| 1 | /* |
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| 2 | * libcucul Canvas for ultrafast compositing of Unicode letters |
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| 3 | * Copyright (c) 2002-2006 Sam Hocevar <sam@zoy.org> |
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| 4 | * All Rights Reserved |
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| 5 | * |
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| 6 | * $Id$ |
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| 7 | * |
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| 8 | * This library is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the Do What The Fuck You Want To |
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| 10 | * Public License, Version 2, as published by Sam Hocevar. See |
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| 11 | * http://sam.zoy.org/wtfpl/COPYING for more details. |
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| 12 | */ |
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| 13 | |
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| 14 | #ifndef __CUCUL_INTERNALS_H__ |
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| 15 | #define __CUCUL_INTERNALS_H__ |
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| 16 | |
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| 17 | #if defined(HAVE_INTTYPES_H) && !defined(__KERNEL__) |
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| 18 | # include <inttypes.h> |
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| 19 | #endif |
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| 20 | |
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| 21 | struct cucul_frame |
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| 22 | { |
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| 23 | /* Frame size */ |
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| 24 | unsigned int width, height; |
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| 25 | |
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| 26 | /* Cell information */ |
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| 27 | uint32_t *chars; |
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| 28 | uint32_t *attrs; |
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| 29 | |
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| 30 | /* Painting context */ |
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| 31 | int x, y; |
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| 32 | int handlex, handley; |
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| 33 | uint32_t curattr; |
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| 34 | }; |
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| 35 | |
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| 36 | struct cucul_canvas |
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| 37 | { |
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| 38 | /* Frame information */ |
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| 39 | unsigned int frame, framecount; |
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| 40 | struct cucul_frame *frames; |
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| 41 | |
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| 42 | unsigned int refcount; |
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| 43 | |
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| 44 | /* Shortcut to the active frame information */ |
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| 45 | unsigned int width, height; |
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| 46 | uint32_t *chars; |
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| 47 | uint32_t *attrs; |
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| 48 | uint32_t curattr; |
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| 49 | }; |
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| 50 | |
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| 51 | struct cucul_buffer |
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| 52 | { |
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| 53 | unsigned long int size; |
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| 54 | char *data; |
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| 55 | int user_data; |
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| 56 | }; |
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| 57 | |
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| 58 | /* Canvas functions */ |
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| 59 | extern int _cucul_set_canvas_size(cucul_canvas_t *, unsigned int, unsigned int); |
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| 60 | |
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| 61 | /* Colour functions */ |
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| 62 | extern uint16_t _cucul_attr_to_rgb12fg(uint32_t); |
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| 63 | extern uint16_t _cucul_attr_to_rgb12bg(uint32_t); |
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| 64 | extern uint32_t _cucul_attr_to_rgb24fg(uint32_t); |
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| 65 | extern uint32_t _cucul_attr_to_rgb24bg(uint32_t); |
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| 66 | extern void _cucul_attr_to_argb4(uint32_t, uint8_t[8]); |
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| 67 | |
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| 68 | /* Frames functions */ |
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| 69 | extern void _cucul_save_frame_info(cucul_canvas_t *); |
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| 70 | extern void _cucul_load_frame_info(cucul_canvas_t *); |
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| 71 | |
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| 72 | #endif /* __CUCUL_INTERNALS_H__ */ |
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