CAScrollView

CAScrollView Detailed Description

Class Description

CAScrollView is namely scroll view and is responsible for CrossApp’s all scroll operations. It supports cutting rendering outside of its rectangle region and enables its sub view to support slide operation and zoom functionality.

Base Class

CAView

Attribute

Access modifier	Attribute name	Description
protected	ViewSize	ScrollView container size
public	ContentOffset	Offset relative to view top
protected	Bounces	Scroll bounce, simultaneously control horizontal and vertical directions
protected	BounceHorizontal	Horizontal bounce
protected	BouncesVertical	Vertical bounce
protected	ScrollEnabled	Scrollable or not
protected	Tracking	Is in scroll status or not
protected	Decelerating	Is in inertial motion or not
protected	ShowsHorizontalScrollIndicator	Horizontal indicator
protected	ShowsVerticalScrollIndicator	Vertical indicator
protected	Zooming	Zoom control or not
protected	MinimumZoomScale	Sliding layer zoom minimum limit
protected	MaximumZoomScale	Sliding layer zoom maximum limit
protected	ZoomScale	Sliding layer zoom scale
public	BackGroundImage	background image
public	BackGroundColor	background color
protected	HeaderRefreshView	header refresh view
protected	FooterRefreshView	footer refresh view
protected	ScrollViewDelegate	sliding event delegate

Attribute Description

ViewSize
Type: CCSize
Description: scrollView container size, scrollView’s scroll range limit, get/set{}.

ContentOffset
Type: CCpoint
Description: offset relative to current view, get/set{}.

Bounces
Type: bool
Description: scroll bounce is allowed or not (including horizontal and vertical bounce), it’s enabled by default, is/set{}.

BounceHorizontal
Type: bool
Description: horizontal scroll bounce is allowed or not, it’s enabled by default, is/set{}.

BouncesVertical
Type: bool
Description: vertical scroll bounce is allowed or not, it’s enabled by default, is/set{}.

ScrollEnabled
Type: bool
Description: scroll is allowed or not, it’s allowed by default, is/set{}.

Tracking
Type: bool
Description: it’s in scroll status or not, is/set{}.

Decelerating
Type: bool
Description: it’s in inertial motion or not, namely the period between scrollView touch ending moment and scrollView stopping scroll moment, is/set{}.

ShowsHorizontalScrollIndicator
Type: bool
Description: display horizontal scroll indicator or not, it’s displayed by default, is/set{}.

ShowsVerticalScrollIndicator
Type: bool
Description: display vertical scroll indicator or not, it’s displayed by default, is/set{}.

Zooming
Type: bool
Description: it’s in zoom control status or not, is/set{}.

MinimumZoomScale
Type: float
Description: minimum zoom scale, default value is 1, get/set{}.

MaximumZoomScale
Type: float
Description: maximum zoom scale, default value is 1, get/set{}.

ZoomScal
Type: float
Description: scrollView’s zoom scale, default value is 1, get/set{}.

BackGroundImage
Type: CAImage*
Descripiton: scrollView’s background image, get/set{}.

BackGroundColor
Type: CAColor4B
Descripiton: scrollView’s background color, get/set{}.

HeaderRefreshView
Type: CAPullToRefreshView*
Descripiton: scrollView’s top refresh view, get/set{}.

FooterRefreshView
Type: CAPullToRefreshView*
Descripiton: scrollView’s footer refresh view, get/set{}.

ScrollViewDelegate
Type: CAScrollViewDelegate*
Descripiton: scrollView’s sliding event delegate