ScummVM API documentation
textviewer.h
1 /* ScummVM - Graphic Adventure Engine
2  *
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4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
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12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  *
20  */
21 
22 #ifndef TEXTVIEWER_DIALOG_H
23 #define TEXTVIEWER_DIALOG_H
24 
25 #include "common/array.h"
26 #include "common/str.h"
27 
28 #include "gui/dialog.h"
29 
30 namespace Graphics {
31 class Font;
32 }
33 
34 namespace GUI {
35 
36 class ScrollBarWidget;
37 
38 class TextViewerDialog : public Dialog {
39 private:
40  int _lineWidth;
41  int _linesPerPage;
42  int _currentPos;
43  int _scrollLine;
44 
45  int _charWidth;
46  int _lineHeight;
47  int _padX, _padY;
48 
49  Common::StringArray _linesArray;
50 
51  ScrollBarWidget *_scrollBar;
52  ButtonWidget *_closeButton;
53 
54  Common::Path _fname;
55  const Graphics::Font *_font = nullptr;
56 
57  bool loadFile(const Common::Path &fname);
58  void reflowLayout();
59 
60 public:
61  TextViewerDialog(const Common::Path &fname);
63 
64  void destroy();
65  void open();
66  void drawDialog(DrawLayer layerToDraw);
67 
68  void handleMouseWheel(int x, int y, int direction);
69  void handleKeyDown(Common::KeyState state);
70  void handleCommand(CommandSender *sender, uint32 cmd, uint32 data);
71 };
72 
73 } // End of namespace GUI
74 
75 #endif
Definition: font.h:83
Definition: textviewer.h:38
Definition: path.h:52
Definition: scrollbar.h:34
Definition: system.h:46
Definition: formatinfo.h:28
Definition: dialog.h:49
Definition: keyboard.h:294
Definition: widget.h:233
Definition: object.h:40