Re: [JPP-Devel] Please help me with mini-map and things related to drawing

[Larry B. <bec...@gm...>]

Welcome to the list!

Have you seen this thread?

http://www.mail-archive.com/jum...@li.../msg05007.html

regards,
Larry

On Mon, Oct 12, 2009 at 11:23 PM, anh truong vuong <
tru...@ya...> wrote:

> Hi everyone,
> First of all, I want to thank all of you for reading this email.
> Secondly, I want to thank the people who contribute their ideas to the
> OpenJump project.
>
> I've just started studying the OpenJump project. I already read the dev's
> guide. It's so helpful; however, the information is too general so that I
> could not understand the how the mechanism/engine work/behave. I have many
> questions but I want to ask you about the first two questions related to
> drawing.
>
> 1.How the drawing machanism work? I want to have a picture of this engine.
> Could you show me the sequence diagram (if you already created them) to show
> me how the classes interact/work with others (Layer Manager,
> LayerViewPanel....).
>
> 2. I've been working with mini-map. I created a new plugin. This plugin use
> a layerViewPanel which use the shared LayerManager with the main
> layerViewPanel. Actually, this mini-map has interest of displaying only some
> layers (area-layer) to help users see the overview of the map. However, the
> two LayerViewPanel use the shared LayerManager - the same displaying data .
> Consequently, if I modify to change the displaying content of this
> LayerViewPanel, the other LayerViewPanel will also change its drawing
> content.
> Do you have any ideas to solve this problem?
>
> Thanks and best regards,
>
> -------------------------------------------------------------
> Trương Vương Anh (Mr)
> Occupation: Software Engineer
> Mobile : 0988 014 144
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-- 
Larry Becker
Integrated Systems Analysts, Inc.