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require "rghost/point"
require "rghost/ps_object"
require "rghost/point_with_command"
# It resposible to cursor manipulate. Use it to position objects on the page.
class RGhost::Cursor < RGhost::PsObject
# The class method goto positioned the cursor based on page row number. Example:
# d=Document.new
# d.goto_row 15
# d.show " You're on row 15"
# d.goto_row 3
# d.show "Now you're on row 3"
#
# #or without facade(**it's valid for all methods on this class**)
#
# d=Document.new
# d.set Cursor.goto_row(15)
# d.set Show.new(" You're on row 15")
# d.set Cursor.goto_row(3)
# d.set Show.new("Now you're on row 3")
def self.goto_row(row)
g = RGhost::PsObject.new(row.to_i)
g.call :goto_row
g.call :default_point
g
end
# Jump n rows relative to the current row
# d=Document.new
# d.jump_row 4 # jump four rows below
# d.jump_row -5 # backing five rows to up
def self.jump_rows(row)
j = RGhost::PsObject.new(row.to_i)
j.call :jump_rows
j.call :default_point
j
end
# Rotate all objects after execution it, passing the angle as argument.
# d=Document.new
# d.rotate 90
# #do something
# d.rotate -90 # backing to source angle
def self.rotate(angle)
r = RGhost::PsObject.new(angle.to_i)
r.call :rotate
r
end
# Move cursor to absolute point relative from default source point x=0 and y=0 of the page. It no interferes to the rows positions.
# doc=Document.new
# doc.moveto :x=> 10, :y=> 5
# doc.show "Hello Girls!!!"
def self.moveto(point = {})
RGhost::PointWithCommand.to(:moveto, point)
end
# It works the same way that moveto, the unique difference it's relative from current point.
# doc=Document.new
# doc.moveto :x=> 10, :y=> 5
# doc.show "Hello Girls!!!"
# doc.rmoveto :x => 5 # move to x=> 15 (10 plus 5) maintaining y => 5
def self.rmoveto(point = {})
RGhost::PointWithCommand.to(:rmoveto, point)
end
# It changes the default pont to a new point(dislocate)
# doc=Document.new
# doc.translate :x=> 2, :y=> 1
# doc.moveto :x => 0,:y => 0 # if it was default point(0,0) would be :x=> 2, :y=> 1
# doc.translate :x=> -2, :y=> -1 # return to default source point
def self.translate(point = {x: 0, y: 0})
p = {x: 0, y: 0}.merge(point)
RGhost::PointWithCommand.to(:translate, p)
end
# Jump one next row. It's same that jump_row(1).
# doc=Document.new
# doc.show "Row 1"
# doc.next_row
# doc.show "Row 2"
# doc.next_row
# doc.show "Row 3"
def self.next_row
RGhost::PsObject.new(:nrdp)
end
# It go to next page resetting the cursors.
# doc=Document.new
# doc.show "Page 1 row 1"
# doc.next_page
# doc.show "Page 2 row 1"
# doc.next_page
# doc.show "Page 3 row 1"
def next_page
RGhost::PsObject.new :next_page
end
# It go to next page without resetting the cursors. Often used for single page document.
# doc=Document.new
# doc.show "Page 1 row 1"
# doc.showpage # page 2, but internally
# doc.show "Page 1 row 1"
# doc.showpage # page 3
# doc.show "Page 1 row 1"
def showpage
RGhost::PsObject.new :showpage
end
# (Class method) It go to next page resetting the cursors.
# doc=Document.new
# doc.show "Page 1 row 1"
# doc.next_page
# doc.show "Page 2 row 1"
# doc.next_page
# doc.show "Page 3 row 1"
def self.next_page
RGhost::PsObject.new :next_page
end
# (Class method) It go to next page without resetting the cursors. Often used for single page document.
# doc=Document.new
# doc.show "Page 1 row 1"
# doc.showpage # page 2, but internally
# doc.show "Page 1 row 1"
# doc.showpage # page 3
# doc.show "Page 1 row 1"
def self.showpage
RGhost::PsObject.new :showpage
end
end
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