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6 Commits

Author SHA1 Message Date
Nigel Tao
8552c06628 Freetype-Go: Paint now takes an explicit done bool instead of using a 
magic zero value to indicate end of painting.

This means that Painter implementations can assume thant the Spans' Y
values are monotonic.

R=rsc
CC=golang-dev, rog
http://codereview.appspot.com/1261043
 2010-05-21 15:09:13 -07:00
Nigel Tao
25c38cfec1 Freetype-Go: new freetype package to provide a convenience API to 
draw text onto an image.

This is a simple API that doesn't handle line breaking, ligatures,
right-to-left or vertical scripts, and other fancy features.

R=r, rsc
CC=golang-dev
http://codereview.appspot.com/1121045
 2010-05-14 13:29:53 +10:00
Nigel Tao
7b02573579 Freetype-Go: fast-path vertical lines in the rasterizer. 
This follows ftgrays.c in the C Freetype code.
http://www.google.com/codesearch/p?hl=en#Z2JqmT2tnYQ/Amaya/Distribution/amaya-lib-src-9.54.tgz%7CcsdX8RtClJ4/freetype/src/smooth/ftgrays.c&l=653

R=rsc
CC=golang-dev
http://codereview.appspot.com/1155041
 2010-05-10 10:46:39 +10:00
Nigel Tao
4aa7375072 Freetype-Go: batch Spans when painting. 
Introduce MonochromePainter and GammaCorrectionPainter.

R=r, rsc
CC=golang-dev
http://codereview.appspot.com/904041
 2010-04-13 22:26:10 +10:00
Nigel Tao
593a182c4e Freetype-Go: Implement cubic splines; rename MoveN to AddN. 
R=rsc
CC=golang-dev, r
http://codereview.appspot.com/894041
 2010-04-06 21:25:48 +10:00
Nigel Tao
14f2df1aef Freetype-Go: Initial code check-in. 
R=r, rsc
CC=golang-dev
http://codereview.appspot.com/841042
 2010-04-02 10:07:24 +11:00