diff options
| author | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-01-20 09:30:42 +0200 |
|---|---|---|
| committer | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-02-02 11:20:44 +0200 |
| commit | 215bede6ff494bb371fa610b6d003fe1cb7d1c7d (patch) | |
| tree | 4b531c4e67fe29d4510fa99c624cf15661081a62 /modules/text_server_adv/text_server_adv.h | |
| parent | 050908626f64c0c984e078055215c8b5f6231ce3 (diff) | |
[TextServer] Add function to change font, font size, and OpenType features without invalidating line break points, justification points, or recreating shaped text buffer.
Diffstat (limited to 'modules/text_server_adv/text_server_adv.h')
| -rw-r--r-- | modules/text_server_adv/text_server_adv.h | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/modules/text_server_adv/text_server_adv.h b/modules/text_server_adv/text_server_adv.h index f2ae24cae6..145d740b68 100644 --- a/modules/text_server_adv/text_server_adv.h +++ b/modules/text_server_adv/text_server_adv.h @@ -242,6 +242,21 @@ class TextServerAdvanced : public TextServer { // Shaped text cache data. struct ShapedTextDataAdvanced : public ShapedTextData { + struct Span { + int start = -1; + int end = -1; + + Vector<RID> fonts; + int font_size = 0; + + Variant embedded_key; + + String language; + Dictionary features; + Variant meta; + }; + Vector<Span> spans; + /* Intermediate data */ Char16String utf16; Vector<UBiDi *> bidi_iter; @@ -249,6 +264,11 @@ class TextServerAdvanced : public TextServer { ScriptIterator *script_iter = nullptr; hb_buffer_t *hb_buffer = nullptr; + HashMap<int, bool> jstops; + HashMap<int, bool> breaks; + bool break_ops_valid = false; + bool js_ops_valid = false; + ~ShapedTextDataAdvanced() { for (int i = 0; i < bidi_iter.size(); i++) { ubidi_close(bidi_iter[i]); @@ -268,6 +288,7 @@ class TextServerAdvanced : public TextServer { mutable RID_PtrOwner<FontDataAdvanced> font_owner; mutable RID_PtrOwner<ShapedTextDataAdvanced> shaped_owner; + void _realign(ShapedTextDataAdvanced *p_sd) const; int _convert_pos(const ShapedTextDataAdvanced *p_sd, int p_pos) const; int _convert_pos_inv(const ShapedTextDataAdvanced *p_sd, int p_pos) const; bool _shape_substr(ShapedTextDataAdvanced *p_new_sd, const ShapedTextDataAdvanced *p_sd, int p_start, int p_length) const; @@ -302,7 +323,7 @@ protected: static void _bind_methods(){}; void full_copy(ShapedTextDataAdvanced *p_shaped); - void invalidate(ShapedTextDataAdvanced *p_shaped); + void invalidate(ShapedTextDataAdvanced *p_shaped, bool p_text = false); public: virtual bool has_feature(Feature p_feature) const override; @@ -482,10 +503,14 @@ public: virtual void shaped_text_set_preserve_control(RID p_shaped, bool p_enabled) override; virtual bool shaped_text_get_preserve_control(RID p_shaped) const override; - virtual bool shaped_text_add_string(RID p_shaped, const String &p_text, const Vector<RID> &p_fonts, int p_size, const Dictionary &p_opentype_features = Dictionary(), const String &p_language = "") override; + virtual bool shaped_text_add_string(RID p_shaped, const String &p_text, const Vector<RID> &p_fonts, int p_size, const Dictionary &p_opentype_features = Dictionary(), const String &p_language = "", const Variant &p_meta = Variant()) override; virtual bool shaped_text_add_object(RID p_shaped, Variant p_key, const Size2 &p_size, InlineAlignment p_inline_align = INLINE_ALIGNMENT_CENTER, int p_length = 1) override; virtual bool shaped_text_resize_object(RID p_shaped, Variant p_key, const Size2 &p_size, InlineAlignment p_inline_align = INLINE_ALIGNMENT_CENTER) override; + virtual int shaped_get_span_count(RID p_shaped) const override; + virtual Variant shaped_get_span_meta(RID p_shaped, int p_index) const override; + virtual void shaped_set_span_update_font(RID p_shaped, int p_index, const Vector<RID> &p_fonts, int p_size, const Dictionary &p_opentype_features = Dictionary()) override; + virtual RID shaped_text_substr(RID p_shaped, int p_start, int p_length) const override; virtual RID shaped_text_get_parent(RID p_shaped) const override; |