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spriteloader.hpp
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1 /* $Id: spriteloader.hpp 23897 2012-02-04 22:18:57Z michi_cc $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
6 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
7 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
8 */
9
12 #ifndef SPRITELOADER_HPP
13 #define SPRITELOADER_HPP
14
15 #include "../core/alloc_type.hpp"
16 #include "../gfx_type.h"
17
19 class SpriteLoader {
20 public:
22 struct CommonPixel {
23 uint8 r;
24 uint8 g;
25 uint8 b;
26 uint8 a;
27 uint8 m;
28 };
29
36 struct Sprite {
37 uint16 height;
38 uint16 width;
39 int16 x_offs;
40 int16 y_offs;
41 SpriteType type;
42 SpriteLoader::CommonPixel *data;
43
49 void AllocateData(ZoomLevel zoom, size_t size) { this->data = Sprite::buffer[zoom].ZeroAllocate(size); }
50 private:
52 static ReusableBuffer<SpriteLoader::CommonPixel> buffer[ZOOM_LVL_COUNT];
53 };
54
64 virtual uint8 LoadSprite(SpriteLoader::Sprite *sprite, uint8 file_slot, size_t file_pos, SpriteType sprite_type, bool load_32bpp) = 0;
65
66 virtual ~SpriteLoader() { }
67 };
68
69 #endif /* SPRITELOADER_HPP */