# HG changeset patch
# User Claus Gittinger <cg@exept.de>
# Date 1539257290 -7200
# Node ID 76dd8e2f2fd8e3f44b8e25e64f234cce3299e189
# Parent  755b9b3a06b8fb28c9defe1417b60037910e2df2
#FEATURE by cg
class: ImageEditor
added:
	#exchangeGreenBlueChannels
	#exchangeRedBlueChannels
	#exchangeRedGreenChannels
comment/format in: #hasColormap

class: ImageEditor class
changed: #menuColors

diff -r 755b9b3a06b8 -r 76dd8e2f2fd8 ImageEditor.st
--- a/ImageEditor.st	Wed Oct 10 20:56:51 2018 +0200
+++ b/ImageEditor.st	Thu Oct 11 13:28:10 2018 +0200
@@ -1,3 +1,5 @@
+"{ Encoding: utf8 }"
+
 "
  COPYRIGHT (c) 1997-1998 by eXept Software AG
               All Rights Reserved
@@ -3176,7 +3178,18 @@
                (MenuItem
                   label: 'Invert Pixel Bits'
                   itemValue: makeInvertedBits
-                  isVisible: hasColormap
+                )
+               (MenuItem
+                  label: 'Exchange Red-Green'
+                  itemValue: exchangeRedGreenChannels
+                )
+               (MenuItem
+                  label: 'Exchange Red-Blue'
+                  itemValue: exchangeRedBlueChannels
+                )
+               (MenuItem
+                  label: 'Exchange Green-Blue'
+                  itemValue: exchangeGreenBlueChannels
                 )
                (MenuItem
                   label: '-'
@@ -3304,8 +3317,6 @@
         nil
         nil
       )
-
-    "Modified: / 23-10-2017 / 11:18:58 / cg"
 !
 
 menuEdit
@@ -4947,7 +4958,9 @@
     |img|
     
     ^ (img := self image) notNil 
-        and:[img colorMap notNil or:[ drawingColormap notNil or:[ self listOfColors notEmptyOrNil ]]]
+        and:[img colorMap notNil 
+                or:[ drawingColormap notNil 
+                or:[ self listOfColors notEmptyOrNil ]]]
 
     "Created: / 30-09-1998 / 23:53:55 / cg"
     "Modified: / 23-02-2017 / 09:57:45 / cg"
@@ -5823,8 +5836,8 @@
         resourceSelector notNil ifTrue:[
             ^ resources 
                     string:(self modified 
-                            ifTrue:['ImageEditor (modified): %1 » %2']
-                            ifFalse:['ImageEditor: %1 » %2'])
+                            ifTrue:['ImageEditor (modified): %1 » %2']
+                            ifFalse:['ImageEditor: %1 » %2'])
                     with:resourceClass name
                     with:resourceSelector
         ].
@@ -5857,8 +5870,8 @@
         resourceSelector notNil ifTrue:[
             ^ resources 
                     string:(self modified 
-                            ifTrue:['Image (modified) from: %1 » %2']
-                            ifFalse:['Image from: %1 » %2'])
+                            ifTrue:['Image (modified) from: %1 » %2']
+                            ifFalse:['Image from: %1 » %2'])
                     with:resourceClass name
                     with:resourceSelector
         ].
@@ -9049,6 +9062,24 @@
     "Modified: / 30-08-2017 / 02:13:03 / cg"
 !
 
+exchangeGreenBlueChannels
+    self updateImageAfterDoing:#exchangeGreenBlueChannels.
+
+    "Created: / 31-08-2017 / 13:51:10 / cg"
+!
+
+exchangeRedBlueChannels
+    self updateImageAfterDoing:#exchangeRedBlueChannels.
+
+    "Created: / 31-08-2017 / 13:51:10 / cg"
+!
+
+exchangeRedGreenChannels
+    self updateImageAfterDoing:#exchangeRedGreenChannels.
+
+    "Created: / 31-08-2017 / 13:51:10 / cg"
+!
+
 makeInvertedBits
     "inverts the pixels - for palettes, this leads to funny results.
      For others, this is the same as negating"