Features/Liberation Fonts 2

From FedoraProject

< Features(Difference between revisions)
Jump to: navigation, search
(Created page with "{{admon/important | Comments and Explanations | The page source contains comments providing guidance to fill out each section. They are invisible when viewing this page. To rea...")
 
Line 1: Line 1:
{{admon/important | Comments and Explanations | The page source contains comments providing guidance to fill out each section.  They are invisible when viewing this page.  To read it, choose the "edit" link.<br/> '''Copy the source to a ''new page'' before making changes!  DO NOT EDIT THIS TEMPLATE FOR YOUR FEATURE.'''}}
 
 
{{admon/important | Set a Page Watch| Make sure you click ''watch'' on your new page so that you are notified of changes to it by others, including the Feature Wrangler}}
 
 
 
{{admon/note | All sections of this template are required for review by FESCo.  If any sections are empty it will not be reviewed }}
 
{{admon/note | All sections of this template are required for review by FESCo.  If any sections are empty it will not be reviewed }}
  
Line 25: Line 21:
  
 
== Current status ==
 
== Current status ==
* Targeted release: [[Releases/2.00.0<number> | Fedora 18<number> ]]  
+
* Targeted release: [[Releases/2.00.0 | Fedora 18 ]]  
 
* Last updated: 18 Jul 2012(DATE)
 
* Last updated: 18 Jul 2012(DATE)
 
* Percentage of completion: 50%
 
* Percentage of completion: 50%
Line 36: Line 32:
 
* 1. Provides metric compatibility with  Arial, Times New Roman, and Courier New fonts of Microsoft Windows platform.
 
* 1. Provides metric compatibility with  Arial, Times New Roman, and Courier New fonts of Microsoft Windows platform.
 
* 2. Default fonts in Libre Office.
 
* 2. Default fonts in Libre Office.
Issues:
 
1. Existing License of liberation fonts is complex.
 
2. Over the last couple of years we have requested RFE's to increase coverage of Liberation fonts to support more scripts.
 
"RFE: Add Greek Polytonic support to Liberation fonts" #473842
 
"Serbian glyphs for Wikipedia"  #657849
 
3. We are noticing some tricky Hinting issues. #591554, #591556, #606217 #768067, #768067
 
  
Solution:
+
'''Issues:'''
Upstream latest release 2.00.0 based on google croscore fonts resolves all these issues.  
+
* 1. Existing License of liberation fonts is complex.
 +
* 2. Over the last couple of years we have requested RFE's to increase coverage of Liberation fonts to support more scripts.
 +
** "RFE: Add Greek Polytonic support to Liberation fonts" #473842
 +
** "Serbian glyphs for Wikipedia"  #657849
 +
* 3. We are noticing some tricky Hinting issues. #591554, #591556, #606217 #768067, #768067
 +
 
 +
'''Solution:'''
 +
* Upstream latest release 2.00.0 based on google croscore fonts resolves all these issues.  
  
  
Line 50: Line 47:
 
== Benefit to Fedora ==
 
== Benefit to Fedora ==
 
<!-- What is the benefit to the platform?  If this is a major capability update, what has changed?  If this is a new feature, what capabilities does it bring? Why will Fedora become a better distribution or project because of this feature?-->
 
<!-- What is the benefit to the platform?  If this is a major capability update, what has changed?  If this is a new feature, what capabilities does it bring? Why will Fedora become a better distribution or project because of this feature?-->
1. Liberation fonts-2.00.0 is as per Fedora project recommended OFL license.
+
* 1. Liberation fonts-2.00.0 is as per Fedora project recommended OFL license.
2. Provide more character covarage.  
+
* 2. Provide more character covarage.  
Latest Version - Older Version
+
** Latest Version - Older Version
2302 (sans) - 667
+
** 2302 (sans) - 667
2274 (mono) - 666
+
** 2274 (mono) - 666
2303 (serif) - 662
+
** 2303 (serif) - 662
 
With this we can resolved RFE for Greek Polytonic support.
 
With this we can resolved RFE for Greek Polytonic support.
3. Improved hinting.
+
* 3. Improved hinting.
 
== Scope ==
 
== Scope ==
 
<!-- What work do the developers have to accomplish to complete the feature in time for release?  Is it a large change affecting many parts of the distribution or is it a very isolated change? What are those changes?-->
 
<!-- What work do the developers have to accomplish to complete the feature in time for release?  Is it a large change affecting many parts of the distribution or is it a very isolated change? What are those changes?-->
1. Upstream release based on croscore fonts.  
+
* 1. Upstream release based on croscore fonts.  
2. Package liberation-narrow-sans as a different package in Fedora. Since licensing issues still not fixed for Liberation Sans Narrow
+
* 2. Package liberation-narrow-sans as a different package in Fedora. Since licensing issues still not fixed for Liberation Sans Narrow
3. Build latest liberation fonts 2.00.0 for Rawhide
+
* 3. Build latest liberation fonts 2.00.0 for Rawhide
4. Testing and bugfixing  
+
* 4. Testing and bugfixing  
  
 
== How To Test ==
 
== How To Test ==
Line 95: Line 92:
 
== Contingency Plan ==
 
== Contingency Plan ==
 
<!-- If you cannot complete your feature by the final development freeze, what is the backup plan?  This might be as simple as "None necessary, revert to previous release behaviour."  Or it might not.  If you feature is not completed in time we want to assure others that other parts of Fedora will not be in jeopardy.  -->
 
<!-- If you cannot complete your feature by the final development freeze, what is the backup plan?  This might be as simple as "None necessary, revert to previous release behaviour."  Or it might not.  If you feature is not completed in time we want to assure others that other parts of Fedora will not be in jeopardy.  -->
1. Need to see first testing reports from users after packaging latest version in Fedora rawhide/18.  
+
* 1. Need to see first testing reports from users after packaging latest version in Fedora rawhide/18.  
2. If users reporting major problems for against improved version. We can roll back to older version of Liberation fonts. 1.07.2
+
* 2. If users reporting major problems for against improved version. We can roll back to older version of Liberation fonts. 1.07.2
  
 
== Documentation ==
 
== Documentation ==

Revision as of 10:29, 18 July 2012

Note.png
All sections of this template are required for review by FESCo. If any sections are empty it will not be reviewed



Contents

Liberation_Fonts_2

Summary

Enhanced version of Liberation fonts having more script coverage, better license and improved hinting.

Owner

  • Email: psatpute@redhat.com

Current status

  • Targeted release: Fedora 18
  • Last updated: 18 Jul 2012(DATE)
  • Percentage of completion: 50%


Detailed Description

Liberation fonts is one of the important font in Fedora distribution due to following reasons.

  • 1. Provides metric compatibility with Arial, Times New Roman, and Courier New fonts of Microsoft Windows platform.
  • 2. Default fonts in Libre Office.

Issues:

  • 1. Existing License of liberation fonts is complex.
  • 2. Over the last couple of years we have requested RFE's to increase coverage of Liberation fonts to support more scripts.
    • "RFE: Add Greek Polytonic support to Liberation fonts" #473842
    • "Serbian glyphs for Wikipedia" #657849
  • 3. We are noticing some tricky Hinting issues. #591554, #591556, #606217 #768067, #768067

Solution:

  • Upstream latest release 2.00.0 based on google croscore fonts resolves all these issues.


Benefit to Fedora

  • 1. Liberation fonts-2.00.0 is as per Fedora project recommended OFL license.
  • 2. Provide more character covarage.
    • Latest Version - Older Version
    • 2302 (sans) - 667
    • 2274 (mono) - 666
    • 2303 (serif) - 662

With this we can resolved RFE for Greek Polytonic support.

  • 3. Improved hinting.

Scope

  • 1. Upstream release based on croscore fonts.
  • 2. Package liberation-narrow-sans as a different package in Fedora. Since licensing issues still not fixed for Liberation Sans Narrow
  • 3. Build latest liberation fonts 2.00.0 for Rawhide
  • 4. Testing and bugfixing

How To Test

1. Install liberation fonts 2.00.0 version 2. See the differences. 3. Check rendering of your test in Libre Office.

User Experience

1. Improved character coverage. 2. Better hinting effect.

Dependencies

1. Feature owner is leading upstream Liberation fonts project.


Contingency Plan

  • 1. Need to see first testing reports from users after packaging latest version in Fedora rawhide/18.
  • 2. If users reporting major problems for against improved version. We can roll back to older version of Liberation fonts. 1.07.2

Documentation

  • No

Release Notes

  • Improved version of Liberation fonts providing more coverage and better hinting.

Comments and Discussion