Robby Findler
ae5cd21a1b
2htdp/image: changed the way drawing works, specifically avoid normalization before drawing to preserve sharing
2010-11-04 13:55:41 -05:00
Robby Findler
4941aec617
removed unused argument to normalize-image
2010-11-04 13:55:40 -05:00
Robby Findler
d082e805b2
fix bug in error checking for save-image
2010-10-31 10:12:04 -05:00
Robby Findler
e80fb21c7c
unbreak test suite
2010-10-31 10:12:03 -05:00
Robby Findler
cc0f246048
unbreak 2htdp/image
2010-10-29 14:55:56 -05:00
Matthias Felleisen
18a81f8552
record images during world program, not events; Closes PR11351
2010-10-28 18:43:19 -04:00
Robby Findler
82d11cfa6c
fix up Matthias's tests so they are more drdr friendly
2010-10-28 17:20:43 -05:00
Robby Findler
ebe486886c
change 2htdp/image to export image=?
2010-10-28 17:20:43 -05:00
Robby Findler
3782c2e749
change save-bitmap in 2htdp/image so that is uses the width and height of the image by default, but also so it accepts two optional arguments to change that.
2010-10-28 17:20:43 -05:00
Robby Findler
a744958fd5
added support to the 2htdp/image library for reading files when there is no GUI around.
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currently the support is limited to images that can only report their sizes and pinholes and where equal?
signals an error unless the arguments are eq?.
2010-10-28 11:32:14 -05:00
Matthias Felleisen
f600531e50
improved testing for record?
2010-10-27 10:35:11 -04:00
Matthias Felleisen
f876a854c6
partial fix for pr11350
2010-10-27 10:21:36 -04:00
Matthias Felleisen
6457f1e4cc
record? is working as it used, plus ability to auto-save images so I can write a test case, Closes PR11348 and PR11349
2010-10-26 19:02:43 -04:00
Robby Findler
35f64145ca
adjusted the way caching works for bitmaps to be more effective
2010-10-22 06:45:57 -05:00
Matthias Felleisen
49060ff57c
merged two error checking files
2010-10-13 15:07:33 -04:00
Matthias Felleisen
ae04ddc7d9
the mouse and key handler shouldn't be set to defaults; when there are no on-* clauses, they should be ignored
2010-10-13 14:50:55 -04:00
Matthias Felleisen
8fb58bb74e
making the stepper (mostly) happy
2010-10-12 18:10:35 -04:00
Matthias Felleisen
0eed02bd0d
typo in world.rkt
2010-10-08 16:31:52 -04:00
Matthias Felleisen
58684bbf4e
merged keywords back into universe
2010-10-08 16:17:41 -04:00
Matthias Felleisen
995ce61434
to-draw and on-draw check
2010-10-08 16:17:03 -04:00
Matthias Felleisen
96bf9d2518
deleted
2010-10-08 16:16:04 -04:00
Matthias Felleisen
963adb64ce
run tests all at once
2010-10-08 14:04:32 -04:00
Robby Findler
05d16d9311
closes PR 11293
2010-10-07 19:36:18 -05:00
Matthias Felleisen
8ef896431a
adjusting big-bang and universe so that they call functions and don't expand into object construction
2010-10-07 18:49:43 -04:00
Matthias Felleisen
767d72ed03
re-exported keywords
2010-10-04 20:41:38 -04:00
Matthias Felleisen
8bed0b6a30
function protocol for world creation
2010-10-04 18:22:04 -04:00
Robby Findler
08b9396e2f
closes PR 11236
2010-09-21 16:47:55 -05:00
Eli Barzilay
ee138cf2cb
Some repeated "and and"s and "the the"s, and two more typos.
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Closes PR 11229.
2010-09-20 15:38:18 -04:00
Robby Findler
31685bc496
Adjusted 2htdp/image's frame primitive so that it does not draw
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outside of the bounding box.
2010-09-09 06:58:55 -05:00
Robby Findler
9105b92240
added overlay/pinhole and underlay/pinhole
2010-09-07 09:35:21 -05:00
Robby Findler
6f0b6eebbe
Added pinholes as x-place and y-place arguments
2010-09-06 20:39:13 -05:00
Robby Findler
d10cd2e6fa
preserve pinholes in overlaying and related functions
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(also started to add "pinhole" as a place, but not done with that yet)
2010-09-06 20:39:12 -05:00
Robby Findler
cc96864868
added pinhole support to cropping primitives and to frame
2010-09-06 20:39:12 -05:00
Robby Findler
9b720b9c0d
added pinhole support to add-line, add-curve, scene+line, and scene+curve
2010-09-06 20:39:12 -05:00
Robby Findler
d2e443ac97
made equality check on images sensitive to pinholes
2010-09-06 20:39:11 -05:00
Robby Findler
9087348b7e
added pinhole support to the flipping prims
2010-09-06 20:39:11 -05:00
Robby Findler
157e9c2512
made rotation work with pinholes
2010-09-06 20:39:11 -05:00
Robby Findler
e3b51e8cf4
made scaling work with pinholes
2010-09-06 20:39:11 -05:00
Robby Findler
986b36d761
added basic pinhole tests
2010-09-06 20:39:10 -05:00
Robby Findler
4fa7fa2994
Added docs and exported basic pinhole manipulation primitives
2010-09-06 20:39:10 -05:00
Robby Findler
5e01ac5537
added a pinhole property to images
2010-09-06 20:39:10 -05:00
Matthew Flatt
081fc3bad5
fix 2htdp/image bitmap rotation direction
2010-09-04 16:43:38 -06:00
Robby Findler
1fa6be75b5
added image->color-list and color-list->bitmap
2010-09-04 13:52:49 -05:00
Matthew Flatt
e0d9d2565c
fix problem with rotation on images such as bitmaps
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and replace internal `bring-between' with an efficient version
Closes PR 11124
2010-08-30 20:15:20 -06:00
Robby Findler
3704e2d69f
added a better explanation of pixels and fixed a bug in save-image
2010-08-28 20:41:58 -05:00
Robby Findler
3d5843aa81
fixed pen and color so they signal errors properly
2010-08-28 08:52:59 -05:00
Robby Findler
405fded9c3
change empty scene so that it draws the border for the scene inside the scene,
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instead of using the usual rectangle "right/bottom outside" drawing
(hopefully) closes PR 11139
2010-08-28 07:57:52 -05:00
Robby Findler
8d2db5f4bf
fixed a bug found by random testing
2010-08-22 20:33:30 -05:00
Robby Findler
720a86052f
improved crop so that it doesn't fail when the coordinates are out of range
2010-08-22 15:12:10 -05:00
Robby Findler
f1e38247e0
improved the error message for save-image
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closes PR 11076
2010-08-20 17:39:45 -05:00
