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revision 1.50 by jvk, Mon Feb 10 20:05:31 2003 UTC revision 1.51 by jvk, Tue Feb 11 11:15:25 2003 UTC
# Line 289  http://acad88.sahs.uth.tmc.edu/research/ Line 289  http://acad88.sahs.uth.tmc.edu/research/
289  http://citeseer.nj.nec.com/hunt99orientation.html  http://citeseer.nj.nec.com/hunt99orientation.html
290    
291  That is, going in one direction should result in arriving from  That is, going in one direction should result in arriving from
292  the opposite direction.  the opposite direction, so that the local spatial structure
293    does not change too much.
294    
295  Because of this, each link has a specific left-right orientation  Because of this, each link has a specific left-right orientation
296  so that a right-end buoy is drawn on the right side of the view  so that a right-end buoy is drawn on the right side of the view
# Line 307  More than two opposing directions could Line 308  More than two opposing directions could
308    
309  The horizontal orientation is more natural than, e.g., vertial, because  The horizontal orientation is more natural than, e.g., vertial, because
310  the visual field is wider than it is tall  the visual field is wider than it is tall
311  (exemplified by the usual screen aspect ratios of 4:3 and 16:9)  (as exemplified by the usual screen aspect ratios of 4:3 and 16:9)
312  leaving more space at the left and right sides than on the top and bottom.  leaving more space at the left and right sides than on the top and bottom.
313  XXX: left and right hand???  XXX: left and right hand???
314    
# Line 359  part or the whole content. Line 360  part or the whole content.
360  for indicating  for indicating
361  where an object extends beyond what is drawn in the current  where an object extends beyond what is drawn in the current
362  diagram. It is visually clear since it uses a shape that  diagram. It is visually clear since it uses a shape that
363  is obviously not a part of the diagram's own shape  is obviously not a part of the object's own shape
364  (wiggly freehand line).  (wiggly freehand line).
365    
366  - figures: NASA diagram  - figures: NASA diagram
# Line 561  An example structure: a MEMEX-like view Line 562  An example structure: a MEMEX-like view
562    
563  XXX: Canvas structure; *orthogonal* to the xu structure  XXX: Canvas structure; *orthogonal* to the xu structure
564    
565    the view should show the buoys that are important, i.e.
566            - pdf-image-blocks should be shown as buoys anchored
567              at the other end of xu-link or at a transclusion show on screen
568            - the blocks for user-entered annotations should not be
569              shown but instead the canvases containing them
570    (note: the same holds for the identity for bg textures).
571    
572    
573  Conclusions and future work  Conclusions and future work
574  ===========================  ===========================
575    

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