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comparison engine/core/video/fonts/imagefontbase.h @ 0:4a0efb7baf70

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* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
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children 90005975cdbb
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-1:000000000000 0:4a0efb7baf70
1 /***************************************************************************
2 * Copyright (C) 2005-2008 by the FIFE team *
3 * http://www.fifengine.de *
4 * This file is part of FIFE. *
5 * *
6 * FIFE is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
10 * *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
15 * *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the *
18 * Free Software Foundation, Inc., *
19 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
20 ***************************************************************************/
21
22 #ifndef FIFE_FONTS_IMAGEFONTBASE_H
23 #define FIFE_FONTS_IMAGEFONTBASE_H
24
25 // Standard C++ library includes
26 #include <map>
27 #include <string>
28
29 // 3rd party library includes
30
31 // FIFE includes
32 // These includes are split up in two parts, separated by one empty line
33 // First block: files included from the FIFE root src directory
34 // Second block: files included from the same folder
35 #include "util/structures/point.h"
36
37 #include "fontbase.h"
38
39 namespace FIFE {
40
41 /** ImageFont base class
42 *
43 * Just set the glyphs/placeholder in any derived class and the rendering
44 * is handled by this class. Also frees all glyph surfaces on destruction.
45 */
46 class ImageFontBase: public FontBase {
47 public:
48
49 /**
50 * Constructor.
51 */
52 ImageFontBase();
53
54 /**
55 * Destructor.
56 */
57 virtual ~ImageFontBase();
58
59 /** Get the width in pixels a given text would occupy
60 * @param text The text that should be measured.
61 */
62 virtual int getWidth(const std::string& text) const;
63
64 /** Get the height in pixels a text line would occupy
65 */
66 virtual int getHeight() const;
67
68 virtual SDL_Surface *renderString(const std::string& text);
69 virtual void setColor(Uint8 r, Uint8 g, Uint8 b);
70
71 protected:
72 // A glyph (visible character)
73 typedef struct {
74 // The offset of the glyph relative to the top-left corner.
75 Point offset;
76 // The glyphs image
77 // should be with SDL_SRCALPHA off, so that it's just copied over.
78 SDL_Surface* surface;
79 } s_glyph;
80
81 typedef std::map<int,s_glyph> type_glyphs;
82 type_glyphs m_glyphs;
83
84 // The glyph used, when the real glyph is not found
85 // Should default to '?'
86 s_glyph m_placeholder;
87
88 int mHeight;
89 int mGlyphSpacing;
90 int mRowSpacing;
91
92 std::string mFilename;
93 bool mAntiAlias;
94 };
95 }
96
97 #endif // end GCN_SDLTRUETYPEFONT_HPP