CALabel

CALabel Detailed Description

Class Description

Label text class that is used to display text.

Base Class

CAView

Attribute

Access Modifier	Attribute Name	Description
protected	Text	Label’s text content
protected	fontName	Label’s font
protected	fontSize	Label’s font size
protected	Color	Label’s font color
protected	VerticalTextAlignmet	Text’s vertical alignment mode
protected	TextAlignment	Text’s horizontal alignment mode
protected	NumberOfLine	Label’s number of line
Protected	LabelSize	Label’s current size

Method

Access Modifier	Method Name	Description
Public	visit
Public	sizeToFit

Attribute Description

Text
Type: string
Description: label’s text content

fontName
Type: string
Description: label’s font

fontSize
Type: usigned int
Description: font size

Color
Type: ccColor4B
Description: font color

VerticalTextAlignmet
Type: CAVerticalTextAlignment
Description: text’s vertical alignment mode, enumeration type.

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typedef enum {     CAVerticalTextAlignmentTop,     CAVerticalTextAlignmentCenter,     CAVerticalTextAlignmentBottom, } CAVerticalTextAlignment;

First type is vertical alignment at the top, second type is vertical alignment at the center, and third type is vertical alignment at the bottom.

TextAlignment
Type: CATextAlignment
Description: text’s horizontal alignment mode, enumeration type.

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typedef enum {     CATextAlignmentLeft,     CATextAlignmentCenter,     CATextAlignmentRight, } CATextAlignment;

First type is horizontal alignment at the left, second type is horizontal alignment at the center, and third type is horizontal alignment at the right.

Example:

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CALabel* c_Label = CALabel::createWithCenter(CCRect(size.width*0.5,size.height*0.5,220,500));     c_Label->setText("CrossApp is a cross platform application engine,developed by 9miao.com");     c_Label->setTextAlignment(CATextAlignmentCenter);     c_Label->setColor(CAColor_orange);     c_Label->setFontSize(28);     this->getView()->addSubview(c_Label);


NumberOfLine
Type: unsigned int
Description: text’s number of line

Example:

LabelSize
Type: CAsize
Description: read-only property, label’s current size, it’s a change value.

Method Description

virtual void visit()
Return value: void
Description: update label

void sizeToFit()
Return value: void
Description: set self-adaptive label width, namely label width changes with text changes.