diff options
Diffstat (limited to 'scene/gui/label.cpp')
| -rw-r--r-- | scene/gui/label.cpp | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/scene/gui/label.cpp b/scene/gui/label.cpp index 306ca3d340..2203573bbc 100644 --- a/scene/gui/label.cpp +++ b/scene/gui/label.cpp @@ -102,12 +102,12 @@ void Label::_shape() { const Ref<Font> &font = (settings.is_valid() && settings->get_font().is_valid()) ? settings->get_font() : theme_cache.font; int font_size = settings.is_valid() ? settings->get_font_size() : theme_cache.font_size; ERR_FAIL_COND(font.is_null()); - String text = (uppercase) ? TS->string_to_upper(xl_text, language) : xl_text; + String txt = (uppercase) ? TS->string_to_upper(xl_text, language) : xl_text; if (visible_chars >= 0 && visible_chars_behavior == TextServer::VC_CHARS_BEFORE_SHAPING) { - text = text.substr(0, visible_chars); + txt = txt.substr(0, visible_chars); } if (dirty) { - TS->shaped_text_add_string(text_rid, text, font->get_rids(), font_size, font->get_opentype_features(), language); + TS->shaped_text_add_string(text_rid, txt, font->get_rids(), font_size, font->get_opentype_features(), language); } else { int spans = TS->shaped_get_span_count(text_rid); for (int i = 0; i < spans; i++) { @@ -117,7 +117,7 @@ void Label::_shape() { for (int i = 0; i < TextServer::SPACING_MAX; i++) { TS->shaped_text_set_spacing(text_rid, TextServer::SpacingType(i), font->get_spacing(TextServer::SpacingType(i))); } - TS->shaped_text_set_bidi_override(text_rid, structured_text_parser(st_parser, st_args, text)); + TS->shaped_text_set_bidi_override(text_rid, structured_text_parser(st_parser, st_args, txt)); dirty = false; font_dirty = false; lines_dirty = true; @@ -288,6 +288,36 @@ void Label::_update_theme_item_cache() { theme_cache.font_shadow_outline_size = get_theme_constant(SNAME("shadow_outline_size")); } +PackedStringArray Label::get_configuration_warnings() const { + PackedStringArray warnings = Control::get_configuration_warnings(); + + // Ensure that the font can render all of the required glyphs. + Ref<Font> font; + if (settings.is_valid()) { + font = settings->get_font(); + } + if (font.is_null()) { + font = theme_cache.font; + } + + if (font.is_valid()) { + if (dirty || font_dirty || lines_dirty) { + const_cast<Label *>(this)->_shape(); + } + + const Glyph *glyph = TS->shaped_text_get_glyphs(text_rid); + int64_t glyph_count = TS->shaped_text_get_glyph_count(text_rid); + for (int64_t i = 0; i < glyph_count; i++) { + if (glyph[i].font_rid == RID()) { + warnings.push_back(RTR("The current font does not support rendering one or more characters used in this Label's text.")); + break; + } + } + } + + return warnings; +} + void Label::_notification(int p_what) { switch (p_what) { case NOTIFICATION_TRANSLATION_CHANGED: { @@ -302,6 +332,7 @@ void Label::_notification(int p_what) { dirty = true; queue_redraw(); + update_configuration_warnings(); } break; case NOTIFICATION_LAYOUT_DIRECTION_CHANGED: { @@ -674,6 +705,7 @@ void Label::set_text(const String &p_string) { } queue_redraw(); update_minimum_size(); + update_configuration_warnings(); } void Label::_invalidate() { |