Re: plot templates and options lists for set, plot etc.

[Ben Abbott]

On Jun 7, 2009, at 8:46 AM, John W. Eaton wrote:

> On  6-Jun-2009, Thorsten Meyer wrote:
>
> | Also, how are graphic objects realized internally? Aren't they also
> | structures? It always seemed quite strange to me, that the get()
> | function returns a structure, while all the functions setting handle
> | options take lists of key, value,... as input arguments...
>
> I think Matlab just prints the properties and does not return a
> structure.
>
> When the graphics property classes were written, it seemed easier to
> simply return the internal data as a structure instead of writing
> special code to print it.
>
> jwe

Matlab returns a structure for both p=get(h) and p=set(h). If  
nargout==0 then lists are printed.

The set(h) functionality can be useful in that is displays the default  
values for each properties (where defaults exist).

>> set (0)
        CurrentFigure
        Diary: [ on | off ]
        DiaryFile
        Echo: [ on | off ]
        FixedWidthFontName
	Format: [ short | long | shortE | longE | shortG | longG | hex | bank  
| + | rational | debug | shortEng | longEng ]
        FormatSpacing: [ loose | compact ]
        Language
        More: [ on | off ]
        PointerLocation
        RecursionLimit
        ScreenDepth
        ScreenPixelsPerInch
        ShowHiddenHandles: [ on | {off} ]
	Units: [ inches | centimeters | normalized | points | pixels |  
characters ]

        ButtonDownFcn: string -or- function handle -or- cell array
        Children
        Clipping: [ {on} | off ]
        CreateFcn: string -or- function handle -or- cell array
        DeleteFcn: string -or- function handle -or- cell array
        BusyAction: [ {queue} | cancel ]
        HandleVisibility: [ {on} | callback | off ]
        HitTest: [ {on} | off ]
        Interruptible: [ {on} | off ]
        Parent
        Selected: [ on | off ]
        SelectionHighlight: [ {on} | off ]
        Tag
        UIContextMenu
        UserData
        Visible: [ {on} | off ]

Ben