[ TAdER Project ]

[Rough Incomplete Draft]
User Agent Support for Text Customization
[work in progress]
(updated May 2014)

Categories

Abbreviations:

Overview

Overview of browsers, PDF Reader, and e-book readers
  Word etc. USS Browsers w/o USS PDF Reader X e-Book Readers  
Text size - global full full full none    
Text size - element full full partial none    
Colors - global full full @@? full

full

    
Colors - element full full   none    
Font face - global full full full none    
Font face - element full full partial none    
Zoom all with reflow n/a @@? partial none    
Zoom text only with reflow n/a @@? full none    
Linearization/reflow full @@ turn off styles partial    
Viewport resize reflow n/a @@? partial      
Element level full full partial none    
Printing full full @@? full none    
Line spacing full full @@? none none    
Letter spacing full full @@? none none    
Justification full full @@? none none    
Text style full full @@? none none    
Capitalization full full @@? none none    
Hyphenation full ?@@ ?@@ @@? none none    
Margins full full @@? none none    
Indentation full full @@? none none    
Borders full full @@? none none    
Export   n/a partial partial    
  Word etc. USS Browsers w/o USS Reader X    

 

Web Browsers

Web Browsers
  USS Browsers w/o USS FF17 Opera12 Chrome IE  
user style sheet support n/a n/a     @@ removing/removed    
Text size - global full full Tools>Options>Content
Tools>Options>Content>Advanced		 Tools>Preferences>Fonts>Advanced 5 options    
Text size - element full partial Tools>Options>Content>Advanced Tools > Preferences, Advanced @@      
Colors - global full @@   Tools > Preferences, Webpages
options: full color pallet
only Background color (not text)
doesn't override color in author CSS		 @@ High contrast extension. (& browser detects high contrast in OS & prompts) options in extention: Increased conbtrast, grayscale, inverted color, inverted grayscale, yellow on black.    
Colors - element full            
Font face - global full full Tools > Options > Content Tools > Preferences, Webpages
options: system fonts		 For Standard font, serif, san serif, fixed widith. Choose from all OS fonts. Change "tiny to huge" for all fonts. Set minimum font size.    
Font face - element full partial Tools>Options>Content>Advanced
options: proportional, serif, sans-serif, monospace

Tools>Preferences, Advanced, Fonts
options: headings 1-6, form buttons, text field multi-line, textfield single-line, titles

Tools>Preferences, Webpages and Advanced, Fonts)
options: Normal font, Monospace font
advanced options: serif, sans-serif, cursive, fantasy, monospace

also allows changing fonts in the browser interface, e.g., browser menus, toolbars, etc.

 For Standard font, serif, san serif, fixed widith. Choose from all OS fonts. Change "tiny to huge" for all fonts. Set minimum font size.    
Zoom all with reflow n/a     full      
Zoom text only with reflow n/a            
Linearization/reflow full turn off styles @@          
Viewport resize reflow n/a     full      
Element level full partial partial partial      
Printing full            
Line spacing full            
Letter spacing full            
Justification full            
Text style full            
Capitalization full            
Hyphenation ?@@            
Margins full            
Indentation full            
Borders full            
Export n/a partial          
Notes        

 

    
  USS Browsers w/o USS FF17 Opera12      

PDF Viewers

Note: The text customization below is for optimally developed tagged PDF files. Some options will not work at all with untagged or poorly developed PDF files.

PDF Viewers
  Reader X Reader notes VIP PDF-Reader VIP Notes ...    
Text size - global none
  • Does provide zoom, althought it has significant limiations.
 none
  • Does provide zoom.
      
Text size - element none   none        
Colors - global

partial
  • Limitation: See High Contrast Note
  • Edit > Accessibility >Setup Assistant... has:
    • 4 high-contrast options: green, yellow, white text on black, and black on white
    • no low contrast options
    • UI note: color options are on 2 of 5 required dialog boxes
  • Edit > Preferences > Accessibility has:
    • "Use Windows Color scheme"
    • "Use High-Contrast colors" with 4 high-contrast options: green, yellow, white text on black, and black on white
    • "Custom Color" which allows access to all system colors for page background and document text
 partial
  • @@?? same limitation as in High Contrast Note ??
  • 8 color options for Foreground colour & Background colour (mostly bright, few for low-contrast)
      
Colors - element none   none        
Font face - global none   full
  • 9 options, including serif, sans serif, and fonts specifically designed for people with low vision and dyslexia
      
Font face - element none   none        
Zoom all with reflow partial
  • Can zoom without reflow. See PDF reflow limitations below.
    (Usability problem: Zoom options appear to be limited to pre-sets; however, users can actually type a different number in the zoom field.)
 partial
  • Images are not in the main view of the document. They are available in pop-up windows, and can be resized.
      
Zoom text only with reflow none
  • No text-only zoom.
 full        
Linearization/reflow partial
  • Does not work on many documents: "Text that does not reflow includes forms, comments, digital signature fields, and page artifacts, such as page numbers, headers, and footers. Pages that contain both readable text and form or digital signature fields do not reflow."
  • Cannot print reflowed.
  • The find/search-in-page functionality does not work when reflowed.
 partial
  • @@ ?? Does not work on many documents, presumeably with the same limitations as Adobe Reader: "Text that does not reflow includes forms, comments, digital signature fields, and page artifacts, such as page numbers, headers, and footers. Pages that contain both readable text and form or digital signature fields do not reflow."
  • (The The find/search-in-page functionality does work when reflowed.)
  • (No printing functionality provided.)

 

      
Viewport resize reflow partial partial      
Element level none   none        
Printing none
  • Does not print with any text customization.
 none
  • @@?? No print functionality.
      
Line spacing none   full        
Letter spacing none   full
  • Also provides word spacing.
      
Justification none   none        
Text style none   none        
Capitalization none   none        
Hyphenation none   none        
Margins none   none        
Indentation none   none        
Borders none   none        
Export partial
  • @@ HTML ? markup quality? Word markup?
  • Adobe ExportPDF US $2388/year - Convert existing PDF files into Microsoft Word, Excel, or RTF files...
    — Adobe webside
 none        
  Reader X Reader notes          

e-Book Readers

e-Book Readers
  Readium Kindle Paperwhite (2nd Gen) 5.4.3.2 @@@? ... ... ...      
Text size - global settings 8 options            
Text size - element   none            
Colors - global settings: black on white, white on black, brown on tan, light blue on medium blue, medium blue on light blue black on "paperwhite" only. cannot reverse. can change brightness.            
Colors - element   none            
Font face - global   partial: Baskerville (serif), Caecilia (serif), Caecilia Condensed (serif), Futura (san), Helvetica (san), Palatino (serif). (4 serif, 2 san serif. names displayed in font.)            
Font face - element   none            
Zoom all with reflow   none ?            
Zoom text only with reflow   none ?            
Linearization/reflow yes n/a            
Viewport resize reflow yes n/a            
Element level   none            
Printing   n/a            
Line spacing   partial: 3 options            
Letter spacing   none            
Justification   none            
Text style   none            
Capitalization   none            
Hyphenation   none            
Margins settings 3 settings            
Indentation   none            
Borders   none            
Export                
(notes) singel page view or two page view menu font size & face do not change. large fonts still full justification. portrait or landscape.            
  (col heading)              

 

[note to self: see old draft with more details...]