Sha256: 2900a9f06cb5b68f84db2eaab5652f5374d2970a315de202048a1c2771519eae
Contents?: true
Size: 953 Bytes
Versions: 8
Compression:
Stored size: 953 Bytes
Contents
module Redwood
class TextMode < ScrollMode
attr_reader :text
def initialize text=""
@text = text.normalize_whitespace
update_lines
buffer.mark_dirty if buffer
super()
end
def text= t
@text = t
update_lines
if buffer
ensure_mode_validity
buffer.mark_dirty
end
end
def << line
@lines = [0] if @text.empty?
@text << line
@lines << @text.length
if buffer
ensure_mode_validity
buffer.mark_dirty
end
end
def lines
@lines.length - 1
end
def [] i
return nil unless i < @lines.length
@text[@lines[i] ... (i + 1 < @lines.length ? @lines[i + 1] - 1 : @text.length)]
# (@lines[i] ... (i + 1 < @lines.length ? @lines[i + 1] - 1 : @text.length)).inspect
end
private
def update_lines
pos = @text.find_all_positions("\n")
pos.push @text.length unless pos.last == @text.length - 1
@lines = [0] + pos.map { |x| x + 1 }
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems