92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/*
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* Copyright (C) 2007,2008,2009 Red Hat, Inc.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Red Hat Author(s): Behdad Esfahbod
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*/
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#ifndef HB_COMMON_H
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#define HB_COMMON_H
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#ifdef _MSC_VER
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#define _HB__STR2__(x) #x
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#define _HB__STR1__(x) _HB__STR2__(x)
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#define _HB__LOC__ __FILE__ "("_HB__STR1__(__LINE__)") : Warning Msg: "
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#pragma message(_HB__LOC__"Not using stdint.h; integer types may have wrong size")
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typedef signed char int8_t;
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typedef unsigned char uint8_t;
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typedef signed short int16_t;
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typedef unsigned short uint16_t;
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typedef signed int int32_t;
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typedef unsigned int uint32_t;
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typedef signed long long int64_t;
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typedef unsigned long long uint64_t;
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#ifndef __cplusplus
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#define inline __inline
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#endif
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#else
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#include <stdint.h>
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#endif
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# ifdef __cplusplus
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# define HB_BEGIN_DECLS extern "C" {
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# define HB_END_DECLS }
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# else /* !__cplusplus */
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# define HB_BEGIN_DECLS
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# define HB_END_DECLS
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# endif /* !__cplusplus */
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typedef int hb_bool_t;
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typedef uint32_t hb_tag_t;
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#define HB_TAG(a,b,c,d) ((hb_tag_t)(((uint8_t)a<<24)|((uint8_t)b<<16)|((uint8_t)c<<8)|(uint8_t)d))
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#define HB_TAG_STR(s) (HB_TAG(((const char *) s)[0], \
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((const char *) s)[1], \
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((const char *) s)[2], \
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((const char *) s)[3]))
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#define HB_TAG_NONE HB_TAG(0,0,0,0)
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hb_tag_t hb_tag_from_string (const char *s);
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typedef uint32_t hb_codepoint_t;
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typedef int32_t hb_position_t;
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typedef uint32_t hb_mask_t;
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typedef void (*hb_destroy_func_t) (void *user_data);
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typedef enum _hb_direction_t {
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HB_DIRECTION_LTR,
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HB_DIRECTION_RTL,
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HB_DIRECTION_TTB,
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HB_DIRECTION_BTT
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} hb_direction_t;
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#define HB_DIRECTION_IS_HORIZONTAL(dir) ((((unsigned int) (dir)) & ~1U) == 0)
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#define HB_DIRECTION_IS_VERTICAL(dir) ((((unsigned int) (dir)) & ~1U) == 2)
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#define HB_DIRECTION_IS_FORWARD(dir) ((((unsigned int) (dir)) & ~2U) == 0)
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#define HB_DIRECTION_IS_BACKWARD(dir) ((((unsigned int) (dir)) & ~2U) == 1)
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#define HB_DIRECTION_REVERSE(dir) ((hb_direction_t) (((unsigned int) (dir)) ^ 1))
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#endif /* HB_COMMON_H */
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