com.ab.view.chart.Zoom类 参考

类 com.ab.view.chart.Zoom 继承关系图:

Public 成员函数
	Zoom (AbstractChart chart, boolean in, float rate)
void	setZoomRate (float rate)
void	apply (int zoom_axis)
synchronized void	notifyZoomResetListeners ()
synchronized void	addZoomListener (ZoomListener listener)
synchronized void	removeZoomListener (ZoomListener listener)
Public 成员函数 继承自 com.ab.view.chart.AbstractTool
	AbstractTool (AbstractChart chart)
double[]	getRange (int scale)
void	checkRange (double[] range, int scale)

静态 Public 属性
static final int	ZOOM_AXIS_XY = 0
static final int	ZOOM_AXIS_X = 1
static final int	ZOOM_AXIS_Y = 2

Private 成员函数
synchronized void	notifyZoomListeners (ZoomEvent e)

Private 属性
boolean	mZoomIn
float	mZoomRate
List< ZoomListener >	mZoomListeners = new ArrayList<ZoomListener>()
boolean	limitsReachedX = false
boolean	limitsReachedY = false

额外继承的成员函数
Protected 成员函数 继承自 com.ab.view.chart.AbstractTool
void	setXRange (double min, double max, int scale)
void	setYRange (double min, double max, int scale)
Protected 属性 继承自 com.ab.view.chart.AbstractTool
AbstractChart	mChart
XYMultipleSeriesRenderer	mRenderer

详细描述

The zoom tool.

构造及析构函数说明

com.ab.view.chart.Zoom.Zoom ( AbstractChart  chart, boolean  in, float  rate  )

inline

Builds the zoom tool.

参数

chart	the chart
in	zoom in or out
rate	the zoom rate

成员函数说明

synchronized void com.ab.view.chart.Zoom.addZoomListener ( ZoomListener  listener )

inline

Adds a new zoom listener.

参数

listener

zoom listener

void com.ab.view.chart.Zoom.apply ( int  zoom_axis )

inline

Apply the zoom.

参数

zoom_axis

the zoom_axis

synchronized void com.ab.view.chart.Zoom.notifyZoomListeners ( ZoomEvent  e )

inlineprivate

Notify the zoom listeners about a zoom change.

参数

e	the zoom event

synchronized void com.ab.view.chart.Zoom.notifyZoomResetListeners ( )

inline

Notify the zoom listeners about a zoom reset.

synchronized void com.ab.view.chart.Zoom.removeZoomListener ( ZoomListener  listener )

inline

Removes a zoom listener.

参数

listener

zoom listener

void com.ab.view.chart.Zoom.setZoomRate ( float  rate )

inline

Sets the zoom rate.

参数

rate	the new zoom rate

类成员变量说明

boolean com.ab.view.chart.Zoom.limitsReachedX = false

private

Zoom limits reached on the X axis.

boolean com.ab.view.chart.Zoom.limitsReachedY = false

private

Zoom limits reached on the Y axis.

boolean com.ab.view.chart.Zoom.mZoomIn

private

A flag to be used to know if this is a zoom in or out.

List<ZoomListener> com.ab.view.chart.Zoom.mZoomListeners = new ArrayList<ZoomListener>()

private

The zoom listeners.

float com.ab.view.chart.Zoom.mZoomRate

private

The zoom rate.

final int com.ab.view.chart.Zoom.ZOOM_AXIS_X = 1

static

Zoom on X axis independently.

final int com.ab.view.chart.Zoom.ZOOM_AXIS_XY = 0

static

Zoom on X axis and Y axis.

final int com.ab.view.chart.Zoom.ZOOM_AXIS_Y = 2

static

Zoom on Y axis independently.

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该类的文档由以下文件生成:

• src/com/ab/view/chart/Zoom.java