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revision 1.141 by tjl, Sat Feb 15 20:35:19 2003 UTC revision 1.142 by tjl, Sat Feb 15 20:38:40 2003 UTC
# Line 72  Abstract Line 72  Abstract
72  ========  ========
73    
74  We present new user interface techniques  We present new user interface techniques
75  to facilitate non-disruptive fluid user interfaces,  to facilitate non-disruptive user interfaces
76    to hypertext,
77  made possible by modern graphics accelerators  made possible by modern graphics accelerators
78  *Buoys* are objects  *Buoys* are objects
79  floating in the margin, visibly connected to an anchor  floating in the margin, visibly connected to an anchor
# Line 99  Introduction Line 100  Introduction
100    
101  In several hypertext systems today, following a link means a *disruptive* change  In several hypertext systems today, following a link means a *disruptive* change
102  in the user's workflow, replacing the current context (e.g., a Web page) with an  in the user's workflow, replacing the current context (e.g., a Web page) with an
103  entirely different one. A focus+context view [fc-fisheye]_ of bidirectional links  entirely different one.
104  can provide a *gradual* change by showing fragments of link targets  
105  before a link is followed, and fragments of link sources after  ..  A focus+context view [fc-fisheye]_ of bidirectional links
106  the link has been followed (if links are bidirectional).      can provide a *gradual* change by showing fragments of link targets
107        before a link is followed, and fragments of link sources after
108        the link has been followed (if links are bidirectional).
109    
110  This is diffucult to realize in the dominant graphical user interface paradigm  This is diffucult to realize in the dominant graphical user interface paradigm
111  (developed in the 70s at Xerox PARC [XXX ref]) in which *pages*  (developed in the 70s at Xerox PARC [XXX ref]) in which *pages*
112  are shown in overlapping, rectangular, unconnected viewports (windows).  are shown in overlapping, rectangular, unconnected viewports (windows).
113  In this paradigm, following a link can only create a new window  In this paradigm, following a link can only create a new window
114  or replace the contents of the current window.  or replace the contents of the current window.
   
115  Alternatives, such as replacing part of text (XXX antont's reference; w3c link scopes),  Alternatives, such as replacing part of text (XXX antont's reference; w3c link scopes),
116  are not very popular nor intuitive... [XXXref]  are not very popular nor intuitive... [XXXref]
117  Improving user orientation through user interface improvements has  Improving user orientation through user interface improvements has

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