Module: Ea::Svg::EaEmitter::Compartment::NoteBody

Defined in:
lib/ea/svg/ea_emitter/compartment/note_body.rb

Overview

Note body text wrapped inside a Note element's bounds. Renders only when the host element is a Note with a non-empty body.

Class Method Summary collapse

Class Method Details

.group_style(context) ⇒ Object 



43
44
45
46
47
 
# File 'lib/ea/svg/ea_emitter/compartment/note_body.rb', line 43

def group_style(context)
  "stroke-width:1;stroke-linecap:round;stroke-linejoin:bevel; " \
    "fill:#{context.theme.text_color};fill-opacity:1.00; " \
    "stroke:#000000; stroke-opacity:0.00"
end

.render(context) ⇒ Object 



13
14
15
16
17
18
19
20
21
22
 
# File 'lib/ea/svg/ea_emitter/compartment/note_body.rb', line 13

def render(context)
  return nil if context.model_element.is_a?(Ea::Model::Note) &&
                context.model_element.legend

  body = context.note_body
  return nil unless body

  text_blocks = wrapped_lines(context, body)
  %(<g style="#{group_style(context)}">\n#{text_blocks.join("\n")}\n</g>)
end

.wrapped_lines(context, body) ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
# File 'lib/ea/svg/ea_emitter/compartment/note_body.rb', line 24

def wrapped_lines(context, body)
  max_chars = [(context.bounds.width / (context.size * 0.6)).floor, 10].max
  body.to_s.split(/\n/).flat_map do |para|
    para.gsub(/(.{1,#{max_chars}})(\s+|$)/, "\\1\n").strip.split(/\n/)
  end.each_with_index.map do |line, idx|
    y = context.bounds.y + context.theme.note.text_y_offset +
        (idx * context.theme.note.line_height)
    TextRenderer.new(
      content: line,
      x: context.bounds.x + context.theme.note.text_x_offset,
      y: y,
      family: context.family, size: context.size, size_unit: context.size_unit,
      fill: context.theme.text_color,
      stroke_in_text: context.theme.stroke_in_text_color,
      width_factor: context.theme.text_width_factor
    ).to_svg
  end
end