[Pkg] The Trunk: Morphic-nice.231.mcz

commits at source.squeak.org commits at source.squeak.org
Tue Nov 17 10:24:54 UTC 2009


Nicolas Cellier uploaded a new version of Morphic to project The Trunk:
http://source.squeak.org/trunk/Morphic-nice.231.mcz

==================== Summary ====================

Name: Morphic-nice.231
Author: nice
Time: 17 November 2009, 11:24:15 am
UUID: 971ac6c2-1d7f-ae49-bf06-9d9299ac8798
Ancestors: Morphic-nice.230

remove historical #testNewComposeAll and #OLDcomposeLinesFrom:to:delta:into:priorLines:atY:

=============== Diff against Morphic-nice.230 ===============

Item was removed:
- ----- Method: NewParagraph>>OLDcomposeLinesFrom:to:delta:into:priorLines:atY: (in category 'composition') -----
- OLDcomposeLinesFrom: start to: stop delta: delta into: lineColl priorLines: priorLines atY: startingY 
- 	"While the section from start to stop has changed, composition may ripple all the way to the end of the text.  However in a rectangular container, if we ever find a line beginning with the same character as before (ie corresponding to delta in the old lines), then we can just copy the old lines from there to the end of the container, with adjusted indices and y-values"
- 
- 	| charIndex lineY lineHeight scanner line row firstLine lineHeightGuess saveCharIndex hitCR maybeSlide sliding bottom priorIndex priorLine |
- 	charIndex := start.
- 	lines := lineColl.
- 	lineY := startingY.
- 	lineHeightGuess := textStyle lineGrid.
- 	maxRightX := container left.
- 	maybeSlide := stop < text size and: [container isMemberOf: Rectangle].
- 	sliding := false.
- 	priorIndex := 1.
- 	bottom := container bottom.
- 	scanner := CompositionScanner new text: text textStyle: textStyle.
- 	firstLine := true.
- 	[charIndex <= text size and: [lineY + lineHeightGuess <= bottom]] 
- 		whileTrue: 
- 			[sliding 
- 				ifTrue: 
- 					["Having detected the end of rippling recoposition, we are only sliding old lines"
- 
- 					priorIndex < priorLines size 
- 						ifTrue: 
- 							["Adjust and re-use previously composed line"
- 
- 							priorIndex := priorIndex + 1.
- 							priorLine := (priorLines at: priorIndex) slideIndexBy: delta
- 										andMoveTopTo: lineY.
- 							lineColl addLast: priorLine.
- 							lineY := priorLine bottom.
- 							charIndex := priorLine last + 1]
- 						ifFalse: 
- 							["There are no more priorLines to slide."
- 
- 							sliding := maybeSlide := false]]
- 				ifFalse: 
- 					[lineHeight := lineHeightGuess.
- 					saveCharIndex := charIndex.
- 					hitCR := false.
- 					row := container rectanglesAt: lineY height: lineHeight.
- 					1 to: row size
- 						do: 
- 							[:i | 
- 							(charIndex <= text size and: [hitCR not]) 
- 								ifTrue: 
- 									[line := scanner 
- 												composeFrom: charIndex
- 												inRectangle: (row at: i)
- 												firstLine: firstLine
- 												leftSide: i = 1
- 												rightSide: i = row size.
- 									lines addLast: line.
- 									(text at: line last) = Character cr ifTrue: [hitCR := true].
- 									lineHeight := lineHeight max: line lineHeight.	"includes font changes"
- 									charIndex := line last + 1]].
- 
- 					lineY := lineY + lineHeight.
- 					row notEmpty 
- 						ifTrue: 
- 							[lineY > bottom 
- 								ifTrue: 
- 									["Oops -- the line is really too high to fit -- back out"
- 
- 									charIndex := saveCharIndex.
- 									row do: [:r | lines removeLast]]
- 								ifFalse: 
- 									["It's OK -- the line still fits."
- 
- 									maxRightX := maxRightX max: scanner rightX.
- 									1 to: row size - 1
- 										do: 
- 											[:i | 
- 											"Adjust heights across row if necess"
- 
- 											(lines at: lines size - row size + i) lineHeight: lines last lineHeight
- 												baseline: lines last baseline].
- 									charIndex > text size 
- 										ifTrue: 
- 											["end of text"
- 
- 											hitCR 
- 												ifTrue: 
- 													["If text ends with CR, add a null line at the end"
- 
- 													lineY + lineHeightGuess <= container bottom 
- 														ifTrue: 
- 															[row := container rectanglesAt: lineY height: lineHeightGuess.
- 															row notEmpty 
- 																ifTrue: 
- 																	[line := (TextLine 
- 																				start: charIndex
- 																				stop: charIndex - 1
- 																				internalSpaces: 0
- 																				paddingWidth: 0)
- 																				rectangle: row first;
- 																				lineHeight: lineHeightGuess baseline: textStyle baseline.
- 																	lines addLast: line]]].
- 											lines := lines asArray.
- 											^maxRightX].
- 									firstLine := false]].
- 						
- 					(maybeSlide and: [charIndex > stop]) 
- 						ifTrue: 
- 							["Check whether we are now in sync with previously composed lines"
- 
- 							
- 							[priorIndex < priorLines size 
- 								and: [(priorLines at: priorIndex) first < (charIndex - delta)]] 
- 									whileTrue: [priorIndex := priorIndex + 1].
- 							(priorLines at: priorIndex) first = (charIndex - delta) 
- 								ifTrue: 
- 									["Yes -- next line will have same start as prior line."
- 
- 									priorIndex := priorIndex - 1.
- 									maybeSlide := false.
- 									sliding := true]
- 								ifFalse: 
- 									[priorIndex = priorLines size 
- 										ifTrue: 
- 											["Weve reached the end of priorLines,
- 								so no use to keep looking for lines to slide."
- 
- 											maybeSlide := false]]]]].
- 	firstLine 
- 		ifTrue: 
- 			["No space in container or empty text"
- 
- 			line := (TextLine 
- 						start: start
- 						stop: start - 1
- 						internalSpaces: 0
- 						paddingWidth: 0)
- 						rectangle: (container topLeft extent: 0 @ lineHeightGuess);
- 						lineHeight: lineHeightGuess baseline: textStyle baseline.
- 			lines := Array with: line]
- 		ifFalse: [self fixLastWithHeight: lineHeightGuess].
- 	"end of container"
- 	lines := lines asArray.
- 	^maxRightX!

Item was removed:
- ----- Method: NewParagraph>>testNewComposeAll (in category 'composition') -----
- testNewComposeAll
- 	| newResult |
- 	self 
- 		OLDcomposeLinesFrom: firstCharacterIndex 
- 		to: text size 
- 		delta: 0
- 		into: OrderedCollection new 
- 		priorLines: Array new 
- 		atY: container top.
- 	newResult := TextComposer new
- 		composeLinesFrom: firstCharacterIndex 
- 		to: text size 
- 		delta: 0
- 		into: OrderedCollection new 
- 		priorLines: Array new 
- 		atY: container top
- 		textStyle: textStyle 
- 		text: text 
- 		container: container
- 		wantsColumnBreaks: false.
- 	newResult first with: lines do: [ :e1 :e2 |
- 		e1 longPrintString = e2 longPrintString ifFalse: [self halt].
- 	].
- 	newResult second = maxRightX ifFalse: [self halt].
- 	^{newResult. {lines. maxRightX}}
- !



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