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# encoding: UTF-8
module Axlsx
require 'axlsx/drawing/title.rb'
require 'axlsx/drawing/series_title.rb'
require 'axlsx/drawing/series.rb'
require 'axlsx/drawing/pie_series.rb'
require 'axlsx/drawing/bar_series.rb'
require 'axlsx/drawing/line_series.rb'
require 'axlsx/drawing/scatter_series.rb'
require 'axlsx/drawing/scaling.rb'
require 'axlsx/drawing/axis.rb'
require 'axlsx/drawing/str_val.rb'
require 'axlsx/drawing/num_val.rb'
require 'axlsx/drawing/str_data.rb'
require 'axlsx/drawing/num_data.rb'
require 'axlsx/drawing/num_data_source.rb'
require 'axlsx/drawing/ax_data_source.rb'
require 'axlsx/drawing/ser_axis.rb'
require 'axlsx/drawing/cat_axis.rb'
require 'axlsx/drawing/val_axis.rb'
require 'axlsx/drawing/marker.rb'
require 'axlsx/drawing/one_cell_anchor.rb'
require 'axlsx/drawing/two_cell_anchor.rb'
require 'axlsx/drawing/graphic_frame.rb'
require 'axlsx/drawing/view_3D.rb'
require 'axlsx/drawing/chart.rb'
require 'axlsx/drawing/pie_3D_chart.rb'
require 'axlsx/drawing/bar_3D_chart.rb'
require 'axlsx/drawing/line_3D_chart.rb'
require 'axlsx/drawing/scatter_chart.rb'
require 'axlsx/drawing/picture_locking.rb'
require 'axlsx/drawing/pic.rb'
require 'axlsx/drawing/hyperlink.rb'
# A Drawing is a canvas for charts. Each worksheet has a single drawing that manages anchors.
# The anchors reference the charts via graphical frames. This is not a trivial relationship so please do follow the advice in the note.
# @note The recommended way to manage drawings is to use the Worksheet.add_chart method.
# @see Worksheet#add_chart
# @see Chart
# see README for an example of how to create a chart.
class Drawing
# The worksheet that owns the drawing
# @return [Worksheet]
attr_reader :worksheet
# A collection of anchors for this drawing
# only TwoCellAnchors are supported in this version
# @return [SimpleTypedList]
attr_reader :anchors
# Creates a new Drawing object
# @param [Worksheet] worksheet The worksheet that owns this drawing
def initialize(worksheet)
DataTypeValidator.validate "Drawing.worksheet", Worksheet, worksheet
@worksheet = worksheet
@worksheet.workbook.drawings << self
@anchors = SimpleTypedList.new [TwoCellAnchor, OneCellAnchor]
end
# Adds an image to the chart
# @note The recommended way to manage images is to use Worksheet.add_image. Please refer to that method for documentation.
# @see Worksheet#add_image
def add_image(options={})
OneCellAnchor.new(self, options)
@anchors.last.object
end
# Adds a chart to the drawing.
# @note The recommended way to manage charts is to use Worksheet.add_chart. Please refer to that method for documentation.
# @see Worksheet#add_chart
def add_chart(chart_type, options={})
TwoCellAnchor.new(self, options)
@anchors.last.add_chart(chart_type, options)
end
# An array of charts that are associated with this drawing's anchors
# @return [Array]
def charts
charts = @anchors.select { |a| a.object.is_a?(GraphicFrame) }
charts.map { |a| a.object.chart }
end
# An array of hyperlink objects associated with this drawings images
# @return [Array]
def hyperlinks
links = self.images.select { |a| a.hyperlink.is_a?(Hyperlink) }
links.map { |a| a.hyperlink }
end
# An array of image objects that are associated with this drawing's anchors
# @return [Array]
def images
images = @anchors.select { |a| a.object.is_a?(Pic) }
images.map { |a| a.object }
end
# The index of this drawing in the owning workbooks's drawings collection.
# @return [Integer]
def index
@worksheet.workbook.drawings.index(self)
end
# The relation reference id for this drawing
# @return [String]
def rId
"rId#{index+1}"
end
# The part name for this drawing
# @return [String]
def pn
"#{DRAWING_PN % (index+1)}"
end
# The relational part name for this drawing
# @return [String]
def rels_pn
"#{DRAWING_RELS_PN % (index+1)}"
end
# The drawing's relationships.
# @return [Relationships]
def relationships
r = Relationships.new
charts.each do |chart|
r << Relationship.new(CHART_R, "../#{chart.pn}")
end
images.each do |image|
r << Relationship.new(IMAGE_R, "../#{image.pn}")
end
hyperlinks.each do |hyperlink|
r << Relationship.new(HYPERLINK_R, hyperlink.href, :target_mode => :External)
end
r
end
# Serializes the object
# @param [String] str
# @return [String]
def to_xml_string(str = '')
str << '<?xml version="1.0" encoding="UTF-8"?>'
str << '<xdr:wsDr xmlns:xdr="' << XML_NS_XDR << '" xmlns:a="' << XML_NS_A << '" xmlns:c="' << XML_NS_C << '">'
anchors.each { |anchor| anchor.to_xml_string(str) }
str << '</xdr:wsDr>'
end
end
end
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