-- lite-xl 1.16 local style = require "core.style" local DocView = require "core.docview" -- originally written by luveti local function draw_box(x, y, w, h, color) local r = renderer.draw_rect local s = math.ceil(SCALE) r(x, y, w, s, color) r(x, y + h - s, w, s, color) r(x, y + s, s, h - s * 2, color) r(x + w - s, y + s, s, h - s * 2, color) end local draw_line_body = DocView.draw_line_body function DocView:draw_line_body(idx, x, y) local line1, col1, line2, col2 = self.doc:get_selection(true) if line1 == line2 and col1 ~= col2 then local lh = self:get_line_height() local selected_text = self.doc.lines[line1]:sub(col1, col2 - 1) local current_line_text = self.doc.lines[idx] local last_col = 1 while true do local start_col, end_col = current_line_text:find(selected_text, last_col, true) if start_col == nil then break end local x1 = x + self:get_col_x_offset(idx, start_col) local x2 = x + self:get_col_x_offset(idx, end_col + 1) local color = style.selectionhighlight or style.syntax.comment draw_box(x1, y, x2 - x1, lh, color) last_col = end_col + 1 end end draw_line_body(self, idx, x, y) end