43 lines
1.3 KiB
Lua
43 lines
1.3 KiB
Lua
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-- mod-version:1 -- lite-xl 1.16
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local style = require "core.style"
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local DocView = require "core.docview"
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local config = require "core.config"
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-- originally written by luveti
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local function draw_box(x, y, w, h, color)
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local r = renderer.draw_rect
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local s = math.ceil(SCALE)
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r(x, y, w, s, color)
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r(x, y + h - s, w, s, color)
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r(x, y + s, s, h - s * 2, color)
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r(x + w - s, y + s, s, h - s * 2, color)
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end
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local draw_line_body = DocView.draw_line_body
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function DocView:draw_line_body(idx, x, y)
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local line1, col1, line2, col2 = self.doc:get_selection(true)
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local selection = self.doc:get_text(line1, col1, line2, col2)
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if line1 == line2 and col1 ~= col2 and not selection:match("^%s+$") then
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local lh = self:get_line_height()
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local selected_text = self.doc.lines[line1]:sub(col1, col2 - 1)
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local current_line_text = self.doc.lines[idx]
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local last_col = 1
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while true do
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local start_col, end_col = current_line_text:find(
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selected_text, last_col, true
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)
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if start_col == nil then break end
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local x1 = x + self:get_col_x_offset(idx, start_col)
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local x2 = x + self:get_col_x_offset(idx, end_col + 1)
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local color = style.selectionhighlight or style.syntax.comment
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draw_box(x1, y, x2 - x1, lh, color)
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last_col = end_col + 1
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end
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end
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draw_line_body(self, idx, x, y)
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end
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