Presentation ParadigmsSlide • Information is organized into slides. • Each slide typically consists of a list of bulleted points.Based • Eg., Microsoft PowerPoint, OpenOffice Impress etc.,Canvas • The material to be presented is laid out in a large canvas without any page (slide) boundaries.Based • View can change orientation to suit the information to be presented.
Why not the Slide Based Paradigm?• Features can be complicated to use.• Tendency to skip slides – leads to distract the audience.• Single pre-set path.• Presence of content creator is not critical during the presentation.
Edward Tufte’s ViewsEdward Tufte • Slide-ware reduces the analytical quality of presentations. • Bullets are just raw facts listed point-wise. • Abuse of graphical technique.He is noted for his writings • Suggests the use of webon information design and as a browser as apioneer in the field of data presentation tool.visualization.
Why Canvas Based Paradigm?• Tweaked to the • Animations and other level of detail the rich form of presenter wants multimedia to express • Presentation never Flexibility Attractive seems monotonous Focus Flow• Emphasis more on • Reflects the the central idea. presenter’s flow of• Audience thought process. concentrate better
Prezi – A Canvas Presentation Tool• Canvas based presentation software developed using Flash™.• Ideas explored on a virtual canvas.• Zooming in and out of presentation media (ZUI).• Text, images, videos can be grouped together as frames.
Scalable Vector Graphics (SVG) • Language for describing two- dimensional graphics in XML. • Three types of graphic objects – Vector graphic shapes – Images – Text • Objects can be grouped, styled, transformed and composited SVG Viewers Web Applications Browsers Inkscape“Vector graphics is more flexible Batik Squiggle than raster graphics”
Inkscape – An SVG Editor • Allows drag and drop creation of SVG. • Full fledged editor with advanced image processing support. • Animation toolbox allows individual elements to be animated. • JessyInk extension to Inkscape allows the creation of basic canvas presentations
Features and Drawbacks of JessyInk(a) Create both slide- (a) Limited set ofbased as well as canvas- features with respect tobased presentations. animation, transition(b) Light-weight effects etc.,extension to Inkscape (b) Poor performance in most browsers. (c) Not suitable for the common man to create.
Features Features Dynamic Importing Multi- control of multiple Exporting Templates Platform Presentati media support on formats Text MotionPan, zoom Exporting Export as outline as path forand rotate as SVG PDF notes for transitions presenter