Class: BorderTools

Inherits:
Generator
  • Object
show all
Defined in:
lib/border_tools.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#size ⇒ Object

Returns the value of attribute size.



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# File 'lib/border_tools.rb', line 3

def size
  @size
end

Class Method Details

.inherited(c) ⇒ Object 



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# File 'lib/border_tools.rb', line 76

def self.inherited(c)
  c.image :tl do
    slice(size, size, 0, 0)
  end

  c.image :tc do
    slice(1, size, size + 1, 0)
  end

  c.image :tr do
    slice(size, size, @border.width - size, 0)
  end

  c.image :cl do
    slice(size, 1, 0, size + 1)
  end

  c.image :cr do
    slice(size, 1, @border.width - size, size + 1)
  end

  c.image :bl do
    slice(size, size, 0, @border.height - size)
  end

  c.image :bc do
    slice(1, size, size + 1, @border.height - size)
  end

  c.image :br do
    slice(size, size, @border.width - size, @border.height - size)
  end
  
  c.image :border, :suite => false do
    draw_border
  end
end

.preview(image = :border, *args) ⇒ Object 



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# File 'lib/border_tools.rb', line 5

def self.preview(image=:border, *args)
  super
end

.suite(prefix, *args) ⇒ Object 



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# File 'lib/border_tools.rb', line 9

def self.suite(prefix, *args)
  super
  self.new.write_css(prefix)
end

Instance Method Details

#background_color ⇒ Object 



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# File 'lib/border_tools.rb', line 71

def background_color
  set_source
  @border.get_pixel(@border.width/2, @border.height/2)
end

#draw(image, *args) ⇒ Object 



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# File 'lib/border_tools.rb', line 14

def draw(image, *args)
  @args = args
  super
end

#sass(class_name) ⇒ Object 



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# File 'lib/border_tools.rb', line 27

def sass(class_name)
  %{
table.#{class_name}
border-collapse: collapse
padding: 0
margin: 0
.#{class_name}
&.tl, &.tr, &.bl, &.br, &.tc, &.bc
  height: #{size}px !important
  padding: 0 !important
  border: 0
  margin: 0
&.tl, &.bl, &.tr, &.br, &.cl, &.cr
  width: #{size}px !important
  padding: 0 !important
  border: 0
  margin: 0
&.tl
  background: url(/images/#{class_name}_tl.png)
&.tr
  background: url(/images/#{class_name}_tr.png)
&.bl
  background: url(/images/#{class_name}_bl.png)
&.br
  background: url(/images/#{class_name}_br.png)
&.cl
  background: url(/images/#{class_name}_cl.png)
&.tc
  background: url(/images/#{class_name}_tc.png)
&.cr
  background: url(/images/#{class_name}_cr.png)
&.bc
  background: url(/images/#{class_name}_bc.png)
&.content
  background-color: #{background_color.to_css}
}
end

#set_source ⇒ Object 



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# File 'lib/border_tools.rb', line 19

def set_source
  unless @source
    draw_border(*(@args || []))
    @border = @surface
    @source = Cairo::SurfacePattern.new(@border)
  end
end

#slice(sizeX, sizeY, offsetX, offsetY) ⇒ Object 



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# File 'lib/border_tools.rb', line 114

def slice(sizeX, sizeY, offsetX, offsetY)
  set_source
  dimensions sizeX, sizeY
  cr.set_source(@source)
  cr.source.matrix = Cairo::Matrix.identity.translate(offsetX, offsetY)
  cr.paint
end

#write_css(name) ⇒ Object 



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# File 'lib/border_tools.rb', line 65

def write_css(name)
  set_source
  path = File.join(File.dirname(__FILE__), "../public/stylesheets/sass/#{name}.sass")
  File.open(path, 'w') {|f| f << sass(name)}
end