diff options
Diffstat (limited to 'plugins')
| -rw-r--r-- | plugins/selectionhighlight.lua | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/plugins/selectionhighlight.lua b/plugins/selectionhighlight.lua index 1cec783..76e0617 100644 --- a/plugins/selectionhighlight.lua +++ b/plugins/selectionhighlight.lua @@ -18,22 +18,24 @@ 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) - local selection = self.doc:get_text(line1, col1, line2, col2) - if line1 == line2 and col1 ~= col2 and not selection:match("^%s+$") then - local lh = self:get_line_height() - local selected_text = self.doc.lines[line1]:sub(col1, col2 - 1) - local current_line_text = self.doc.lines[idx] - local last_col = 1 - while true do - local start_col, end_col = current_line_text:find( - selected_text, last_col, true - ) - if start_col == nil then break end - local x1 = x + self:get_col_x_offset(idx, start_col) - local x2 = x + self:get_col_x_offset(idx, end_col + 1) - local color = style.selectionhighlight or style.syntax.comment - draw_box(x1, y, x2 - x1, lh, color) - last_col = end_col + 1 + if line1 == line2 and col1 ~= col2 then + local selection = self.doc:get_text(line1, col1, line2, col2) + if not selection:match("^%s+$") 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 end draw_line_body(self, idx, x, y) |