OK Maxim. Will do it like that! On Tue, Jul 2, 2013 at 2:05 PM, Maxim Solodovnik <[email protected]>wrote:
> I would totally disagree with > "At the Wicket Java code we save these elements as Java Objecst which > contains the JSON strings." > > Java objects should contain normal fields like "Point center; int radius;" > and be (de)serialized (from)into JSON if necessary. > > > On Tue, Jul 2, 2013 at 2:27 PM, Andun Sameera <[email protected]> wrote: > >> Hi Andrey, >> >> Great! If you can give me a example for, >> >> collection.onChange(element) >> >> it will be highly appreciated. >> >> @Maxim, >> >> After some thinking I cam across of this idea. Please correct me If I am >> wrong. >> >> - All the whiteboard elements can be represented as JSON strings >> (Have to find a way to add PDF,DOCs, Pictures to whiteboard in this way) >> - At the Wicket Java code we save these elements as Java Objecst >> which contains the JSON strings. >> - To synchronize white board we can send these object to all the >> viewers. >> - To save/load we can use this already implemented JSON based >> serialization and de-serialization. >> >> But have to find ways to get all these data from closure implementation >> to wicket! >> >> Thanks! >> On Tue, Jul 2, 2013 at 11:28 AM, Bogdanov Andrey <[email protected]> wrote: >> >>> Hi Andun, >>> >>> Whiteboard consists of two main objects: ui-component >>> "bay.whiteboard.Whiteboard", which contains functionality for user >>> interaction and collections of objects "bay.whiteboard.Collection" which >>> contains list of objects and some stuff to manipulate them. >>> After createing WB with >>> whiteboard = bay.whiteboard.Create(); >>> you could access to collection as >>> collection = whiteboard.collections.main; or >>> collection = whiteboard.getMainCollection(); - i've just added this >>> method >>> >>> After that you could define >>> collection.onChange(element) - method wich will be invoked every >>> time when some drawing elements add or change. >>> Also you could use methods: >>> collection.getJson(element); - to obtain json code for an element >>> collection.jsonCode(); - to obtain json code for whole >>> collection >>> collection.acceptJsonStr(str); - to add or change one element >>> described as json >>> collection.parseJson(str); - to rebuild all from the given json >>> string >>> >>> >>> As an example you could explore linkWebSocket method in ui.js, which >>> allows synchronize wb-content through webSocket >>> >>> Regards, >>> Andrey Bogdanov >>> >>> Вторник, 2 июля 2013, 1:25 +05:30 от Andun Sameera <[email protected]>: >>> >>> Hi Andrey, >>> >>> I am moving in to this new thread to discuss about the clarifications, >>> improvements and integration of your Whiteboard to wicket. I have looked at >>> your code which can be found https://github.com/bay73/whiteboard. I >>> have following questions, >>> >>> - In Wicket, I want map Whiteboard Elements(Rectangle, Circle, Text, >>> etc.) to Java objects. >>> - Thus we can send those object to all the Whiteboard viewers. >>> - Using these objects there Whiteboards will be updated. >>> - To do that, can I get some data from your code? which can be later >>> used to create elements. I saw there is a serialization methods and >>> deserilization method in base.js. If we can extend that mechanism to give >>> some data when element is drawn or edited as an event, I can use them to >>> create Java objects. >>> - Also there should be a mechanism to draw elements on your >>> Whiteboard by passing those data. >>> >>> Can we do these things? >>> >>> Thanks! >>> -- >>> Regards >>> Andun S.L. Gunawardana >>> Undergraduate >>> Department of Computer Science And Engineering >>> University of Moratuwa >>> Sri Lanka >>> >>> Blog - http://www.insightforfuture.blogspot.com/ >>> LinkedIn - http://www.linkedin.com/pub/andun-s-l-gunawardana/34/646/703 >>> Twitter -http://twitter.com/AndunSLG >>> >>> >>> >>> >>> >>> >>> >>> -- >>> Андрей Богданов >>> >> >> >> >> -- >> Regards >> Andun S.L. Gunawardana >> Undergraduate >> Department of Computer Science And Engineering >> University of Moratuwa >> Sri Lanka >> >> Blog - http://www.insightforfuture.blogspot.com/ >> LinkedIn - http://www.linkedin.com/pub/andun-s-l-gunawardana/34/646/703 >> Twitter -http://twitter.com/AndunSLG >> >> >> >> >> > > > > -- > WBR > Maxim aka solomax > -- Regards Andun S.L. Gunawardana Undergraduate Department of Computer Science And Engineering University of Moratuwa Sri Lanka Blog - http://www.insightforfuture.blogspot.com/ LinkedIn - http://www.linkedin.com/pub/andun-s-l-gunawardana/34/646/703 Twitter -http://twitter.com/AndunSLG
