Top Level Namespace

Defined Under Namespace

Modules: InlineGradient

Constant Summary collapse

DEFAULT_TYPE = 
Sass::Script::String.new "linear"
DEFAULT_ANGLE =

www.w3.org/TR/css3-images/#linear-gradient-examples to bottom is default

"to bottom"
DEFAULT_COLOR_STOPS = 
["#FFF 0%", "#000 100%"]
DEFAULT_WIDTH = 
Sass::Script::Number.new 100
DEFAULT_HEIGHT = 
Sass::Script::Number.new 100

Instance Method Summary collapse

Instance Method Details

#color2hex(color) ⇒ Object 



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# File 'lib/inline-gradient.rb', line 42

def color2hex (color)
    <<-DOC
        Color can be:
            - rgba
            - rgb
            - hex
        Use Sass::Script::Color class
    DOC

    color = color.to_s

    if color.start_with?('rgba')
        rgba = color.split(",").map { |s| s.to_i }
        color = Sass::Script::Color.new(rgba[0..2]).with(:alpha => rgba[3])
    elsif color.start_with?('rba')
        rgb = color.split(",").map { |s| s.to_i }
        color = Sass::Script::Color.new(rgba[0..2])
    end

    color
end

#distance2px(distance, width) ⇒ Object 



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# File 'lib/inline-gradient.rb', line 19

def distance2px (distance, width)
    distance = distance.to_s
    if distance.end_with?("%")
        percents = Sass::Script::Number.new(distance.gsub("%", "").strip)
        all_persents = Sass::Script::Number.new(100)
        distance = percents.div(all_persents).times(width)
    else
        distance = Sass::Script::Number.new(distance.to_i)
    end
    distance
end

#image2base64(image) ⇒ Object 



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# File 'lib/inline-gradient.rb', line 64

def image2base64(image)
    image.format = "png"

    begin
        #online mode
        client = TinyPNG::Client.new
        image = client.shrink(image.to_blob)
        image = File.read(image.to_file)
    rescue Exception => e
        #offline mode
        image = image.to_blob
    end

    Base64.encode64(image).gsub("\n","")
end

#side2angle(side) ⇒ Object 



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# File 'lib/inline-gradient.rb', line 31

def side2angle (side)
    side2angle_object = {
         "to_top" => 0,
         "to_right" => 90,
         "to_bottom" => 180,
         "to_left"  => 270
    }
    side_name = side.to_s.strip.gsub("\s", "_")
    side2angle_object[side_name] or side.to_i
end