1625
|
1 |
"
|
|
2 |
COPYRIGHT (c) 1997 by eXept Software AG / Claus Gittinger
|
|
3 |
All Rights Reserved
|
|
4 |
|
|
5 |
This software is furnished under a license and may be used
|
|
6 |
only in accordance with the terms of that license and with the
|
|
7 |
inclusion of the above copyright notice. This software may not
|
|
8 |
be provided or otherwise made available to, or used by, any
|
|
9 |
other person. No title to or ownership of the software is
|
|
10 |
hereby transferred.
|
|
11 |
"
|
|
12 |
|
|
13 |
|
|
14 |
|
|
15 |
Depth8Image subclass:#AlphaMask
|
|
16 |
instanceVariableNames:''
|
|
17 |
classVariableNames:''
|
|
18 |
poolDictionaries:''
|
|
19 |
category:'Graphics-Images'
|
|
20 |
!
|
|
21 |
|
|
22 |
!AlphaMask class methodsFor:'documentation'!
|
|
23 |
|
|
24 |
copyright
|
|
25 |
"
|
|
26 |
COPYRIGHT (c) 1997 by eXept Software AG / Claus Gittinger
|
|
27 |
All Rights Reserved
|
|
28 |
|
|
29 |
This software is furnished under a license and may be used
|
|
30 |
only in accordance with the terms of that license and with the
|
|
31 |
inclusion of the above copyright notice. This software may not
|
|
32 |
be provided or otherwise made available to, or used by, any
|
|
33 |
other person. No title to or ownership of the software is
|
|
34 |
hereby transferred.
|
|
35 |
"
|
|
36 |
|
|
37 |
|
|
38 |
!
|
|
39 |
|
|
40 |
documentation
|
|
41 |
"
|
|
42 |
instances of this class will eventually be used to represent an
|
|
43 |
images alpha channel information;
|
|
44 |
if added to an image (via #mask:), pixels will be merged with underlying
|
|
45 |
destination pixels according to the alpha value.
|
|
46 |
However, alpha-image drawing is not yet implemented in the current version.
|
|
47 |
|
|
48 |
AlphaMask does not add anything new - basically, its a depth8-image.
|
|
49 |
|
|
50 |
[See also:]
|
|
51 |
Image ImageReader
|
|
52 |
|
|
53 |
[author:]
|
|
54 |
Claus Gittinger
|
|
55 |
"
|
|
56 |
|
|
57 |
|
1626
|
58 |
!
|
|
59 |
|
|
60 |
examples
|
|
61 |
"
|
|
62 |
examples to be added.
|
|
63 |
"
|
|
64 |
!
|
|
65 |
|
|
66 |
history
|
|
67 |
"Created: 22.4.1997 / 14:12:53 / cg"
|
1625
|
68 |
! !
|
|
69 |
|
|
70 |
!AlphaMask methodsFor:'queries'!
|
|
71 |
|
|
72 |
isMask
|
|
73 |
^ true
|
|
74 |
|
|
75 |
"Created: 22.4.1997 / 14:12:13 / cg"
|
|
76 |
! !
|
|
77 |
|
|
78 |
!AlphaMask class methodsFor:'documentation'!
|
|
79 |
|
|
80 |
version
|
1626
|
81 |
^ '$Header: /cvs/stx/stx/libview/AlphaMask.st,v 1.1 1997-04-22 12:17:09 cg Exp $'
|
1625
|
82 |
! !
|