mirror of
https://github.com/lxsang/Diya-API.git
synced 2024-12-28 12:28:21 +01:00
98 lines
1.7 KiB
Smalltalk
98 lines
1.7 KiB
Smalltalk
Class {
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#name : #DiyaLabel,
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#superclass : #DiyaWidget,
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#instVars : [
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'txt',
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'icon'
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],
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#category : #'Diya-Widgets'
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}
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{ #category : #accessing }
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DiyaLabel >> fontSize [
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^txt fontSize.
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]
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{ #category : #accessing }
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DiyaLabel >> fontSize: value [
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txt fontSize: value.
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icon ifNotNil: [ icon fontSize: value ].
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"dirty := true."
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]
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{ #category : #accessing }
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DiyaLabel >> icon [
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^ icon
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]
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{ #category : #accessing }
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DiyaLabel >> icon: anObject [
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icon := nil.
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anObject isNumber ifTrue: [
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icon := self addNode: (DiyaFontIcon data: anObject).
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icon align: #left].
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anObject isString ifTrue: [ icon := self addNode: (DiyaImageView from: anObject)].
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icon ifNil: [ ^ DiyaCoreAPIError signal: 'Invalid icon identification'].
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dirty := true.
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]
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{ #category : #accessing }
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DiyaLabel >> iconPosition: offset [
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|xpos|
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txt splitLines.
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txt lines ifEmpty: [ ^0@0 ].
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xpos := txt alignLine: txt lines first key.
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^xpos@0
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]
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{ #category : #accessing }
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DiyaLabel >> iconSize [
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icon ifNil: [ ^0 ].
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^icon fontSize.
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]
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{ #category : #accessing }
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DiyaLabel >> iconSize: v [
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icon ifNil: [ ^self ].
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icon fontSize: v.
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]
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{ #category : #initialization }
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DiyaLabel >> initialize [
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super initialize.
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txt := self addNode:(DiyaText data: '').
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icon := nil.
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self extent: 0@0.
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]
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{ #category : #accessing }
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DiyaLabel >> txt [
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^ txt
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]
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{ #category : #accessing }
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DiyaLabel >> txt: anObject [
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txt data: anObject.
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dirty := true
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]
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{ #category : #accessing }
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DiyaLabel >> updateLayout [
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|offset isize|
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offset := 0.
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icon ifNotNil: [
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isize := icon fontSize.
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offset := isize + (isize >> 1).
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icon extent:offset @ (extent y).
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].
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txt extent: (extent x - offset) @ (extent y).
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txt position: offset @ 0.
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icon ifNil: [ ^self ].
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icon position: (self iconPosition: offset).
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]
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