1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
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
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11 
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, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef ILLUSIONS_TEXTDRAWER_H
24 #define ILLUSIONS_TEXTDRAWER_H
25 
26 #include "illusions/graphics.h"
27 #include "illusions/resources/fontresource.h"
28 #include "common/array.h"
29 #include "common/rect.h"
30 #include "graphics/surface.h"
31 
32 namespace Illusions {
33 
34 class IllusionsEngine;
35 
36 struct TextLine {
37 	uint16 *_text;
38 	int16 _length;
39 	int16 _x, _y;
TextLineTextLine40 	TextLine() : _text(0) {}
TextLineTextLine41 	TextLine(uint16 *text, int16 length, int16 x, int16 y)
42 		: _text(text), _length(length), _x(x), _y(y) {}
43 };
44 
45 class TextDrawer {
46 public:
47 	bool wrapText(FontResource *font, uint16 *text, WidthHeight *dimensions, Common::Point offsPt,
48 		uint textFlags, uint16 *&outTextPtr);
49 	void drawText(Screen *screen, Graphics::Surface *surface, uint16 backgroundColor, uint16 borderColor);
50 protected:
51 	FontResource *_font;
52 	uint16 *_text;
53 	WidthHeight *_dimensions;
54 	Common::Point _offsPt;
55 	uint _textFlags;
56 	Graphics::Surface *_surface;
57 
58 	Common::Array<TextLine> _textLines;
59 
60 	bool textHasChar(uint16 c);
61 	int16 getSpaceWidth();
62 	int16 getCharWidth(uint16 c);
63 	bool wrapTextIntern(int16 x, int16 y, int16 maxWidth, int16 maxHeight, uint16 *&outTextPtr);
64 };
65 
66 } // End of namespace Illusions
67 
68 #endif // ILLUSIONS_TALKRESOURCE_H
69