On 8/21/06, Essien Ita Essien <[EMAIL PROTECTED]> wrote: > Carsten Haitzler (The Rasterman) wrote: > > On Mon, 21 Aug 2006 16:11:52 +0200 Simon TRENY <[EMAIL PROTECTED]> babbled: > > > > > >> On Mon, 21 Aug 2006 14:36:05 +0100, > >> Essien Ita Essien <[EMAIL PROTECTED]> wrote : > >> > >> > >>> Carsten Haitzler (The Rasterman) wrote: > >>> > >>>> On Mon, 21 Aug 2006 13:55:45 +0100 Essien Ita Essien > >>>> <[EMAIL PROTECTED]> babbled: > >>>> > >>>> no attachment :) > >>>> > >>>> but - note the livethumb uses a BUFFER canvas - it sets the > >>>> resolution of the BUFFER canvas to be higher than the output. make > >>>> this resolution high enough (eg 800x600) and evas will scale that > >>>> 800x600 "buffer" canvas down to the size of the output of the > >>>> preview. that is how the livethumb works. > >>>> > uhh... i'm going to have to bug you once more. *brainbox* <----- > buffer_overflow ;) > > I've been staring at e_livethumb.c and e_widget_preview , > e_int_config_theme.c, where it is used and trying to develop an > understanding of the relationships so far, i'm missing a tiny link. > > As I understand (from a day+ of Esmart/Evas/Ecore_Evas induction), when > I'm creating an evas esmart object, I create all my individual evas > objects, poke them into the esmart data and write call backs that > manipulate. In my initializer, I take an evas, add the esmart object to > it and this action results in an Evas_Object that is linked to my evas > and is an instance of my esmart. Once I manipulate this new evas object, > i'm well and happy. > > *please correct me if i'm wrong at any step* > > Now, for using the buffer canvas, I don't seem to see how to relate the > ecore_evas_object_image_new() that i create to the rest of the esmart > objects. Normally, in the examples I've seen and the minientrance code I > sent, I had a *clip* member that was an evas_rectangle (honestly, I'm > not sure what that clip is used for :) ), but when I created by > background object and main object, i set their clip to the internal clip > object, and in the clip_set callback, i set the passed in clip to the > internal clip. This is how I seem to see that all the objects in my evas > get linked together. > > Looking at e_livethumb, I see that the ecore_evas_object_image is > created and a smart member is set on it (that's where I first start > getting confused.) > > Next, in e_livethumb_thum_set(), I was expecting that i'd see the thumb > member being somehow linked to the buffer canvas (evas_obj), but its not > happening. Instead the thumb is being sized on its own. > > So my question really is how do these hook up together, when using the > buffer canvas. I'm sure i'm missign something small, but i just can't > seem to see it. :) >
Long ass irc session took place, I hope things are clearer now (= -- Hisham Mardam Bey MSc (Computer Science) http://hisham.cc/ +9613609386 Codito Ergo Sum (I Code Therefore I Am) ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ enlightenment-devel mailing list enlightenment-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/enlightenment-devel
