# File tk/lib/tkextlib/tcllib/plotchart.rb, line 675
def initialize(*args) # args := ([parent,] xaxis, yaxis, zaxis [, keys])
# xaxis := Array of [minimum, maximum, stepsize]
# yaxis := Array of [minimum, maximum, stepsize]
# zaxis := Array of [minimum, maximum, stepsize]
if args[0].kind_of?(Array)
@xaxis = args.shift
@yaxis = args.shift
@zaxis = args.shift
super(*args) # create canvas widget
else
parent = args.shift
@xaxis = args.shift
@yaxis = args.shift
@zaxis = args.shift
if parent.kind_of?(Tk::Canvas)
@path = parent.path
else
super(parent, *args) # create canvas widget
end
end
@chart = _create_chart
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 756
def colour(fill, border)
# configure the colours to use for polygon borders and inner area
tk_call_without_enc(@chart, 'colour', fill, border)
self
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 724
def grid_size(nxcells, nycells)
tk_call_without_enc(@chart, 'gridsize', nxcells, nycells)
self
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 738
def plot_data(dat)
# dat has to be provided as a 2 level array.
# 1st level contains rows, drawn in y-direction,
# and each row is an array whose elements are drawn in x-direction,
# for the columns.
tk_call_without_enc(@chart, 'plotdata', dat)
self
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 717
def plot_funcont(conts, cmd=Proc.new)
conts = array2tk_list(conts) if conts.kind_of?(Array)
Tk.ip_eval("proc #{@path}_#{@chart} {x y} {#{install_cmd(cmd)} $x $y}")
tk_call_without_enc(@chart, 'plotfuncont', "#{@path}_#{@chart}", conts)
self
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 711
def plot_function(cmd=Proc.new)
Tk.ip_eval("proc #{@path}_#{@chart} {x y} {#{install_cmd(cmd)} $x $y}")
tk_call_without_enc(@chart, 'plotfunc', "#{@path}_#{@chart}")
self
end
# File tk/lib/tkextlib/tcllib/plotchart.rb, line 729
def plot_line(dat, color)
# dat has to be provided as a 2 level array.
# 1st level contains rows, drawn in y-direction,
# and each row is an array whose elements are drawn in x-direction,
# for the columns.
tk_call_without_enc(@chart, 'plotline', dat, color)
self
end
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