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| author | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2023-01-23 12:37:57 +0200 |
|---|---|---|
| committer | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2023-01-23 12:51:35 +0200 |
| commit | 96ed1c19ddf124fa12155a3d4b0cc930cd2d41d6 (patch) | |
| tree | 95ce462bc406fadcaecdc24715f3b2dfb9ad57fe /modules/text_server_adv | |
| parent | 35c37ce4ce5d1559ae4548ebb2c0c7286cb90a3d (diff) | |
Fix BiDi override for the characters outside BMP (e.g., emojis).
Diffstat (limited to 'modules/text_server_adv')
| -rw-r--r-- | modules/text_server_adv/text_server_adv.cpp | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/modules/text_server_adv/text_server_adv.cpp b/modules/text_server_adv/text_server_adv.cpp index 79ca4a7024..ddafae5e58 100644 --- a/modules/text_server_adv/text_server_adv.cpp +++ b/modules/text_server_adv/text_server_adv.cpp @@ -4136,8 +4136,9 @@ bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const S if (p_sd->bidi_override[ov].x >= p_start + p_length || p_sd->bidi_override[ov].y <= p_start) { continue; } - int start = _convert_pos_inv(p_sd, MAX(0, p_start - p_sd->bidi_override[ov].x)); - int end = _convert_pos_inv(p_sd, MIN(p_start + p_length, p_sd->bidi_override[ov].y) - p_sd->bidi_override[ov].x); + int ov_start = _convert_pos_inv(p_sd, p_sd->bidi_override[ov].x); + int start = MAX(0, _convert_pos_inv(p_sd, p_start) - ov_start); + int end = MIN(_convert_pos_inv(p_sd, p_start + p_length), _convert_pos_inv(p_sd, p_sd->bidi_override[ov].y)) - ov_start; ERR_FAIL_COND_V_MSG((start < 0 || end - start > p_new_sd->utf16.length()), false, "Invalid BiDi override range."); @@ -4159,8 +4160,8 @@ bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const S int32_t _bidi_run_length = 0; ubidi_getVisualRun(bidi_iter, i, &_bidi_run_start, &_bidi_run_length); - int32_t bidi_run_start = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start); - int32_t bidi_run_end = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start + _bidi_run_length); + int32_t bidi_run_start = _convert_pos(p_sd, ov_start + start + _bidi_run_start); + int32_t bidi_run_end = _convert_pos(p_sd, ov_start + start + _bidi_run_start + _bidi_run_length); for (int j = 0; j < sd_size; j++) { if ((sd_glyphs[j].start >= bidi_run_start) && (sd_glyphs[j].end <= bidi_run_end)) { @@ -5587,7 +5588,7 @@ bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) { } UErrorCode err = U_ZERO_ERROR; - UBiDi *bidi_iter = ubidi_openSized(end, 0, &err); + UBiDi *bidi_iter = ubidi_openSized(end - start, 0, &err); ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err)); switch (static_cast<TextServer::Direction>(sd->bidi_override[ov].z)) { @@ -5605,7 +5606,7 @@ bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) { if (direction != UBIDI_NEUTRAL) { ubidi_setPara(bidi_iter, data + start, end - start, direction, nullptr, &err); } else { - ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_DEFAULT_LTR, nullptr, &err); + ubidi_setPara(bidi_iter, data + start, end - start, base_para_direction, nullptr, &err); } } break; } @@ -5637,8 +5638,8 @@ bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) { } } - int32_t bidi_run_start = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start); - int32_t bidi_run_end = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start + _bidi_run_length); + int32_t bidi_run_start = _convert_pos(sd, start + _bidi_run_start); + int32_t bidi_run_end = _convert_pos(sd, start + _bidi_run_start + _bidi_run_length); // Shape runs. |