class Remedy::Viewport
Public Instance Methods
center_range(center, width, limit)
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# File lib/remedy/viewport.rb, line 44 def center_range center, width, limit range_start = center - (width / 2) if range_start + width > limit then range_start = limit - width end if range_start < 0 then range_start = 0 end range_end = range_start + width (range_start...range_end) end
content_size(header, footer)
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# File lib/remedy/viewport.rb, line 35 def content_size header, footer trim = Size [header.length + footer.length, 0] size - trim end
draw(content, center = Size.new(0,0), header = [], footer = [])
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# File lib/remedy/viewport.rb, line 9 def draw content, center = Size.new(0,0), header = [], footer = [] range = range_find content, center, content_size(header,footer) if content.size.fits_into? range then viewable_content = content else viewable_content = content.excerpt *range end view = View.new viewable_content, header, footer ANSI.screen.safe_reset! Console.output << view end
range_find(partial, center, heightwidth)
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# File lib/remedy/viewport.rb, line 24 def range_find partial, center, heightwidth row_size, col_size = heightwidth row_limit, col_limit = partial.size center_row, center_col = center row_range = center_range center_row, row_size, row_limit col_range = center_range center_col, col_size, col_limit [row_range, col_range] end
size()
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# File lib/remedy/viewport.rb, line 40 def size Size Console.size end