Extract Syntax highlighting from TextEdit and add EditorSyntaxHighlighter

- Extacted all syntax highlighting code from text edit
- Removed enable syntax highlighting from text edit
- Added line_edited_from signal to text_edit
- Renamed get/set_syntax_highlighting to get/set_syntax_highlighter
- Added EditorSyntaxHighligher

1 files changed, 18 insertions, 3 deletions

diff --git a/modules/gdscript/editor/gdscript_highlighter.h b/modules/gdscript/editor/gdscript_highlighter.h
index c1de22167a..49357f3d2e 100644
--- a/modules/gdscript/editor/gdscript_highlighter.h
+++ b/modules/gdscript/editor/gdscript_highlighter.h
@@ -31,12 +31,25 @@
 #ifndef GDSCRIPT_HIGHLIGHTER_H
 #define GDSCRIPT_HIGHLIGHTER_H
 
+#include "editor/plugins/script_editor_plugin.h"
 #include "scene/gui/text_edit.h"
 
-class GDScriptSyntaxHighlighter : public SyntaxHighlighter {
-	GDCLASS(GDScriptSyntaxHighlighter, SyntaxHighlighter)
+class GDScriptSyntaxHighlighter : public EditorSyntaxHighlighter {
+	GDCLASS(GDScriptSyntaxHighlighter, EditorSyntaxHighlighter)
 
 private:
+	struct ColorRegion {
+		Color color;
+		String start_key;
+		String end_key;
+		bool line_only;
+	};
+	Vector<ColorRegion> color_regions;
+	Map<int, int> color_region_cache;
+
+	Dictionary keywords;
+	Dictionary member_keywords;
+
 	enum Type {
 		NONE,
 		REGION,
@@ -61,6 +74,8 @@ private:
 	Color node_path_color;
 	Color type_color;
 
+	void add_color_region(const String &p_start_key, const String &p_end_key, const Color &p_color, bool p_line_only = false);
+
 public:
 	virtual void _update_cache() override;
 	virtual Dictionary _get_line_syntax_highlighting(int p_line) override;
@@ -68,7 +83,7 @@ public:
 	virtual String _get_name() const override;
 	virtual Array _get_supported_languages() const override;
 
-	virtual Ref<SyntaxHighlighter> _create() const override;
+	virtual Ref<EditorSyntaxHighlighter> _create() const override;
 };
 
 #endif // GDSCRIPT_HIGHLIGHTER_H