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[TextServer] Prevent duplicate line breaks on virtual spaces when line width is significantly smaller than character width. 

(cherry picked from commit 8a4a883854)
This commit is contained in:
bruvzg 2023-06-29 16:03:22 +02:00 committed by Yuri Sizov
parent b63db1e6fc
commit bfd15886de
1 changed files with 42 additions and 16 deletions
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58
servers/text_server.cpp
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@ -693,6 +693,7 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks_adv(const RID &p_shaped
real_t width = 0.f;
int line_start = MAX(p_start, range.x);
int last_end = line_start;
int prev_safe_break = 0;
int last_safe_break = -1;
int word_count = 0;
@ -718,12 +719,18 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks_adv(const RID &p_shaped
while ((start_pos < end_pos) && ((l_gl[end_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
end_pos -= l_gl[end_pos].count;
}
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
if (last_end <= l_gl[start_pos].start) {
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
last_end = l_gl[end_pos].end;
}
trim_next = true;
} else {
lines.push_back(line_start);
lines.push_back(l_gl[last_safe_break].end);
if (last_end <= line_start) {
lines.push_back(line_start);
lines.push_back(l_gl[last_safe_break].end);
last_end = l_gl[last_safe_break].end;
}
}
line_start = l_gl[last_safe_break].end;
prev_safe_break = last_safe_break + 1;
@ -751,12 +758,18 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks_adv(const RID &p_shaped
while ((start_pos < end_pos) && ((l_gl[end_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
end_pos -= l_gl[end_pos].count;
}
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
if (last_end <= l_gl[start_pos].start) {
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
last_end = l_gl[end_pos].end;
}
trim_next = false;
} else {
lines.push_back(line_start);
lines.push_back(l_gl[i].end);
if (last_end <= line_start) {
lines.push_back(line_start);
lines.push_back(l_gl[i].end);
last_end = l_gl[i].end;
}
}
line_start = l_gl[i].end;
prev_safe_break = i + 1;
@ -812,6 +825,7 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks(const RID &p_shaped, do
double width = 0.f;
int line_start = MAX(p_start, range.x);
int last_end = line_start;
int prev_safe_break = 0;
int last_safe_break = -1;
int word_count = 0;
@ -836,12 +850,18 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks(const RID &p_shaped, do
while ((start_pos < end_pos) && ((l_gl[end_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (l_gl[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
end_pos -= l_gl[end_pos].count;
}
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
if (last_end <= l_gl[start_pos].start) {
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
last_end = l_gl[end_pos].end;
}
trim_next = true;
} else {
lines.push_back(line_start);
lines.push_back(l_gl[last_safe_break].end);
if (last_end <= line_start) {
lines.push_back(line_start);
lines.push_back(l_gl[last_safe_break].end);
last_end = l_gl[last_safe_break].end;
}
}
line_start = l_gl[last_safe_break].end;
prev_safe_break = last_safe_break + 1;
@ -863,11 +883,17 @@ PackedInt32Array TextServer::shaped_text_get_line_breaks(const RID &p_shaped, do
end_pos -= l_gl[end_pos].count;
}
trim_next = false;
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
if (last_end <= l_gl[start_pos].start) {
lines.push_back(l_gl[start_pos].start);
lines.push_back(l_gl[end_pos].end);
last_end = l_gl[end_pos].end;
}
} else {
lines.push_back(line_start);
lines.push_back(l_gl[i].end);
if (last_end <= line_start) {
lines.push_back(line_start);
lines.push_back(l_gl[i].end);
last_end = l_gl[i].end;
}
}
line_start = l_gl[i].end;
prev_safe_break = i + 1;