com.ab.view.chart.TouchHandler类 参考

类 com.ab.view.chart.TouchHandler 继承关系图:

Public 成员函数
	TouchHandler (GraphicalView view, AbstractChart chart)
boolean	handleTouch (MotionEvent event)
boolean	handleTouchControl (MotionEvent event)
void	addZoomListener (ZoomListener listener)
void	removeZoomListener (ZoomListener listener)
void	addPanListener (PanListener listener)
void	removePanListener (PanListener listener)
float	getOldX ()
float	getOldY ()

Private 属性
DefaultRenderer	mRenderer
float	oldX
float	oldY
float	oldX2
float	oldY2
RectF	zoomR = new RectF()
Pan	mPan
Zoom	mPinchZoom
GraphicalView	graphicalView

详细描述

The main handler of the touch events.

构造及析构函数说明

com.ab.view.chart.TouchHandler.TouchHandler ( GraphicalView  view, AbstractChart  chart  )

inline

Creates a new graphical view.

参数

view	the graphical view
chart	the chart to be drawn

成员函数说明

void com.ab.view.chart.TouchHandler.addPanListener ( PanListener  listener )

inline

Adds a new pan listener.

参数

listener

pan listener

实现了 com.ab.view.chart.ITouchHandler.

void com.ab.view.chart.TouchHandler.addZoomListener ( ZoomListener  listener )

inline

Adds a new zoom listener.

参数

listener

zoom listener

实现了 com.ab.view.chart.ITouchHandler.

float com.ab.view.chart.TouchHandler.getOldX ( )

inline

Gets the old x.

返回

the old x

float com.ab.view.chart.TouchHandler.getOldY ( )

inline

Gets the old y.

返回

the old y

boolean com.ab.view.chart.TouchHandler.handleTouch ( MotionEvent  event )

inline

Handles the touch event. 图表的滑动事件

参数

event

the touch event

返回

true, if successful

实现了 com.ab.view.chart.ITouchHandler.

boolean com.ab.view.chart.TouchHandler.handleTouchControl ( MotionEvent  event )

inline

描述：标尺滑动和比例缩放的点击的事件.

版本

v1.0

参数

event

the event

返回

true, if successful

参见

com.ab.view.chart.ITouchHandler::handleTouchControl(android.view.MotionEvent)

作者

: amsoft.cn

日期

：2013-6-7 上午9:56:06

实现了 com.ab.view.chart.ITouchHandler.

void com.ab.view.chart.TouchHandler.removePanListener ( PanListener  listener )

inline

Removes a pan listener.

参数

listener

pan listener

实现了 com.ab.view.chart.ITouchHandler.

void com.ab.view.chart.TouchHandler.removeZoomListener ( ZoomListener  listener )

inline

Removes a zoom listener.

参数

listener

zoom listener

实现了 com.ab.view.chart.ITouchHandler.

类成员变量说明

GraphicalView com.ab.view.chart.TouchHandler.graphicalView

private

The graphical view.

Pan com.ab.view.chart.TouchHandler.mPan

private

The pan tool.

Zoom com.ab.view.chart.TouchHandler.mPinchZoom

private

The zoom for the pinch gesture.

DefaultRenderer com.ab.view.chart.TouchHandler.mRenderer

private

The chart renderer.

float com.ab.view.chart.TouchHandler.oldX

private

The old x coordinate.

float com.ab.view.chart.TouchHandler.oldX2

private

The old x2 coordinate.

float com.ab.view.chart.TouchHandler.oldY

private

The old y coordinate.

float com.ab.view.chart.TouchHandler.oldY2

private

The old y2 coordinate.

RectF com.ab.view.chart.TouchHandler.zoomR = new RectF()

private

The zoom buttons rectangle.

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该类的文档由以下文件生成:

• src/com/ab/view/chart/TouchHandler.java