Hi Antonio, This brings up my e-mail to you about SDL and IUP. Does the same hold true? I'm more interested in the Linux IUP / SDL_gfx direction myself.
John
On Mon, 2015-05-25 at 14:02 -0300, Antonio Scuri wrote:
> Yes, a dialog can have any set of controls. For instance, when you
> run Word or Notepad, if they where implemented using IUP, that main
> interface is a IupDialog, it contains lots of buttons an the text
> editor area. When you want to configure a Paragraph with more
> parameters that are available o the main interface, it appears another
> windows, that also would be an IupDialog. Inside the dialog will be
> buttons, labels, text boxes and in some cases plots of data. A IupPlot
> is a control just like IupButton is.
>
>
> The TransparencyIndex attribute is optional. If that line fails,
> then it seems the image parameter may not be an imImage as expected.
> Can tell what's going on just by the code you sent.
>
>
> Best,
> Scuri
>
>
>
> On Sat, May 23, 2015 at 5:41 PM, Joaquim Luis <jl...@ualg.pt> wrote:
>
> 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.
>
>
>
> So, I can think of it as equivalent to the handle of a Matlab
> Fig?
> Can a IupDialog have more than one IupPlot visible at the same
> time? Who would be the containers of those IupPlots?
>
>
> What is the result of your test code now? Does at
> least your data set is ploted?
>
>
>
> Yes it does (I meant that when I said before that "it
> worked"). But I face a lot of new issues.
> I found about IupImageFromImImage() but it crashes IUP when I
> use it with my manually constructed imImages, which work well
> when I use them as background of cvCanvas.
> From the crashing error messages in Julia I deduce that the
> problem comes from this line (#464) in Ihandle*
> IupImageFromImImage(const imImage* image)
>
>
> transp_index = imImageGetAttribute(image, "TransparencyIndex",
> NULL, NULL);
>
>
> In fact the "image" I create have no such attribute. And even
> when I try to set it with imImageSetAttribute() I get this
> strange error
>
>
> imImageSetAttribute(image,"TransparencyIndex",0,21901,C_NULL)
> ERROR: DivideError: integer division error
>
>
> Ideally the IupPlot should accept both iIupImages and
> imImages
> Scuri
>
> Em 23/05/2015 13:25, "Joaquim Luis" <jl...@ualg.pt>
> 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 <jl...@ualg.pt> 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"
> <jl...@ualg.pt>
> 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
> <jl...@ualg.pt> 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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