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14 | 14 | #include "TextColor.h" |
15 | 15 | #include "Buffer.h" |
16 | 16 | #include <unordered_map> |
| 17 | +#include <unicode/include/unicode/uchar.h> |
17 | 18 |
|
18 | 19 | namespace fibjs { |
19 | 20 |
|
20 | 21 | void string_format(StringBuffer& strBuffer, v8::Local<v8::Value> v, bool color); |
21 | 22 | exlib::string json_format(v8::Local<v8::Value> obj, bool color, int32_t depth); |
22 | 23 |
|
23 | | -struct CharWidth { |
24 | | - int32_t m_char; |
25 | | - int32_t m_width; |
26 | | -}; |
27 | | -
10000
|
28 | | -static CharWidth s_char_width[] = { |
29 | | - { 0x0, 1 }, { 0x61c, 0 }, { 0x61d, 1 }, { 0x1100, 2 }, { 0x1160, 1 }, { 0x180e, 0 }, |
30 | | - { 0x180f, 1 }, { 0x200b, 0 }, { 0x200d, 1 }, { 0x200e, 0 }, { 0x2010, 1 }, { 0x202a, 0 }, |
31 | | - { 0x202f, 1 }, { 0x2060, 0 }, { 0x2065, 1 }, { 0x2066, 0 }, { 0x2070, 1 }, { 0x231a, 2 }, |
32 | | - { 0x231c, 1 }, { 0x2329, 2 }, { 0x232b, 1 }, { 0x23e9, 2 }, { 0x23ed, 1 }, { 0x23f0, 2 }, |
33 | | - { 0x23f1, 1 }, { 0x23f3, 2 }, { 0x23f4, 1 }, { 0x25fd, 2 }, { 0x25ff, 1 }, { 0x2614, 2 }, |
34 | | - { 0x2616, 1 }, { 0x2648, 2 }, { 0x2654, 1 }, { 0x267f, 2 }, { 0x2680, 1 }, { 0x2693, 2 }, |
35 | | - { 0x2694, 1 }, { 0x26a1, 2 }, { 0x26a2, 1 }, { 0x26aa, 2 }, { 0x26ac, 1 }, { 0x26bd, 2 }, |
36 | | - { 0x26bf, 1 }, { 0x26c4, 2 }, { 0x26c6, 1 }, { 0x26ce, 2 }, { 0x26cf, 1 }, { 0x26d4, 2 }, |
37 | | - { 0x26d5, 1 }, { 0x26ea, 2 }, { 0x26eb, 1 }, { 0x26f2, 2 }, { 0x26f4, 1 }, { 0x26f5, 2 }, |
38 | | - { 0x26f6, 1 }, { 0x26fa, 2 }, { 0x26fb, 1 }, { 0x26fd, 2 }, { 0x26fe, 1 }, { 0x2705, 2 }, |
39 | | - { 0x2706, 1 }, { 0x270a, 2 }, { 0x270c, 1 }, { 0x2728, 2 }, { 0x2729, 1 }, { 0x274c, 2 }, |
40 | | - { 0x274d, 1 }, { 0x274e, 2 }, { 0x274f, 1 }, { 0x2753, 2 }, { 0x2756, 1 }, { 0x2757, 2 }, |
41 | | - { 0x2758, 1 }, { 0x2795, 2 }, { 0x2798, 1 }, { 0x27b0, 2 }, { 0x27b1, 1 }, { 0x27bf, 2 }, |
42 | | - { 0x27c0, 1 }, { 0x2b1b, 2 }, { 0x2b1d, 1 }, { 0x2b50, 2 }, { 0x2b51, 1 }, { 0x2b55, 2 }, |
43 | | - { 0x2b56, 1 }, { 0x2e80, 2 }, { 0x2e9a, 1 }, { 0x2e9b, 2 }, { 0x2ef4, 1 }, { 0x2f00, 2 }, |
44 | | - { 0x2fd6, 1 }, { 0x2ff0, 2 }, { 0x2ffc, 1 }, { 0x3000, 2 }, { 0x303f, 1 }, { 0x3041, 2 }, |
45 | | - { 0x3097, 1 }, { 0x3099, 2 }, { 0x3100, 1 }, { 0x3105, 2 }, { 0x3130, 1 }, { 0x3131, 2 }, |
46 | | - { 0x318f, 1 }, { 0x3190, 2 }, { 0x31e4, 1 }, { 0x31f0, 2 }, { 0x321f, 1 }, { 0x3220, 2 }, |
47 | | - { 0x3248, 1 }, { 0x3250, 2 }, { 0x4dc0, 1 }, { 0x4e00, 2 }, { 0xa48d, 1 }, { 0xa490, 2 }, |
48 | | - { 0xa4c7, 1 }, { 0xa960, 2 }, { 0xa97d, 1 }, { 0xac00, 2 }, { 0xd7a4, 1 }, { 0xd800, 2 }, |
49 | | - { 0x10000, 1 }, { 0x16fe0, 2 }, { 0x16fe5, 1 }, { 0x16ff0, 2 }, { 0x16ff2, 1 }, { 0x17000, 2 }, |
50 | | - { 0x187f8, 1 }, { 0x18800, 2 }, { 0x18cd6, 1 }, { 0x18d00, 2 }, { 0x18d09, 1 }, { 0x1b000, 2 }, |
51 | | - { 0x1b11f, 1 }, { 0x1b150, 2 }, { 0x1b153, 1 }, { 0x1b164, 2 }, { 0x1b168, 1 }, { 0x1b170, 2 }, |
52 | | - { 0x1b2fc, 1 }, { 0x1bca0, 0 }, { 0x1bca4, 1 }, { 0x1d15e, 2 }, { 0x1d160, 1 }, { 0x1d173, 0 }, |
53 | | - { 0x1d17b, 1 }, { 0x1d1bb, 2 }, { 0x1d1bd, 1 }, { 0x1f004, 2 }, { 0x1f005, 1 }, { 0x1f0cf, 2 }, |
54 | | - { 0x1f0d0, 1 }, { 0x1f18e, 2 }, { 0x1f18f, 1 }, { 0x1f191, 2 }, { 0x1f19b, 1 }, { 0x1f1e6, 2 }, |
55 | | - { 0x1f203, 1 }, { 0x1f210, 2 }, { 0x1f23c, 1 }, { 0x1f240, 2 }, { 0x1f249, 1 }, { 0x1f250, 2 }, |
56 | | - { 0x1f252, 1 }, { 0x1f260, 2 }, { 0x1f266, 1 }, { 0x1f300, 2 }, { 0x1f321, 1 }, { 0x1f32d, 2 }, |
57 | | - { 0x1f336, 1 }, { 0x1f337, 2 }, { 0x1f37d, 1 }, { 0x1f37e, 2 }, { 0x1f394, 1 }, { 0x1f3a0, 2 }, |
58 | | - { 0x1f3cb, 1 }, { 0x1f3cf, 2 }, { 0x1f3d4, 1 }, { 0x1f3e0, 2 }, { 0x1f3f1, 1 }, { 0x1f3f4, 2 }, |
59 | | - { 0x1f3f5, 1 }, { 0x1f3f8, 2 }, { 0x1f43f, 1 }, { 0x1f440, 2 }, { 0x1f441, 1 }, { 0x1f442, 2 }, |
60 | | - { 0x1f4fd, 1 }, { 0x1f4ff, 2 }, { 0x1f53e, 1 }, { 0x1f54b, 2 }, { 0x1f54f, 1 }, { 0x1f550, 2 }, |
61 | | - { 0x1f568, 1 }, { 0x1f57a, 2 }, { 0x1f57b, 1 }, { 0x1f595, 2 }, { 0x1f597, 1 }, { 0x1f5a4, 2 }, |
62 | | - { 0x1f5a5, 1 }, { 0x1f5fb, 2 }, { 0x1f650, 1 }, { 0x1f680, 2 }, { 0x1f6c6, 1 }, { 0x1f6cc, 2 }, |
63 | | - { 0x1f6cd, 1 }, { 0x1f6d0, 2 }, { 0x1f6d3, 1 }, { 0x1f6d5, 2 }, { 0x1f6d8, 1 }, { 0x1f6eb, 2 }, |
64 | | - { 0x1f6ed, 1 }, { 0x1f6f4, 2 }, { 0x1f6fd, 1 }, { 0x1f7e0, 2 }, { 0x1f7ec, 1 }, { 0x1f90c, 2 }, |
65 | | - { 0x1f93b, 1 }, { 0x1f93c, 2 }, { 0x1f946, 1 }, { 0x1f947, 2 }, { 0x1f979, 1 }, { 0x1f97a, 2 }, |
66 | | - { 0x1f9cc, 1 }, { 0x1f9cd, 2 }, { 0x1fa00, 1 }, { 0x1fa70, 2 }, { 0x1fa75, 1 }, { 0x1fa78, 2 }, |
67 | | - { 0x1fa7b, 1 }, { 0x1fa80, 2 }, { 0x1fa87, 1 }, { 0x1fa90, 2 }, { 0x1faa9, 1 }, { 0x1fab0, 2 }, |
68 | | - { 0x1fab7, 1 }, { 0x1fac0, 2 }, { 0x1fac3, 1 }, { 0x1fad0, 2 }, { 0x1fad7, 1 }, { 0x20000, 2 }, |
69 | | - { 0x2fffe, 1 }, { 0x30000, 2 }, { 0x3fffe, 1 }, { 0xe0001, 0 }, { 0xe0002, 1 } |
70 | | -}; |
71 | | - |
72 | 24 | inline int32_t getCharWidth(int32_t ch) |
73 | 25 | { |
74 | | - int32_t p0 = 0; |
75 | | - int32_t p1 = ARRAYSIZE(s_char_width) - 1; |
76 | | - int32_t p; |
77 | | - |
78 | | - if (ch >= 0) { |
79 | | - if (ch >= s_char_width[p1].m_char) |
80 | | - p0 = p1; |
81 | | - else |
82 | | - while (p1 > p0 + 1) { |
83 | | - p = (p0 + p1) / 2; |
84 | | - if (ch >= s_char_width[p].m_char) |
85 | | - p0 = p; |
86 | | - else |
87 | | - p1 = p; |
88 | | - } |
| 26 | + const int eaw = u_getIntPropertyValue(ch, UCHAR_EAST_ASIAN_WIDTH); |
| 27 | + switch (eaw) { |
| 28 | + case U_EA_FULLWIDTH: |
| 29 | + case U_EA_WIDE: |
| 30 | + return 2; |
| 31 | + case U_EA_AMBIGUOUS: |
| 32 | + case U_EA_NEUTRAL: |
| 33 | + if (u_hasBinaryProperty(ch, UCHAR_EMOJI_PRESENTATION)) { |
| 34 | + return 2; |
| 35 | + } |
| 36 | + case U_EA_HALFWIDTH: |
| 37 | + case U_EA_NARROW: |
| 38 | + default: |
| 39 | + const auto zero_width_mask = U_GC_CC_MASK | U_GC_CF_MASK | U_GC_ME_MASK | U_GC_MN_MASK; |
| 40 | + if (ch != 0x00AD && ((U_MASK(u_charType(ch)) & zero_width_mask) || u_hasBinaryProperty(ch, UCHAR_EMOJI_MODIFIER))) { |
| 41 | + return 0; |
| 42 | + } |
| 43 | + return 1; |
89 | 44 | } |
90 | | - |
91 | | - return s_char_width[p0].m_width; |
92 | 45 | } |
93 | 46 |
|
94 | 47 | inline int32_t getStringWidth(exlib::string& str) |
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