Robby Findler
e7d0029aea
added lots of new tests that our documentation is complete
2011-04-25 13:24:43 -05:00
Matthias Felleisen
f2a475eb43
critical bug fix in registration process; please propagate
2011-04-25 11:05:42 -04:00
Matthias Felleisen
88e0631c71
open output files in text mode
2011-04-25 11:05:42 -04:00
Matthias Felleisen
8dbc1994bc
small change to registration format
2011-03-28 20:14:46 -04:00
Matthias Felleisen
5e7ac9a038
fix naming of name of universe state window
2011-03-28 20:14:45 -04:00
Matthias Felleisen
5fee2676dc
leftover debugging aide
2011-03-28 20:14:44 -04:00
Eli Barzilay
a3d00a910a
More LGPL permissions from Chongkai, Neil, and Olin.
...
Also, removed the LGPL blurbs from srfi/1, and redirect to the Racket
license. (To avoid possible future issues with license changes, such as
LGPL version.)
2011-03-03 11:09:09 -05:00
Robby Findler
6fff26ad12
2htdp/image: relax the constraints on 'crop' so that you can crop outside the bounding box
2011-02-21 05:28:37 -06:00
Robby Findler
c1668d894e
added overlay/align, underlay/align, overlay/align/offset, and underlay/align/offset
2011-02-20 15:37:16 -06:00
Robby Findler
5822f1e95f
started on overlay/offset
2011-02-20 15:37:15 -06:00
Matthias Felleisen
43da90a6bc
changed write-file to return the name of the file, period
2011-02-18 09:40:04 -05:00
Robby Findler
4d9c150b7b
2htdp/image: adjust tests
2011-02-11 19:50:15 -06:00
Matthias Felleisen
2c07f6a8e6
some progress on the failing test
2011-02-08 13:46:25 -05:00
Robby Findler
eb45a6f15b
2htdp/image: place-image/align doesn't really need to check that the second image argument has a pinhole
2011-02-06 07:25:08 -06:00
David Van Horn
760a58b65d
Fixes more spelling errors.
2011-02-04 19:44:13 -07:00
David Van Horn
c9519fd113
Fixed various spelling errors.
2011-02-03 17:42:33 -05:00
Robby Findler
e05e6efc7a
added a missing syntax error check
2011-01-29 11:20:12 -06:00
Robby Findler
0dc71e9405
improve the bitmap function in 2htdp/image
...
related to PR 11362
2011-01-24 16:26:15 -06:00
Matthias Felleisen
814a847323
made to-draw/on-draw in big-bang mandatory; Closes PR 11663
2011-01-22 12:07:24 -05:00
Robby Findler
a20809c347
added bitmap/url to 2htdp/image
2011-01-18 10:54:55 -06:00
Mike Sperber
85e02db1ad
Tweak world to enable interoperability with DMdA gui teachpack.
2011-01-16 12:26:50 +01:00
Robby Findler
9964e28969
added a check in bitmap to make the file argument exists
2011-01-11 08:06:26 -06:00
Robby Findler
61664690b5
make the proper test to be able to call un/cache-image
...
closes PR 11598
2011-01-07 11:22:28 -06:00
Robby Findler
1d2b837603
adjusted 2htdp/universe (and world) so that it uses the cache disabling support from 2htdp/image
...
(the caching is not helping when drawing animations; it just allocates extra bitmaps)
2011-01-06 14:24:03 -06:00
Robby Findler
4f19b0d454
add a coercion so that equality is simpler for things produced by 'bitmap'
2011-01-02 06:51:36 -06:00
Robby Findler
7716851cde
2htdp/image: added support for alpha as a mode? argument
2011-01-01 20:01:50 -06:00
Eli Barzilay
e2cc0942cc
Attempt to make some ignore files more robust
2010-12-31 15:59:39 -05:00
Robby Findler
830c797ee4
use pen's alpha color stuff in 2htdp/image
2010-12-31 10:25:01 -06:00
Robby Findler
1d89cfc9d7
2htdp/image fix bitmap scaling to respect alpha channels
2010-12-28 19:08:11 -06:00
Robby Findler
54c337e5d3
2htdp/image: use erase instead of clear to zero out a bitmap
2010-12-27 21:51:16 -06:00
Robby Findler
835f7753dc
generalize the color structs to have an alpha field and then use that in the bitmap conversion functions
2010-12-27 21:51:14 -06:00
Robby Findler
7282e19178
tightened up the check on polygon to make sure the posns contain reals
...
closes PR 10997
2010-12-25 20:33:33 -06:00
Robby Findler
e896360dcf
take advantage of new equal<%> and snip% setup to make image-snip%s equal to 2htdp/image images (when appropriate)
2010-12-24 06:34:43 -06:00
Matthias Felleisen
da7567b7a8
wish list for 2htdp/*sl
2010-12-22 08:47:13 -05:00
Matthias Felleisen
d4dd5f13e1
idea collection for 2htdp/*sl
2010-12-22 08:47:13 -05:00
Robby Findler
2dc15061a8
adjust Sam's edit so the file is now properly indented
2010-12-17 13:53:03 -06:00
Robby Findler
4917d2af4a
added freeze to 2htdp/image
2010-12-17 13:51:10 -06:00
Sam Tobin-Hochstadt
24ea7d34fc
Fix use of 'fn-name in 2htdp/image error messages.
2010-12-17 12:37:32 -05:00
Sam Tobin-Hochstadt
4e85687d96
Ignore test-generated files
2010-12-17 12:32:28 -05:00
Sam Tobin-Hochstadt
8a8a8dbe4b
Separate snip% from the gui
2010-12-17 12:32:26 -05:00
Sam Tobin-Hochstadt
d92ce41a6f
Make 2htdp/image produce png-convertible results.
2010-12-17 12:32:25 -05:00
Robby Findler
4d04aa2b97
generalize define/chk to work with case-lambda-style functions
2010-12-17 10:02:40 -06:00
Robby Findler
e0b425e5d8
change more cross-collection requires
2010-12-17 10:02:38 -06:00
Robby Findler
db116cd14b
don't go up past the collection with relative requires
2010-12-12 16:24:18 -06:00
John Clements
b51626933c
hide big-bang startup code
2010-12-07 20:44:31 -08:00
Robby Findler
36e8d5ef99
remove bogus comment
2010-12-07 07:05:56 -06:00
Matthias Felleisen
bd0b8d9c9f
the Utah refactoring accidentally nested queue-callback; closes PR11500
2010-12-06 23:04:08 -05:00
Matthias Felleisen
4af96aaa1c
use 'any for read-line, closes PR11445
2010-12-06 23:04:08 -05:00
Robby Findler
b884623da2
use for/list intead of a (one off) map/i function.
2010-12-06 14:22:10 -06:00
Robby Findler
45a97cb561
off by one error in 2htdp/image error messages
...
closes PR 11476
2010-12-06 14:22:10 -06:00