[scilab-Users] tics

[Mathieu Dubois]

You may also want to tune the auto_ticks and sub_ticks property of Axes.

Le 24/02/2012 18:56, Adrien Vogt-Schilb a écrit :
> On 24/02/2012 17:22, grivet wrote:
>> Hi,
>> Using Scilab 5.3.2 under WinXP/SP3, I have been trying to plot the
>> sine function in various ways and I can't manage to get the tiicks the
>> way I want.
>> My first attempt
>> .
>> subplot(2,2,1);
>> plot2d(t,y,style=3,nax=[0,6,0,11]);
>> a=gca();
>> a.axes_visible="on";
>> a.box="on";
>> a.x_location="origin";
>> a.data_bounds=[0,-1;5,1];
>>
>> The x axis is properly labelled but, on the y axis, I get ugly labels
>> like 0.257, 0.411, etc; this is true whatever my choice of Ny..
>> If I don't use nax, labels are reasonable, but too close together.
>>
>> My seconde attempt
>>
>> ticy = -1:0.2:1;
>> ticyl = string(ticy);
>> ticx = 0:5;
>> ticxl = string(ticx);
>> subplot(2,2,1);
>> plot2d(t,y,style=3);
>> a=gca();
>> a.axes_visible="on";
>> a.box="on";
>> a.x_location="origin";
>> a.data_bounds=[0,-1;5,1];
>> a.x_ticks.locations=ticx;
>> a.x_ticks.labels=ticxl;
>> a.y_ticks.locations=ticy;
>> a.y_ticks.labels=ticyl;
>
> Hi
>
> you should modify labels and locations at the same time.
> try something like this:
>
> myticks = a.x_ticks
> myticks.labels = ticxl;
> myticks.locations = ticx;
>
> a.x_ticks = myticks
>
> (same thing for y)
>
>>
>> This stops with the error message
>>   !--error 15
>> Sous-matrice incorrectement définie.
>> at line      42 of function generic_i_h called by :
>> at line       2 of function %s_i_h called by :
>> a.x_ticks.locations=ticx;
>>
>> If I ask what ticx is, I get
>> -->ticx
>>  tic1x =
>>     0.    1.    2.    3.    4.    5.
>>
>> whereas
>> -->ticy
>>  ticy  =
>>          column 1 to 8
>>   - 1.  - 0.8  - 0.6  - 0.4  - 0.2    0.    0.2    0.4
>>          column  9 to 11
>>     0.6    0.8    1.
>>
>> It seems that ticx and ticy are not of the same nature. If I do ticx =
>> 0:0.5:5, the code works perfectly, but my labels are crowded..
>>
>> I would be grateful for any suggestion on how to label axes conveniently.
>> Thank you for your time and help
>> JP Grivet
>>
>>
>>
>>
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>