MultiImage.st
author Claus Gittinger <cg@exept.de>
Tue, 29 Apr 2003 16:26:55 +0200
changeset 1757 f6b3270f30d1
parent 1708 43566f862a4d
child 2064 429bdc16e515
permissions -rw-r--r--
*** empty log message ***
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1757
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     1
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     2
 COPYRIGHT (c) 2003 by eXept Software AG
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     3
              All Rights Reserved
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     4
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     5
 This software is furnished under a license and may be used
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     6
 only in accordance with the terms of that license and with the
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     7
 inclusion of the above copyright notice.   This software may not
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     8
 be provided or otherwise made available to, or used by, any
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
     9
 other person.  No title to or ownership of the software is
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    10
 hereby transferred.
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    11
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    12
1626
a987e8cf97b1 *** empty log message ***
Stefan Vogel <sv@exept.de>
parents: 1617
diff changeset
    13
"{ Package: 'stx:libview2' }"
1607
432b696242ea initial checkin
penk
parents:
diff changeset
    14
432b696242ea initial checkin
penk
parents:
diff changeset
    15
Object subclass:#MultiImage
432b696242ea initial checkin
penk
parents:
diff changeset
    16
	instanceVariableNames:'images'
432b696242ea initial checkin
penk
parents:
diff changeset
    17
	classVariableNames:''
432b696242ea initial checkin
penk
parents:
diff changeset
    18
	poolDictionaries:''
432b696242ea initial checkin
penk
parents:
diff changeset
    19
	category:'Graphics-Images'
432b696242ea initial checkin
penk
parents:
diff changeset
    20
!
432b696242ea initial checkin
penk
parents:
diff changeset
    21
1757
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    22
!MultiImage class methodsFor:'documentation'!
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    23
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    24
copyright
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    25
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    26
 COPYRIGHT (c) 2003 by eXept Software AG
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    27
              All Rights Reserved
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    28
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    29
 This software is furnished under a license and may be used
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    30
 only in accordance with the terms of that license and with the
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    31
 inclusion of the above copyright notice.   This software may not
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    32
 be provided or otherwise made available to, or used by, any
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    33
 other person.  No title to or ownership of the software is
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    34
 hereby transferred.
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    35
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    36
!
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    37
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    38
documentation
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    39
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    40
    A multiImage is an image which is drawn by drawing multiple images on top of each other.
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    41
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    42
    [author:]
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    43
        Claus Gittinger
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    44
"
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
    45
! !
1607
432b696242ea initial checkin
penk
parents:
diff changeset
    46
432b696242ea initial checkin
penk
parents:
diff changeset
    47
!MultiImage class methodsFor:'instance creation'!
432b696242ea initial checkin
penk
parents:
diff changeset
    48
432b696242ea initial checkin
penk
parents:
diff changeset
    49
images:imageCollection
432b696242ea initial checkin
penk
parents:
diff changeset
    50
    ^ self new images:imageCollection
432b696242ea initial checkin
penk
parents:
diff changeset
    51
! !
432b696242ea initial checkin
penk
parents:
diff changeset
    52
432b696242ea initial checkin
penk
parents:
diff changeset
    53
!MultiImage methodsFor:'accessing'!
432b696242ea initial checkin
penk
parents:
diff changeset
    54
1614
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    55
device
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    56
    ^ images first device
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    57
!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    58
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    59
images
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    60
    "return the value of the instance variable 'images' (automatically generated)"
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    61
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    62
    ^ images
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    63
!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    64
1607
432b696242ea initial checkin
penk
parents:
diff changeset
    65
images:something
432b696242ea initial checkin
penk
parents:
diff changeset
    66
    "set the value of the instance variable 'images' (automatically generated)"
432b696242ea initial checkin
penk
parents:
diff changeset
    67
432b696242ea initial checkin
penk
parents:
diff changeset
    68
    images := something.
432b696242ea initial checkin
penk
parents:
diff changeset
    69
! !
432b696242ea initial checkin
penk
parents:
diff changeset
    70
432b696242ea initial checkin
penk
parents:
diff changeset
    71
!MultiImage methodsFor:'displaying'!
432b696242ea initial checkin
penk
parents:
diff changeset
    72
432b696242ea initial checkin
penk
parents:
diff changeset
    73
displayOn:aGC x:x y:y opaque:opaque
432b696242ea initial checkin
penk
parents:
diff changeset
    74
    |doOpaque|
432b696242ea initial checkin
penk
parents:
diff changeset
    75
432b696242ea initial checkin
penk
parents:
diff changeset
    76
    doOpaque := opaque.
432b696242ea initial checkin
penk
parents:
diff changeset
    77
    images do:[:eachImage |
432b696242ea initial checkin
penk
parents:
diff changeset
    78
        eachImage displayOn:aGC x:x y:y opaque:doOpaque.
432b696242ea initial checkin
penk
parents:
diff changeset
    79
        doOpaque := false.
432b696242ea initial checkin
penk
parents:
diff changeset
    80
    ].
432b696242ea initial checkin
penk
parents:
diff changeset
    81
! !
432b696242ea initial checkin
penk
parents:
diff changeset
    82
1614
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    83
!MultiImage methodsFor:'misc'!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    84
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    85
clearMaskedPixels
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    86
    images := images do:[:eachImage | eachImage clearMaskedPixels].
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    87
    ^ self
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    88
!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    89
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    90
onDevice:device
1654
0ced7b571123 care for nil-images
Claus Gittinger <cg@exept.de>
parents: 1626
diff changeset
    91
    images := images collect:[:eachImage | (eachImage onDevice:device) ? eachImage].
1614
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    92
    ^ self
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    93
! !
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    94
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    95
!MultiImage methodsFor:'queries'!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
    96
1708
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
    97
ascentOn:aGC
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
    98
    "I will not draw myself above the baseline"
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
    99
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
   100
    ^ 0
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
   101
!
43566f862a4d ascentOn:
Claus Gittinger <cg@exept.de>
parents: 1654
diff changeset
   102
1614
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   103
height  
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   104
    ^ images inject:0 into:[:maxSoFar :eachImage | maxSoFar max:eachImage height].
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   105
!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   106
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   107
isImageOrForm
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   108
    ^ true
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   109
!
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   110
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   111
width
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   112
    ^ images inject:0 into:[:maxSoFar :eachImage | maxSoFar max:eachImage width].
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   113
! !
b147a4fd04cf defined source container
penk
parents: 1607
diff changeset
   114
1607
432b696242ea initial checkin
penk
parents:
diff changeset
   115
!MultiImage class methodsFor:'documentation'!
432b696242ea initial checkin
penk
parents:
diff changeset
   116
432b696242ea initial checkin
penk
parents:
diff changeset
   117
version
1757
f6b3270f30d1 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 1708
diff changeset
   118
    ^ '$Header: /cvs/stx/stx/libview2/MultiImage.st,v 1.7 2003-04-29 14:26:55 cg Exp $'
1607
432b696242ea initial checkin
penk
parents:
diff changeset
   119
! !