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386
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"
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COPYRIGHT (c) 1993 by Claus Gittinger
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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ImageView subclass:#ImageEditView
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instanceVariableNames:'magnification gridMagnification selectColors imageReaderClass
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resourceClass resourceSelector editMode mouseKeyColorMode
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undoImage modified coordInfoBlock'
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classVariableNames:'Clipboard'
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poolDictionaries:''
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category:'Views-Misc'
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!
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!ImageEditView class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 1993 by Claus Gittinger
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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!
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documentation
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"
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This View will eventually be able to edit bitmap images.
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For now, it is not.
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[author:]
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Claus Gittinger
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[see also:]
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Image Form
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[start with:]
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ImageEditView openOn:'bitmaps/gifImages/garfield.gif'
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ImageEditView openOnImage:(Image fromFile:'bitmaps/gifImages/garfield.gif')
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"
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! !
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!ImageEditView methodsFor:'accessing'!
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coordInfoBlock: aBlock
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coordInfoBlock := aBlock
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!
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gridMagnification: aPoint
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gridMagnification := aPoint
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!
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imageReaderClass
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^imageReaderClass
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!
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magnification
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^magnification
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!
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magnification:aPoint
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magnification ~= aPoint
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ifTrue:
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[
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magnification := aPoint asPoint.
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self scrollToTopLeft.
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self contentsChanged.
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self invalidate.
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].
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!
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resourceClass
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^resourceClass
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!
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resourceClass: aClassOrSymbol
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resourceClass := aClassOrSymbol isClass ifTrue: [aClassOrSymbol name] ifFalse: [aClassOrSymbol asSymbol].
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!
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resourceMessage
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^resourceClass, ' ', resourceSelector
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!
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resourceMessage: aMessage
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(aMessage notNil and: [aMessage trimBlanks size > 0])
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ifTrue:
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[
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resourceClass := aMessage readStream nextWord asSymbol.
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resourceSelector := aMessage reversed readStream nextWord reverse asSymbol.
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]
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ifFalse:
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[
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^nil
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].
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^self resourceClass: resourceClass selector: resourceSelector
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!
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resourceSelector
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^resourceSelector
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!
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resourceSelector: aStringOrSymbol
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resourceSelector := aStringOrSymbol asSymbol
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!
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selectedColor
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^selectColors at: mouseKeyColorMode
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!
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selectedColor: aColor
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selectColors at: mouseKeyColorMode put: aColor
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! !
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!ImageEditView methodsFor:'drawing'!
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redrawImageX:x y:y width:w height:h
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|ih iw dotW dotH minX maxX minY maxY color last lastY runW x0 xI yI maskColor|
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ih := image height.
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iw := image width.
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dotW := magnification x.
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dotH := magnification y.
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minX := (x // dotW).
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minX >= iw ifTrue:[minX := iw - 1].
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minY := (y // dotH).
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minY >= ih ifTrue:[minY := ih - 1].
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maxX := (x + w) // dotW + 1.
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maxX > iw ifTrue:[maxX := iw].
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maxY := (y + h) // dotH + 1.
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maxY > ih ifTrue:[maxY := ih].
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lastY := -1.
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x0 := minX.
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runW := 0.
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maskColor := false.
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image colorsFromX:minX y:minY toX:maxX-1 y:maxY-1 do:
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[:xx :yy :color|
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yy ~~ lastY ifTrue:
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[
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runW ~~ 0 ifTrue:
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[
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|origin|
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origin := (x0 * dotW + margin)@(lastY * dotH + margin).
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self fillRectangle: (origin extent: (runW@dotH)).
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0 to: runW by: dotW do: [:xxx| self drawFrameAt: ((origin x + xxx) @origin y)].
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maskColor ifTrue:
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[
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self drawMaskPointAt: origin
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].
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runW := 0.
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].
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x0 := xx.
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lastY := yy.
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].
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color ~~ last ifTrue:
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[
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runW ~~ 0 ifTrue:
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[
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|origin|
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origin := (x0 * dotW + margin)@(yy * dotH + margin).
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self fillRectangle: (origin extent: (runW@dotH)).
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0 to: runW by: dotW do: [:xxx| self drawFrameAt: ((origin x + xxx) @origin y)].
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maskColor ifTrue:
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[
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self drawMaskPointAt: origin
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].
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runW := 0.
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].
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self paint: (last := color).
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image mask notNil ifTrue:
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[
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maskColor := false.
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(image mask colorAt: xx@yy) = Color black ifTrue:
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[
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self paint: (last := self viewBackground).
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maskColor := true.
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].
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last := nil.
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].
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runW := 0.
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x0 := xx.
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].
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runW := runW + dotW
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].
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runW ~~ 0 ifTrue:
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[
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|origin|
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origin := (x0 * dotW + margin)@(lastY * dotH + margin).
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self fillRectangle: (origin extent: runW@dotH).
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0 to: runW by: dotW do: [:xxx| self drawFrameAt: ((origin x + xxx) @origin y)].
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maskColor ifTrue:
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[
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self drawMaskPointAt: origin.
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].
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runW := 0.
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].
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!
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redrawX:x y:y width:w height:h
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|ih iw xI yI|
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image isNil ifTrue:[^self].
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magnification = (1@1) ifTrue:
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[
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super redrawX:x y:y width:w height:h.
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self drawFrame.
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^ self
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].
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self clippingRectangle: (x@y extent: w@h).
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self redrawImageX:x y:y width:w height:h.
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"/ right of image ?
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adjust == #center ifTrue:
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[
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xI := (width - (margin * 2) - ih) // 2.
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yI := (height - (margin * 2) - iw) // 2.
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]
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ifFalse:
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[
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xI := yI := margin
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].
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(x + w - 1) > (xI + (magnification x * image width)) ifTrue:
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[
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self clearRectangleX:(xI + (magnification x * image width))
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y:y
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width:(x + w - (magnification x * image width) - xI)
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height:h
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].
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(y + h - 1) > (yI + (magnification y * image height)) ifTrue:
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[
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self clearRectangleX:margin
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y:(yI + (magnification y * image height))
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width:w
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height:(y + h - (magnification y * image height) - yI)
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].
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self drawFrame.
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self clippingRectangle: nil.
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! !
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!ImageEditView methodsFor:'edit modes'!
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editMode
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editMode isNil ifTrue: [editMode := 'point'].
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^editMode
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!
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editMode:aMode
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editMode := aMode
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!
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mouseKeyColorMode
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^mouseKeyColorMode printString
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!
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mouseKeyColorMode:aMode
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mouseKeyColorMode := aMode asInteger
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! !
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!ImageEditView methodsFor:'event handling'!
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buttonMotion:state x:x y:y
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self selectedColor notNil & image notNil & (self imageContainsPoint: x@y) & (editMode = 'point')
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ifTrue: [^self pointAt: x@y].
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!
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buttonPress:button x:x y:y
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self selectedColor notNil & image notNil & (self imageContainsPoint: x@y)
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ifTrue:
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[
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undoImage := image copy.
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mouseKeyColorMode := button.
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(editMode = 'point') ifTrue: [self pointAt: x@y].
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(editMode = 'replace') ifTrue: [self replaceAt: x@y].
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(editMode = 'paste') ifTrue: [self pasteAt: x@y].
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(editMode = 'box') | (editMode = 'copy') ifTrue: [self boxAt: x@y].
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^self
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].
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! !
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!ImageEditView methodsFor:'image drawing'!
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boxAt: aPoint
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|firstPoint currentPoint lastCurrentPoint currentExtent imageFirstPoint imageExtent|
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firstPoint := lastCurrentPoint := aPoint//magnification*magnification.
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[Display anyButtonPressed]
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whileTrue:
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[
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currentPoint := (0@0) max: (image extent * magnification min: (self translation negated + (device translatePoint: self sensor mousePoint from:device rootView id to:self id))).
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currentPoint := currentPoint//magnification*magnification.
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currentExtent := (firstPoint - currentPoint) abs.
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currentPoint ~= lastCurrentPoint ifTrue:
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[
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self redraw: ((firstPoint min: lastCurrentPoint) - 1 extent: (firstPoint - lastCurrentPoint) abs + 2).
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editMode = 'copy'
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ifTrue:
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[
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self xoring: [self fillRectangle: ((firstPoint min: currentPoint) + 1 extent: currentExtent - 1)]
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].
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editMode = 'box'
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ifTrue:
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[
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self selectedColor ~= Color noColor
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ifTrue: [self paint: self selectedColor]
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ifFalse: [self paint: self viewBackground].
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self fillRectangle: ((firstPoint min: currentPoint) + 1 extent: currentExtent - 1)
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].
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].
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self drawLabel: currentPoint//magnification.
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lastCurrentPoint := currentPoint.
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].
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356 |
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imageFirstPoint := (firstPoint min: currentPoint)//magnification.
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imageExtent := currentExtent//magnification.
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editMode = 'box'
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ifTrue:
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[
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self selectedColor ~= Color noColor
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ifTrue:
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[
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365 |
image mask notNil ifTrue: [image mask fillRectangleX: imageFirstPoint x y: imageFirstPoint y width: imageExtent x height: imageExtent y with:Color white].
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366 |
image fillRectangleX: imageFirstPoint x y: imageFirstPoint y width: imageExtent x height: imageExtent y with: self selectedColor.
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self paint: self selectedColor.
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]
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ifFalse:
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[
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371 |
image fillRectangleX: imageFirstPoint x y: imageFirstPoint y width: imageExtent x height: imageExtent y with: ((image colorMap includes: Color black) ifTrue: [Color black] ifFalse: [image colorMap first]).
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372 |
image mask notNil ifTrue: [image mask fillRectangleX: imageFirstPoint x y: imageFirstPoint y width: imageExtent x height: imageExtent y with: Color black].
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373 |
self paint: self viewBackground.
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].
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image restored.
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modified := true.
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377 |
].
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378 |
editMode = 'copy'
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379 |
ifTrue:
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380 |
[
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381 |
Clipboard := image subImageIn: (imageFirstPoint extent: imageExtent)
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382 |
].
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383 |
self redraw: ((firstPoint min: currentPoint) - 1 extent: (firstPoint - currentPoint) abs + 2).
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384 |
!
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385 |
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386 |
pasteAt: aPoint
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387 |
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|
388 |
Object errorSignal handle:
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|
389 |
[:ex|
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|
390 |
WarningBox warn: 'Pasting into this image failed!!'.
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391 |
]
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392 |
do:
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393 |
[
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|
394 |
|imagePoint|
|
|
|
395 |
imagePoint := aPoint//magnification.
|
|
|
396 |
image copyFrom: Clipboard x:0 y:0 toX: imagePoint x y: imagePoint y width: Clipboard width height: Clipboard height.
|
|
|
397 |
self redraw: (imagePoint * magnification extent: (Clipboard extent * magnification)).
|
|
|
398 |
self drawLabel: imagePoint.
|
|
|
399 |
image restored.
|
|
|
400 |
modified := true.
|
|
|
401 |
]
|
|
|
402 |
!
|
|
|
403 |
|
|
|
404 |
pointAt: aPoint
|
|
|
405 |
|
|
|
406 |
|imagePoint|
|
|
|
407 |
imagePoint := aPoint//magnification.
|
|
|
408 |
self selectedColor ~= Color noColor
|
|
|
409 |
ifTrue:
|
|
|
410 |
[
|
|
|
411 |
image mask notNil ifTrue: [image mask colorAt: imagePoint put: Color white].
|
|
|
412 |
image colorAt: imagePoint put: self selectedColor.
|
|
|
413 |
self paint: self selectedColor.
|
|
|
414 |
]
|
|
|
415 |
ifFalse:
|
|
|
416 |
[
|
|
|
417 |
image colorAt: imagePoint put: ((image colorMap includes: Color black) ifTrue: [Color black] ifFalse: [image colorMap first]).
|
|
|
418 |
image mask notNil ifTrue: [image mask colorAt: imagePoint put: Color black].
|
|
|
419 |
self paint:self viewBackground.
|
|
|
420 |
].
|
|
|
421 |
|
|
|
422 |
self fillRectangle: (imagePoint * magnification + 1 extent: magnification).
|
|
|
423 |
self selectedColor = Color noColor
|
|
|
424 |
ifTrue:
|
|
|
425 |
[
|
|
|
426 |
self drawMaskPointAt: imagePoint * magnification + 1.
|
|
|
427 |
].
|
|
|
428 |
self drawFrameAt: aPoint.
|
|
|
429 |
self drawLabel: imagePoint.
|
|
|
430 |
image restored.
|
|
|
431 |
modified := true.
|
|
|
432 |
!
|
|
|
433 |
|
|
|
434 |
replaceAt: aPoint
|
|
|
435 |
|
|
|
436 |
|imagePoint|
|
|
|
437 |
imagePoint := aPoint//magnification.
|
|
|
438 |
self selectedColor ~= Color noColor
|
|
|
439 |
ifTrue:
|
|
|
440 |
[
|
|
|
441 |
image mask notNil ifTrue: [image mask fillAround: imagePoint withColor: Color white].
|
|
|
442 |
image fillAround: imagePoint withColor: self selectedColor.
|
|
|
443 |
self paint: self selectedColor.
|
|
|
444 |
]
|
|
|
445 |
ifFalse:
|
|
|
446 |
[
|
|
|
447 |
image mask notNil ifTrue: [image mask fillAround: imagePoint withColor: Color black].
|
|
|
448 |
self paint:self viewBackground.
|
|
|
449 |
].
|
|
|
450 |
self drawLabel: imagePoint.
|
|
|
451 |
self invalidate.
|
|
|
452 |
image restored.
|
|
|
453 |
modified := true.
|
|
|
454 |
|
|
|
455 |
!
|
|
|
456 |
|
|
|
457 |
undo
|
|
|
458 |
|
|
|
459 |
undoImage notNil
|
|
|
460 |
ifTrue:
|
|
|
461 |
[
|
|
|
462 |
modified := false.
|
|
|
463 |
self image: undoImage.
|
|
|
464 |
self invalidate
|
|
|
465 |
]
|
|
|
466 |
! !
|
|
|
467 |
|
|
|
468 |
!ImageEditView methodsFor:'image editing'!
|
|
|
469 |
|
|
|
470 |
flipHorizontal
|
|
|
471 |
|
|
|
472 |
self image: image flipHorizontal.
|
|
|
473 |
|
|
|
474 |
!
|
|
|
475 |
|
|
|
476 |
flipVertical
|
|
|
477 |
|
|
|
478 |
self image: image flipVertical.
|
|
|
479 |
|
|
|
480 |
!
|
|
|
481 |
|
|
|
482 |
negativeImage
|
|
|
483 |
|
|
|
484 |
self image: image negative.
|
|
|
485 |
|
|
|
486 |
!
|
|
|
487 |
|
|
|
488 |
resizeImage
|
|
|
489 |
|
|
|
490 |
|b newSize|
|
|
|
491 |
|
|
|
492 |
b := EnterBox new.
|
|
|
493 |
b title:'resize image'.
|
|
|
494 |
b okText:'apply'.
|
|
|
495 |
b abortText:'abort'.
|
|
|
496 |
b initialText:image extent printString.
|
|
|
497 |
b showAtPointer.
|
|
|
498 |
(newSize := Object readFromString: b contents onError:nil) notNil
|
|
|
499 |
ifTrue:
|
|
|
500 |
[
|
|
|
501 |
self image: (image magnifiedBy: newSize/image extent)
|
|
|
502 |
].
|
|
|
503 |
!
|
|
|
504 |
|
|
|
505 |
rotateImage
|
|
|
506 |
|
|
|
507 |
|b rotation|
|
|
|
508 |
|
|
|
509 |
b := EnterBox new.
|
|
|
510 |
b title:'rotate image'.
|
|
|
511 |
b okText:'apply'.
|
|
|
512 |
b abortText:'abort'.
|
|
|
513 |
b initialText: '0'.
|
|
|
514 |
b showAtPointer.
|
|
|
515 |
(rotation := Object readFromString: b contents onError:nil) notNil
|
|
|
516 |
ifTrue:
|
|
|
517 |
[ Object errorSignal handle:
|
|
|
518 |
[:ex|
|
|
|
519 |
WarningBox warn: 'Image rotation failed.\' withCRs, 'An increase of image depth could help.'.
|
|
|
520 |
]
|
|
|
521 |
do:
|
|
|
522 |
[
|
|
|
523 |
self image: (image hardRotated: rotation)
|
|
|
524 |
]
|
|
|
525 |
].
|
|
|
526 |
! !
|
|
|
527 |
|
|
|
528 |
!ImageEditView methodsFor:'image emphasis'!
|
|
|
529 |
|
|
|
530 |
drawFrame
|
|
|
531 |
|
|
|
532 |
self paint:Color black.
|
|
|
533 |
"self lineWidth: (magnification x//3 min: 3). "
|
|
|
534 |
self displayRectangle: ((0@0) extent:(image extent * magnification) + 2).
|
|
|
535 |
self lineWidth:1.
|
|
|
536 |
!
|
|
|
537 |
|
|
|
538 |
drawFrameAt: aPoint
|
|
|
539 |
|
|
|
540 |
magnification > gridMagnification
|
|
|
541 |
ifTrue:
|
|
|
542 |
[
|
|
|
543 |
|lineStartingPoint lineEndingPoint oldColor|
|
|
|
544 |
lineStartingPoint := aPoint//magnification*magnification.
|
|
|
545 |
lineEndingPoint := aPoint//magnification*magnification + magnification.
|
|
|
546 |
oldColor := self paint.
|
|
|
547 |
self xoring:
|
|
|
548 |
[
|
|
|
549 |
self displayLineFrom: lineEndingPoint
|
|
|
550 |
to: (lineEndingPoint x)@(lineStartingPoint y).
|
|
|
551 |
self displayLineFrom: lineEndingPoint
|
|
|
552 |
to: (lineStartingPoint x)@(lineEndingPoint y).
|
|
|
553 |
].
|
|
|
554 |
self paint: oldColor.
|
|
|
555 |
]
|
|
|
556 |
!
|
|
|
557 |
|
|
|
558 |
drawLabel: aLabel
|
|
|
559 |
coordInfoBlock notNil
|
|
|
560 |
ifTrue:
|
|
|
561 |
[
|
|
|
562 |
coordInfoBlock value: aLabel printString
|
|
|
563 |
]
|
|
|
564 |
!
|
|
|
565 |
|
|
|
566 |
drawMaskPointAt: aPoint
|
|
|
567 |
|
|
|
568 |
|sizeOfMaskPoint|
|
|
|
569 |
sizeOfMaskPoint := magnification//3.
|
|
|
570 |
self xoring: [self fillRectangle: (aPoint + sizeOfMaskPoint extent: sizeOfMaskPoint)].
|
|
|
571 |
|
|
|
572 |
! !
|
|
|
573 |
|
|
|
574 |
!ImageEditView methodsFor:'image setting'!
|
|
|
575 |
|
|
|
576 |
image:anImage
|
|
|
577 |
|
|
|
578 |
(anImage isImage and: [image isNil or: [self checkModified]])
|
|
|
579 |
ifTrue:
|
|
|
580 |
[
|
|
|
581 |
super image: anImage.
|
|
|
582 |
image photometric = #palette
|
|
|
583 |
ifTrue:
|
|
|
584 |
[
|
|
|
585 |
(image usedColors includes: selectColors first) ifFalse: [selectColors at: 1 put: nil].
|
|
|
586 |
(image usedColors includes: selectColors last) ifFalse: [selectColors at: 2 put: nil].
|
|
|
587 |
].
|
|
|
588 |
^self
|
|
|
589 |
].
|
|
|
590 |
^nil
|
|
|
591 |
!
|
|
|
592 |
|
|
|
593 |
loadFromFile: aFileName
|
|
|
594 |
|
|
|
595 |
|fileName newImage|
|
|
|
596 |
fileName := aFileName asFilename.
|
|
|
597 |
|
|
|
598 |
Object errorSignal handle:
|
|
|
599 |
[:exeption|
|
|
|
600 |
WarningBox warn: exeption errorString.
|
|
|
601 |
^nil
|
|
|
602 |
]
|
|
|
603 |
do:
|
|
|
604 |
[
|
|
|
605 |
newImage := Image fromFile: fileName name.
|
|
|
606 |
].
|
|
|
607 |
|
|
|
608 |
(self image: newImage) notNil
|
|
|
609 |
ifTrue:
|
|
|
610 |
[
|
|
|
611 |
imageReaderClass := ImageReader allSubclasses detect: [:cls| cls isValidImageFile:fileName name] ifNone:
|
|
|
612 |
[WarningBox warn: 'Unknown image file format'. ^nil].
|
|
|
613 |
]
|
|
|
614 |
!
|
|
|
615 |
|
|
|
616 |
resourceClass: aClassOrSymbol selector: aStringOrSymbol
|
|
|
617 |
|
|
|
618 |
|aClass|
|
|
|
619 |
imageReaderClass := nil.
|
|
|
620 |
self resourceClass: aClassOrSymbol.
|
|
|
621 |
self resourceSelector: aStringOrSymbol.
|
|
|
622 |
aClass := Smalltalk at: resourceClass.
|
|
|
623 |
(aClass isClass and: [aClass class implements: resourceSelector])
|
|
|
624 |
ifTrue:
|
|
|
625 |
[
|
|
|
626 |
^self image: (aClass perform: resourceSelector) copy
|
|
|
627 |
].
|
|
|
628 |
^nil
|
|
|
629 |
! !
|
|
|
630 |
|
|
|
631 |
!ImageEditView methodsFor:'initialization'!
|
|
|
632 |
|
|
|
633 |
initialize
|
|
|
634 |
|
|
|
635 |
super initialize.
|
|
|
636 |
|
|
|
637 |
magnification := 1@1.
|
|
|
638 |
gridMagnification := 8@8.
|
|
|
639 |
modified := false.
|
|
|
640 |
mouseKeyColorMode := 1.
|
|
|
641 |
resourceClass := resourceSelector := ''.
|
|
|
642 |
selectColors := Array with: nil with: nil.
|
|
|
643 |
self menuHolder:self; menuPerformer:self; menuMessage:#imageMenu.
|
|
|
644 |
! !
|
|
|
645 |
|
|
|
646 |
!ImageEditView methodsFor:'menu actions'!
|
|
|
647 |
|
|
|
648 |
changeMagnification
|
|
|
649 |
|b newMag|
|
|
|
650 |
|
|
|
651 |
b := EnterBox new.
|
|
|
652 |
b title:'magnification (magX @ magY)'.
|
|
|
653 |
b okText:'apply'.
|
|
|
654 |
b abortText:'abort'.
|
|
|
655 |
b action:[:string | newMag := (Object readFromString:string onError:nil)].
|
|
|
656 |
b initialText:(magnification printString).
|
|
|
657 |
b showAtPointer.
|
|
|
658 |
|
|
|
659 |
newMag notNil ifTrue:[
|
|
|
660 |
self magnification:newMag.
|
|
|
661 |
].
|
|
|
662 |
|
|
|
663 |
"Modified: 31.7.1997 / 11:43:12 / cg"
|
|
|
664 |
!
|
|
|
665 |
|
|
|
666 |
loadFromClass
|
|
|
667 |
|
|
|
668 |
self resourceMessage: (ResourceSelectionBrowser
|
|
|
669 |
openOnSuperclass: ApplicationModel
|
|
|
670 |
class: self resourceClass
|
|
|
671 |
selector: self resourceSelector
|
|
|
672 |
resourceTypes: #(#image #fileImage))
|
|
|
673 |
|
|
|
674 |
|
|
|
675 |
!
|
|
|
676 |
|
|
|
677 |
loadFromUser
|
|
|
678 |
|
|
|
679 |
self image:
|
|
|
680 |
((Image fromUser)
|
|
|
681 |
asDitheredTrueColor8FormOn: Display)
|
|
|
682 |
|
|
|
683 |
!
|
|
|
684 |
|
|
|
685 |
print
|
|
|
686 |
|stream psgc|
|
|
|
687 |
|
|
|
688 |
image isNil ifTrue: [^nil].
|
|
|
689 |
|
|
|
690 |
Printer supportsPostscript ifFalse:[
|
|
|
691 |
self warn:'need a postscript printer'.
|
|
|
692 |
^ self
|
|
|
693 |
].
|
|
|
694 |
|
|
|
695 |
stream := Printer newNative.
|
|
|
696 |
stream isNil ifTrue:[
|
|
|
697 |
self warn:'cannot open printer stream'.
|
|
|
698 |
^ nil
|
|
|
699 |
].
|
|
|
700 |
|
|
|
701 |
self withWaitCursorDo:[
|
|
|
702 |
psgc := PSGraphicsContext on:stream. "/ extent:(1.0 @ 1.0).
|
|
|
703 |
psgc displayForm: (image magnifiedBy: magnification) x:0 y:0.
|
|
|
704 |
psgc close.
|
|
|
705 |
]
|
|
|
706 |
!
|
|
|
707 |
|
|
|
708 |
save
|
|
|
709 |
|
|
|
710 |
Object errorSignal handle:
|
|
|
711 |
[:ex|
|
|
|
712 |
WarningBox warn: ex errorString.
|
|
|
713 |
^nil
|
|
|
714 |
]
|
|
|
715 |
do:
|
|
|
716 |
[
|
|
|
717 |
|fileName|
|
|
|
718 |
image isNil ifTrue: [^self error: 'No image to save!!'].
|
|
|
719 |
image fileName isNil ifTrue: [^self error: 'No file name for image detected!!'].
|
|
|
720 |
fileName := image fileName asFilename.
|
|
|
721 |
(fileName suffix = 'tiff') | (fileName suffix = 'tif') ifTrue: [imageReaderClass := TIFFReader].
|
|
|
722 |
fileName suffix = 'xpm' ifTrue: [imageReaderClass := XPMReader].
|
|
|
723 |
fileName suffix = 'xbm' ifTrue: [imageReaderClass := XBMReader].
|
|
|
724 |
fileName suffix = 'gif' ifTrue: [imageReaderClass := GIFReader].
|
|
|
725 |
(fileName suffix = 'jpg') | (fileName suffix = 'jpeg') ifTrue: [imageReaderClass := JPEGReader].
|
|
|
726 |
imageReaderClass isNil ifTrue: [imageReaderClass := XPMReader. image fileName: image fileName, '.xpm'].
|
|
|
727 |
|
|
|
728 |
image saveOn: image fileName using: imageReaderClass.
|
|
|
729 |
modified := false.
|
|
|
730 |
]
|
|
|
731 |
|
|
|
732 |
!
|
|
|
733 |
|
|
|
734 |
saveAs
|
|
|
735 |
"save contents into a file
|
|
|
736 |
- ask user for filename using a fileSelectionBox."
|
|
|
737 |
|
|
|
738 |
self saveImageFileAs
|
|
|
739 |
!
|
|
|
740 |
|
|
|
741 |
saveAsMethod
|
|
|
742 |
|
|
|
743 |
Object errorSignal handle:
|
|
|
744 |
[:ex|
|
|
|
745 |
WarningBox warn: ex errorString.
|
|
|
746 |
^nil
|
|
|
747 |
]
|
|
|
748 |
do:
|
|
|
749 |
[
|
|
|
750 |
|compileString stream aClass|
|
|
|
751 |
stream := WriteStream on: ''.
|
|
|
752 |
self resourceSelector trimBlanks size = 0 ifTrue: [^self error: 'No image selector detected'].
|
|
|
753 |
(aClass := Smalltalk at: self resourceClass) isClass ifFalse: [^self error: 'No class for image selector detected'].
|
|
|
754 |
self image storeOn: stream.
|
|
|
755 |
compileString :=
|
|
|
756 |
self resourceSelector,
|
|
|
757 |
'\\' withCRs,
|
|
|
758 |
' <resource: #image>\' withCRs,
|
|
|
759 |
' ^',
|
|
|
760 |
stream contents.
|
|
|
761 |
ByteCodeCompiler compile: compileString forClass: aClass class inCategory: 'resources'.
|
|
|
762 |
modified := false.
|
|
|
763 |
]
|
|
|
764 |
!
|
|
|
765 |
|
|
|
766 |
saveImageFileAs
|
|
|
767 |
|
|
|
768 |
|aFileName|
|
|
|
769 |
|
|
|
770 |
(aFileName := (FileBrowserView requestFileName: self image fileName fileFilters: #('*.xpm' '*.gif'))) notNil
|
|
|
771 |
ifTrue:
|
|
|
772 |
[
|
|
|
773 |
self saveImageFileAs: aFileName
|
|
|
774 |
].
|
|
|
775 |
!
|
|
|
776 |
|
|
|
777 |
saveImageFileAs: aFileName
|
|
|
778 |
|
|
|
779 |
image notNil
|
|
|
780 |
ifTrue:
|
|
|
781 |
[
|
|
|
782 |
image fileName: aFileName.
|
|
|
783 |
self save
|
|
|
784 |
]
|
|
|
785 |
ifFalse:
|
|
|
786 |
[
|
|
|
787 |
WarningBox warn: 'No image detected'
|
|
|
788 |
]
|
|
|
789 |
! !
|
|
|
790 |
|
|
|
791 |
!ImageEditView methodsFor:'queries'!
|
|
|
792 |
|
|
|
793 |
checkModified
|
|
|
794 |
|
|
|
795 |
modified ifTrue:
|
|
|
796 |
[
|
|
|
797 |
|aBox|
|
|
|
798 |
aBox := YesNoBox title:'Image was modified'.
|
|
|
799 |
aBox noText:'abort'.
|
|
|
800 |
aBox yesText:'ignore'.
|
|
|
801 |
aBox showAtPointer.
|
|
|
802 |
aBox accepted ifFalse: [^false].
|
|
|
803 |
modified := false
|
|
|
804 |
].
|
|
|
805 |
^true
|
|
|
806 |
!
|
|
|
807 |
|
|
|
808 |
heightOfContents
|
|
|
809 |
"return the images height"
|
|
|
810 |
|
|
|
811 |
image isNil ifTrue:[^ 0].
|
|
|
812 |
^ (image height * magnification y) rounded
|
|
|
813 |
!
|
|
|
814 |
|
|
|
815 |
imageContainsPoint: aPoint
|
|
|
816 |
|pi|
|
|
|
817 |
image isNil ifTrue: [^false].
|
|
|
818 |
pi := ((aPoint - margin + 1) / magnification) floor.
|
|
|
819 |
^((0@0 corner:(image extent) - 1) containsPoint:pi)
|
|
|
820 |
!
|
|
|
821 |
|
|
|
822 |
widthOfContents
|
|
|
823 |
"return the images width"
|
|
|
824 |
|
|
|
825 |
image isNil ifTrue:[^ 0].
|
|
|
826 |
^ (image width * magnification x) rounded
|
|
|
827 |
! !
|
|
|
828 |
|
|
|
829 |
!ImageEditView methodsFor:'release'!
|
|
|
830 |
|
|
|
831 |
destroy
|
|
|
832 |
|
|
|
833 |
undoImage := nil.
|
|
|
834 |
Clipboard := nil.
|
|
|
835 |
super destroy.
|
|
|
836 |
|
|
|
837 |
! !
|
|
|
838 |
|
|
|
839 |
!ImageEditView class methodsFor:'documentation'!
|
|
|
840 |
|
|
|
841 |
version
|
|
|
842 |
^ '$Header$'
|
|
|
843 |
! !
|