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revision 1.140 by jvk, Sat Feb 15 20:24:54 2003 UTC revision 1.141 by tjl, Sat Feb 15 20:35:19 2003 UTC
# Line 71  Buoys, break lines, and unique backgroun Line 71  Buoys, break lines, and unique backgroun
71  Abstract  Abstract
72  ========  ========
73    
74  We present a non-disruptively linking focus+context  We present new user interface techniques
75  hypertext system:  to facilitate non-disruptive fluid user interfaces,
76  the relevant fragments of all link targets are  made possible by modern graphics accelerators
77  visible and  *Buoys* are objects
 upon traversing  
 a link, the view fluidly animates to the target, while the  
 originating document remains visible.  
   
 We have developed new user interface techniques  
 to facilitate this type of interface, which are especially  
 effective when used in combination. *Buoys* are objects  
78  floating in the margin, visibly connected to an anchor  floating in the margin, visibly connected to an anchor
79  in a document. *Break lines* make  in a document. *Break lines* make
80  fragments look like torn-off pieces of the link targets.  fragments look like torn-off pieces of the link targets.
# Line 89  fragments look like torn-off pieces of t Line 82  fragments look like torn-off pieces of t
82  the a fragment's source.  the a fragment's source.
83  Using a *nadir* for orienting the buoys makes  Using a *nadir* for orienting the buoys makes
84  them visually distinct  them visually distinct
85    The techniques especially effective when used in combination.
86    
87  The user interface techniques have been made possible  Together, these techniques allow
88  by the features of modern graphics accelerators, including  all relevant fragments of all currently relevant link targets to be
89  texture mapping and texture shading.  visible,
90    and, upon traversing
91    a link, the view to fluidly animate to the target, while the
92    originating document remains visible.
93    
94  As an example, we show screenshots of a prototype for allowing  As an example, we show screenshots of a prototype for allowing
95  structured user annotations between PDF files.  structured user annotations between PDF files.

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