
||
33 | end; |
||
34 | |||
35 | var |
||
36 | LevelChoice: TLevelChoice; |
||
37 | |||
38 | implementation |
||
39 | |||
40 | {$R *.dfm} |
||
41 | |||
42 | uses |
||
21 | daniel-mar | 43 | Functions, Constants; |
1 | daniel-mar | 44 | |
21 | daniel-mar | 45 | procedure TLevelChoice.DrawLevelPreview(Level: TLevel); |
46 | var |
||
47 | LevelArray: TLevelArray; |
||
48 | y, x: integer; |
||
49 | t: TFieldType; |
||
50 | indent: Integer; |
||
51 | Image: TImage; |
||
52 | BackgroundColor: TColor; |
||
53 | const |
||
54 | PREVIEW_BLOCK_SIZE = 10; // Enthält Field und Abstand |
||
55 | PREVIEW_TAB_SIZE = PREVIEW_BLOCK_SIZE div 2; // 5 |
||
56 | begin |
||
57 | Image := PreviewImage; |
||
58 | BackgroundColor := Self.Color; |
||
59 | |||
60 | LevelArray := nil; |
||
61 | |||
62 | ClearImage(Image, BackgroundColor); |
||
63 | |||
64 | LevelArray := Level.LevelStringToLevelArray(false); |
||
65 | |||
66 | for y := Low(LevelArray) to High(LevelArray) do |
||
67 | begin |
||
68 | for x := Low(LevelArray[y].Fields) to High(LevelArray[y].Fields) do |
||
69 | begin |
||
70 | t := LevelArray[y].Fields[x].Typ; |
||
71 | indent := LevelArray[y].Indent; |
||
72 | |||
73 | case t of |
||
74 | ftFullSpace: Image.Canvas.Brush.Color := BackgroundColor; |
||
75 | ftEmpty: Image.Canvas.Brush.Color := clWhite; |
||
76 | ftGreen: Image.Canvas.Brush.Color := clLime; |
||
77 | ftYellow: Image.Canvas.Brush.Color := clYellow; |
||
78 | ftRed: Image.Canvas.Brush.Color := clRed; |
||
79 | end; |
||
80 | |||
81 | if LevelArray[y].Fields[x].Goal then |
||
82 | Image.Canvas.Pen.Color := clBlack |
||
83 | else |
||
84 | Image.Canvas.Pen.Color := BackgroundColor; |
||
85 | |||
86 | Image.Canvas.Rectangle(x*PREVIEW_BLOCK_SIZE + indent*PREVIEW_TAB_SIZE, |
||
87 | y*PREVIEW_BLOCK_SIZE, |
||
88 | x*PREVIEW_BLOCK_SIZE + indent*PREVIEW_TAB_SIZE + PREVIEW_BLOCK_SIZE, |
||
89 | y*PREVIEW_BLOCK_SIZE + PREVIEW_BLOCK_SIZE); |
||
90 | end; |
||
91 | end; |
||
92 | end; |
||
93 | |||
1 | daniel-mar | 94 | function TLevelChoice.SelectedLevel: string; |
95 | begin |
||
96 | result := Format(LVL_FILE, [LevelList.Selected.Caption]); |
||
97 | end; |
||
98 | |||
99 | procedure TLevelChoice.PlayBtnClick(Sender: TObject); |
||
100 | var |
||
11 | daniel-mar | 101 | Level: TLevel; |
1 | daniel-mar | 102 | begin |
103 | if Assigned(LevelList.Selected) then |
||
104 | begin |
||
105 | if LevelList.Selected.ImageIndex = 2 then |
||
106 | begin |
||
11 | daniel-mar | 107 | Level := TLevel.Create(Format(LVL_FILE, [LevelList.Selected.Caption])); |
108 | try |
||
109 | if Level.CheckLevelIntegrity(true) <> leNone then |
||
110 | begin |
||
111 | exit; |
||
112 | end; |
||
113 | finally |
||
114 | FreeAndNil(Level); |
||
1 | daniel-mar | 115 | end; |
116 | end; |
||
117 | ModalResult := mrOk; |
||
118 | end; |
||
119 | end; |
||
120 | |||
121 | procedure TLevelChoice.CancelBtnClick(Sender: TObject); |
||
122 | begin |
||
123 | ModalResult := mrCancel; |
||
124 | end; |
||
125 | |||
126 | procedure TLevelChoice.FormShow(Sender: TObject); |
||
127 | begin |
||
128 | RefreshList; |
||
129 | end; |
||
130 | |||
131 | procedure TLevelChoice.LevelListClick(Sender: TObject); |
||
132 | var |
||
18 | daniel-mar | 133 | LevelFile: string; |
11 | daniel-mar | 134 | Level: TLevel; |
1 | daniel-mar | 135 | begin |
136 | PlayBtn.Enabled := Assigned(LevelList.Selected); |
||
137 | PLoadLevel.Enabled := Assigned(LevelList.Selected); |
||
138 | |||
139 | if Assigned(LevelList.Selected) then |
||
140 | begin |
||
141 | LevelFile := Format(LVL_FILE, [LevelList.Selected.Caption]); |
||
11 | daniel-mar | 142 | Level := TLevel.Create(LevelFile); |
143 | try |
||
21 | daniel-mar | 144 | DrawLevelPreview(Level); |
11 | daniel-mar | 145 | finally |
146 | FreeAndNil(Level); |
||
147 | end; |
||
1 | daniel-mar | 148 | end |
149 | else |
||
150 | begin |
||
151 | ClearImage(PreviewImage, Color); |
||
152 | end; |
||
153 | end; |
||
154 | |||
155 | procedure TLevelChoice.LevelListChange(Sender: TObject; Item: TListItem; |
||
156 | Change: TItemChange); |
||
157 | begin |
||
158 | if Change = ctState then LevelListClick(self); |
||
159 | end; |
||
160 | |||
161 | procedure TLevelChoice.PRefreshListClick(Sender: TObject); |
||
162 | begin |
||
163 | RefreshList; |
||
164 | end; |
||
165 | |||
166 | procedure TLevelChoice.RefreshList; |
||
167 | var |
||
168 | s: TSearchRec; |
||
11 | daniel-mar | 169 | Level: TLevel; |
1 | daniel-mar | 170 | begin |
171 | LevelList.Clear; |
||
172 | |||
173 | // Levels auflisten |
||
174 | if FindFirst(Format(LVL_FILE, ['*']), faAnyFile, s) = 0 then |
||
175 | begin |
||
176 | repeat |
||
177 | with LevelList.Items.Add do |
||
178 | begin |
||
179 | Caption := Copy(s.Name, 1, Length(s.Name)-Length(LVL_EXT)); |
||
11 | daniel-mar | 180 | Level := TLevel.Create(LVL_PATH + s.Name); |
18 | daniel-mar | 181 | |
182 | if Level.CheckLevelIntegrity <> leNone then |
||
183 | ImageIndex := 2{Error} |
||
22 | daniel-mar | 184 | else case Level.GameMode of |
18 | daniel-mar | 185 | gmNormal: ImageIndex := 0{Normal}; |
186 | gmDiagonal: ImageIndex := 1{Diagonal}; |
||
187 | gmUndefined: ImageIndex := 2{Error}; |
||
1 | daniel-mar | 188 | end; |
189 | end; |
||
190 | until FindNext(s) <> 0; |
||
191 | FindClose(s); |
||
192 | end; |
||
193 | end; |
||
194 | |||
195 | procedure TLevelChoice.FormCreate(Sender: TObject); |
||
196 | begin |
||
197 | if not ForceDirectories(ExtractFilePath(Application.ExeName) + LVL_PATH) then |
||
198 | begin |
||
9 | daniel-mar | 199 | MessageDlg(Format(LNG_COULD_NOT_CREATE_DIR, [LVL_PATH]), mtError, [mbOK], 0); |
1 | daniel-mar | 200 | end; |
201 | end; |
||
202 | |||
203 | end. |