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[TextServer] Fix text buffer not processing strings added after shape.

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This commit is contained in:
Pāvels Nadtočajevs
2025-01-16 08:57:27 +02:00
parent 0726d3c7d5
commit 43bc44e3b0
2 changed files with 62 additions and 11 deletions
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30
modules/text_server_adv/text_server_adv.cpp
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@@ -4773,17 +4773,24 @@ bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const S
}
}
Vector<Vector3i> bidi_ranges;
if (p_sd->bidi_override.is_empty()) {
bidi_ranges.push_back(Vector3i(p_sd->start, p_sd->end, DIRECTION_INHERITED));
} else {
bidi_ranges = p_sd->bidi_override;
}
int sd_size = p_sd->glyphs.size();
const Glyph *sd_glyphs = p_sd->glyphs.ptr();
for (int ov = 0; ov < p_sd->bidi_override.size(); ov++) {
for (int ov = 0; ov < bidi_ranges.size(); ov++) {
UErrorCode err = U_ZERO_ERROR;
if (p_sd->bidi_override[ov].x >= p_start + p_length || p_sd->bidi_override[ov].y <= p_start) {
if (bidi_ranges[ov].x >= p_start + p_length || bidi_ranges[ov].y <= p_start) {
continue;
}
int ov_start = _convert_pos_inv(p_sd, p_sd->bidi_override[ov].x);
int ov_start = _convert_pos_inv(p_sd, bidi_ranges[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;
int end = MIN(_convert_pos_inv(p_sd, p_start + p_length), _convert_pos_inv(p_sd, bidi_ranges[ov].y)) - ov_start;
ERR_FAIL_COND_V_MSG((start < 0 || end - start > p_new_sd->utf16.length()), false, "Invalid BiDi override range.");
@@ -4797,7 +4804,7 @@ bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const S
// Line BiDi failed (string contains incompatible control characters), try full paragraph BiDi instead.
err = U_ZERO_ERROR;
const UChar *data = p_sd->utf16.get_data();
switch (static_cast<TextServer::Direction>(p_sd->bidi_override[ov].z)) {
switch (static_cast<TextServer::Direction>(bidi_ranges[ov].z)) {
case DIRECTION_LTR: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_LTR, nullptr, &err);
} break;
@@ -6490,14 +6497,17 @@ bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) {
} break;
}
Vector<Vector3i> bidi_ranges;
if (sd->bidi_override.is_empty()) {
sd->bidi_override.push_back(Vector3i(sd->start, sd->end, DIRECTION_INHERITED));
bidi_ranges.push_back(Vector3i(sd->start, sd->end, DIRECTION_INHERITED));
} else {
bidi_ranges = sd->bidi_override;
}
for (int ov = 0; ov < sd->bidi_override.size(); ov++) {
for (int ov = 0; ov < bidi_ranges.size(); ov++) {
// Create BiDi iterator.
int start = _convert_pos_inv(sd, sd->bidi_override[ov].x - sd->start);
int end = _convert_pos_inv(sd, sd->bidi_override[ov].y - sd->start);
int start = _convert_pos_inv(sd, bidi_ranges[ov].x - sd->start);
int end = _convert_pos_inv(sd, bidi_ranges[ov].y - sd->start);
if (start < 0 || end - start > sd->utf16.length()) {
continue;
@@ -6506,7 +6516,7 @@ bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) {
UErrorCode err = U_ZERO_ERROR;
UBiDi *bidi_iter = ubidi_openSized(end - start, 0, &err);
if (U_SUCCESS(err)) {
switch (static_cast<TextServer::Direction>(sd->bidi_override[ov].z)) {
switch (static_cast<TextServer::Direction>(bidi_ranges[ov].z)) {
case DIRECTION_LTR: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_LTR, nullptr, &err);
} break;