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[Text Overrun] Add option to set custom ellipsis character, add support for system font fallback.

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This commit is contained in:
bruvzg
2023-10-01 13:39:13 +03:00
parent d76c1d0e51
commit 56579f397d
20 changed files with 599 additions and 337 deletions
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25
scene/resources/text_paragraph.cpp
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@@ -89,6 +89,10 @@ void TextParagraph::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::INT, "text_overrun_behavior", PROPERTY_HINT_ENUM, "Trim Nothing,Trim Characters,Trim Words,Ellipsis,Word Ellipsis"), "set_text_overrun_behavior", "get_text_overrun_behavior");
ClassDB::bind_method(D_METHOD("set_ellipsis_char", "char"), &TextParagraph::set_ellipsis_char);
ClassDB::bind_method(D_METHOD("get_ellipsis_char"), &TextParagraph::get_ellipsis_char);
ADD_PROPERTY(PropertyInfo(Variant::STRING, "ellipsis_char"), "set_ellipsis_char", "get_ellipsis_char");
ClassDB::bind_method(D_METHOD("set_width", "width"), &TextParagraph::set_width);
ClassDB::bind_method(D_METHOD("get_width"), &TextParagraph::get_width);
@@ -252,10 +256,12 @@ void TextParagraph::_shape_lines() {
if (i < jst_to_line) {
TS->shaped_text_fit_to_width(lines_rid[i], line_w, jst_flags);
} else if (i == (visible_lines - 1)) {
TS->shaped_text_set_custom_ellipsis(lines_rid[visible_lines - 1], (el_char.length() > 0) ? el_char[0] : 0x2026);
TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], line_w, overrun_flags);
}
}
} else if (lines_hidden) {
TS->shaped_text_set_custom_ellipsis(lines_rid[visible_lines - 1], (el_char.length() > 0) ? el_char[0] : 0x2026);
TS->shaped_text_overrun_trim_to_width(lines_rid[visible_lines - 1], (visible_lines - 1 <= dropcap_lines) ? (width - h_offset) : width, overrun_flags);
}
} else {
@@ -281,9 +287,11 @@ void TextParagraph::_shape_lines() {
if (i < jst_to_line && alignment == HORIZONTAL_ALIGNMENT_FILL) {
TS->shaped_text_fit_to_width(lines_rid[i], line_w, jst_flags);
overrun_flags.set_flag(TextServer::OVERRUN_JUSTIFICATION_AWARE);
TS->shaped_text_set_custom_ellipsis(lines_rid[i], (el_char.length() > 0) ? el_char[0] : 0x2026);
TS->shaped_text_overrun_trim_to_width(lines_rid[i], line_w, overrun_flags);
TS->shaped_text_fit_to_width(lines_rid[i], line_w, jst_flags | TextServer::JUSTIFICATION_CONSTRAIN_ELLIPSIS);
} else {
TS->shaped_text_set_custom_ellipsis(lines_rid[i], (el_char.length() > 0) ? el_char[0] : 0x2026);
TS->shaped_text_overrun_trim_to_width(lines_rid[i], line_w, overrun_flags);
}
}
@@ -501,6 +509,23 @@ TextServer::OverrunBehavior TextParagraph::get_text_overrun_behavior() const {
return overrun_behavior;
}
void TextParagraph::set_ellipsis_char(const String &p_char) {
String c = p_char;
if (c.length() > 1) {
WARN_PRINT("Ellipsis must be exactly one character long (" + itos(c.length()) + " characters given).");
c = c.left(1);
}
if (el_char == c) {
return;
}
el_char = c;
lines_dirty = true;
}
String TextParagraph::get_ellipsis_char() const {
return el_char;
}
void TextParagraph::set_width(float p_width) {
_THREAD_SAFE_METHOD_