A IupDialog is a system window. The Notepad window and the Mathlab window
are examples. In every graphical user interface toolkit this is the main
element where others elements are placed.
What is the result of your test code now? Does at least your data set is
ploted?
Scuri
Em 23/05/2015 13:25, "Joaquim Luis" <[email protected]> escreveu:
> António,
>
> I guess that your code should work. I basically had the same in my working
> version pasted bellow. But that doesn't address my main questions that i
> raised in previous message on what are dialogs, how to put plots side by
> side, etc...
> I'm afraid that without understanding those I'll be hitting my head on the
> wall next time I try to do something different (well, I'm actually there
> already).
>
> Thanks
>
> Joaquim
>
> using IUP
> using IUP_IM
> using IUP_CD
>
> function axes()
>
> IupOpen() #Initializes IUP
>
> IupPlotOpen(); # init IupPlot library
>
> # create plot
> plot = IupPlot()
> hbox = IupHbox(plot);
> IupSetAttribute(hbox, "MARGIN", "10x10");
> IupSetAttribute(hbox, "GAP", "10");
>
> dlg = IupDialog(hbox);
>
> IupSetAttributes(dlg, "SIZE=500x240" );
> IupSetAttribute(dlg, "TITLE", "IupPlot Example");
>
> IupSetAttribute(plot, "TITLE", "AutoScale")
> IupSetAttribute(plot, "MARGINTOP", "40")
> IupSetAttribute(plot, "MARGINLEFT", "40")
> IupSetAttribute(plot, "MARGINBOTTOM", "50")
> IupSetAttribute(plot, "TITLEFONTSIZE", "16")
> IupSetAttribute(plot, "AXS_XLABEL", "gnu (Foo)")
> IupSetAttribute(plot, "AXS_YLABEL", "Space (m^3)")
> IupSetAttribute(plot, "AXS_YFONTSIZE", "7")
> IupSetAttribute(plot, "AXS_YTICKFONTSIZE", "7")
> #IupSetAttribute(plot, "LEGENDSHOW", "YES");
> IupSetAttribute(plot, "AXS_XFONTSIZE", "10");
> IupSetAttribute(plot, "AXS_YFONTSIZE", "10");
> IupSetAttribute(plot, "AXS_XLABELCENTERED", "NO");
> IupSetAttribute(plot, "AXS_YLABELCENTERED", "NO");
> IupSetAttribute(plot, "AXS_XARROW", "NO");
> IupSetAttribute(plot, "VIEWPORTSQUARE")
>
> error = pointer([0])
> im = imFileImageLoadBitmap("V://Capture.PNG", 0, error)
> error = unsafe_load(error)
> image = IupImageFromImImage(im)
>
> #image = IupLoadImage("V://Capture.PNG")
> IupSetAttributeHandle(plot, "BACKIMAGE", image)
> IupSetAttribute(plot, "BACKIMAGE_XMIN", "-100");
> IupSetAttribute(plot, "BACKIMAGE_XMAX", "150");
> IupSetAttribute(plot, "BACKIMAGE_YMIN", "-2");
> IupSetAttribute(plot, "BACKIMAGE_YMAX", "2");
>
> IupPlotBegin(plot, 0)
> IupPlotAdd(plot, -100., -2.)
> IupPlotAdd(plot, 150., 2.)
> IupPlotEnd(plot)
> IupSetAttribute(plot, "DS_MODE", "MARK")
> IupSetAttribute(plot, "DS_MARKSIZE", "1")
>
> IupShowXY(dlg, IUP_CENTER, IUP_CENTER);
>
> IupMainLoop()
> IupClose()
>
> return
>
> end
>
>
> I think it should be this (not sure, never programmed in Julia):
>
> IupOpen();
> IupPlotOpen(); # init IupPlot library
>
> # create plots
> plot = IupPlot()
>
> # dialog
> hbox = IupHbox(plot, C_NULL);
> IupSetAttribute(hbox, "MARGIN", "4x4");
> IupSetAttribute(hbox, "GAP", "10");
>
> dlg = IupDialog(hbox);
> IupSetAttributes(dlg, "SIZE=500x240" );
> IupSetAttribute(dlg, "TITLE", "IupPlot Example");
>
> InitPlots(); # It must be able to be done independent of dialog Mapping
>
> IupShowXY(dlg, IUP_CENTER, IUP_CENTER);
> IupSetAttribute(dlg, "SIZE", C_NULL);
>
> IupMainLoop()
> IupClose()
>
> It this showing a dialog with at least a white canvas in the center
> surrounded by 4x4 margins?
>
> Best,
> Scuri
>
>
> On Sat, May 23, 2015 at 12:04 PM, Joaquim Luis <[email protected]> wrote:
>
>> No, the vboxr was NULL terminated (see line: vboxr[2] = C_NULL # mark
>> end of vector) and I kept the vector out of pure laziness. It turned out
>> that this didn't work
>>
>> plot = IupPlot()
>> dlg = IupDialog(hbox);
>>
>> because I had an issue on the porting of IupPlot that returned a pointer
>> to int instead of a pointer to Ihandle (a void *). When I fixed this it
>> started to work.
>> But my basic incomprehension of what a dialog is still remains. I know
>> the doc says
>>
>> "... It manages user interaction with the interface elements"
>>
>> but sorry, this too vague for me. Can I think of it as a similar to the
>> Matlab handle to a Figure?
>> Why can't I create a dialog by calling it on a IupCanvas. That is, why
>> doesn't this work?
>>
>> dlg = IupDialog( IupCanvas())
>>
>> And a IupPlot object, can I think of it as a ML equivalent to an axes
>> handle? How can I put more than one IupPlot plot side by side?
>>
>> Well, sorry. Lots of questions but I still don't understand the
>> "mechanics of the IUP ensemble"
>>
>> Joaquim
>>
>> Hi,
>>
>> I think there is a misunderstanding about the vbox terminator. When you
>> pass a list of controls for a box you end that list with a null, for
>> instance vbox(but1, but2, null).
>>
>> This is not what you are doing. First, if you don't want a tabs, remove
>> it from your test. Make it simpler. You also don't need an array of plots,
>> you will use just one. Eliminate that too.
>>
>> Then we start from there.
>>
>> And send me the full Julia file so I can also see what you are doing in
>> InitPlot.
>>
>> Best,
>> Scuri
>> Em 22/05/2015 16:55, "Joaquim Luis" <[email protected]> escreveu:
>>
>>> Thanks,
>>>
>>> I managed to make it work in a stripped down version of the pplot
>>> example.
>>> But now I don't want to plot it in a Tab, I just want a simple plot with
>>> an image. I understand that the solution must be in what is used to
>>> generate the IupDialog() bellow, but everything else that I try just
>>> brings an empty figure.
>>> This is so painful by trial and error. I guess that I simply don't
>>> understand what a dialog (the return of IupDialog(...)) is and the
>>> importance of its input argument.
>>>
>>> Joaquim
>>>
>>> IupControlsOpen(); # init the addicional controls library (we use
>>> IupTabs)
>>> IupPlotOpen(); # init IupPlot library
>>>
>>> # create plots
>>> plot[1] = IupPlot()
>>>
>>> # right panel: tabs with plots
>>> vboxr[1] = IupVbox(plot[1]); # each plot a tab
>>> s = @sprintf("Plot %d", 1)
>>> IupSetAttribute(vboxr[1], "TABTITLE", s); # name each tab
>>> vboxr[2] = C_NULL # mark end of vector
>>>
>>> tabs = IupTabsv(pointer(vboxr)) # create tabs
>>>
>>> # dialog
>>> hbox = IupHbox(tabs);
>>> IupSetAttribute(hbox, "MARGIN", "4x4");
>>> IupSetAttribute(hbox, "GAP", "10");
>>>
>>> dlg = IupDialog(hbox);
>>> IupSetAttributes(dlg, "SIZE=500x240" );
>>> IupSetAttribute(dlg, "TITLE", "IupPlot Example");
>>>
>>> InitPlots(); # It must be able to be done independent of dialog Mapping
>>>
>>> IupShowXY(dlg, IUP_CENTER, IUP_CENTER);
>>> IupSetAttribute(dlg, "SIZE", C_NULL);
>>>
>>> IupMainLoop()
>>> IupClose()
>>>
>>>
>>> Hi,
>>>
>>> No, only IupImage is accepted as an image handle in a control. So
>>> instead of using imFileImageLoadBitmap, use IupLoadImage. It will use
>>> imFileImageLoadBitmap
>>> internally and it will return an IupImage Ihandle* so you can use it in
>>> IupSetAttributeHandle.
>>>
>>> Best,
>>> Scuri
>>>
>>>
>>> On Wed, May 20, 2015 at 11:24 AM, Joaquim Luis <[email protected]> wrote:
>>>
>>>> Hi,
>>>>
>>>> How can I plot an image in an axes with coordinates?
>>>> I tried with IupPlot and attribute "BACKIMAGE", as in (in Julia)
>>>>
>>>> error = pointer([0])
>>>> image = imFileImageLoadBitmap("V://Capture.PNG", 0, error)
>>>> IupSetAttributeHandle(plot[1], "BACKIMAGE", convert(Ptr{Void},
>>>> image));
>>>>
>>>>
>>>> but get crashes from the C side saying
>>>>
>>>> Exception: EXCEPTION_ACCESS_VIOLATION at 0x7ffdca48afd2 -- iupTableGet
>>>> at
>>>> C:\programs\compa_libs\iup\iup.DLL (unknown line)
>>>> iupTableGet at C:\programs\compa_libs\iup\iup.DLL (unknown line)
>>>> cdIupDrawImage at C:\programs\compa_libs\iup\iupcd.dll (unknown line)
>>>> ...
>>>>
>>>> Thanks
>>>>
>>>> Joaquim
>>>>
>>>>
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>>>>
>>>>
>>>
>>>
>>>
>>>
>>
>>
>>
>
>
>
>
------------------------------------------------------------------------------
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