Re: print -dashed fails with gnuplot backend

[Jarno Rajahalme]

On Nov 10, 2010, at 18:28 , ext Ben Abbott wrote:

> On Nov 11, 2010, at 12:08 AM, Jarno Rajahalme wrote:
> 
>> On Nov 10, 2010, at 17:38 , ext Ben Abbott wrote:
>>> 
>>> I've attached a demo changeset that fixes the crash for me.
>>> 
>>> If this approach is acceptable, I'll need to handle other print options in 
>>> a similar manner.
>>> 
>> 
>> This worked for me as well. However, I need the capability to plot multiple 
>> lines with legend that allows the lines to be identified also when printed 
>> on black and white. Before the recent printing changes this was the default 
>> behavior. It was implemented by enumerating the different linestyles 
>> available with gnuplot for the plotted lines. Would it be difficult to have 
>> this back, maybe in the form of using a different gnuplot linestyle for each 
>> dashed line of different color, i.e. mapping the color number (if such 
>> exists) to linestyle number (2 and above) for lines with Octave linestyle 
>> '--'?
>> 
>> On screen the different colors obviously work better, but I need the above 
>> for eps plots.
>> 
>> Regards,
>> 
>> Jarno
> 
> I don't have an objection, but also don't immediately see a convenient way to 
> do that. If some one else does, please make a suggestion.
> 
> An alternative would be to use linestyleorder.
> 
>       close all
>       set (0, "DefaultAxesLineStyleOrder", {"-", "--",":", "-."})
>       set (0, "DefaultAxesColorOrder", [0 0 0])
>       yvals = [1:8;1:8]
>       plot (yvals)
>       axis ([1 2 0 size(yvals,2)+1])
>       print -dpdfwrite test.pdf
> 
> Is this the desired result when "-dashed" is included?
> 

If the "-dashed" is included, then all become like "--". However, without 
"-dashed" there are now 3 different dash styles, whereas I recently used 6. Are 
the three dash styles all that exist in Octave? (Is it the same in Matlab?)

  Jarno