Improve highlighting structure

- switched to a sparse delta based map
- true lazy-loading to avoid any unneccessary allocations
- fixed windows management api

src/editor/events.cc

@@ -6,8 +6,8 @@
 
 void Editor::handle_event(KeyEvent event) {
   uint8_t old_mode = mode;
-  if (this->hover_active)
-    this->hover_active = false;
+  if (!this->hover_popup->hidden)
+    this->hover_popup->hidden = true;
   if (event.key_type == KEY_SPECIAL) {
     switch (event.special_modifier) {
     case 0:
@@ -67,12 +67,12 @@ void Editor::handle_event(KeyEvent event) {
         this->select_all();
         break;
       case CTRL('h'):
-        static_cast<HoverBox *>(ui::hover_popup->tile.get())->scroll(-1);
-        this->hover_active = true;
+        this->hover_popup->scroll(-1);
+        this->hover_popup->hidden = false;
         break;
       case CTRL('l'):
-        static_cast<HoverBox *>(ui::hover_popup->tile.get())->scroll(1);
-        this->hover_active = true;
+        this->hover_popup->scroll(1);
+        this->hover_popup->hidden = false;
         break;
       case 'h':
         this->fetch_lsp_hover();

src/editor/helpers.cc

@@ -410,11 +410,10 @@ void Editor::fetch_lsp_hover() {
           hover_text += contents.get<std::string>();
         }
         if (!hover_text.empty()) {
-          auto hover_box = static_cast<HoverBox *>(ui::hover_popup->tile.get());
-          hover_box->clear();
-          hover_box->text = clean_text(hover_text);
-          hover_box->is_markup = is_markup;
-          message.editor->hover_active = true;
+          message.editor->hover_popup->clear();
+          message.editor->hover_popup->text = clean_text(hover_text);
+          message.editor->hover_popup->is_markup = is_markup;
+          message.editor->hover_popup->hidden = false;
         }
       }
     };
@@ -423,12 +422,14 @@ void Editor::fetch_lsp_hover() {
 }
 
 void Editor::handle_click(KeyEvent event, Coord size) {
-  focused_window = this;
+  layout::focused_window = this;
   this->size = size;
   static std::chrono::steady_clock::time_point last_click_time =
       std::chrono::steady_clock::now();
   static uint32_t click_count = 0;
   static Coord last_click_pos = {UINT32_MAX, UINT32_MAX};
+  if (!this->hover_popup->hidden)
+    this->hover_popup->hidden = true;
   if (event.key_type == KEY_MOUSE) {
     auto now = std::chrono::steady_clock::now();
     auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(

src/editor/renderer.cc

@@ -31,7 +31,7 @@ void Editor::render(std::vector<ScreenCell> &buffer, Coord size, Coord pos) {
         return (int)token.type;
     return 0;
   };
-  Coord screen = get_size();
+  Coord screen = {io::rows, io::cols};
   auto update = [&](uint32_t row, uint32_t col, std::string text, uint32_t fg,
                     uint32_t bg, uint8_t flags, uint32_t u_color,
                     uint32_t width) {
@@ -115,12 +115,8 @@ void Editor::render(std::vector<ScreenCell> &buffer, Coord size, Coord pos) {
   while (rendered_rows < this->size.row) {
     uint32_t line_len;
     char *line = next_line(it, &line_len);
-    if (this->parser) {
-      if (line_data)
-        line_data = this->parser->line_tree.next();
-      else
-        line_data = this->parser->line_tree.start_iter(line_index);
-    }
+    if (this->parser)
+      line_data = this->parser->line_map.at(line_index);
     if (!line)
       break;
     if (line_len > 0 && line[line_len - 1] == '\n')
@@ -477,8 +473,8 @@ void Editor::render(std::vector<ScreenCell> &buffer, Coord size, Coord pos) {
     //   this->hover.render(cursor);
     // else if (this->diagnostics_active)
     //   this->diagnostics.render(cursor);
-    if (this->hover_active)
-      ui::hover_popup->pos = cursor;
+    if (!this->hover_popup->hidden)
+      this->hover_popup->pos = cursor;
   }
   free(it->buffer);
   free(it);