From 6ab672d1ef7ece5c3019d46aeb98df3686f37e26 Mon Sep 17 00:00:00 2001
From: bruvzg <7645683+bruvzg@users.noreply.github.com>
Date: Thu, 4 Nov 2021 14:33:37 +0200
Subject: Implement text-to-speech support on Android, iOS, HTML5, Linux, macOS
 and Windows. Implement TextServer word break method.

---
 modules/text_server_fb/text_server_fb.cpp | 25 ++++++++++++++++++++++++-
 modules/text_server_fb/text_server_fb.h   |  2 ++
 2 files changed, 26 insertions(+), 1 deletion(-)

(limited to 'modules/text_server_fb')

diff --git a/modules/text_server_fb/text_server_fb.cpp b/modules/text_server_fb/text_server_fb.cpp
index 1251aaf2b9..d84e9e581a 100644
--- a/modules/text_server_fb/text_server_fb.cpp
+++ b/modules/text_server_fb/text_server_fb.cpp
@@ -3079,7 +3079,7 @@ bool TextServerFallback::shaped_text_update_breaks(const RID &p_shaped) {
 		if (sd_glyphs[i].count > 0) {
 			char32_t c = sd->text[sd_glyphs[i].start - sd->start];
 			if (c_punct_size == 0) {
-				if (is_punct(c)) {
+				if (is_punct(c) && c != 0x005F) {
 					sd_glyphs[i].flags |= GRAPHEME_IS_PUNCTUATION;
 				}
 			} else {
@@ -3623,6 +3623,29 @@ String TextServerFallback::string_to_lower(const String &p_string, const String
 	return lower;
 }
 
+PackedInt32Array TextServerFallback::string_get_word_breaks(const String &p_string, const String &p_language) const {
+	PackedInt32Array ret;
+	for (int i = 0; i < p_string.length(); i++) {
+		char32_t c = p_string[i];
+		if (c == 0xfffc) {
+			continue;
+		}
+		if (is_punct(c) && c != 0x005F) {
+			ret.push_back(i);
+			continue;
+		}
+		if (is_underscore(c)) {
+			ret.push_back(i);
+			continue;
+		}
+		if (is_whitespace(c) || is_linebreak(c)) {
+			ret.push_back(i);
+			continue;
+		}
+	}
+	return ret;
+}
+
 TextServerFallback::TextServerFallback() {
 	_insert_feature_sets();
 };
diff --git a/modules/text_server_fb/text_server_fb.h b/modules/text_server_fb/text_server_fb.h
index d6f61e02f8..c837029623 100644
--- a/modules/text_server_fb/text_server_fb.h
+++ b/modules/text_server_fb/text_server_fb.h
@@ -573,6 +573,8 @@ public:
 	virtual double shaped_text_get_underline_position(const RID &p_shaped) const override;
 	virtual double shaped_text_get_underline_thickness(const RID &p_shaped) const override;
 
+	virtual PackedInt32Array string_get_word_breaks(const String &p_string, const String &p_language = "") const override;
+
 	virtual String string_to_upper(const String &p_string, const String &p_language = "") const override;
 	virtual String string_to_lower(const String &p_string, const String &p_language = "") const override;
 
-- 
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